Temperature Sensors and Transmitters

BA/ Probe Series

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BA/ Probe Series

BAPI Duct, Immersion and OSA Temperature Sensors


The BAPI BA/ Probe Series Duct, Immersion and OSA Sensors and Transmitters are designed specifically for HVAC systems. The probes and 4-20mA transmitters are available in a variety of easy to mount types. They are available in thermistor, RTD and semiconductor sensors and are compatible with most BAS systems in use today.


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  • Lifetime Limited warranty
  • Wide selection of thermistor or RTD and semiconductor curves
  • ±0.36ºF (0.2ºC) Thermistor accuracy
  • ±0.216ºF (0.12ºC) RTD accuracy
  • ±2.7ºF (1.5ºC) semiconductor accuracy
  • 4-20mA transmitters w/Icepoint calb. option
  • Duct Immersion and OSA Mounting