38
Electric wiring and the application
SW9 SW10 SW11
Function
Display with digital tube LED1~4
Unit
No.
0-3
0
15
Pl pressure
Unit: kg, 2 decimal
1
15
Pi_temp pressure temp.
25 Unit
：℃
2
15
Pd_temp pressure temp.
3
15
Ps_temp pressure temp.
4
15
Tliqsc temp.
5
15
Tsco temp.
6
15
Inverter compressor INV ON/OFF
time
Unit
：
minute
7
15
Inverter power current
Unit
：
A,1 decimal
8
15
Inverter compressor current
9
15
Fixed frequency compressor 1#
current
10
15
Fixed frequency compressor 2#
current
11
15
Inverter compressor DC voltage
Unit
：
V
12
15
Inverter compressor module temp. Unit
：℃
13
15
Inverter compressor running
condition and stop reason
LED1/ LED2
：
Inverter
compressor running condition
(hex)
LED3/ LED4
：
Inverter
compressor stop reason (hex)
14
15
Fixed frequency compressor 1 ON/
OFF time
Unit
：
minute
15
15
Fixed frequency compressor 2 ON/
OFF time
Unit
：
minute
4. Host information center: showing data and control of the whole system
SW9 SW10 SW11
Function
Operational approach
0
0
2
Refrigerant type
410A means 410A refrigerant
0
1
2
Total quantity and
capacity for the
same system
LED1: Outdoor unit quantity
LED2: Show“-”
LED3/ LED4: Outdoor total capacity (Unit: HP)
For example, 3-48 means capacity of 3 outdoor
units is 48HP
0
2
2
Indoor unit capacity 50.0 means 50 HP
0
3
2
Quantity of valve box
and indoor unit in the
same system
LED1/ LED2: Valve box quantity
LED3/ LED4: Indoor unit quantity
For example, 0206 means 2 valve boxes and 6
indoor units
