DC 5V RS485 RS232 (TTL) RTU Control Module UART Relay Switch Board PLC Support for Modbus

$18.95
FREE Shipping

DC 5V RS485 RS232 (TTL) RTU Control Module UART Relay Switch Board PLC Support for Modbus

  • Brand: Unbranded
  • product image
  • product image
  • product image
  • product image
DC 5V RS485 RS232 (TTL) RTU Control Module UART Relay Switch Board PLC Support for Modbus

DC 5V RS485 RS232 (TTL) RTU Control Module UART Relay Switch Board PLC Support for Modbus

  • Brand: Unbranded
RRP: $24.95
Price: $18.95
You save: $6.00 (24%)
Sold by:
$18.95
FREE Shipping

In stock

14-Day Returns Policy

Payment methods:

Description

DC 5V RS485 RS232 (TTL) RTU Control Module UART Relay Switch Board PLC Support for Modbus

Feature:Support for: MODBUS and AT command, two command control modesThe 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 5VWorking current: 10-15mASize: 45*30*15Weight: 12gPackage list:1 * ModuleNote:The actual product color may deviate from the photo due to light.There may be a slight deviation in the measurement of product.
  • Fruugo ID: 426855094-896041461
  • EAN: 7708428271653

Delivery & Returns

Dispatched within 2 days

  • STANDARD: FREE - Delivery between Mon. 05 January 2026–Mon. 12 January 2026 - FREE

Shipping from China.

We do our best to ensure that the products that you order are delivered to you in full and according to your specifications. However, should you receive an incomplete order, or items different from the ones you ordered, or there is some other reason why you are not satisfied with the order, you may return the order, or any products included in the order, and receive a full refund for the items. View full return policy