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the conductivity-based liquid level sensor design ensures precise
Reliable Cooling: Open Drip Proof (ODP) design maintains lower operating temperatures for the 2HP motor windings
The yellow dot identifier on the closed-face sensor indicates its specific temperature rating
allowing technicians to verify CO2 and O2 combustion levels against factory specifications with confidence in the structural integrity of the seals
Dwyer Instruments MARK II-25 Manometer 323055-751 the conductivity-based liquid level sensorThe Dwyer Instruments MARK II 25 Manometer is a reliable, professional grade inclined vertical manometer designed for high accuracy pressure monitoring in HVACR systems. Built with a virtually indestructible white styrene acrylonitrile housing, this 0 to 3" W. C. range instrument utilizes a curved tube design to provide expanded scales with easy to read increments at low pressure levels. As a veteran technician knows, the precise 3% full scale
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