Mitsubishi Electric Air Conditioning Network SystemCentralized Controller G-50A and Integrated Centralized Control Software TG-2000A Technical Manual
6(3) Screen imageThe screen images at Web monitoring are shown below.Screen of air conditioner operation status(Batch display of all groups)Control sc
96Peak cut Executing “Peak cut” allows outputting trend data for peak cut unconditionally. TrendSetting to “Trend” allows automatically outputting tre
9714.2.4 Example of CSV files outputExample of each output file is shown as below.In addition, although each relevant datum is shown in each data colu
98Hourly basis in a designated periodConsumed integrated electric power of every designated measuring instrument is displayed on the screen.
99Trend graph buttonTrend data and peak cut data are developed to trend graphs.Selection of trend dataTrend data and peak cut data files are selected.
100Figure 15-1 Example of screen for initial setting tool15. Initial Setting Tool15.1 What is the Initial Tool?This is a tool for group setting of air
10115.2 Composition of Initial Setting ToolOther than the CD-ROM for initial setting tool, PC and LAN cable are required for the use of the initialset
102Notice● Refer to Instruction Manual for Initial Setting for a method for connection to the initialsetting tool.● In the case of connecting to G-50A
103- Automatic cooling/heating - changeover mode- Typical group modeThe operation mode is changed over for each changeover block collectively.(In a un
104Notice●This function is only applicable to the indoor units connected to M-NET outdoor unit, but notcovering the indoor units connected to K-contro
Mitsubishi ElectricAir Conditioning Network System Centralized Controller G-50A and Integrated Centralized Control Software TG-2000A Technical ManualI
7(4) Explanation of iconsThe air conditioner icons on the Web screen are shown below.2.1.3 Centralized control by integrated software TG-2000A (1) Fea
3400 Lawrenceville Suwanee Road ● Suwanee, Georgia 30024 Toll Free: 800-433-4822 ● Toll Free Fax: 800-889-9904 www.mrslim.com Specifications ar
(2) Caution against PC used with Integrated Software TG-2000A (Outline)a) Items to be observed in selecting PCb) Items to be observed in use8Please se
9(3) Function listBy utilizing the software (TG-2000A) and collecting the data of each G-50A, the operation control can be performedfor up to 2000 set
10(4) Screen imagesThe screen images on the integrated software are shown as follows.Screen to display floor unitsScreen to display whole buildingScre
11(5) Explanation of iconsThe air conditioner icons on the TG-2000A screen are as shown below.2.1.4 Remote monitoring/controlling - Transmitting of ab
122.2 Comparison table of functionTable 4-2 compares the function of G-50A unit, Web browser and TG-2000A as follows.Table 2-4 Function comparison tab
132.3 Products listThe functions to be coped with by G-50A, and necessary components, software and so forth are listed inTable 2-5.Table 2-5 Products
142.4 Specification2.4.1 Centralized controller: G-50AItemProduct dimensionMassPower sourcePower consumptionOperating environmentMaterialExternal colo
15Step-1: Selection of air conditioning equipment (Objective equipment for control, limitations and the like)Step-2: Selection of system control parts
164. Step 1: Selection of Air Conditioning EquipmentIn order to construct the system, air conditioning equipment should be selected firstly. This chap
174.3 Limitation on transmission line wiringThe material and wiring limitation of transmission line and signal line are given in Table 4-4.For the det
18(1) Centralized control system M-NET busThe power supply distance of the centralized control system M-NET bus can be expressed by theequation below.
19[Example to use relay board](2) In case of K-control Y-series systemTotal wiring length (p): 500m or less, when exceeded this length, be sure to use
205. Step 2: Selecting System Management Parts5.1 M-NET system structureThere are cases in which other System Controllers (SC) besides model G-50A can
21Figure 5-2 Transmission line supply classificationPower supply unitG-50AM-NET modelCentralized transmission lineK-control centralized transmission l
225.1.3 Selecting the power supply unitG-50A is driven by DC12V from the Power supply unit : PAC-SC50KUA. To communicate with the airconditioner, it i
23(2) Connecting to the indoor/outdoor transmission lineTo connect G-50A to the indoor/outdoor transmission line, use the DC12V output terminal (TB3)
245.1.4 When managing a K-control modelWhen managing a K-control type device, a separate K- transmission converter, model PAC-SC25KAA, is required.(1)
25Optional: PAC-YG10HAA5.2 External input/outputThe main unit of the G-50A is equipped with an external input/output function. This function enablesex
G-50A System Design Manual CONTENTS1 Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
26(4) Recommended circuit example(A)Level signal* Special local arrangements are required for the relay, DC power supply (DC 12V, or DC 24V), and exte
276. Step 3: Construction of the G-50A systemBelow follows an explanation for the construction of a G-50A system.In order to use a PC, etc. to monitor
286.1 Centralized monitoring using a PCTo monitor the G-50A system by connecting it to a PC, the two following methods are available.●● Perform monito
29Remote controller operation screenData update Data is updated automaticallyOperation status is updated every minute, while the status of any abnorma
306.1.1 About floors, blocks, and groupsThe G-50A system can target groups, operation blocks, floors, and the whole building. In addition, for operati
31Table 6-3 Name registration tableItemGroup nameOperation block nameCharge block nameFloor nameG-50A nameWatt Hour Meter nameWatt Hour Meter setting
32Table 6-4 PC specificationsItemPCCPUOSHDDMemoryDisplay resolutionInterfaceRemarksMonitoring using the web browserPC/AT compatiblePentium 133MHz or f
336.2 About password controlWhen performing centralized control using a Web browser or the TG-2000A software, it is possible torestrict operations to
346.3 About LAN6.3.1 LAN typesFor the LAN cable, a 10BASE-T type is recommended.As for the category, from the point of view of availability and the de
35(3) Switching hubThe switching hub means the hub that controls traffics at exchanging packets (communication data)among plural networks, and send pa
8.4.5 In the case of measuring instrument pulse counting (direct reading) method . . . . . . . . . . . . . . . . . 578.5 Output of Charging Data. . .
367. Step 4: Implementing annual/weekly schedulesWith the G-50A main unit, weekly schedules can be implemented. However, when registering for aseparat
377.1 Weekly schedule using the G-50AThe following explains the outlines the weekly schedule set using the G-50A.If the weekly schedule is set using t
38Setting unitSelects the setting unit.Day of the week selectionSelects the day of the week for the schedule to be set.Save/do not saveSets saving or
397-3 Weekly schedule of the integrated softwareRegistering the weekly/annual schedule license number in the G-50A main unit using the PC’s browser,wi
408. Step 5: Charging Function of Energy Charge MeasuringThis step is to set the charging function of measuring instruments to be performed by TG-2000
41(2) What is charge?This represents the charge of electric power, gas or water consumed by each air conditioner or tenant(In the case of using electr
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 fo
438.2 Selection of Charging FunctionThe G-50A system provides the following 3 methods to calculate the charge by measuring instruments. Forthe objecti
448.3 Basic Composition and Required Materials8.3.1 Manual input of electric power consumptionThis method is only applicable to the charging of electr
45(3) Setting itemsTable 8-2 shows the items of TG-2000A charging system setting and that of the charging required tocarry out the electric power manu
11. Safety Precautions● Before using this unit, be sure you read “Safety Precaution” carefully for proper usage.● The “Safety Precautions” provide ver
46ChargelicenseInstall integrated softwareSingle-phase 200VSingle-phase 200VPower supply unitG-50AInput3-phase 200VOutdoor unit system watt-hour meter
47(3) Setting itemsTable 8-5 shows the setting of measuring instrument of TG-2000A, charging system and charging setitems required for the electric po
488.3.3 Measuring instrument pulse counting (direct reading) method(1) Basic compositionChargelicenseSingle-phase 200VSingle-phase 200VPower supplyuni
498.3.4 Power consumption PC direct reading system (Apportioning system)This system can only be applied to the charging of power consumption by air co
50(3) Setting itemsTable O-O shows the setting of the measuring instruments, charging system, and charge setting itemsof TG-2000A required to execute
518.4 Mechanism of Charge CalculationThe mechanism of electric power apportioned charge calculation by TG-2000A is given below.Single-phase 200V3-phas
52(4) TG-2000ABy collecting charging information from PLCand G-50A, the TG-2000A conducts theapportioning calculation of these data duringAM 4:00 ~ 7:
53The standing charge is only added at calculation on the clearance day, and printedout after summing up the air conditioning charge. Printing out is
548.4.3 Apportioned calculation of indoor unitFigure 8-10 shows an example of apportioning method when a watt-hour meter is installed on the indooruni
558.4.4 Manual input of electric power consumptionThe calculation method of manual input not connecting watt-hour meter is given below.With this metho
2CAUTIONDo not touch the button with wet fingers.An electric shock or machine trouble may becaused.Do not disassemble this unit.This may provide dange
56(5) Charging ratio support softwareBy using “Charging ratio support software” (EXCEL) provided with the integrated software, the chargeapportioning
578.4.5 In the case of measuring instrument pulse counting (direct reading) methodThe measuring instrument pulse counting (direct reading) method is e
588.5 Output of Charging DataThanks to the use of TG-2000A, the apportioned result and power consumption can be output per eachwatt-hour meter, unit p
59As the above setting can be made for each weekday individually, the unit price specified for holiday can be employed.Closing time example 0:00 6:00
608.7 Caution for Using Charging FunctionPlease observe the following points when using the charging function.(1) Caution for each control/setting●● W
619. Step 6: Energy Saving/Peak Cut ControlHere the energy saving control or peak cut control to be performed by G-50A is set.This setting is essentia
629.1 OutlineApplying the energy saving setting from the integrated software TG-2000A allows conducting the energysaving control by the indoor/outdoor
639.2 Energy Saving Control/Peak Cut Control9.2.1 Energy saving controlThe energy saving control includes the items listed on Table 9-2, and they can
64(1) Energy saving control for indoor unitFor the energy saving control for the indoor unit, select the time portion to be applied to the energysavin
65(2) Energy saving control for outdoor unitFor the energy saving control for the outdoor unit, select a time portion to be applied to the energysavin
32. Outline of productThe G-50A is a centralized controller with higher function than that of conventional centralized controllers,realizing to use fo
669.2.2 Peak cut control(1) Explanation of functionConnecting the watt-hour meter (PLC) allows conducting the energy saving control of Table 9-2 divid
67Setting control detail and timeSelect the detail and time of indoor unit peak cut control.Setting energy saving ineffective temperature differenceSe
68Notice● When status is monitored, only the air conditioning group under energy saving control willhave icons displayed as shown in the Table 9-5.● P
69(3) Creation of daily report/monthly report trend graphsYou can turn a CSV file (trend graph) into a graph using “Trend graph Idisplay tool” that co
709.4 Energy Saving Control System Design FlowFollowing is the outline of the system design flow for energy saving control execution.(1) Determine the
7110. Step 7: Selection of Measuring Instruments(1) Measuring instrumentsUse measuring instruments with recommended pulse signals shown in the Table 1
72(2) Power consumption PC direct reading system (RS-485WHM)Please use the RS-485 watt-hour meter shown in Table 10-3.●● Make sure to set the pulse un
7311. Step 8: General Purpose Equipment ControlTG-2000A can control and monitor system equipment. By using general-purpose control functions, you can
7411.1 OutlinePLC will be used to control general-purpose equipment, along with a DI board (DC input unit) and a DOboard (transistor output unit). One
7511.2.2 Determine the control items.After you determine the equipment to be connected, define the control items for each equipment. For instance, whe
42.1 Function2.1.1 Centralized control with G-50AThe basic function of the G-50A unit is shown in the table below. Table 2-1 List of centralized contr
7611.2.3 PLC assignmentAfter you determine the control items of the connected instrument, assign PLC terminals.General-purpose control PLC needs to ha
7711.2.5 Setting of TG-2000AAfter the assignment of terminals, TG2000A should be configured. For each general-purpose instrument,what to be controlled
7812. Step 9: Determining Number of PLC UnitsThis chapter talks about how to determine the number of sequencers (PLC).12.1 PLC Standard ConfigurationG
7912.2 PLC’s for Pulse Count Function12.2.1 Restriction on the number of unitsTo carry out measuring instrument charging function or energy saving pe
8012.3 PLC for General-purpose Control Function12.3.1 Restriction on the number of unitsWhen performing general-purpose functions, you will need the s
8112.3.2 Terminal connection diagramFigure 12-5 shows the connection to terminal boards in DC input unit (QX40) and transistor output unit(QY40P). Sin
8212.4 PLC SoftwareIn order to use various functions based on PLC, integrated software is necessary. Some functions requirelicense number registration
8312.5 External View of SequencerExternal dimension of each PLC unit is shown below.Base unit4-mounting screw (M4 × 14)7.544.116915.518998807CPU unit5
84Power source AC100VLNLN24VGNDECircuit breaker for main power sourceArrestor for main power sourceCircuit breaker for PLCInsulating transformerPower
85Table 13-1 Address setting range for M-NET modelsAddress range000001~050 051~100101~150151~200201~250ModelsG-50AIndoor unit, OA Processing Unit, Los
52.1.2 Centralized monitoring/controlling by Web browser(1) Features1 Without using a specific software, air conditioners can be controlled by your de
86Table 13-5 Recommended IP address setting rangeModelsG-50A main bodyPC for monitoringPC for centralized control (TG-2000A)PLCPC for initial setting
87Table 13-6 Necessary component in case of incorporating existing LANName of componentRouterMaker for reference: Model nameMELCO: BLR3-TX4Remarks Mod
88Table 13-7 Necessary components for remote monitoringNames of componentsHub for 10BASE-T10BASE-T LAN straight cable (twist pair cable)Dialup router
89(1) Setting of dialup routerSet the dialup router so as to connect received call (data communication) via public telephone line tothe LAN side. And
90Table 13-9 Necessary components for abnormal mail transmission systemNames of componentsHub for 10BASE-T10BASE-T LAN straight cable (twist pair cabl
9113.4.1 Preparations before performing abnormal mail transmission(1) Making a contract with an Internet provider to transmit mails at the side of a c
92Table 13-10 Necessary components for optical cable systemNames of componentsSwitching hubOptical media converter (Type A)Optical media converter (Ty
93Power supply unit for transmission lineG-50ALANHUBMA remote controllerMA remote controllerMA remote controllerGroup 1 Group 2 Group 3Can be operated
94Air conditioners which can be operated Air conditioners which can be operated are displayed. Move the cursor to the icon, then the names of groups a
9514.2 Trend Data Output FunctionTG-2000A 4.1 or later version is additionally provided with the trend data output function.Figure 14-3 Trend data sel
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