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visible through the cover for quick setpoint verification
Reliable Switching: SPST Open High logic ensures fail-safe operation in standard heating and ventilating applications
ensuring stable combustion chamber performance
Rugged Construction: Durable steel chassis and aluminum manifold with brass fittings ensure longevity in mechanical rooms
Johnson Controls HE-68N3-1N00WS Humidity Transmitter Refrigerant visible through the cover forThe Johnson Controls HE 68N3 1N00WS is a professional grade wall mount humidity transmitter engineered for precise atmospheric monitoring in commercial HVAC systems. This unit features a high accuracy 3% humidity sensor integrated with a 1000 Ohm thin film nickel temperature sensing element, providing reliable dual mode feedback for environmental controllers. Designed for versatility in the field, it accepts a wide input range of 14 to 30 Vdc or 20 to