903 Timer Module for Pneumatic Door Operator Systems - LCN

Product Overview

The LCN 903 timer card is a 0-30 second timer module and is an accessory for the 7900 series of control boxes which includes a heavy duty, surface mounted control box containing one or two electrically controlled pneumatic circuits. Plugs into the power supply board; 7981 (P/A slots) series control boxes require 2 each, 7982 (P/A/B slots) series control box requires 3 each.