Modbus RTU-Analogue Output 4port (voltage)

MR-AOP4 Modbus RTU with 4 analog 0-10 V outputs (for electrical vent and mixing valves, valve positions, etc.). Each output can be set for automatic or manual operation by means of 4 potentiometers at the front.
Modbus RTU, RS485 (two-wire bus), Supply voltage 20 V to 28 V AC/DC