Modbus-Rtu 1/2 Channel 7-24V Relay Module Switch Modbus RTU 4 Channel Relay Output 12V Switch Input 485 Communication TTL Pin He

High-concerned chemical : None Package : DIY module is_d : Yes Model Number : Modbus-Rtu 1/2 Channel 7-24V Relay Module Dissipation Power : ... Supply Voltage : ... Application : Computer Type : Relay Brand Name : Si Tai&SH Operating Temperature : ... Origin : Mainland China Condition : New Functions : Electronic Module Range of application : Switch And Sensor For Arduino STM