Honeywell A4021A1010 valve proofing system 115V 50Hz without base

Honeywell A4021A1010 tightness control unit is designed to verify the effectiveness of automatic shut-off valve closure by measuring the pressure differential between two valves. It operates at 120 V and 50 Hz, with an IP40 dust and moisture protection rating and an operating temperature range of -10 to +60 °C. The testing time for a single valve is 25 seconds.