Users Manual

7
DIP Switches
Terminal block
VII. Product interface definition
Pin Pin name Denion
1
GND Grounding
2
AI1
Analog input 1 –
External temperature sensor
3
AI2 Analog input 2
4
NO4 Relay normal open - HF
5
NO3 Relay normal open - MF
6
NO2 Relay normal open - LF
7
NO1 Relay normal open– ON/OFF
8
B2 Modbus slave B
9
A2 Modbus slave A
10
B1 Modbus host B
11
A1 Modbus host A
12
GND Grounding
13
Vin 9-24V DC input
14
Vout 9-24V DC output
Switch
Number
Switch Denion ON OFF
1
Modbus terminal resistor
2
Modbus slave posion [3]
3
Modbus slave posion [2]
4
Modbus slave posion [1]
5
Modbus slave posion [0]
6
Maximum wind speed [1]
7
Maximum wind speed [0]
8
Control mode selecon
* The above are the default states of DIP switches
Table 1. Terminal block pin funcon denion
Table 2. DIP switch funcon denion
VIII. Wiring diagram – Connecting to the central control unit
The central control unit can read the sensor data of UNOnext and the status of the venlaon equipment via the RS485
physical line and the Modbus RTU protocol