Modbus RTU 8-ch Latching Relay with RS485 Interface Weather Station D20-NB/D20S-NB supports temperature alarm feature

D20-NB/D20S-NB supports temperature alarm feature

RS232/485/422 to Ethernet Serial Server POE

1*Fan connectors(5V PWM)

Typical Application

Modbus RTU 8-ch Latching Relay with RS485 Interface Weather Station D20-NB/D20S-NB supports temperature alarm featureModbus RTU 8 ch Latching Relay Module (C) with RS485 Interface, Multi Isolation Protection Circuits, Rail mounted Case Modbus RTU Protocol, Latching Relay, Multi Isolation Protection Circuits Features: This is an industrial 8 ch latching relay module controlled via RS485 bus, which can keep the relay state unchanged after power loss. It adopts Modbus RTU protocol, featuring embedded protection circuits such as power isolation, magnetical isolation,