32-channel RS485 Interface Relay Module Multiple Isolation Protection CircuitsModbus RTU 32 channel RS485 interface relay module with multiple isolation protection circuits Features This series of products is a relay module controlled by an industrial RS485 interface. The number of relays can be 8 16 32, using Modbus RTU protocol, with built in power isolation, ADI magnetic coupling isolation, self recovery fuse and TVS protection circuits, ABS DIN rail shell design. This product is easy to operate, has the characteristics of
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