7-30V Modbus-Rtu 8 Channel Relay Module 8 Way For

7-30V Modbus-Rtu 8 Channel Relay Module 8 Way for
Onboard mature and stable STM8S103K3T6 MCU and MAX485 level conversion chip
Communication protocol: support standard Modbus RTU protocol
Communication interface: TTL UART interface supporting RS485/5V level
Communication baud rate: 4800/9600/19200, default 9600bps, support power-off save
Optocoupler input signal range: DC3.3-30V (this input cannot be used for relay control)

Output signal: relay switch signal, support manual, flash word, flash mode, flash off/flash
The base number of the interruption delay is 0.1S, and the maximum flash word/flash time can be set to OxFFFF*0.1S=6553.5S
Device address: range 1-255, default 255, support power-off save
The baud rate, input signal, relay status, and device address can be read using software/commands
There are 8 5V, 10A/250V AC 10A/30V DC relays onboard, which can be continuously closed for 10 times, with diode effusion protection, and short response time
On-board relay switch indicator
Reserve the STM8 SWIM program programming port to support customers' secondary development and download their own firmware
Power supply voltage: DC7-30V, using 5.08mm terminal power supply
8-channel Modbus relay module
The 8-way Modbus relay module is equipped with a mature and stable 8-bit MCU and RS485 level communication chip. Using standard MODBUS RTU format RS485 communication protocol, it can realize 8 input signal detection and 8 relay output, which can be used for digital quantity detection or power control occasions.
Colour: blue
Material: plastic
Size: 143 x 79.8mm

Package Contents:
1 x 8 Channel 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.

About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.
2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.

About Shipments
1.We will send out the orders ASAP once your payment is completed normally.
2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.

About After-sale Service
We are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.

About Feedback
1. Please check the package and item when you get carefully to make sure there is no problem.
2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.
3. If there is no problem, please leave us five star positive feedback.
Your affirmation is our greatest motivation ! !