A4021A1010 | Honeywell Valve Proving System 25-Second Test Time, 100–120 VAC API Index The IS2020LVPSG3A is a VME-mounted

The IS2020LVPSG3A is a VME-mounted power supply designed as part of the Speedtronic Mark VI turbine control family

The QO380 is part of the Schneider Electric QO Series

Output Frequency Range     0

Multi-Workstation Access: Allows simultaneous access from multiple ONYXWorks workstations

4 GHz Frequency Band: Provides reliable RF communication in industrial environments

A4021A1010 | Honeywell Valve Proving System 25-Second Test Time, 100–120 VAC API Index The IS2020LVPSG3A is a VME-mountedDescription The Honeywell A4021A1010 is a valve proving system designed to verify the tightness of safety shutoff valves in gas fired burner systems. Operating at 100120 VAC and consuming 4. 5 VA, it performs a 25 second leak test per valve to ensure reliable system safety before each burner start up. Technical Specifications Condition New Never Used Surplus Brand Honeywell Category Flame Safety Systems Part Number A4021A1010 Subcategory Valve Proving