16Ch Multifunction PLC Modbus Rtu Module IO Control Switch Board RS485 RS232 TTL USB Relay Module

When you purchase multiple modules, you can add them to the shopping cart.

1 working voltage: Relay 12V, Control module DC 5 v

2 working current: 10-15 mA

4 the AT command and MODBUS instructions two kinds of control mode

5 the AT command maximum delay under 9999 seconds, MODBUS command under the maximum delay in 255 seconds

6 the AT command can be made by a serial port super terminal (serial assistants) input;MODBUS command besides super terminal serial input, you can also use “MODBUS Poll” input

MODBUS command mode, can support up to 247 devices used in parallel

8 the MODBUS command and automatic identification of the AT command without having to switch

9 with RS485 and RS232 (TTL) dual bus interface

10 output control pin 16, 5 v TTL level, low level (default)/high level output

Size: 45 * 30 * 15