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The System Sensor 2151 is a professional-grade
this unit includes a 36-inch capillary and a 3/8" x 5-5/8" nickel-plated bulb for superior thermal response
this part is calibrated for 100 Cv systems
Can I use this XB-1033HW90-1B on an internally equalized valve
This unit is electronically balanced to reduce vibration and prevent premature wear on the fan blade hub
Schneider Electric (Barber Colman) MK-6821 Proportional Control R-410A The System Sensor 2151 isThe Schneider Electric (Barber Colman) MK 6821 Proportional Control is a rugged 50 square inch pneumatic valve actuator engineered for precise linear movement in commercial HVAC systems. This spring return actuator operates on a 8 13 PSI pneumatic signal range, providing reliable fail safe positioning during pressure loss. Encased in a durable Nema 1 enclosure, it features a 1 8" NPT air connection and a 1" nominal stroke, making it a standard choice
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