| Pressure Switch July 2003 |
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PS-100 series air pressure sensing switches can be actuated by positive, negative, or differential pressures, according to the company. The switch is a snap-action switch featuring customer-specified fixed set points between 0.10 in w.c. and 2.0 in w.c. The switch has switching power up to 5 A, 125/250 V a.c., T125. The switch housing is made of UL94V0-grade plastics. Gold contact versions are available for direct digital control applications, according to the company. Applications include boilers, hot water heaters, and various HVAC products.