Mitsumi electronic G-50A manuel d'utilisation

Mitsubishi Electric Air Conditioning Netw ork System Centralized Controller G-50A and Integrated Centralized Control Software TG-2000A Te c hnical Man ual[...]

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G-50A System Design Manual CONTENTS 1 Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 Outline of product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

8.4.5 In the case of measuring instr ument pulse counting (direct reading) method . . . . . . . . . . . . . . . . . 57 8.5 Output of Charging Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 8.6 Charging Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

1 1. Safety Precautions ● Bef ore using this unit, be sure you read “Saf ety Precaution” carefully for proper usage . ● The “Saf ety Precautions” provide v er y impor tant points regarding safety . Mak e sure you f ollow them. ● Danger caused by erroneous oper ation and the resultant degree are classified in the f ollowing table . Des[...]

2 CAUTION Do not touch the b utton with wet fingers. An electric shock or machine troub le ma y be caused. Do not disassemble this unit. This ma y provide danger to touch the inter nal circuit board, or cause machine trouble . Do not wipe the unit with benzene, thinner or c hemical waste. Neglecting this ma y change the color or machine trouble . W[...]

3 2. Outline of pr oduct The G-50A is a centralized controller with higher function than that of con v entional centralized controllers, realizing to use f or Web , industr y first. One set of this product can control and monitor the indoor unit up to 50 sets. Fur ther this centralized controller can monitor and control e v en on the browser soft ([...]

4 2.1 Function 2.1.1 Centralized control with G-50A The basic function of the G-50A unit is shown in the tab le below . Ta b le 2-1 List of centralized control function Item Star t/stop Operation mode T emperature setting Air velocity Air direction Star t/stop of interlocked equipment Timer operation (W eekly) Prohibition of local control Filter si[...]

5 2.1.2 Centralized monitoring/controlling b y W eb bro wser (1) F eatures 1 Without using a specific software , air conditioners can be controlled by y our desk top PC by setting the system (W eb browser function is an optional and needs license registration). 2 On the one W eb screen, operation status can be monitored in a unit of G-50A (maximum [...]

6 (3) Screen image The screen images at W eb monitor ing are shown belo w . Screen of air conditioner operation status (Batch displa y of all groups) Control screen Screen to set weekly schedule Screen of air conditioner operation status (Displa y in a unit of bloc k) Screen to displa y unit under abnor mal state Screen to set annual schedule[...]

7 (4) Explanation of icons The air conditioner icons on the W eb screen are shown below . 2.1.3 Centralized control b y integrated software TG-2000A (1) F eatures 1 The indoor unit up to 2,000 sets (40 sets of G-50A) can be controlled/monitored. 2 The la yout displa y of air conditioners provides con venience in managing and controlling. 3 Annual s[...]

(2) Caution against PC used with Integrated Softw are TG-2000A (Outline) a) Items to be obser v ed in selecting PC b) Items to be obser v ed in use 8 Please select a PC of desktop type. • Since a program is required to alw a ys be operated under pow ered state depending on the functions to be used, it is recommended not to emplo y a note type PC [...]

9 (3) Function list By utilizing the software (TG-2000A) and collecting the data of each G-50A, the oper ation control can be performed f or up to 2000 sets in a unit of each floor or bloc k on the PC screen.Please refer to section 2,3 f or function licence. Additionally by using PLC (Prog rammable Logic Controller), general equipment can be contro[...]

10 (4) Screen images The screen images on the integrated softw are are shown as f ollows. Screen to displa y floor units Screen to displa y whole building Screen to displa y bloc k units Control setting screen Screen to set annual schedule Screen to set weekly schedule[...]

11 (5) Explanation of icons The air conditioner icons on the TG-2000A screen are as shown belo w . 2.1.4 Remote monitoring/controlling - T ransmitting of abnormal mail Remote controlling and monitoring can be performed from LAN, public telephone line and PHS if a vailab le. The control items are same as that of W eb monitor ing/controlling (e xcept[...]

12 2.2 Comparison table of function Ta b le 4-2 compares the function of G-50A unit, W eb bro wser and TG-2000A as f ollows. Ta b le 2-4 Function comparison table Item Star t/stop Operation mode Set temperature Set temperature range limiting function Air velocity switching Air direction switching Prohibition of local remote controller operation Gro[...]

13 2.3 Pr oducts list The functions to be coped with by G-50A, and necessary components, software and so f or th are listed in Ta b l e 2-5. Ta b le 2-5 Products list Ta b le 2-6 Function and license list Name Centralized control Web monitoring Individual browser Remote monitoring/operation Y ear/week schedule Simplified division accounting Full di[...]

14 2.4 Specification 2.4.1 Centralized controller: G-50A Item Product dimension Mass Po w er source Po w er consumption Operating environment Material External color Mounting method Detail 120 (H) × 300 (W) × 79 (22)(D) mm 1.0kg DC30V Supplied from M-NET transmission line. (Received from the po wer supply unit for tr ansmission line or outdoor un[...]

15 Step-1: Selection of air conditioning equipment (Objective equipment f or control, limitations and the like) Step-2: Selection of system control par ts (Quantity of G-50A and other system controllers) Step-3: Construction of G-50A system (Limitation on LAN wir ing and the like) Step 4: Optional function (With weekly/annual schedule emplo yed) St[...]

16 4. Step 1: Selection of Air Conditioning Equipment In order to construct the system, air conditioning equipment should be selected firstly . This chapter introduces the air conditioners that can be controlled with G-50A and v ar ious limitations applicable . For the detail of air conditioning equipment, please refer to the manual of the relating[...]

17 4.3 Limitation on transmission line wiring The material and wir ing limitation of transmission line and signal line are giv en in T able 4-4. F or the detail of the limitation on each wir ing length, please ref er to Items 4.3.1. 4.3.1 M-NET transmission line Figure 4-1 shows the wiring e xample of M-NET bus. When the centraliz ed control system[...]

18 (1) Centraliz ed control system M-NET bus The pow er supply distance of the centralized control system M-NET b us can be expressed b y the equation below . This represents the distance limitation to allow pow er ing of the centraliz ed control system M-NET bus. Exceeding this distance makes the pow er supply to the end equipment impossible disab[...]

19 [Example to use rela y board] (2) In case of K-control Y -series system T otal wir ing length (p): 500m or less, when e xceeded this length, be sure to use the relay board. Figure 4-4 Rela y board wir ing e xample Centralized control system M-NET bus K-control Mr .Slim air conditioner indoor unit K-transmission conv er ter Relay board Relay boar[...]

20 5. Step 2: Selecting System Management P ar ts 5.1 M-NET system structure There are cases in which other System Controllers (SC) besides model G-50A can be run on the G-50A system structure. In order to do so , the f ollowing outlines a number of rules to be obser ved f or system management. Figure 5-1 System controller concept Disable the prohi[...]

21 Figure 5-2 T ransmission line supply classification Pow er supply unit G-50A M-NET model Centralized transmission line K-control centralized transmission line Indoor/outdoor transmission line Extended transmission line A-control type K-control model Relay port K-transmission conv er ter Pow er supply unit Pow er supply unit OA Processing unit (S[...]

22 5.1.3 Selecting the power suppl y unit G-50A is driven b y DC12V from the P ower supply unit : P A C-SC50KU A. T o communicate with the air conditioner , it is necessar y to connect to the M-NET transmission line in addition. First deter mine whether G-50A is connected to the centralized control tr ansmission line or to the indoor/outdoor transm[...]

23 (2) Connecting to the indoor/outdoor transmission line To connect G-50A to the indoor/outdoor transmission line , use the DC12V output ter minal (TB3) of P AC- SC50KU A only to supply DC12V from this ter minal to G-50A. F or the M-NET ter minal of G-50A, connect the indoor/outdoor transmission M-NET line. *The M-NET ter minal (TB2) of P A C-SC50[...]

24 5.1.4 When managing a K-contr ol model When managing a K-control type device , a separate K- transmission conv er ter , model P A C-SC25KAA, is required. (1) System controllers able to control a K-control type de vice A K- transmission con ver ter unit only accepts communication with a upper controller with bearing address [000]. Consequently , [...]

25 Optional: P AC-YG10HAA 5.2 External input/output The main unit of the G-50A is equipped with an external input/output function. This function enables e xter nal input control and output monitoring for each G-50A unit. This function uses the main unit of the G-50A’ s CN2. For use , please purchase the optional e xter nal input/output adapter (P[...]

26 (4) Recommended circuit e xample (A)Le vel signal * S pecial local arrangements are required f or the relay , DC power supply (DC 12V , or DC 24V), and extension cab les, etc. * Please limit extension of the connection cab le to 10 meters. (Please use cables of 0.3mm 2 or more) * Please cut off any unused cab le close to the connectors and be su[...]

27 6. Step 3: Construction of the G-50A system Below f ollows an explanation f or the constr uction of a G-50A system. In order to use a PC , etc. to monitor the connections of multiple units to the G-50A and the operating status of air-conditioning units, please connect G-50A units or one or more PC’ s using a LAN. G-50A G-50A LAN HUB ME remote [...]

28 6.1 Centralized monitoring using a PC To monitor the G-50A system b y connecting it to a PC, the tw o follo wing methods are av ailable. ● ● P erform monitor ing using the browser softw are of the PC. (W eb monitor ing) Monitoring and operation can be performed without using any special softw are. ● ● Monitoring can be performed by insta[...]

29 Remote controller operation screen Data update Data is updated automatically Operation status is updated e very minute, while the status of any abnormalities is updated ev er y 3 minutes. Data is updated manually Status update is inv oked by changing screens (automatic update is scheduled from April) Operations and monitoring av ailable with the[...]

30 6.1.1 About floors, b locks, and gr oups The G-50A system can target groups , operation bloc ks, floors, and the whole b uilding. In addition, f or operation and monitoring, the name of the G-50A and the name of the b uilding can be registered. Ta bl e 6-2 shows the setting registration and operation monitoring of each par t while T able 6-3 sho[...]

31 Ta bl e 6-3 Name registration table Item Group name Operation bloc k name Charge bloc k name Floor name G-50A name W att Hour Meter name W att Hour Meter setting location Building name General purpose equipment name G-50A Main Unit Up to 10 characters 2 Default Setting T ool 1 Up to 20 characters Up to 20 characters Up to 40 characters Centraliz[...]

32 Ta b le 6-4 PC specifications Item PC CPU OS HDD Memory Display resolution Interface Remarks Monitoring using the web browser PC/A T compatible P entium 133MHz or faster Windows98/Me/2000/XP Internet Explorer 5.0 or later version (Ja va VM 5.0 or later version) – 64MB or more 1024 × 768 or better LAN por t (10BASE-T) When switching betw een s[...]

33 6.2 About pass wor d contr ol When perf or ming centralized control using a Web bro wser or the TG-2000A software, it is possible to restrict operations to approv ed users by setting a pass word to perf or m operations or functions please ref er to section 2,3 f or function licence. 6.2.1 P assw ord contr ol when using a W eb bro wser (1) F or g[...]

34 6.3 About LAN 6.3.1 LAN types F or the LAN cable, a 10BASE-T type is recommended. As f or the categor y , from the point of view of a vailability and the de velopment of mix ed systems with optical cables , the use of categor y 5 is recommended. (1) Main cable type 6.3.2 About the hub F or the hub , there are a variety of models including the 10[...]

35 (3) Switching hub The s witching hub means the hub that controls tr affics at e xchanging packets (communication data) among plural networks, and send pac kets to a specified address . Diff erent from ordinar y hubs, it carries out one-to-one communications among respective ports, accordingly , e ven when one set of por ts is communicating, othe[...]

36 7. Step 4: Implementing annual/weekl y schedules With the G-50A main unit, weekly schedules can be implemented. Ho we ver , when registering for a separate license (Annual/W eeky schedule), multifunctional weekly schedules and annual schedules can be perf or med. Please ref er to section 2,3 for function licence . License registration Setting re[...]

37 7.1 W eekl y schedule using the G-50A The f ollowing e xplains the outlines the weekly schedule set using the G-50A. If the weekly schedule is set using the G-50A, setting is required to be performed using the G-50A for ev er y G-50A unit. 1 The timetable f or star t/stop can be set in increments of 10 minutes . 2 Fo r the daily operation schedu[...]

38 Setting unit Selects the setting unit. Day of the week selection Selects the day of the w eek for the schedule to be set. Save/do not save Sets saving or not sa ving when pushing the settings sav e button. Schedule contents Displays the schedule contents . Settings save b utton Sav es the schedule contents. Settings are not sav ed if this button[...]

39 7-3 W eekl y schedule of the integrated software Registering the weekly/annual schedule license number in the G-50A main unit using the PC’ s browser , will enable this function. In this case , the weekly schedule of the G-50A will be inv alidated while the data pre viously set with the web monitor will be validated. F or the schedule set with[...]

40 8. Step 5: Char ging Function of Ener gy Charge Measuring This step is to set the charging function of measuring instr uments to be perf or med by TG-2000A. This setting is required to use the charging function b y measur ing instruments. Since this function is optional, license registration to the G-50A unit is essential to use the charging fun[...]

41 (2) What is charge? This represents the charge of electric power , gas or water consumed b y each air conditioner or tenant (In the case of using electric power count by PC direct connect (W att Hour Meter (RS-485)), only electric power can be counted). The charge of such consumption can be calculated b y the follo wing 2 methods, and the output[...]

42 (4) What is the seasonal charge? The electrical power charge can be divided into the summer seasonal charge and normal charge. Because of this, the f ollowing management can be adapted f or example; “As a ratio of using air conditioner rises in the summer (J uly ~ September) and electric power consumption of a whole building increases accordin[...]

43 8.2 Selection of Char ging Function The G-50A system provides the f ollowing 3 methods to calculate the charge by measuring instruments. F or the objectiv e models that can be charged by each method, please ref er to T able 4-3. (1) Manual input of electric power consumption This method is only applicable to the charging of electric pow er consu[...]

44 8.3 Basic Composition and Required Materials 8.3.1 Manual input of electric po wer consumption This method is only applicable to the charging of electric pow er consumed by air conditioners. (1) Basic composition (2) Required materials Ta bl e 8-1 shows the materials required to carr y out the electric power manual input method. Charge license M[...]

45 (3) Setting items Ta bl e 8-2 shows the items of TG-2000A charging system setting and that of the charging required to carr y out the electric power manual input method. Ta b le 8-2 Setting items of the electric power manual input method Major item Appor tioning mode setting Indoor unit setting Charge bloc k setting Seasonal charge setting Weekl[...]

46 Charge license Install integrated softw are Single-phase 200V Single-phase 200V Po w er supply unit G-50A Input 3-phase 200V Outdoor unit system watt-hour meter Indoor unit system watt-hour meter Indoor unit watt-hour meter PLC (Pulse counting software installed) Uninterrupted power source (UPS) PC for centr alized control Figure 8-8 Basic compo[...]

47 (3) Setting items Ta bl e 8-5 shows the setting of measuring instrument of TG-2000A, charging system and charging set items required f or the electr ic pow er pulse counting (appor tioning) method. Ta b le 8-5 Setting items of the electric power pulse counting method Major item PLC quantity setting PLC setting Measuring instrument setting Appor [...]

48 8.3.3 Measuring instrument pulse counting (direct reading) method (1) Basic composition Charge license Single-phase 200V Single-phase 200V Po w er supply unit Install integrated softw are Input LOSSNA Y LOSSNA Y Charge bloc k Charge bloc k Charge bloc k Indoor unit system watt-hour meter Indoor unit system watt-hour meter Indoor unit system watt[...]

49 8.3.4 P ower consumption PC direct reading system (Appor tioning system) This system can only be applied to the charging of power consumption b y air conditioners. (1) Basic configuration Charge license 1-phase 200V 1-phase 200V T ransmission line powering unit Install integrated software Input LOSSNA Y LOSSNA Y Indoor unit system watt-hour mete[...]

50 (3) Setting items Ta b le O-O shows the setting of the measuring instruments, charging system, and charge setting items of TG-2000A required to e xecute the po wer consumption pulse counting system (appor tioning system). Ta b le O-O Setting items of power consumption pulse counting system Major item WHM number setting WHM setting Apportioning m[...]

51 8.4 Mechanism of Char g e Calculation The mechanism of electric power appor tioned charge calculation by TG-2000A is giv en below . Single-phase 200V 3-phase 200V Indoor unit Indoor unit Indoor unit Indoor unit G-50A HUB Outdoor unit (M-NET) Outdoor unit (M-NET) Po w er supply unit Crankcase heater = 45W Crankcase heater = 45W Charge bloc k 1 Ch[...]

52 (4) TG-2000A By collecting charging information from PLC and G-50A, the TG-2000A conducts the appor tioning calculation of these data during AM 4:00 ~ 7:00 once a da y . As the electr ic pow er consumption collected from PLC represents the integrated v alue, TG-2000A takes a diff erence with the electr ic po wer consumption of the pre vious day [...]

53 The standing charge is only added at calculation on the clearance da y , and pr inted out after summing up the air conditioning charge. Printing out is not av ailable f or the calculation of specified da y . CAUTION (3) Appor tioning by appor tioning standard data To calculate [P ower consumption per indoor unit], m ultiply the operation time by[...]

54 8.4.3 Apportioned calculation of indoor unit Figure 8-10 shows an e xample of appor tioning method when a watt-hour meter is installed on the indoor unit pow er source line. (1) Decision of indoor unit appor tioning mode First decide to carr y out the appor tioning of indoor unit or not. When a watt-hour meter is not connected to the power sourc[...]

55 8.4.4 Manual input of electric po wer consumption The calculation method of manual input not connecting watt-hour meter is giv en below . With this method, calculation is perf or med by emplo ying the reading value of watt-hour meter without using wa tt-hour meter or PLC itself. Using “Charging ratio support software,” enter the reading valu[...]

56 (5) Charging ratio suppor t software By using “Charging ratio suppor t software” (EXCEL) pro vided with the integrated software , the charge appor tioning and bill preparation f or each tenant can be performed. Through the reading of the operation time data file prepared b y TG-2000A from the menu screen of the charging ratio suppor t softwa[...]

57 8.4.5 In the case of measuring instrument pulse counting (direct reading) method The measuring instr ument pulse counting (direct reading) method is e xplained here. F or this method, charging is practiced only by the measuring instrument value collected b y PLC. Theref ore, a measuring instr ument is required to install f or each charge bloc k [...]

58 8.5 Output of Char ging Data Thanks to the use of TG-2000A, the appor tioned result and power consumption can be output per each w att-hour meter , unit pr ice 1 or bloc k. The output content (format) differs depending on the content of “Charging relations” set among the user setting items on the initial setting screen. Select the output f o[...]

59 As the abov e setting can be made for each weekda y individually , the unit price specified for holida y can be employed. Closing time example 0:00 6:00 12:0 18:0 24:0 A-company B-company C-company Outside time frame Inside time frame Outside time frame Outside time frame Inside time frame Inside time frame (24-hour operation) Outside time frame[...]

60 8.7 Caution f or Using Charging Function Please obser v e the follo wing points when using the charging function. (1) Caution f or each control/setting ● ● When using the charging function (power apportioned charging), make sure to conduct clear ing process bef ore setting or modifying the system composition, monitor ing displa y setting, an[...]

61 9. Step 6: Ener gy Sa ving/P eak Cut Contr ol Here the energy saving control or peak cut control to be perf or med by G-50A is set. This setting is essential in conducting the energy saving control or peak cut control. As this function is optional, the license registration to G-50A is necessary to use. A diff erent license should be applied to t[...]

62 9.1 Outline Applying the energy saving setting from the integ rated software TG-2000A allows conducting the energy saving control b y the indoor/outdoor units or peak cut control by using PLC . Energy saving control Indoor unit control Outdoor unit control The integrated softw are sets the following energy sa ving items and energy saving time to[...]

63 9.2 Ener gy Saving Contr ol/P eak Cut Contr ol 9.2.1 Energy sa ving control The energy saving control includes the items listed on T able 9-2, and the y can be set from the integrated software f or each bloc k freely . After setting, G-50A conducts energy saving control on to the air conditioning g roup within the operation b loc k in a unit of [...]

64 (1) Energy saving control f or indoor unit Fo r the energy saving control f or the indoor unit, select the time por tion to be applied to the energy saving control items listed in T able 9-2 from 0/3/6/9/15/30 minutes. By dividing those items b y the group n umbers in the operation b lock e v enly , the energy sa ving control is applied to the g[...]

65 (2) Energy saving control f or outdoor unit F or the energy saving control f or the outdoor unit, select a time por tion to be applied to the energy saving control items listed in T able 9-2 from 0/3/6/9/15/30 minutes. By dividing those items b y the group n umbers in the operation b lock e v enly , the energy saving control is applied. 1 The ro[...]

66 9.2.2 P eak cut control (1) Explanation of function Connecting the watt-hour meter (PLC) allo ws conducting the energy saving control of T able 9-2 divided into 5 le vels (Le vel 0 ~ Le vel 4) b y estimating the power consumption f or 30 minutes. Meantime, the control le vel is judged with an inter v al of 1 minute, and the control of higher le [...]

67 Setting control detail and time Select the detail and time of indoor unit peak cut control. Setting energy saving ineff ective temperature difference Set the detail and time of energy saving ineffectiv e temperature diff erence. Setting the detail and time of control Select the detail and time of outdoor unit peak cut control at each lev el Sele[...]

68 Notice ● When status is monitored, only the air conditioning group under energy sa ving control will hav e icons displa yed as shown in the T able 9-5. ● Po w er saving control of outdoor units will not mak e the energy saving symbol displa yed with air conditioning group icon, since it is unknown whether the outdoor unit has energy saving o[...]

69 (3) Creation of daily repor t/monthly repor t trend graphs Y ou can tur n a CSV file (trend graph) into a gr aph using “T rend gr aph Idisplay tool” that comes with TG-2000A. Ref er to the Item 14.2 for details . Figure 9-7 P eak cut status histor y daily repor t example[...]

70 9.4 Ener gy Saving Contr ol System Design Flow Fo llowing is the outline of the system design flo w for energy sa ving control e xecution. (1) Deter mine the license type. If you try to hav e a peak cut control by calculating po wer consumption from a watt-hour meter , you will need to hav e a separate PLC (with a pulse count software installed)[...]

71 10. Step 7: Selection of Measuring Instruments (1) Measuring instr uments Use measuring instr uments with recommended pulse signals shown in the T able 10-1 below . We also recommend using a watt-hour meter sho wn in the T ab le 10-2 below . ● ● Make sure pulse unit is set in the measuring instruments. If not, consumption will not be correct[...]

72 (2) P ower consumption PC direct reading system (RS-485WHM) Please use the RS-485 watt-hour meter sho wn in T able 10-3. ● ● Make sure to set the pulse unit of w att-hour meters. Otherwise, the consumption can not be measured correctly thus hindering the nor mal charging function. ● ● The power consumption is tak en as an accumulated int[...]

73 11. Step 8: General Purpose Equipment Contr ol TG-2000A can control and monitor system equipment. By using general-purpose control functions, you can control and monitor other manuf acturer’ s air conditioning units, lighting fixtures and other system equipment as well as w ater le vel of a water or fire tank with a flooding/low le v el alar m[...]

74 11.1 Outline PLC will be used to control general-purpose equipment, along with a DI board (DC input unit) and a DO board (transistor output unit). One icon will be shown on the TG-2000A monitor screen to represent one system equipment, and y ou can operate (one shot pulse output), monitor the status , and monitor for error (le vel input). Theref[...]

75 11.2.2 Determine the control items. After you determine the equipment to be connected, define the control items f or each equipment. Fo r instance, whether y ou want to operate the instrument (ON and OFF) and monitor it, including error monitoring, or just watch f or failure (malfunction). F or ON and OFF , status output signal from the instr um[...]

76 11.2.3 PLC assignment After you determine the control items of the connected instrument, assign PLC ter minals. General-purpose control PLC needs to have one DI board and one DO board mounted regardless of the control items. (There are certain restr ictions about the mounting location and others. Ref er to 12.3 for details.) Ta b le 11-3 shows t[...]

77 11.2.5 Setting of TG-2000A After the assignment of ter minals, TG2000A should be configured. F or each general-pur pose instrument, what to be controlled and monitored should be set up in TG-2000A. Number of connected PLC’ s This shows how man y PLC’ s are connected. Number of general-purpose instrument This shows how man y general-pur pose [...]

78 12. Step 9: Determining Number of PLC Units This chapter talks about how to determine the number of sequencers (PLC). 12.1 PLC Standar d Configuration G-50A uses PLC (Programmab le Logic controller) to provide measur ing instrument charging function (pulse count system), general-purpose control function and other functions. The PLC to be used is[...]

79 12.2 PLC’ s for Pulse Count Function 12.2.1 Restriction on the number of units To carr y out measur ing instrument charging function or energy saving peak cut control, y ou will need to hav e the standard configuration e xplained in the pre vious chapter plus a DC input unit. One DC input unit can suppor t 16 contacts, so y ou can connect up t[...]

80 12.3 PLC f or General-purpose Contr ol Function 12.3.1 Restriction on the number of units When perf or ming general-pur pose functions, you will need the standard composition e xplained in 12.1, DC input unit, and transistor output unit. DC input unit and transistor output unit each supports 16 contacts. One system instrument uses two contacts, [...]

81 12.3.2 T erminal connection diagram Figure 12-5 shows the connection to terminal boards in DC input unit (QX40) and transistor output unit (QY40P). Since DC input unit and transistor output are non-v oltage, you ha ve to pro vide a DC24V power supply (DC12V is unacceptable) and a DC24V or DC12V po wer supply f or transistor output unit separatel[...]

82 12.4 PLC Software In order to use v ar ious functions based on PLC , integrated software is necessary . Some functions require license number registration in the G-50A main body . PLC needs to hav e software to implement various functions. Ta b le 12-2 Items needed f or each function Electric power apportioning function (P ower consumption manua[...]

83 12.5 External Vie w of Sequencer Exter nal dimension of each PLC unit is shown belo w . Base unit 4-mounting screw (M4 × 14) 7.5 44.1 169 15.5 189 98 80 7 CPU unit 55.40 90.50 98.00 PULL POWER 061P-A1 Po w er supply unit 98.15 27.40 RS-232 PULL MODC RUN ERR. USER BA T . BOOT D02CPU 89.30 Ether net unit QJ71E71-100 QJ71E71-100 98.00 90.50 27.40 [...]

84 Po w er source AC100V L N L N 24V GND E Circuit breaker for main power source Arrestor for main power source Circuit breaker for PLC Insulating transf or mer Po w er source unit (Q61P-A1) CPU unit (QO2CPU) Ethernet unit (QJ71E71-100) 10BASE-T DC input unit (QX40) G-50A PC for centralized control Circuit breaker for DC power source DC24V Po w er [...]

85 Ta b le 13-1 Address setting range f or M-NET models Address range 000 001~050 051~100 101~150 151~200 201~250 Models G-50A Indoor unit, OA Processing Unit, Lossnay , M- NET interface Outdoor unit, BC controller , constant-capacity unit, heat storage tank unit Master remote control (M-NET remote control) Slave remote control (M-NET remote contro[...]

86 Ta b le 13-5 Recommended IP address setting range Models G-50A main body PC for monitoring PC for centr alized control (TG-2000A) PLC PC for initial setting tool IP address setting range [192.168.1.001] ~ [192.168.1.040] [192.168.1.101] ~ [192.168.1.149] [192.168.1.150] [192.168.1.151] ~ [192.168.1.200] [192.168.1.151] ~ [192.168.1.155] for puls[...]

87 Ta b le 13-6 Necessar y component in case of incor porating e xisting LAN Name of component Router Maker f or reference: Model name MELCO: BLR3-TX4 Remarks Model name in the left is recommended. 13.2.2 Setting method for connecting G-50A to e xisting LAN (1) Case of central monitoring by W eb browser In the case of installing G-50A system in the[...]

88 Ta b le 13-7 Necessar y components f or remote monitor ing Names of components Hub for 10BASE-T 10BASE-T LAN straight cable (twist pair cable) Dialup router Data/F ax modem card Remarks Refer to T able 13-4. This component is necessary , when the number of G-50A and that of a PC to be connected is over the number of dialup-router-built-in hub po[...]

89 (1) Setting of dialup router Set the dialup router so as to connect received call (data comm unication) via public telephone line to the LAN side. And then, set an IP address to be assigned to the dialup router and PC in remote locations. The IP address of the dialup router is recommended to be [192.168.1.254] and the IP address of a PC to be as[...]

90 Ta b le 13-9 Necessar y components f or abnor mal mail transmission system Names of components Hub for 10BASE-T 10BASE-T LAN straight cable (twist pair cable) Dialup router Data/Fax modem card Abnormal mail transmission license Remarks Refer to T able 13-4. This component is necessary , when the number of G-50A and that of PC to be connected are[...]

91 13.4.1 Preparations before perf orming abnormal mail transmission (1) Making a contract with an Internet provider to transmit mails at the side of a customer Contact with an Inter net provider . (Except f or the case that a pr iv ate LAN system in an own company’ s building and the lik e is provided with a mail ser v er .) After the contract, [...]

92 Ta b le 13-10 Necessar y components f or optical cable system Names of components Switching hub Optical media conv er ter (T ype A) Optical media conv er ter (T ype B) LAN cable (twist pair , categor y 5) Optical cable f or LAN Remarks Be sure to use type A and type B in pairs. ↑ Be sure to use the LAN cable in accordance with category 5 corre[...]

93 Po w er supply unit for transmission line G-50A LAN HUB MA remote controller MA remote controller MA remote controller Group 1 Group 2 Group 3 Can be operated Can not be operated User A of group 1 can operate and browse only the air conditioners of group 1. User A PC for monitoring on the Web User B PC for monitoring on the Web User B of group 2[...]

94 Air conditioners which can be operated Air conditioners which can be operated are displa yed. Mov e the cursor to the icon, then the names of groups are displa yed on the screen. Setting/deleting buttons These buttons are to set and delete user information. User information The user names of administrators and air-conditioners av ailable are dis[...]

95 14.2 T rend Data Output Function TG-2000A 4.1 or later v ersion is additionally provided with the trend data output function. Figure 14-3 T rend data selecting screen 14.2.1 Outline T rend data and peak cut data in each optional function (measur ing instrument charging function and peak- cut function) can be output from CVS file. A trend g raph [...]

96 Peak cut Executing “Peak cut” allows outputting trend data for peak cut unconditionally. T rend Setting to “T rend” allows automatically outputting trend data for electric energy. Besides, checking on “T emperature” allows automatically outputting trend data for temperature. Electric power and measuring instrument connected Setting t[...]

97 14.2.4 Example of CSV files output Example of each output file is shown as belo w . In addition, although each rele vant datum is sho wn in each data column, the data value with the f ollowing mark indicates abnor mal data. [-99] : Indicates that TG-2000A have f ailed to collect nor mal data from G-50A and PLC. [ ] (Blank): Indicates that the po[...]

98 Hourly basis in a designated period Consumed integrated electric power of e very designated measuring instrument is display ed on the screen. (4) T rend data for w att-hour meter and measur ing instrument In a unit of 2 minutes on a designated day Electric power consumption of every G-50A in a unit of 30 is displayed on the screen. A control lev[...]

99 T rend graph button T rend data and peak cut data are dev eloped to trend graphs . Selection of trend data T rend data and peak cut data files are selected. Display of a selected file Selected trend data and peak cut data files are display ed on the screen. D:¥T rendData¥2003¥07¥T emp2003-07-07B0003.csv Figure 14-5 Suppor t tool for trend g [...]

100 Figure 15-1 Example of screen f or initial setting tool 15. Initial Setting T ool 15.1 What is the Initial T ool? This is a tool f or group setting of air-conditioners, registr ation of transmission repor t on abnor mal mail, and registration of the IP address of G-50A. The con ventional centr al controller (MJ-103MTRA) was required to input lo[...]

101 15.2 Composition of Initial Setting T ool Other than the CD-ROM f or initial setting tool, PC and LAN cable are required for the use of the initial setting tool. 15.2.1 PC for initial settings A PC f or initial settings must be in accordance with the f ollowing specifications: Ta bl e 15-1 Operating environment Items PC OS CPU HDD Memory Interf[...]

102 Notice ● Ref er to Instr uction Manual f or Initial Setting for a method f or connection to the initial setting tool. ● In the case of connecting to G-50A with LAN connecting cable (P A C-YG00F A) f or initial setting which is sold separately , if the LAN por t of a PC is of 10/100BASE-T automatic changeov er type, normal connection may be [...]

103 - Au tomatic cooling/heating - changeov er mode - T ypical group mode The operation mode is changed ov er f or each changeover b lock collectiv ely . (In a unit of mode changeov er bloc k) Status judgment (f or ev er y 15 minutes) Integrated softw are (TG-2000A) G-50A Group 1 Group 2 Group 3 Group 4 Group 5 Group 6 Changeov er bloc k 1 Indoor u[...]

104 Notice ● This function is only applicable to the indoor units connected to M-NET outdoor unit, b ut not cov ering the indoor units connected to K-control outdoor unit and A-control outdoor unit. ● The indoor units under stopping or f an operation are out of the object f or changeov er . When setting the [T ypical air conditioner group assig[...]

Mitsubishi Electric Air Conditioning Netw ork System Centralized Controller G-50A and Integrated Centralized Control Software TG-2000A Te c hnical Manual Issued in Dec. 2003 F1105-302 (MDOC) Contents effective Dec. 2003 Specifications subject to change without notice.[...]

3400 Lawrenceville Suwanee Road ● Suwanee, Georgia 30024 Toll Free: 800-433-4822 ● Toll Free Fax: 800-889-9904 www.mrslim.com Specifications are subject to ch ange without notice.[...]