RS485 RS232 Modbus RTU Relay 15CH PLC DO PC UART Serial Port Switch Controller

15Channel RS485 RS232 Modbus RTU Relay PLC DO PC UART Serial Port Switch Module

Modbus RTU 4-Wege-Relaismodul 7-24 V Relaismodul Schaltet RS485/TTL-Eingang7802

3 Channel Relay Module RS485 TTL Serial Control RTU Relay Module With Optocouple

Modbus RTU 4-Wege-Relaismodul 7-24 V Relaismodul Schaltet RS485/TTL-Eingang1890

Modbus RTU 4-Wege-Relaismodul 7-24 V Relaismodul Schaltet RS485/TTL-Eingang7614

Modbus RTU 4-Wege-Relaismodul 7-24 V Relaismodul Schaltet RS485/TTL-Eingang3422

4X Modbus Rtu 4 Kanal Relais Moduleingang 485 Ttl Uart Communication 4-Kana6299