Mitsubishi G-50A Installation Manual download pdf (Page 76)

(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 unit of watt-hour meters.

Otherwise, the consumption can not be measured correctly thus hindering the

normal charging function.

●● The power consumption is taken as an accumulated integrating value, and the

performance and accuracy are depending on that of the watt-hour meter or CT.

Therefore, we are not liable in this regard.

CAUTION

Table 10-3 Model name of RS-485 watt-hour meter specified

Model name

Maker name

Model name

Remarks

XXXXX

<< Please enter the maker name, model name and remarks of RS-485 watt-hour meter described on WT03901X03.>>

Detail

PLC DI board (Q 40)

TG-2000A

Another system

RS-232C/RS-485 Converter

3-phase

RS-485

Watt-hour

meter

Outdoor unit power source

1-phase Indoor unit power source

Figure 10-2 Outline wiring of measuring instruments

1 2 ... 71 72 73 74 75 76 77 78 79 80 81 ... 109 110

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Mitsubishi G-50A Installation Manual Page 76