S3960BU Détecteur de Gaz Butane, Diéthyle, Méthyléthylméthane, Butane Gas DetectorS3960BU Détecteur de Gaz Butane, Diéthyle, Méthyléthylméthane, Butane Gas Detector

Butane Gas Detector SMART3-R S3960BU

Butane Gas Detector 0-100% LEL 4-20mA - Infrared sensor - SMART3-R for non classifed area S3960BU Sensitron

S3960BU - BUTANE Gas Detector 0-100% LEL, 4-20mA - Infrared sensor - SMART3-R

S3960BU SMART3-R gas detectors are employed to detect Butane compounds (%LEL) in non classified areas.

The SMART3-R allow monitoring flammable, toxic and refrigerant gasses in safe (non classified) environments.
The detectors provide a 4-20mA transmission and 1 relay output. Optionally they can be equipped with RS485 interface and three relay card.
A front LED ring offers a visual indication of the detector' status while an internal buzzer activates to warn of any fault or alarm condition.
Ideal for light industrial applications and machinery rooms environments, the SMART3-R are rated to IP54 and feature oneman calibration via the STS/CKD-PK calibration keypad.


  • Standard 4-20 mA and 1 relay output
  • Mode status LED indication
  • Ongoing system self-diagnosis
  • Wide range of sensors and detectable gases
  • Easy sensor replacement
  • EN 378, F-gas regulation and EN14624 compliant
  • Optional RS485 interface for Modbus communication
  • Optional 3 relay output board
  • Optional double sensor for ammonia (ppm and LEL coming soon)
  • 220V standalone version on request


Gas Detector type : Butane Gas detector

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