Fluke 1529 manuel d'utilisation

1529 Chub-E4 Thermometer Readout User’ s Guide Rev. 692801 Hart Scientific[...]

Limited W arranty & Limitation of Liability Each product from Fluke Corporation, Hart Scientific Di vision ("Hart") is warranted to be free from de - fects in material and workmanship under normal use and s ervice. The warranty period is 2 years for the Thermometer Readout. The warranty period begins on the date of the shipment. P art[...]

T able of Contents 1 Bef or e Y ou Start . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 Symbols Used . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.2 Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.2.1 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.2.2 Cauti[...]

6.6 Power On Self-T est . . . . . . . . . . . . . . . . . . . . . . . . . 23 6.7 Display Backlight and Contrast . . . . . . . . . . . . . . . . . . . 23 6.8 T aking Measurements . . . . . . . . . . . . . . . . . . . . . . . . 23 6.8.1 Connecting the Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 6.8.2 Enabling the Channel . . .[...]

7.4.2.5 Delete Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 7.4.3 Log Stats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64 7.4.4 Data Labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 7.4.5 Default Labels . . . . . . . . . . . . . . . . . . . . . . . [...]

8.4.4 Probe Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 8.4.4.1 CALCulate<chn>:CONV ert:CA T alog? . . . . . . . . . . . . . . . . . . . . . . . . . 93 8.4.4.2 CALCulate<chn>:CONV ert:COPY <dest chn>|ALL . . . . . . . . . . . . . . . . . 93 8.4.4.3 CALCulate<chn>:CONV ert:N AMe? . . . . . . . [...]

8.4.8.2 *OPT? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 8.4.8.3 *RST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 8.4.8.4 SYST em:BOO T : VERSion? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 8.4.8.5 SYST em:CODE:VERSion? . . . . . . . . . . . [...]

8.4.15 Con version T ypes and P arameters . . . . . . . . . . . . . . . . . . . . . . . 124 8.4.16 Port Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125 8.4.17 Date and T ime Formats . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126 9 Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 9.1 [...]

vii Figures Figure 1 Using the Clamp-on Ferrites . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 2 Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 3 Back Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Figure 4 Thermocouple Connections . . . . . . . . . . . . . . . . . . . . . .[...]

viii Figure 41 Default Labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 Figure 42 System Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 Figure 43 Comm Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 Figure 44 Date T ime . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

ix T ables T able1 International Electrical Symbols . . . . . . . . . . . . . . . . . . . . . 1 T able 2 Con version T ypes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 T able 3 Alphabetical List of Commands . . . . . . . . . . . . . . . . . . . . . 79 T able 4 Statistical Calculation T ypes . . . . . . . . . . . . . . . . . . . . . .[...]

1 Bef ore Y ou Star t 1.1 Symbols Used T able 1 lists the symbol s that may be used on the i nstrument or in this manual and the meaning of each symbol. Symbol Description AC ( Alternating Current) AC- D C Batter y Complies with European Uni on Directiv es DC (Direct Current ) Double Insulated Electric Shock Fuse PE Ground Hot Surf ace (Bur n Hazar[...]

Symbol Description On Canadian Standards Associati on O VERV OL T AGE (Installat ion) CA TEGORY II , P ollution Degree 2 per IEC1010-1 r e - f ers to the le vel of Impulse Wit hstand V oltage protection provided. Equipment of O VERV OL T AGE CA TEGOR Y II is energy-consuming equipment to be suppl ied from the fix ed install ation. Examples include [...]

quirements of the IEC 1010-1. If the product is wet or has been in a wet en vironment, take necessary measures to remove moisture prior to apply - ing power such as storage in a low humidity temperature chamber operating at 50°C for 4 hours or more. • The A C adapter can present safety concerns if misused or damaged. T o av oid the risk of elect[...]

Damage may not be visibly apparent but nevertheless can cause drift, in - stability , and loss of accuracy . Observe the following precautions: • DO NO T allo w probes to be dropped, struck, bent, or stressed. • DO NO T ov erheat probes beyond their recommended temperature range. • DO NO T allo w any part of the probe other than the sheath to[...]

Beijing 100004, PRC CHIN A Phone: +86-10-6-512-3436 T elefax: +86-10-6-512-3437 E-mail: xingye.han@fluke.com.cn Fluke South East Asia Pte Ltd. Fluke ASEAN Regional Of fice Service Center 60 Alexandra T errace #03-16 The Comtech (Lobby D) 118502 SINGAPORE Phone: +65 6799-5588 T elefax: +65 6799-5588 E-mail: antng@singa.fluke.com When contacting thes[...]

2 Intr oduction The Hart 1529 is a low-cost, high-accurac y , digital thermometer readout de - signed to be used with 25 and 100 Ω PR Ts, thermistors, and thermocouples. Its unique combination of features makes it suitable for a wide v ariety of applica - tions from laboratory measurement to industrial processes. Features of the 1529 include: • [...]

3 Specifications and En vir onmental Conditions 3.1 Specifications PRT Thermistor Thermocouple Inputs 2 channels PRT/ther mistor and 2 channels ther mocouple or 4 channels PRT/thermistor or 4 channels thermocouple PRT/thermistor channel s accept 2,3, or 4 wires Thermocouple channels accept B, E, J, K, N, R, S, T, and Au-Pt thermocouple types Temper[...]

PRT Thermistor Thermocouple Probe Connection Patented DWF connectors accepts spade lug, bare-wire, or banana plug terminati ons Universal receptacle accepts miniature and standar d connectors Communications RS-232 port included, I EEE-488 (GPIB) optional AC Power 100 to 240 VAC, 50-60 Hz, 0. 4A DC Power 12 to 16 VDC, 0.5 A ( battery charges during [...]

4 Quic k Start This section briefly explains the basics of setting up and operating your 1529 Thermometer Readout. 4.1 Unpac king Carefully unpack the 1529 t hermometer readout. V erify that the foll owi ng items are present: • 1529 Thermometer Readout (The battery inside the 1529 is completely charged when shipped. Initial charging is not requir[...]

4.4.1 Using the Clamp-on Ferrites Clamp-on ferrites a re provided wi th this product for t he use of impro ving its electromagnetic (EM) immunity in en v ironments of excessiv e EM interference. During EMC testi ng we found that ferrites c lamped around the probe cables and power cord reduced the risk that EM interference af fects measurements. The[...]

Enter button to continue initialization. If an error message is display ed on power up see Section 11.1, T roubleshooting. 4.7 Measure T emperature After initialization, th e temperature measurements for the configured channels are displayed. The appropriate sensor type must be select ed and coeff icients en - tered for the measurements to be accur[...]

5 P ar ts and Controls The functions of the v arious features of the 1529 are described belo w . 5.1 Fr ont P anel Buttons The front panel butt ons Enter/Menu, Unit , Contrast ,a n d Exit a r eu s e dt os e - lect and alter the functions of the t hermometer readout (see Figure 2). The function of each button is as follows: Enter/Menu - This b utton[...]

1529 Chub-E4 Thermometer Readout User’s Guide 16 Figure 3 Back P anel[...]

5.2 Bac k P anel The back panel consists of the po wer switch, A C adapter connector , charging indicator , RS-232 port connector , IEEE-488 port connector (optional), serial la - bel, and probe connectors. The 1529 thermomete r readout can be conf igured in three dif ferent ways. The conf iguration af fects the probe connectors on the back panel. [...]

6 General Operation This section e xplains basic operation of the 1529 thermometer readout. De - tailed operati on of the 1529 is e xplained in Sect ions 7 and 8. Section 7 e xplains the menu structure and the functions a v ailable i n the menu structure and Sec - tion 8 e xplains the communi cations interf ace for operating the 1529 remotely . 6.1[...]

is fully charged. Only ch arge the batte ry when ambient temperature is between 16°C and 30°C (61°F and 86°F) It normally take s about three hours t o fully charge the battery . The instrument can b e operated while th e battery is being charged. The char ging indicator on the back panel is green when the battery is fully charged a nd amber whe[...]

All possible c onfigurat ions are sho wn in Figure 3 on page 16. 6.4.1 Connecting a PR T or Thermistor Probe PR T and thermistor probes are attached to the resista nce input module via Hart Scientific mini-D WF connectors. Thes e patented connectors accept bare wire, spade, or mini banana plug terminations. The connectors are col or coded for ease [...]

1529 Chub-E4 Thermometer Readout User’s Guide 22 Channel 1 Channel 2 Connecting 4-wire probes Channel 1 Channel 2 Connecting 3-wire probes Channel 1 Channel 2 Connecting 2-wire probes Shield Figure 5 Probe Connection Wir ing Diagram[...]

6.5 DC P ower Sour ce Caution : F or CE compliance and for performance , use only the AC adapter shipped with the instrument by Hart Scientific. If the AC adapter needs to be replaced, contact an Authorized Service Center (see Section 1.3). The DC power source pro vides power to char ge the battery . It can also be used to po wer the 1529 while t h[...]

6.8.2 Enabling the Channel Channels are set first by selecting either simultaneous or scan mode in the CHANNEL menu CHANNEL MODE function. Simult aneous mode sho ws one to four channels in the upper di splay simultaneously . Scan mode sho ws one channel at a time (in lar ge digit format) scanning through one to four channels depending on the channe[...]

6.10 Data Logging Data can be logged either on demand or automati cally at a user -selected inter - val . When data is logged, readi ngs are stored to the i nstrument's memory and assigned a label for easy recall and or ga nization of data. Up to 100-demand log and 8,160 auto log readings can be stored. When data is being logged, the left bott[...]

7 Menu Functions Selecting the Enter/Menu button from the front panel accesses the main menu of the 1529 thermometer readout. The main menu consists of the submenus: CHANNEL , PR OBE , FIELDS , LOGGING ,a n d SYSTEM . Each submenu has its o wn set of functions. The Enter/Menu b u t t o ni su s e dt os e l e c ta n ds a v e menu choices. The Unit LR[...]

and DISPLA Y OPTIONS/A UT O-CAL. (The DISPLA Y OPTIONS changes to A UTO-CAL when the measure peri od is less than 1 second.) 7.1.1 Measure P eriod and Fast Measurement Mode The MEASURE PERIOD functi on allo ws you to control the period (time) be- tween measurements. Y ou may select between 0.1, 0.2, 0.5, 1, 2, 5, 10 and 30 seconds, 1, 2, 5, 10, and[...]

The LR buttons are used to select the period between measurements. Press the Enter button to sa ve the new set ting. Press the Exit button to cancel and to exit to the menu. When the measure period is set t o less than 1 second (i.e. 0.1, 0.2, 0.5 seconds) the 1529 enters the Fast Measurement M ode. The menu buttons may seem to be sluggish in this [...]

Press ENTER to continue … Press the Enter butt on to conf irm and to continue. T he display is remai ns un - changed and all enabled channels remai n enabled channels. Press the Exit but - ton to cancel. When the measure period is reset to 1 second or greater , the following message is displayed indi cating that the 1529 is returning to normal op[...]

hold the Exit button to cancel to the main display or press the EXIT button to cancel and to mov e to the ne xt parameter . 7.1.3 Channel Mode The CHANNEL MODE functi on sets the channel dis play mode. When this function is selected, the bott om portion of the display sho ws the current scan mode and allows the setting to be changed . The follo win[...]

proving resolut ion. When this function i s selected, the bot tom portion of the display shows the av eraging setting and allows the setting to be changed. Select the number of raw measurements to be a veraged to produce the di splayed mea - surement. The range is from 1 to 10. The factory default is 1. The measurements are av eraged together until[...]

of the display sho ws the current display setti ngs. This function is the same as the FIELDS menu DISPLA Y OPTIONS function. The RESOL parameter determines the number of decimal places (0 through 4 or A UTO) to be displayed for the temperature measurements. If A UTO i s se- lected, the instrument automatically determines the number of d ecimal plac[...]

testing con version settings, viewing and printing probe parameters, and clearing the default probe. The functions that appear in this menu are EDIT PR OBE, COPY PR OBE, TEST PROBE, PRINT PR OBE, and DEF A UL T PR OBE. 7.2.1 Edit Probe The EDIT PR OBE function allo ws you to select a probe channel, enter the probe serial number , and select the con[...]

channel, the probe serial number and the con version type. The characterization coeff icients and p arameters are displaye d after the con version type is selected. The PR OBE parameter is for selecting an y one of the four input channels: CHAN1, CHAN2, CHAN3 and CHAN4 or one of t he ten probe memory chan- nels: PMEM0, PMEM1, PMEM2 , PMEM3, PMEM4, [...]

the next parameter . On the last parameter , press the Exit b u t t o nt oe x i tt ot h e menu. 7.2.1.1 ITS-90 Con version The ITS-90 con version is for PR Ts calibrated and characterized using the Inter - national T emper atur e Scale of 1990 equations. The parameters that appear when ITS-90 is selected are R TPW , A4, B4, A, B, C, and D. These sh[...]

The RANGE parameter is used to select the appropriate resist ance range. For 25 ohm and 100 ohm PR Ts select 100 ohms and for 1000 ohm PR Ts select 10K ohms. The WIRES parameter sets the appropriate number of lead wires from the sen - sor . This parameter can be set to 2-, 3-, or 4-wires. See Figure 5 on page 22 for the wiring con figuration. The f[...]

and to sav e the ne w settings. Use the LR buttons to change each digit of the settings. Press and hold t he Exit button to cancel to the main display or press the EXIT button to cancel and to mo ve to the next parameter . On the last pa - rameter , press the Exit button to e xit the menu. 7.2.1.3 PT -100 Con version The parameters for the PT -100 [...]

The A, B, and C coef ficients can be con verted t o α , δ ,a n d β coef ficients using the following formulas: α= + AB 100 δ= − + 100 100 1 A B β= − + 10 100 8 C AB When the CVD con version type is selected, the R0, ALPHA, DEL T A, and BET A coeffici ents are displayed on the right portion of the bott om of the dis - play . Use the UD but[...]

When the Thermistor T(R) co n version type is selected, the coefficients are dis - played on the right portion of the bottom of the di splay . Use the UD buttons to scroll through the coef f icients. Use the Enter b utton to edit and save the ne w setting. Press a nd hold the Exit b utton to cancel to the main display or press the EXIT button to ca[...]

7.2.1.10 Standard Thermocouple Con versions Note: An Application Note for use of T ungsten-Rhenium and other thermocouples is available at www .hartscientific.com. Standard thermocouple con versions incl ude types B, E, J, K, N, R, S, T , and Au-Pt. V oltage is con verted to temperature using standard reference functions. (For addit ional informati[...]

The user-def ined parameters for the thermocouple polynomial con version are the coefficients c 0 (C0) through c 6 (C6). The user can specify internal or e xter - nal reference junction compensati on (RJC; see T able 9 on page 125). If e xternal RJC is selected, the user enters the temperature of the RJC reference in the ref - erence junction tempe[...]

7.2.3 T est Probe The TEST PR OBE fun ction allows you to test the probe characterization algo - rithm and characterization coef ficients for a specif ic probe. The probe and probe type must be set up in the EDIT PR OBE function prior t o entering the TEST PR OBE function. When this function is selected, the bottom port ion of the display sho ws th[...]

printed or for all channel a nd memory locations. When this functi on is selected, the bottom portion of the displ ay sho ws the probe channel. Use the LR butt ons to select the channel, memory locat ion, or ALL. Use the UD buttons to scroll between parameters. Press the Enter button to co ntinue and to send the data to the selected por t. A messag[...]

selected channel, memory location, or ALL to the fact ory defaults. When thi s function is selected, the bott om portion of the display sho ws the probe channel. Use the LR buttons to select the channel, memory location, o r ALL. Press the Enter button to reset the probe coeff icients. Press the Exit button to cancel and to e xit to the menu. 7.3 F[...]

functions that appear in this menu are CLEAR ST A TS, SELECT FIELDS, EDIT FIELDS, DEF A UL T FIELDS, and DISPLA Y OPTIONS. 7.3.1 Clear Stats The CLEAR ST A TS fun ction clears the statistical registers and resets all statis- tical calculations for all channels. Refer to Section 7.3.2, Select Fields, to dis- play statistical data. When this function[...]

Press the Enter button to clear the statistical data. Press the Exit b u t t o nt oa b o r t clearing the statistical data and to e xit to the menu. 7.3.2 Select Fields The SELECT FIELDS function allo ws you to select a display set (1 through 9) to use for displaying i nformation provi ded by the instrument. A di splay set can be customized to d is[...]

Keyw or d Field T ype A VE Av erage BA TT Battery Percent Remaining DA T E D a t e INP Input in ohms, K ohms, or mV MAX Maximum MEAS Number of Seconds Until Next Measur ement MIN Minimum REF Ref erence (see belo w) SER Probe Serial Number SPR Spread STD Standard De viation STN Count -T1, -T2, -T3, -T4 Delta TEM T emperature TIME Time TYP Conv ersio[...]

7.3.3 Edit Fields The EDIT FIELDS f unction allows editing of th e display fields for a given dis - play set (1 through 9). Y ou can choose to display one to eight fields. The av ail - able f ields and their corresponding k e ywords are gi ven in the Field T ypes table abov e. When this funct ion is selected, t he bottom portion of the display allo[...]

factory defaul ts. When this functi on is selected, the bot tom portion of the dis - play instructs you to press Enter to re vert to the default display set. Press the Enter butt on to re vert t o the defaul t display setup. Press t he Exit but - ton to e xit to the menu. 7.3.5 Display Options The DISPLA Y OPTIONS function allows you to select the [...]

bottom portion of t he display sho ws the current display setti ngs. This function is the same as the CHANNEL MODE menu DISPLA Y OPTIONS function. The RESOL parameter determines the number of decimal places (0 through 4 or A UTO) to be displayed for the temperature measurements. If A UTO i s se- lected, the instrument automatically determines the n[...]

this menu are DEMAND LOG, A UTO LOG, LOG ST A TS, DA T A LABELS, and DEF A UL T LABELS. 7.4.1 Demand Log The DEMAND LOG submenu allo ws measurements to be logged on demand, one reading at a time. Readings are store d to the instrument's memory and as- signed a label for easy recall and or ganization of data. The instruments memory can store up[...]

mand logging submenu which consists of the functions: ST ORE READING, LOG HISTOR Y , VIEW D A T A, PRINT D A T A, and DELETE D A T A. 7.4.1.1 Store Reading The STORE RE ADING function stores the current measurements for all dis- played channels. When the instrument is in simultaneous mode, all channels that are displayed on t he upper portion of th[...]

current resolution setting) , and the units as they are stored into memory . The right side of the bottom displ ay shows the current label. T o change the label, press the LR buttons to scroll through and select the la- bel that applies to the demand log data being sto red. For information on editing the labels see the D A T A LABELS function o f t[...]

When this function is selected, the b ottom portion o f the display shows the de - mand log history data. Press the UD butt ons to scroll up and do wn through the stored readings se- quentially on e at a time. Press the LR buttons t o scroll up and do wn through the stored readings sequential ly by groups of 16. Press the Enter or Exit button to re[...]

HISTOR Y function. When this functi on is selected, the bottom portion of the display sho ws the demand log dat a. Press the UD butt ons to scroll up and do wn through the stored readings se- quentially . Press the LR buttons to scroll up and do wn through the stored readings sequentiall y by groups of 16. Press the Enter or Exit b u t t o nt or e [...]

print all demand log entries, or select a specifi c label to print only the demand log data fo r that label. Use the LR buttons to select the parameter settings. U se the UD buttons to scroll between parameters. Press the Enter button to continue. A message i s displayed stati ng the label of the data to print a nd the port. Press the Enter but- to[...]

bered. Select ALL D A T A to delete all de mand log readings or select a specific label to delete onl y the demand log data for that l abel. Use the LR buttons to select the label of th e data you want to d elete. Press the Enter button to continue and delete t he data. Press the Exit button to can- cel and return to the DEMAND LOG menu. 7.4.2 A ut[...]

A UTO LOG submenu and consists of the functions: LOGGING OPTIONS, ST AR T STOP , VIEW DA T A, PRINT D A T A, and DELETE D A T A. 7.4.2.1 Logging Options The LOGGING OPTIONS function allo ws the user to defi ne the logging pa- rameters. When this function is select ed, the bottom porti on of the display prompts the user to select the label, period, [...]

The LOG PER parameter is for selecting t he interv al between measurements. Y ou may select between 0.1, 0.2, 0.5, 1, 2, 5, 10, and 30 seconds, 1, 2, 5, 10, and 30 minutes or 1 hour . The LOG PER must be set to a v alue less than or equal to the measurement period. The 1529 will not log readings faster than the measurement period. The measurem ent [...]

Note: The log is not st arted or stopped until the Enter b u t t o ni sp r e s s e dt oc o n - firm the user action. After a log sessio n is started, the bo ttom portion of the display sh ows the log statistics. These statistics can also be viewed from the LOG ST A TS function of the LOGGING menu. The left side displays deman d log statistics and t[...]

readings currently stored in t he demand or auto log memory . The COUNT pa - rameter sho ws the number of auto l og readings remaining during the current log session. Press the Enter or Exit b u t t o nt oe x i tt h i sd i s p l a ya n dt or e t u r nt ot h eA U T O LOG menu. Only those channels t hat are enabled during the log session are logged. [...]

Subsequent entries in t he log consist of the reading number , channel, measure - ment value, units, and the time of each entry . Press the LR buttons to jump 100 readings at a time. Hold the UD buttons down t o adva nce quickly through the dat a. Press and hold the L b utton to vie w the top reading, and the R button to vie w the bottom reading. P[...]

Select ALL D A T A to delete all auto log readings or select a specific label to de - lete only the auto log entries for that label. Use the LR buttons to select the label of th e data you want to d elete. Press the Enter button to conti nue and to delete the data. Press the Exit button to cancel and to return to the A UTO LOG menu. 7.4.3 Log Stats[...]

both the demand and auto logs. When this function is sel ected, the bottom por - tion of the displ ay sho ws the logging st atistics. The left side displays deman d log statistics and th e right side display s the auto log statistics. The FILLED parameter shows the percentage of the total demand or auto log memory that is currently filled. The FREE[...]

digits. These labels are used to i dentify logged data when using the demand and auto log functions. Press the LR buttons to select the label to ed it. By default the labels are s et to D A T A_01, D A T A_02, … at the factory . Press the Enter button to begin edit- ing the label. The word SELECT changes to EDIT , and the label can now be edited.[...]

this function is s elected, the bottom p ortion of the display instru cts the user to press the Enter button to reset the data labels to their default settings. T o exit without resetting the labels, press the Exit button. 7.5 System Menu The SYSTEM menu provides functions for the communi cation ports, the date and time format, the password , the c[...]

appear in this menu are COMM SETUP , D A TE TIME, P ASSWORD, CALI - BRA TION, and SYSTEM RESET . 7.5.1 Comm Setup The COMM SETUP function is used to setup the communication parameters for the installe d ports. Communications ports are used for communicating with a computer , printer , or other equipment. When this functi on is selected, the bot- to[...]

ror queue on the display . Once an error has been vie wed, it is remov ed from the error queue. Press the LR buttons to select t he port to setup. Press the Enter button to display the port parameters. 7.5.1.1 Serial When the SERIAL option is selected, the parameters for the serial port are dis- played on the bottom port ion of the disp lay . These[...]

The ECHO parameter allows t he user to set the echo (duplex) mode. Selecting ON enables echoing so that all charact ers receiv ed on the serial port are echoed back ov er the serial port. This mode is useful when using terminal emulation software on a computer to co mmunicate with the instrum ent. Selecting OFF disables echoing. This mode is common[...]

of the display sho ws the hour , minute, second, time format, day , month, year , and date format. The HOUR parameter allo ws the user to set the current hour (0 through 23). The MINUTE parameter allo ws the user to set the current minutes (0 through 59). The SECOND parameter allo ws the user to set the current seconds (0 through 59). The T FORM pa[...]

word-protect certain parameters. Whe n this function is selected, the bott om portion of the displa y prompts the user to enter t he current password t o gain ac - cess to this function. By default the password is set to '1529' when the instrument ships from the f ac- tory . W e r ecommend that the user ch ange the default password to pro[...]

ter the correct passw ord when entering the EDIT PR OBE and COPY PR OBE functions. If this parameter i s set to OFF , a password is not requi red when en - tering these functions. Press the LR b uttons to change the parameter setting. Press the Enter butt on to sav e the ne w setting. Press the Exit button to cancel and to e xit to the menu. 7.5.4 [...]

entered, the bo ttom portion of the display allows the user to s elect the channel to view . Each channel of the 1529 is calibrated independently and therefore each chan- nel has its own set of calibration paramet ers which are displayed after the CAL CH parameter is entered. Use the LR butt ons to select the channel. Press the Enter b utton to vie[...]

The D A TE parameter is the date the current calibration was performed. The DUE parameter is the date the current calibration expires. Press the LR buttons to change a setting and the UD buttons to scro ll be - tween parameters. Press the Enter button to sa v e the ne w setting. Press the Exit button t o exi t to the menu. 7.5.5 System Reset The SY[...]

The system reset does the follo wing: • Sets the measure period to 1 second. • Sets channel 1 ON, all others OFF . • Sets the channel mode to SCAN. • Sets moving a verage to 1. • Sets printing to all ports OFF . • Stops auto logging. • Clears the statistical functions. • Sets units to C. • Sets the resolution to A UTO. Reset does [...]

8 Digital Comm unications Interface 8.1 Overview The communication feature allows an e xternal de vice, such as a computer , to communicate with the 1529 t o obtain measurement data and cont rol operating conditions. Communication is accomp lished by issuing commands to the 1529 through RS-232 or IEEE-488 communication ports. 8.2 Comm unications Th[...]

terface must be terminated with a ca rriage return or linefeed character . 8.2.2 GPIB Communications The GPIB interface allo ws the Model 1529 to be connected to an IEEE-488 bus along with other inst ruments. A system controlle r can remotely control t he op - eration of the Model 1529 and read measurements. 8.2.2.1 Capability The Model 1529 GPIB i[...]

Command Description Refer To *CLS Clears the status r egisters Section 8.4.12 *ESE? Returns the Event Stat us Enable Register Section 8.4.12 *ESE <num>|MIN|MAX| DEF Sets the Event Status Enabl e Register Section 8.4.12 *ESR? Returns the Event Stat us Register Section 8.4.12 *IDN? Returns the instr ument identifi cation string t hat indicates [...]

Command Description Refer To CALibrate:AUTO Executes the automatic cal ibration procedur e when using fast measurement mode. Section 8.4 .5 CALibrate<chn>:DATE:CALi brate? [MIN|MAX| DEF] Returns the channel calibr ation date for t he specified channel Section 8.4 .5 CALibrate<chn>:DATE:CALibrate (<year>,<month>,<day>) [...]

Command Description Refer To FORMat:STAMp? Returns the extended measurement data format setting Section 8.4.1 FORMat:STAMp <bool> Enables extended measurement data f ormat with t he FETCh?, MEASure?, and READ? commands Section 8.4 .1 INITiate Provided for co mpatibility but ha s no effect Section 8.4.2 INITiate:CONTinuous? Provided for compat[...]

Command Description Refer To ROUTe:SCAN:MODE? [MIN|M AX|DEF] Returns the current scan mode Section 8.4.3 ROUTe:SCAN:MODE <num>|MIN|MAX| DEF Sets the scan mode Section 8.4.3 SENSe:AVERage:COUNt? [MIN| MAX|DEF] Returns the moving average filter setting Section 8.4.2 SENSe:AVERage:COUNt <num> |MIN| MAX|DEF Sets the moving average filter se[...]

Command Description Refer To SYSTem:DATE? [MIN|MAX| DEF] Returns the date Section 8.4.10 SYSTem:DATE (<year>,<mont h>,<day>) Sets the date to the speci fied year, mont h, and day Section 8.4.10 SYSTem:ERRor? Returns a system error m essage from the system err or queue Section 8.4 .8 SYSTem:KLOCkout? [MIN|MAX| DEF] Returns the stat[...]

A mnemonic may end with a numeric suff ix that specifies one of a set of inde - pendent function blocks such as input channel data paths. If a numeric suff ix is omitted when a particular block must be specified, an error is generated (“Header suff ix out of range”). Query commands are commands that request data in response. Query com - mands h[...]

Password Commands – commands for enabling and disabling t he password, for setting the password, and for checkin g the state of the password. Status Commands – commands to report the status and co ndition of the instrument. Each section provi des the command structure (long and s hort format), a de - scription of the command purpose, a command [...]

• <seri> indicates a serial number is required. • <res> indicates a resistance value is required. • <volt> indicates a v oltage v alue is required. • <unit> indicates a temperature unit is required. • <pass> indicates a password is required. • <port> indicates a port number is required. • <label&[...]

The A VERage suf fix, <n>, specifies the calculat ion type number . See T able 4 on page 122 for the Stati stical Cal culation T ypes. 8.4.1.4 FETCh? [<chn>] Returns the most recent measurem ent for the specified channel. FETC? 1 0.0000011 or 1,2,0.0011,mV ,14,5,35,2000,9,5 The <chn> parameter specif ies the channel (1 to 4). If t[...]

8.4.1.5 FORMat:ST AMp? Returns the e xtended measurement data format setting. See Secti on 9.4.1.4, FETCh? for details. FORM:ST AM? 0 8.4.1.6 FORMat:ST AMp <bool> Enables ext ended measurement data format with the FETCh?, MEASure? And READ? commands. On power up this is al ways set to off. FORM:ST AM ON 8.4.1.7 MEASure? [<chn>] Returns [...]

8.4.2.1 INITiate Provided for compatibility but has no effect. INIT 8.4.2.2 INITiate:CONTinuous? Provided for compatibility but has no effect. INIT :CONT? 1 8.4.2.3 SENSe:A VERage:COUNt ? [MIN|MAX|DEF] Returns the moving average f ilter setting. SENS:A VER:COUN? 4 Specifying the MIN parameter return s a value of 1, specifying the MAX pa- rameter re[...]

8.4.2.6 SENSe<chn>:RESistance:RANGe <num>|MIN|MAX|DEF Sets the resistance rang e setting. SENS4:RES:RANG MIN This command only applie s to PR T/Thermistor channels. Execut ing this com - mand on Thermocouple channels generates a -294, "Incompatible type", error message. The SENSE suf fix, <chn>, speci fies t he channel ([...]

This command may be password-protected. T o access this command: • If the SYST :P ASS:CONV? command returns a 0 (probe passw ord-protec - tion is disabled), the password is not required. • If the SYST :P ASS:CONV? command returns a 1 (probe passw ord-protec - tion is enabled), the password must be successfully entered using the SYST :P ASS:CEN [...]

8.4.3.2 ROUT e:CLOSe <chn> Enables the specified channel. R OUT :CLOS 3 The <chn> parameter specif ies the channel (1 to 4) to enable. This comand does not apply to memory channel s. 8.4.3.3 ROUT e:OPEN? <chn> Returns the state of the specified channel. Example: R OUT :OPEN? 1 Response: 0 The <chn> parameter specif ies the c[...]

R OUT :SCAN:MODE? M IN 0 If 0 is returned, the scan mode i s simultaneous. If a 1 i s returned the scan mode is scan. Specifying the MIN parameter returns a value of 0. Specifying the MAX parameter returns a value of 1. Sp ecifying the DEF parameter returns a val u e o f 1 . 8.4.3.8 ROUT e:SCAN:MODE <num>|MIN|MAX|DEF Sets the scan mode settin[...]

This command may be password-protected. T o access this command: • If the SYST :P ASS:CONV? command returns a 0 (probe passw ord-protec - tion is disabled), the password is not required. • If the SYST :P ASS:CONV? command returns a 1 (probe passw ord-protec - tion is enabled), the password must be successfully entered using the SYST :P ASS:CEN [...]

rameters a v ailable for the current con version type, an empty stri ng is returned. The list of parameters depends on the sel ected con version type. Characteriza - tion parameters for the various con ver sion types are listed in T able 8 on pag e 124, Con version T ypes and Parameters. 8.4.4.6 CALCulate<chn>:CONV er t:P ARameter:V ALue? [&l[...]

CALC:CONV :PRIN 2 “PRB”,CHAN2, ”ser”,090105, ”TYP”,RES, ”RANGE”,0 If no parameters are specified, the ALL parameter is assumed and the parame - ters for all channels are printed to the current port. Specifying the <chn> pa - rameter prints only the parameters for the specif ied channel (1 to 4) t o the current port. Optionally[...]

<volt> parameter is alw ays in mV . The response to this command is a t empera - ture in the currently selected units. The current sy stem units determine the scale of the response. 8.4.5 Calibration Coefficient Commands The calibration coefficient commands are used for querying and setting the channel calibration date, due date, linearity , [...]

CAL1:D A TE:DUE? 2001,9,21 The CALibrate suf fi x, <chn>, specifies the channel (1 to 4). This command does not apply to memory channel s. The response is returned in the format, <year>,<month>,<day>. Specifying t he MIN parameter returns a value of 2000,1,1. Specifying the MAX parameter returns a v alue of 2099,12,31. Spec [...]

8.4.5.7 CALibrate<chn>:P ARameter :OFFSet<n> <num>|MIN|MAX|DEF Sets the calibration o ffset param eter for the specif ied channel. CAL1:P AR:OFFS2 5 The CALibrate suf fi x, <chn>, specifies the channel (1 to 4). This command does not apply to memory channels. For PR T/Thermistor channels, the calibra - tion offset suf fix &l[...]

value for the specif ied scale parameter . Specifying the MIN, MAX, or DEF pa - rameter sets the scale parameter to th e minimu m, maximum, or default value respecti vely . This command is password-protected. T o access this command, the password must be successfully entered using the SYST :P ASS:CEN <pass> command (see Section 9.4.11, P assw[...]

8.4.5.12 CALibrate <chn>:P ARameter :RJC? [MIN|MAX|DEF] Returns the calibration RJC offset parmeter for the specified channel. CAL1:P AR:RJC? 2.1 This command only applie s to Thermocouple channels . Executi ng this com - mand on PR T/Thermistor channels gene rates a -294, "Incompatible type" error message. The RJC suf fix, <chn&[...]

DISP:RES 3 The <num> parameter specifies the num ber of decimal places to display . This parameter can be 0, 1, 2, 3, or 4. Specifying the MIN, M AX or DEF parameter sets the display resolution to the minimum, maxi mum, or default v alue respec - ti vely . Specify ing the A UT parameter sets the disp lay resolution to automatic. 8.4.6.3 DISPl[...]

8.4.6.7 DISPlay:WINDo w? [MIN|MAX|DEF] Returns the current display set. DISP:WIND? 2 Specifying the MIN parameter return s a value of 1. Specifyin g the MAX pa - rameter returns a v alue of 9. Specifying t he DEF parameter returns a value of 1. 8.4.6.8 DISPlay:WINDo w <num>|MIN|MAX|DEF Sets the current display s et. DISP:WIND MIN The <num&[...]

LOG:A UT :DEL 10 Specifying a number in the <num> param eter causes all auto log entries with that label number (1 to 25) to be deleted. If the ALL parameter is specified or no parameter is specified, a ll auto log entries are deleted. 8.4.7.2 LOGging:A UT omatic:COUNt? [MIN|MAX|DEF] Returns the number of measurement s to be stored in t he au[...]

24 Specifying the MIN parameter return s a value of 1, Specifyin g the MAX pa - rameter returns a v alue of 25. Specifyin g the DEF parameter returns a value of 1. 8.4.7.6 LOGging:A UT omatic:LABel <num>|MIN|MAX|DEF Sets the current auto log label. LOG:A UT :LAB 4 The <num> parameter specif ies the auto l og label number (1 to 25) to se[...]

0 If this query returns a 0, an aut o log session is not runni ng. If this query returns a 1, an auto log sessi on is running. 8.4.7.10 LOGging:AUT omatic:ST A T us <bool> Sets the auto log st atus. LOG:A UT :ST A T 0 The <bool> parameter turns a uto logging on (1 or ON) or of f (0 or OFF). If si - multaneous scan mode is enabled, one m[...]

Therefore, an auto log session that st ores 100 measurements actually uses 101 log entries. 8.4.7.14 LOGging:DEMand:DELete [<num>|ALL] Deletes entri es from the demand log. LOG:DEM:DEL 5 Specifying a number in the <num> paramet er causes all demand log entries with that label number (1 t o 25) to be deleted. If the ALL paramet er is spe[...]

LOG:DEM:POIN? 21 Specifying the MAX parameter returns t he total number of entries that can be stored in the demand log. 8.4.7.19 LOGging:DEMand:PRINt [<num>|ALL [,<por t>]] Prints the demand log entries. LOG:DEM:PRIN 23,1 D A T A_23 1 22.862C 14:59:43 09-05-00 D A T A_23 2 9.963 K O 14:59:44 09-05-00 D A T A_23 3 23.097C 14:59:45 09-05[...]

The label suf fix, <n>, specif ies the number of the label (1 to 25) to retriev e. The label name is returned in string format. 8.4.7.23 LOGging:LABel<n>:NAME <label> Sets the name of the specified label. LOG:LAB18:N AME B A TH The label suf fix, <n>, specif ies the number o f the label (1 to 25) to set. Label names can be u[...]

• Sets the units to C. • Sets the resolution to A UTO. • Stops auto logging. • Clears the statistical functions. 8.4.8.4 SYST em:BOO T:VERSion ? Returns the boot R OM version. SYST :BOO T :VERS? 0.50 8.4.8.5 SYST em:CODE:VERSion? Returns the firmw are code v ersion. SYST :CODE:VERS? 1.11 8.4.8.6 SYST em:ERRor? Returns a system error message[...]

1994.0 8.4.8.9 UNIT :TEMPerature? Returns the system temperatur e units. UNIT :TEMP? C The response is either C for Celsius, F for F ahrenheit, or K for K elvin. 8.4.8.10 UNIT:TEMP erature <unit> Sets the system temperature un its. UNIT :TEMP C The <unit> parameter i s either C or CEL for Cel sius, F or F AR for Fahrenheit, or K or Kelv[...]

1 A val ue of 1 is returned if seria l port echo (duple x) is ON. A v alue of 0 is re - turned if serial port echo (duple x) is OFF . Specifying the MIN parameter re - turns a value of 0. Specifying th e MA X parameter returns a value of 1. Specifying the DEF parameter returns a value of 1. 8.4.9.4 SYST em:COMMunicate:SERial:FDUPle x <bool>|M[...]

8.4.9.8 SYST em:COMMunicate:SERial:LINefeed <bool>|MIN|MAX|DEF Sets the state of the serial po rt linefeed setting. SYST :COMM:SER:LIN ON The <bool> parameter turns li nefeed on (1 or ON) or off (0 or OFF). Spec - ifying the MIN, MAX , or DEF parameter sets th e linefeed to the minimu m, maximum, or default respecti vely . 8.4.9.9 SYST [...]

The <bool> parameter turns t he ke ypad lockout on (1 or ON) or off (0 or OFF). Specifying the MIN, MAX, or DEF parameter sets the ke ypad lockout to the minimum, maximum, or default respecti vely . 8.4.9.13 SYST em:PO W er:B A TT ery? Returns the current battery ch arge le vel. SYST :POW :B A TT? 90 The returned val ue indicates the current [...]

The <num> parameter specifies the number of the desired date format. See T a - ble 11 on page 126, Date Formats, for a list of acceptable time formats. Spec - ifying the MIN, MAX, or DEF parameter sets the date format to the minimum, maximum, or default respecti vely . 8.4.10.3 DISPlay:TIME:FORMat? [MIN|MAX|DEF] Returns a number indicating th[...]

8.4.10.7 SYST em:TIME? Returns the current system time. SYST :TIME? 11,43,23 The response is returned in the format, <hour>,<minute>,<second>. Note: The system time is a lw ays returned using 24-hour format reg ardless of the current time for mat setting. 8.4.10.8 SYST em:TIME <hour>,<minute>,<second> Sets the cu[...]

SYST :P ASS:CEN:ST A T? 0 The response is either 0 (disabled) or 1 (enabl ed). A response of 0 indicates password-protected settings cannot be accessed. A response of 1 indicates the password was successful ly entered and password-prot ected settings can be accessed. 8.4.11.4 SYST em:P ASSwor d:CONV ersion? [MIN|MAX|DEF] Returns the current probe p[...]

8.4.12 Status Commands The status commands are u sed for query ing and setting the state o f the instru - ment regi sters. For detail s on the operation of the status re gisters refer to the IEEE-488.2 and SCPI standards. 8.4.12.1 *CLS Clears the status registers. *CLS 8.4.12.2 *ESE? Returns the Event Status Enable Register . *ESE? 255 8.4.12.3 *ES[...]

8.4.12.8 *TST? Performs a self-test and reports an y errors that are found. *TST? 0 8.4.12.9 ST A T us:MEASure? Reads and clears the Measurement Status Register . ST A T :MEAS? 1 The assignment of the b its in this register is as follows: bit 0: channel 1 measurement complete bit 1: channel 2 measurement complete bit 2: channel 3 measurement comple[...]

ST A T :MEAS:ENAB 15 8.4.12.13 ST A T us:OPERation? Reads and clears the Operation Status Register . ST A T :OPER? 16 The assignment of the b its in this register is as follows: bits 0-3: not used bit 4: measurement complete bits 5-15: not used 8.4.12.14 ST A T us:OPERation:CONDition? Returns the Operation Status Condition Register . ST A T :OPER:C[...]

bit 4: measurement in valid bits 5-15: not used 8.4.12.18 ST A T us:QUEStionable:CONDition? Returns the Questio nable Status Con dition Register . ST A T :QUES:COND? 16 The assignment of the b its in this register is as follows: bits 0-3: not used bit 4: measurement in valid bits 5-15: not used 8.4.12.19 ST A T us:QUEStionable:ENABle? [MIN|MAX|DEF][...]

8.4.13 Statistical Calculation T ypes The statistical calculation types are listed in the following table. 8.4.14 Field T ypes The bottom portion of t he main display is capable of sho wing up to eight f ields. These fields are selectable from the following table. Number Keyw or d Field T ype 0 ---- None 1D A T E D a t e 2T I M E T i m e 3 TYP Conv[...]

Number Keyw or d Field T ype 18 ALOG Logging Indicator 19 BA TT Battery P ercent Remaining 20 MEAS Number of Seconds Until Ne xt Measurement Note: When the field type reference (REF) is selected, th e displayed keyword changes depending on the probe type. T he reference display ke ywords are de - tailed in the following table. Probe Type Keyword De[...]

8.4.15 Con version T ypes and Parameter s T able 7 lists the probe types, con version types, mnemonics, and serial port re - sponses. T able 8 lists the con versioin types a nd their parameters. Probe Type Conversion Type Mnemonic Port Response SPRT, PRT, RTD, Thermistor ITS-90 (default ) ITS-SR5 PT-100 CVD THRM R(T) THRM T(R) YSI-400 R(W) ITS-90 I[...]

Conversion Type Par ameters TC-K VIN[mV] TC-B TC-E TC-J TC-N TC-R TC-S TC-T TC-AU/PT TC-POLY RJC, RJT, T1, ADJ1, T2, ADJ2, T3, ADJ3 <none> RJC, RJT, T1, ADJ1, T2, ADJ2, T3, ADJ3 RJC, RJT, T1, ADJ1, T2, ADJ2, T3, ADJ3 RJC, RJT, T1, ADJ1, T2, ADJ2, T3, ADJ3 RJC, RJT, T1, ADJ1, T2, ADJ2, T3, ADJ3 RJC, RJT, T1, ADJ1, T2, ADJ2, T3, ADJ3 RJC, RJT, [...]

8.4.17 Date and Time Formats The following tables list the acceptable date and time formats and their number setting. Number Format 0 MM-DD-YY 1 MM-DD-YYYY 2 DD/MM/YY 3 DD/MM/YYYY Number Format 0 H:MM:SSAM/PM (12-hour f ormat) 1 HH:MM:SS (24-hour f ormat) 1529 Chub-E4 Thermometer Readout User’s Guide 126 Ta b l e 1 1 Date F or mats Ta b l e 1 2 T[...]

9 Calibration Each channel of the 1529 is cali brated independently of t he other channels and has its o wn set of calibrati on parameters. The 1529 should be calibrated at reg - ular intervals t o ensure that it c ontinues to measure with proper accurac y . Cali - bration should only be done by qualifi ed, authorized personnel. When the 1529 is re[...]

The calibration parameters C0, C100, and C400 can be adjusted to optimi ze the accuracy . These password-protected parameters are accessed from the CALI - BRA TION function of the SYSTEM menu. 9.1.2 PR T Calibration Procedure Calibration requires adjustment of the C0, C 100, and C400 parameters at t hree specific i nput resistances. If the resistan[...]

3. Connect a 400 Ω resistor (6 ppm accuracy) to the input and measure its resistance. Note the av erage error in the measurement. Adjust the C400 parameter by subtracting the measured error. F or example, if the input is exactly 400.0000 Ω and the readout shows 399.9913 Ω , adjust the C400 parameter by adding 0.0087. 4. Record the date in the D [...]

2. Connect a 10 k Ω resistor (25 ppm accuracy) to the input and measure its resistance. Note the av erage error in the measurement. Adjust the C10K parameter by subtracting the measured error. F or example, if the input is exactly 10.00000 k Ω and the readout shows 10.00295 k Ω , adjust the C10K parameter by subtracting 2.95. 3. Connect a 100 k [...]

Par ameter Description C0 Adjusts the v oltage accuracy of at 0 mV C100 Adjusts the v oltage accuracy of at 100 mV CRJ Adjusts the internal RJC accuracy D A TE Records the date the t hermocouple channel was calibrated DUE Records the date the t hermocouple channel calibration e xpires The calibration parameters can be acce ssed from the CALIBRA TIO[...]

sured error . For e xample, if the thermocouple temperature is actually 0.0°C but the 1529 reads 0.184°C, the CRJ parameter should be adjusted by subtracting 0.184. If it was previously 0.000 it should now be –0.184. 6. Record the date with the D A TE parameter . Set the DUE date to the de - sired calibration interval. 7. Repeat the procedure f[...]

10 Maintenance • The calibration instrument has been designed with the utmost care. Ease of operation and simplicity of maintenance have been a central theme in the product development. Therefore, with proper care the instrument should require very little maintenance. A void operating the instrument in oily , wet, dirty , or dusty environments. ?[...]

11 T r oubleshooting In case you run into dif ficulty while operati ng the 1529 system, this section provides some suggestions t hat may help you solve the problem. Belo w are se veral si tuations that may ari se follo wed by possible causes and suggested ac - tions you might tak e. 11.1 T roub leshooting The follo wing table lists possi ble error [...]

Problem Solution Incorrect resi stance or voltage reading While attempti ng to measure resistance or voltage, the display shows an incorrect value or no value at all ( ..........) . Consider the follo wing possibilitie s: Poor or incorrect connecti on of the probe. A common mistake is to connect the wi res of the probe to the wrong ter minals. Chec[...]

Message Recommended Action SYSTEMS: BA TTER Y NO T INST ALLED Cycle the pow er . Check that t he battery is properly connected. Replace the battery . CHANNELS: F AILURE Cycle the po wer . CALIBRA TION: DUE FOR RECAL Check that the instrument date is correct. Recalibrat e the instrument and set the recal ibrati on date accordingly . CALIBRA TION: IN[...]

b) If you want to sa ve the do wnloaded data to a file, conf igure your ter - minal program to capture the inco ming text and save it to a te xt file. Re - fer to your terminal program’ s documentation for details on ho w to do this. 3. Determine ho w man y logged readings are stored in t he 1529’ s memory . a) For the autolog, send the command[...]

Conducted RF (IEC 61000-4-6). Therefo re, the operation of the instrument may be affected by e xcessiv e electromagnetic interference and the instrument may not perform within the nor mal specification limits in such an en viron ment. Criterion C was used for Electrostat ic Discharge (ESD, IEC 61000-4-2) and Electric F ast T ransit (EFT , Burst, IE[...]

battery , Hart recommends that you allow the battery to discharge com - pletely once a month. Y ou do this by allowing the Model 1529 to operate on battery power until it shuts down on its o wn. 9. If I allo w the battery pack to fully dischar ge, what happens to the calibra - tion parameters stored in the Model 1529? Parameters used by the Model 1[...]

set the Model 1529 to average the measurements, the data it logs reflects the moving av erage setting. 6. Ho w many probe coefficients can I store? Thirteen. Four sets in the main channels and nine sets in memory locations. 7. Are the readings really simultaneous in the simultaneous mode? Y es. There are four measurement circuits that collect the r[...]

2. Ho w do I change the passw ord? Changing the password is explained in Section 8.5.3, Password, of this manual. 3. Ho w often does the Model 1529 need to be recalibrated? W e suggest that the unit be calibrated annually , but that may vary based upon usage and your company’ s policies. 1529 Chub-E4 Thermometer Readout User’s Guide 142[...]

Inde x ! 2-wire probe 37 - 38 3-wire probe 37 - 38 4-wire probe 37 - 38 A A C adapter 19, 23 accessories 17 ASTM E1137 38 AU TO L O G 5 8 AU TO - C A L 3 3 av erage 31 B backlight 23, 33, 51 battery 19, 23 charging 19 baud rate 69 butt ons 15, 137 C calibration 127, 137 CALIBRA TION 73 CALIBRA TION EXPIRED 137 Callendar -V an Dusen 38 channel selec[...]

E EDIT FIELDS 49 EDIT PR OBE 34 EMC 138 EN ABLE CHANNEL 30 en vironment 10 error 136 exi t 15, 27 F fast measurement 24, 29 features 7, 15 field data 47 - 49 FIELDS menu 45 filter 31 G GPIB 77 GPIB port 70 I IEC-751 38 IEEE-488 70, 77 ITS-90 36 - 37 L lamp 33, 51 linefeed 69 log count 60 LOG HISTOR Y 54 log period 60 LOG ST A TS 64 logging 25, 58, [...]

PR T 21 PT -100 38 R rack mounting 17 range resistance 37 - 39 reference junction 41, 48 reset 75 resistance 39, 48 resolution 33, 51 RJC 41 RS-232 69, 77 RT D 3 8 S scan 31 SELECT FIELDS 47 self-test 23, 136 sensor 21 serial interface 77 serial number 35, 67 serial period 69 serial port 69 specifications 9 ST AR T 60 statistics 46, 4 8 Steinhart-H[...]