Watt-Hour Meter Pulse Counting (Apportioning) Method - Mitsubishi Electric G-50A Technical Manual

8.3.2 Watt-hour meter pulse counting (apportioning) method

This method is only applicable to the charging of electric power consumed by air conditioners.
(1) Basic composition
Charge
Input
license
Outdoor unit system
watt-hour meter
Uninterrupted
power source (UPS)
Figure 8-8 Basic composition of electric power pulse counting method
(2) Required materials
Table 8-3 shows the materials required to carry out the electric power pulse counting (apportioning)
method.
Table 8-3 Materials required for electric power apportioned charging
Name (Model name)
PC for centralized control
Integrated software (PAC-TG2000A)
Charge license
Web monitor license
PLC
Electric power pulse counting software
Watt-hour meter with pulse oscillator
Uninterrupted power source
(UPS)
[Selection of pulse counting software]
The pulse counting software to be installed to PLC differs depending on the IP address of the PLC.
Refer to Table 8-4 for selection. One set of PLC can count the measuring instruments up to 32 sets.
Model name of watt-hour meter pulse counting software
PAC-YG11CDA
*In case of IP address needs to be changed, please ask to MITSUBISHI ELECTRIC for details.
46
G-50A
Power supply
unit
3-phase 200V
PLC (Pulse counting software installed)
PC for centralized control
Install integrated software
PC/AT convertible unit
Mitsubishi Electric
Mitsubishi Electric
Mitsubishi Electric
Mitsubishi Electric
Mitsubishi Electric
Mitsubishi Electric
Mitsubishi Electric
(reference)
Table 8-4 Watt-hour meter pulse counting software
Single-phase 200V
Single-phase 200V
Indoor unit system watt-hour meter
Indoor unit watt-hour meter
Maker
Confirmed operation of IBM, DELL, Hp Compaq.
For PC spec., refer to Table 6-4.
Requires for each G-50A.
Requires for each G-50A.
PLC for pulse counting can be connected up to 5 sets.
For the PLC specification, refer to Table 12-1.
For detail, refer to Table 8-4.
For the specification of the watt-hour meter, refer to Table 10-1.
FREQUPS A-series.
(Line interactive system)
IP address
192.168.1.151 Fixed to the left address.*
Remarks
Explanation