Spence Product Information

Type A Air Adjusted Pilot

Air Adjusted Pilot

Type A

Type A Air Adjust pilot controls -30 in. hg to 150 PSIG. This air loaded and remote control pilot is spring loaded, normally closed and designed with packless contruction. For an economic use of air and ease of adjustment Type A can deliver to loading air pressure ratios from 5/8 to 1 up to 6-2/3 to 1 psi. For use in fluid, gas and vapor application, type A will ensure accurate regulation unaffected by service conditions. Options include an intergral mount and air filter regulator/gauges.

Models Include:
Type A:Pilot for pressure control at low pressures. Delivery to loading pressure at 1 to 1 psi.

Type A35:This pilot's purpose is to control pressure at very low delivery pressures as in some heating system control. Delivery to loading pressure is 1/2 to 1 psi.

Type A43 & A54::This model provides pressure control at medium to high pressures and delivery to loading pressure is 2% to 1 psi.

Type A53: for pressure control at medium pressures. Delivery to loading pressure is 4 to 1 psi.

Type A70 & A73:for pressure control at high delivery pressures when available loading air is at low pressure. Delivery to loading pressures are 15 and 62.3 (respectively) to 1 psi.

Type A82: Vacuum for pressure control of very low pressure or systems varying between very low pressure and light vacuum. Delivery to loading pressure is 1 to 1 psi.

Type A83: Vacuum for temperature control. Delivery to loading pressure is 1 to 1 psi.

Type A84:Vacuum for temperature control at lower delivery pressure features more gradual response. Delivery to loading pressure is 2 . to 1 psi.

Type A85:Vacuum for temperature, pressure and vacuum control. Delivery to loading pressure is 37. to 1 psi.

Type A86: for pressure control at low pressures. Delivery to loading pressure is 1 to 11. psi.

Type A87: Vacuum for temperature, pressure and vacuum control. Delivery to loading pressure is 82.3 to 1 psi.

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