Tools and Test Equipment

Sensitivity Reader

Product Overview

The SENS-RDR Sensitivity Reader is a tool to measure the sensitivity of System Sensor model 2151BPI conventional photo-electronic smoke detectors only. The SENS-RDR sensitivity reader can also be used with the i3 series smoke detectors but CANNOT be used with other models/types of conventional smoke detectors.


  • An LCD screen that displays sensitivity by percent-per-foot obscuration
  • Connectors for a hand-held device or threaded extension pole
  • Dual LED and sounder indicators
  • A low battery indicator
  • Automatic shut-off after 30 minutes

Ordering Information

Product Code



Sensitivity Reader