Location: Home1PT Series Pressure Transmitter

Refrigeration and HVAC applications

Due to its excellent resistance against the most commonly used refrigerants, the 1PT series pressure transmitter with integrated ceramic thick-film sensor is optimally suited for refrigeration and HVAC applications.

Excellent performance and quality

The 1PT series unites innovative design and highest demands on quality. The instrument has successfully passed a test process that is specially adapted to the harsh requirements of the refrigeration and HVAC market.

Attractive price/performance ratio

With its highly flexible product and manufacturing concept, the 1PT series transmitter is convincing thanks to its high availability, even in large quantities, and that at an attractive price/performance ratio.

Technical parameter


1PT050B0101AA0,  typical

Electrical Connector

Packard Metri-Pack (mates  with Packard #12065287), typical

Pressure Joint

7/16-20UNF-2B, typical

Operating Temperature

-30135,  typical

Storage Temperature

-40135,  typical

Refrigerant Compatibility


Pressure Range

0400 bar

Proof Pressure

1.5 times of the maximum  operating pressure

Burst Pressure

2.0 times of the maximum  operating pressure, typical

Supply Voltage

4.5 to 5.5 Vdc

Output Voltage

0.5 to 4.5 Vdc typical

Supply Current (with no  load)


Output Load


Output Current


Accuracy (linearity,  hysteresis, repeatability, @25)

±2.0%FS typical

Total Error Band


Long-term Stability

±0.5%FS / year

Cycle Life

1M F.S.  cycles