Description
The Johnson Controls DP140X25B21D Differential Pressure Transducer is a high-accuracy instrument designed to measure pressure differentials in HVAC systems. It has a current rating of 4–20 mA and is located within the water column from -0.25 to 0.25”. Due to the bidirectional nature of this transducer, it can be applied in many applications. It is a strong frame with the product tipping It is applied in HVAC equipment to control the system by measuring duct pressure, air flow rate, and filter condition.









