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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.

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