Modbus Rtu 724V 4 Channel Relay Module Switch RS485TTL

Detailed Information About The Product:

1. Onboard mature and stable 8bit MCU and MAX485 level conversion chip
2. Communication protocol: support standard Modbus RTu protocol
3. Communication interface: support RS485/TTL UART interface
4. Communication baud rate: 4800/9600/19200, default 9600bps, support power-off save
5. Optocoupler input signal range: DC3.3-30V (this input cannot be used for relay control)

6. Output signal: relay switch signal, support manual, flash off, flash off mode, flash off/flash
The base of the delay time is 0.1, and the maximum flash time can be set as
0XFFFF *.1s=65535*0.1S=6553.5S
7. Device address: range 1-255, default 255 supports power-off save
8.There are 4 onboard 5V, 10A/250VAC10A/30VDC relays, which can be activated continuously for 100,000 times, with diode effusion protection, and short response time.
9. On-board relay switch indicator
10.Power supply voltage: DC7-24V, support DC socket/5.08mm terminal power supply, with input anti-reverse protection
Colour:Blue
Material:plastic
Size:93x87mm

Package Contents:
1* Modbus Rtu 4CH Relay 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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