Modbus-Rtu 2-way Relay Module Output 2 Channel Switch Input TTL/RS485 Interface Communication

Modbus-Rtu 2-way Relay Module Output 2 Channel Switch Input TTL/RS485 Interface Communication
Eachine1
sku: 1367060
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$11.99
Shipping from: China
   Description
Modbus RTU instruction http img banggood com file products 20181018043936Modbus RTU instruction docxHardware resources 1 RS485 communication interface2 TTL communication interface3 2 channel optocoupler isolation input4 2 channel optocoupler isolation output5 A user button6 A user LED indicator7 A power indicator8 A STM32F030F4 microcontroller9 2 relay status indicator LED lights10 Power terminal interface 12V power supply Package includes 1 x Modbus Rtu 2 way Relay
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