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With a vent on failsafe configuration
If the pilot ignition control fails to sense a flame within the trial for ignition period
this is non-thermal chart paper designed for use with fiber-tip or capillary pens typically found in Honeywell strip chart recorders
professional appearance for modern building interiors without sacrificing access for service and calibration
Maximum Flow Capacity: The 3/4" orifice design provides a high Cv rating for efficient system throughput
Armstrong International 30A3 Trap Els PW 17895 With a vent on failsafeOptimizing your steam system requires a high performance Armstrong International 30A3 steam trap. This float and thermostatic steam trap is engineered specifically for applications with modulating pressures and varying loads, such as heat exchangers and unit heaters. Featuring a 3 4" NPT connection and a 30 PSI maximum operating pressure, the 30A3 utilizes a balanced pressure phosphor bronze bellows caged in durable stainless steel to quickly vent air