DC 6-24V RS485 RS232 TTL RTU Control Module 8 Channel IO Control UART Relay Switch Board Support PLC Modbus For Arduino

Feature:

  • Support for: MODBUS and AT command, two command control modes
  • The maximum delay is 9999 seconds under the AT command, and the maximum delay is 255 seconds for MODBUS command.
  • The AT command can be input by the serial port super terminal (serial port assistant).
  • Up to 247 devices can be supported for parallel use for MODBUS command mode.
  • With RS485 and RS232 (TTL) dual bus interface.
  • Output control pin 8, 5V TTL level, low level (default) / high level output.

Specification:
Working voltage: DC 6-24V
Working current: 10-15mA
Size: 45*30*15
Weight: 12g

Package list:
1 * Module

Note:
The actual product color may deviate from the photo due to light.
There may be a slight deviation in the measurement of product.
 

For anything problem about product, price, shipping or order status, pleasecontact us via eBay message.Just contact us using the "Ask the seller a question" link on eBay.
 

We expect positive feedback and 5 scores DSR  from you. 

  1. We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
  2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund to you after the returned item arrived at our warehouse.
  3.  Please include your eBay ID and item number with any email requests.

* When you satisfied with our product and services please leave us positive feedback.

* If you have got the package, please confirm "Delivery on time" For us.

* If a problem occurs, contact us immediately with any email request.

* Just contact us using the " Ask the seller a question" link on eBay.

Your Satisfaction is our Priority. Our goal is to make all our customers as happy as possible while shopping with us.