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Parameters
Code
Default
Precision
Range
FAN2, DC fan motor,
speed 4 voltage
F11
700 (7V)
10( 0.1V)
F10~950
FAN2, DC fan motor,
speed 5 voltage
F12
800 (8V)
10 (0.1V)
F11~950
RS485-2 Baud rate
P01
0
0-4800
1-9600
RS485-2 Address
P02
1
1~255
RS485-2 Protocol
P03
0
General open protocol
Protection of the minimum
absolute humidity
A01
1
/
0
- not activated
1
- activated
RS485-2 Communication status
007
0
- abnormal
1
- normal
Software version
009
Dew point
010
Absolute humidity
011
4.1.7 Working Status Display
Type
Range
Precision
Indoor temperature
-30~99°C, -22~210°F
0.1°C, 1°F
Indoor humidity
0~100%
0.1 %
Absolute humidity
0.0~99.9
0.1 g/kg
Fan's running time
0~999
10 hours
4.1.8 Error Code
Error
Code
Built-in temp. & humidity sensor failure
E01
External temp. & humidity sensor failure
E02
RS485-1 communication failure
E03
4.1.9 External temp. & humidity sensor
The controller supports connection of external sensors via MODBUS RTU RS485
MODBUS RS485-1; Address: 13; Baud rate: 9600; Parity: 8N1
Name
Add
Code
Byte
Read Only or
Read/Write
Precision
Data Type
Humidity
0000H
03
2
Read Only
0.1%
Temp1
Temperature
0001H
03
2
Read Only
0.1%
Temp1
