For Arduino RS485 Modbus-RTU 12V 8Bit Relay Module TTL

The following is a detailed introduction about our products:

Name:For Arduino RS485 Modbus-RTU 12V 8Bit Relay Module TTL 8-Channel
It is a 8-Channels ModbusRTU relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip,adopt standard MODBUS RTU format RS485 communication protocol. It can realize 8bit input signal detection and 8bit relay output. It can be used for digital detection or power control occasions..
Features: 1.Support Modbus RTU protocol; 2.Support RS485/TTL UART interface; 3.Output indicator in multi mode; 4.Address can be set; 5.Support input reverse connection protection; 6.Relay switch output; 7.Support parameter memory function; 8.Optocoupler isolation

Parameters:
1.Product name: 8Bit MODBUS RTU Relay Module
3.Work voltage:DC 12V
3.Work current:1A
4.Baud rate:4800/9600/19600bps(default 9600bps)
5.Optocoupler input signal:DC 12V
6.Set address:1~255
7.Relay control mode: ON/OFF,Delay_ON,Delay_OFF mode
8.Delay time: 0~25.5s
9.Load: AC 250V 10A or DC 30V 10A
10.Protocol:Modbus RTU
11.Interface:RS485/TTL UART
12.Control channel: 8channel
13.Work Temperature:-20℃~85℃
14.Work Humidity:10%~85%RH
Colour: as shown
Material: Plastic + metal

Package Contents:
1 x Module

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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