Honeywell Wall or Panel Mounted Pneumatic, four-port, snap acting relay, SPDT

Three-port relays used in HVAC systems to perform a variety of relay functions; transmit the higher of two input signals, lock out one pressure signal when a second signal is higher, or transmit the lower of two pressure signals. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices. Features Uses diaphragm-logic technology. In-line, wall, or panel mounted. Sharp-barb air connections. Molded plastic construction. Specifications Type: Pneumatic, four-port, snap acting relay Operation: Proportional to 2-position converter Capacity: 0.039 scfm at 1 psi differential (18 mL/s at 5 kPa differential) Air Connections: Barb fittings 5/32 in. (4 mm) O.D. plastic tubing Maximum Safe Operating Pressure (psi): 30 psi Differential Pressure Range: 1 psi maximum Nominal Switch Differential (psi): .5 psi Setpoint Range (psi) Adjustable between 3 to 15 psi Mounting: Wall or Panel Operating Humidity Range: 5 to 95% RH Dimensions: 1-1/2 in. diameter x 1 in. deep Temperat...