AV-1881 Valve Control Unit 1881

Valve Control Unit 1881 Description

Valve Control Unit 1881 is a straight-stroke pneumatic valve control unit designed for valve process control. It is compatible with most PLC (programmable logic controller) automation systems with digital communication or bus communication (AS- I BUS). Including position feedback output, two-stage LED light display, anti-leak function, valve opening, and closing control, etc., used to control all types of process valves. It can be mounted on a variety of pneumatic valves, such as pneumatic butterfly valves, ball valves, diaphragm valves, angle seat valves, globe valves, reversing valves, etc.

Valve Control Unit 1881 Specifications

Control input:	PNP DC 24V
Feedback Output:	PNP DC 24V
Power supply:	DC24V ± 10%
Bus communication:	AS-I-BUS
Accuracy:	repeat positioning accuracy ≤ 0.2%;
Setting:	One-button auto-tuning function
Operating mode:	automatic & manual
Leak prevention diagnostic function
Display:	two-segment lamp color
Open:	green / red
Close:	red/green
Travel range:	0-60mm/0-30mm

Valve Control Unit 1881 Applications

Valve Control Unit 1881 is compatible with most PLC (programmable logic controller) automation systems with digital communication or bus communication (AS- I BUS).