Relay communication: Multi-unit network 485 communication, based on MODBUS-RTU protocol, the default communication address is 1, users can modify the address by instructions IN1-IN4 are connected to the switch. The switch status is read through 485, not through the input control relay output.
Specification
| Operating Voltage | 12V DC |
| Switching Capacity | AC 250V @10A, DC 30V @10A |
| Controller | STM8S003FP6 |
| Channel | 4 |
| Size | 79x77.6x19.3mm |
| Country of Origin | China |
