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Emerson Process Management MSL600 manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    MSL600 Ultrasonic continuous sludge blanket monitor Page 1 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 www.mobrey.com Model Covered: MSL600/Z0 with MSL603 transducer[...]

  • Page 2

    Page 2 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 CONTENTS FOR QUICK START, SEE SECTION 5 ON PAGE 20 THIS MANUAL COVERS MSL600 FROM SOFTWARE VERSION 3.00 AND ABOVE Page (i) Safety precautions 1. Introduction .................................................................................................[...]

  • Page 3

    Page 3 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 5.6 Relay parameters ........................................................................................................... ... ................................ 23 5.7 Alarm ............................................................................[...]

  • Page 4

    Page 4 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.8.4 Low Mem Alarm - P593 .......................................................................................................... ............................. 36 7.9 Engineering parameters .............................................................[...]

  • Page 5

    Page 5 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 (i) Safety precautions BEFORE OPERATING THIS DEVICE TH E MANUAL SHOULD BE READ FULLY The following safety precautions should be observed before using this product or working on the attached cables. x This MSL600 product is intended for use b y qualified p[...]

  • Page 6

    Page 6 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 1. Introduction Before operating this device the man ual should be read carefully p aying particular attention to the safet y precautions laid out in section (i). This instruction manual provides comprehensive information specific to the Mobrey Measuremen[...]

  • Page 7

    Page 7 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 Finally, sections 9 to 13 cover maintenance, troubl eshooting, programm ing chart, technical specifications and dimension drawings relevant to using the MSL600 system. 1.3 Important MSL600 features The MSL600 system incorpor ates several unique design fea[...]

  • Page 8

    Page 8 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 1.4 As a system Figure (1) shows the architecture of the complete MSL600 sy stem and where each comp onent is intended to be used. Install the MSL603 transducer and mo unting bracket on the rotating bridge or fixed walkway over the clarifier tank. Install[...]

  • Page 9

    Page 9 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 2. Application planning The following section discusses a fe w practical considerations when planning an installation. 2.1 Circular clarifiers Circular clarifiers are very common and can come with rotating or static bridges over them. 2.1.1 Rotating bridg[...]

  • Page 10

    Page 10 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 2.1.2 Static bridge The transducer mounting arrangement is des igned to lift out of the water if it is mounted on a fixed bridge when a moving scraper passes underneath (e.g. on a picket fence th ickener). Ideally, the transducer should be mounted 1/3 to[...]

  • Page 11

    Page 11 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 3. Inst allation The following section discusses installation considerations in more detail. 3.1 Preliminary checks Carefully unpack the MSL600 control unit, transducer, and mounting br acket arrangement from their packaging. Check that there is no visib[...]

  • Page 12

    Page 12 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 With the bracket on the ground adjust the piv ot tube up or down the main support tube until the dista nce between the angle bracket and midpoint of the transducer is dimensi on A. Adjust the clamping bracket up or down the main support tube to dimension[...]

  • Page 13

    Page 13 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 Figure (5): MSL600 mounting[...]

  • Page 14

    Page 14 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 3.4 Transducer connections The MSL600 is housed in an ABS enclos ure rated to IP66. The lower section of the housing is for cable connections and the upper part has the LCD and keypad controls. It is not necessary, or advisable, to remove the lid of the [...]

  • Page 15

    Page 15 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 The diagram below, Figure (7) shows the layout of external connection terminals of the MSL600 with the lower terminal housing cover removed. T able (A) gives a description of eac h. Note: When wiring of the unit is finished, ensure th at the terminal hou[...]

  • Page 16

    Page 16 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 3.6 Cable extension The transducer is connected using ALPHA XT RA-GUARD4 P/N45272. The standard cable length is 10 metres. This cable comprises of t wo twisted pairs with an overall screen and drain. The bro wn and red wires from the transducer should be[...]

  • Page 17

    Page 17 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 4. Programming The following sections introduce the main d isplay and use of the ke ypad (MSL600 only) for programming t he MSL600. Password protection to prevent unauthorized access is also discussed. 4.1 Display The display is a 240 x 128 dot matrix LC[...]

  • Page 18

    Page 18 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 4.2 Contrast (viewing angle) control When the system is making measurements in normal mod e the screen contrast or viewing angle can be adjusted. Whilst holding down the Esc key press either the n or p key Esc and - increases (darkens) the contrast and E[...]

  • Page 19

    Page 19 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 4.4 Security The HMI includes a password system which may be used to protect parameters from unauthorised c hanges and also to prevent the system from being switched between On and Off-line mode. The password is in the form of a 4-digit code (or PIN). Wh[...]

  • Page 20

    Page 20 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 5. Quick st art p arameters The system leaves the factory with default values in all the parameters. These values, after installation, allow immediate operation without any further programming. However, it is recommended for best operation that the follo[...]

  • Page 21

    Page 21 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 5.2 Determination of tank depth The ultimate blanket level measurem ent accuracy depends upon the accuracy of the value entered for the tank depth. It is always recommended that this be determined for every installation by the user using a measuring rod [...]

  • Page 22

    Page 22 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 5.4 mA current output parameters The operation of the current output is progra mmed by four parameters and is al ways controlled by the sludge blanket level. The current output parameters are found i n SETUP – OUTPUT – CURRENT OUTPUT. The parameters [...]

  • Page 23

    Page 23 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 5.6 Relay parameters The MSL600 offers various options for oper ating its relays. There are 2 relays that are pr ogrammable to different modes, these modes are: • Alarm • Set point operation • De-sludge • On • Off • None • Fault • Slg Lev[...]

  • Page 24

    Page 24 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 The transducer may take up to 1 hour to reach thermal equilibrium. Therefore, it may take some time to restore accurate blanket level readings. When the arm tilts out of th e supernatant the MSL600 holds the last supernatant temperature reading from the [...]

  • Page 25

    Page 25 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 6. Det ailed operation The following sections go into programming the system in more detail. 6.1 The menu structure From the normal display, pres sing the  key will enter the menu system, see Figure (11). A full menu structure is shown in section 11. [...]

  • Page 26

    Page 26 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 To move up and down the list, use the n and p arrows until the required me nu item is highlighted, then use the  key to enter that menu option. The presence of additional m enu items off the screen is indicated by up and do wn arrows on the right hand[...]

  • Page 27

    Page 27 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7. Application p arameters The following section details each parameter. 7.1 Main menu parameters The following functions are availabl e at the top level of the menu structure. Note: A full menu structure is shown in section 11. 7.1.1 Cancel password Thi[...]

  • Page 28

    Page 28 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.2.4 Description – P240 This is a user defined alpha-n umeric parameter. Any string up to 12 characters long may be entered us ing the keypad. This will usuall y be a description of the applicati on. The following characters are allo wed: !”#$%&[...]

  • Page 29

    Page 29 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.3.3 Stop If - P252 Use this parameter to select if it is necessary to override the “Stop on” condition. The selectable options are: x Not used x Sludge Level The parameter defaults to none which means it is not used. Parameter values: Default Min M[...]

  • Page 30

    Page 30 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.4 Cleaning parameters The following parameter relates to the cleaning function. Note: A full menu structure is shown in section 11. 7.4.1 Start On - P260 Use this parameter to select how the cleaning cycle starts. The selectable options are: x AutoClea[...]

  • Page 31

    Page 31 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.5.3 Alarm Action - P402 This parameter is used to select the desired action which is taken by the mA output when the system is in an alarm condition. The allowed options are: x Go to 3.6mA x Go to 21mA x Hold (last reading) The default action is to go [...]

  • Page 32

    Page 32 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.6 Relay parameters The following parameters are used to progra m the 2 available relays RL1 and RL 2, which are controlled by the sludge blanket level. T he mode of relay RL3 is fixed to fault indic ation. Note: A full menu structure is shown in sectio[...]

  • Page 33

    Page 33 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.6.1.2 Fault mode (relay RL1 a nd RL2 parameters P560 to P570) There are several fault conditions which can be assigned to a relay. Fault conditions ma y be selected to be signalled by relay, current, both relay and current, or not at all. Messages desc[...]

  • Page 34

    Page 34 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.6.2 Relay On and Off Points Relay On Point for RL1 (P411) and RL2 (P421) This is the sludge blanket level at which the Set Point mode relay turns on i.e. between 0.000 and 7.000m (0.00 to 23.00 ft). See also section 7.6.1.3 for related information. Rel[...]

  • Page 35

    Page 35 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.7.2 Backlight On/Off - P575 The default for the display back light is "Auto". It can be switched to "Off" or "On". If set to Auto it is on when a key is pressed. The back light will automatically turn off after 5 minutes o[...]

  • Page 36

    Page 36 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.8 Logging parameters Logged data can be do wnloaded and analys ed via the RS232 port and Mo brey Measurement Log Vie w Software (via a PC). For copies of this software, please contact Mobrey Measurement Sales. Note: A full menu structure is shown in se[...]

  • Page 37

    Page 37 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.9 Engineering parameters The MSL600 blanket echo processin g algorithm has been optimise d for use on various types of municipal and industrial sludge. The user can select from ei ther of two municipal sludge types dependi ng on the application. The fo[...]

  • Page 38

    Page 38 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.9.2.2 Noise Alrm Lev – P622 The unit automatically monitor s the background electronic noise floor as a % of display width, see par ameter D834. If this level exceeds the Noise Alarm Lev value, programmed as a % of display width then an alarm can be [...]

  • Page 39

    Page 39 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.9.2.6 Lwr S-nat Temp – P626 This value is used for temperature compensation if the me asured supernatant temper ature is below this value. The lower temperature (P626) must always be less than the upper (P625). Valid entries are bet ween –40 and +8[...]

  • Page 40

    Page 40 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.9.3 Municipal 1 parameters P630 to P637 When the Municipal 1 algorithm is selected u sing parameter P620 (page 37), onl y the following specific parameters need to be adjusted. 7.9.3.1 Significance – P630 This parameter is used to select which echo i[...]

  • Page 41

    Page 41 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.9.3.5 Noise SD Mult – P635 The Municipal 1 algorithm scans the echo profile for ec hoes. Prior to sendi ng pulses to the transducer, the noise floor is measured. It calculates the mean and stand ard devi ation of fluctuations in the noise floor. In o[...]

  • Page 42

    Page 42 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.9.4 Municipal 2 parameter P640 Only one specific parameter, P640, needs to be adj usted when the Municipal 2 algorithm is selected. Industrial blankets are typicall y much denser and more subs tantial than municipal sludge found in a conventional waste[...]

  • Page 43

    Page 43 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.10 System parameters These parameters can be use d to test the MSL600 hardware. Note: A full menu structure is shown in section 11. 7.10.1 AUTO CYCLE func tion The Auto Cycle or Self-Test function has the effect of automatically ramping up the sludge b[...]

  • Page 44

    Page 44 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.10.5 COMMS parameters P710 to P716 These parameters are used for serial RS232 communications. 7.10.5.1 Address - P710 Poll Address. The default value of this parameter should not be changed. The parameter is included in the menu system for future softw[...]

  • Page 45

    Page 45 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.10.6.4 Date format - P734 The format for the date can be chosen from a list: x yy/mm/dd x dd/mm/yy (Default metric) x mm/dd/yy (Default imperia l) 7.10.6.5 Keypad Sound - P735 Each time a key is pressed, a beep sounds as confirmation of the key being p[...]

  • Page 46

    Page 46 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.11 Readings and diagnostics parameters The user can not alter the value of readings or diagnostics param eters within the MONITOR menu. Note: A full menu structure is shown in section 11. 7.11.1 Readings pa rameters D800 to D834 7.11.1.1 Sludge Level -[...]

  • Page 47

    Page 47 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.11.1.9 Xdr Tilt Time - D833 A diagnostic parameter indicating the time for which the transducer has been out of the water in min:secs. 7.11.1.10 Noise Level - D834 A diagnostic parameter indicating the nois e level in the tank as a % of full screen. 7.[...]

  • Page 48

    Page 48 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 7.11.2.10 Speed of Sound - D850 View this parameter to see the temperature compensated speed of sound in the sup ernatant which the MSL600 is using in its calculation of sludge blanket level in m/s (imperial – ft/s). 7.11.2.11 Max Xdr Temp - D851 View [...]

  • Page 49

    Page 49 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 8. T echnical reference 8.1 Transmit pulse and echo processing The transducer and it’s transmit and receive c ircuitry is optimized to work at 1.0MHz. Some sludge blankets are indistinct. The algorithm has been opti mised to average out and ign ore unw[...]

  • Page 50

    Page 50 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 11. Programming chart Main Menu O ption Sub-menu Level 1 Sub-menu Level 2 Sub-menu Level 3 Parameter Title Par No. -- Go Offline ? -- INSTALLATION Tank Depth P101 Xdr Tilt Time P103 Tag No. P242 Description P240 SETUP DUTY(Mode) DESLUDGE Start On P250 St[...]

  • Page 51

    Page 51 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 Programming chart continue d… ENGINEERI NG Alg. Select P620 CONFIG ALGORI THM COMM ON Av e. Cyc Count P621 Noise Alrm Lev P622 Top Blanking P623 Bottom Blanking P628 Damping P624 Upr S-nat Temp P625 Lwr S-nat Temp P626 SoS constant P627 Level Offset P6[...]

  • Page 52

    Page 52 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 Programming chart continue d… Note: The Radio parameters are not used with this version of the MSL600. MONITOR READINGS Target Range D801 % Current Out D805 Current Output D806 Relay Relay Status D820 Relay Run-time RL1 Run-Time D821 RL2 Run-Time D822 [...]

  • Page 53

    Page 53 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 12. S pecification 12.1 MSL600 Model No. MSL600 Operating principle Ultrasonic sonar Range 7.0m (23 feet) Dead band 0.3m (1 foot) Accurac y +/-35mm (+/- 1.4”) Resolution 25mm (1”) Temperature limits o C - Sensor -40 to +65 (-40 to 150 degrees F) Temp[...]

  • Page 54

    Page 54 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 Weight Enclosure & compressor housing 7.0 Kg / 15.4 lbs Transducer & mounting bracket 12.0 Kg / 26.4 lbs Approv als CE, LVD, EMC Max Altitude 2000m Max Humidity 95% RH Poll ution D egree 2-1EC664 Additional specification notes: Programming menu u[...]

  • Page 55

    Page 55 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 13. Dimensional drawings Figure (12): MSL600 Bridge mounted un it[...]

  • Page 56

    Page 56 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 Figure (13): MSL600 and MSL603 assem bly[...]

  • Page 57

    Page 57 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 14. MSL603 transducer cable extension Parts required: ITT Cannon TNM connectors (Cannon part no.) [R.S. stock no.] 1 off Reversed receptacle (192993-0071) [265-9727] 1 off Reversed plug (192 993-0051) [265-98 12] 2 off Shielded endbell (192993-0081) [265[...]

  • Page 58

    Page 58 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012[...]

  • Page 59

    Page 59 MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012[...]

  • Page 60

    MSL600 Installation, Operation & Maintenance Manual IP262/Z0, Rev. AB February 2012 The Emerson logo is a trade mark and service mark of Emerson Ele ctric Co. Rosemount is a registered trademark of Rosemoun t Inc. Mobrey is a registe red trademark of Mobrey Ltd. A ll other marks are the proper ty of their respecti ve owners. We reserve the righ[...]