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2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board with Anti-Reverse Connection Protection RS485 TTL Communication
- On-board mature and stable 8bit MCU and MAX485 level conversion chips; Output signal: relay switch signal, supports manual, flash-off and flash-off modes, the delay base of flash-off/flash-off is 0.1S, and the maximum flash-off/flash-off time can be set to be 0xFFFF * 0.1S = 6553.5S; Onboard 1 Channel 5V,10A/250V AC 10A/30V DC relay, which can be continuously closed for 100,000 times, with diode laxative protection, short response time; Communication protocol: supports standard Modbus RTU protocol, communication interface: supports RS485/TTL UART interface, communication baud rate: 4800/9600/19200, default 9600bps, supports power failure storage; Optocoupler input signal range: DC3.3-30V (this input cannot be used for relay control); Power supply voltage: DC7-24V, supports DC seat/5.08mm terminal power supply, with input anti-reverse connection protection
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The 1 Channel Modbus relay module is equipped with mature and stable 8-bit MCU and RS485 level communication chips. RS485 communication protocol using standard MODBUS RTU format can realize 1-way input signal detection and 1-way relay output, which can be used in digital quantity detection or power control occasions.
Device address: range 1-255, default 255, support power-down saving Baud rate, input signal, relay status, equipment address can be read using software/instructions Onboard relay switch indicator
Device address: range 1-255, default 255, support power-down saving Baud rate, input signal, relay status, equipment address can be read using software/instructions Onboard relay switch indicator
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