6
GD CHIGO HEATING & VENTILATION EQUIPMENT CO., LTD.
Full DC Inverter CHV System - Control System
1.3 Spot check parameters
No.
Content
Remarks
/
Quantity of indoor units which can be
communication with outdoor unit
Displays when system standby
/
Inverter compressor frequency
Displays when system is running
1
Outdoor unit’s address
0(master unit), 1(slave unit 1), 2(slave unit 2), 3(slave unit3)
2
Outdoor unit capacity
0~F, (according to SW11)
3
Online outdoor unit quantity
Only available for master unit
4
All outdoor units total capacity
Total HP
5
Quantity of outdoor units in operation
Only available for master unit
6
Total capacity of outdoor unit in operation
Master and slaver unit display
7
Maximum quantity of online indoor units
Maximum quantity of IDUs communicated with ODU ever
8
Current quantity of online indoor units
Quantity of IDUs communicated with ODU now
9
Quantity of indoor units in operation
10
Operation mode
0 (OFF or Fan only) 2 (Cooling) 3 (Heating) 4 (Forced cooling)
11
Total capacity demand of indoor units
Only available for master unit
12
Total amended capacity demand of indoor
units
Only available for master unit
13
Outdoor unit actual capacity output
Actual output HP
14
Low pressure value
Actual value=Display value*0.1 (MPa)
15
High pressure value
Actual value=Display value*0.1 (MPa)
16
Outdoor fan speed range
0-36
17
Average temperature of T2/T2B (indoor
evaporator)
Display in actual value (
℃
)
18
T3 (outdoor condenser outlet temperature)
Display in actual value (
℃
)
19
T4 (ambient temperature)
Display in actual value (
℃
)
20
Reserved
21
Inlet temperature (T6A) of plate heat
exchanger
Display in actual value (
℃
)
22
Outlet temperature (T6A) of plate heat
exchanger
Display in actual value (
℃
)
23
Discharge temperature of inverter
compressor A
Display in actual value (
℃
)
24
Discharge temperature of inverter
compressor B
Display in actual value (
℃
)
25
T8
Display in actual value (
℃
)
26
Temperature of IPM A
Display in actual value (
℃
)
27
Temperature of IPM B
Display in actual value (
℃
)
28
Superheat degree of compressor
Display in actual value (
℃
)
29
Opening degree of main EXV A
Actual value=Display value*8
30
Opening degree of auxiliary EXV C
Actual value=Display value*8
31
Auxiliary EXV adjustment range
0-OFF; 1-minimum opening degree; 2-auto adjust
32
Current of inverter compressor A
Display in actual value (A)
33
Current of inverter compressor B
Display in actual value (A)