Descriptions
Pneumatic Control Box with Electric Strike Relay, Double Door Application, Sequential
The 7902SES is a Pneumatic Control Box with Sequetial Feature and electric strike relay for independent operation of two door leaves or simultaneous and/or sequential operation of four door leaves. Includes 3390A, 3390B Relays and 3426 Sequencer Card. Requires a separate 900 Series compressor.
