5V 16-Channel RS485 Relay Control Module RTU IO Board
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- 19 Oct 2026
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R 259.00
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5V 16-Channel RS485 Relay Control Module RTU IO Board
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Description
1. AT command and for MODBUS command two command control modes.
2. The maximum delay is 9999 seconds under the AT command and the maximum delay is 255 seconds under the for MODBUS command.
3. For MODBUS instruction mode can support up to 247 devices in parallel.
4. For MODBUS instruction and AT instruction automatic identification without switching
5. With RS485 and RS232 (TTL) dual bus interfaces.
6. 16 output control pins, 5V TTL level, low level (default) / high level output.
7. AT command can be input by serial terminal (serial assistant); for MODBUS command can be input by " for Modbus Poll" in addition to serial terminal.
Specification:
Item Type: RS485 Controller Module
Optional Model: R413E16_A, R413E16_B, TB440
Working Voltage: DC 5V
Working Current: 10-15MA
Control Board Size: Approx. 45 x 30 x 15mm / 1.8 x 1.2 x 0.6in
Package List:
1 x Controller Module B
Version
What's in the box
1 x Controller Module B
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