Neodym Systems Inc

Neodym MiniKnowzCombustible Gas Sensor Modules

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MiniKnowz™ is a series of compact, intelligent combustible gas sensing modules specifically designed for safety applications in fuel cells and gas-burning power generators. The devices are provided open-frame (circuit board only) for embedded applications in OEM equipment. Custom form factors can be developed for a nominal NRE and can be available within two to four weeks of approval of drawings.

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  • Hydrogen, methane, & propane versions
  • 0-50% LEL measurement
  • 200/400 ppm logical resolution (propane/methane & hydrogen)
  • 30 seconds start-up time
  • 4 secs. T90 response time
  • 10 secs. T10 recovery time
  • Normal, Warning, Alarm & Error states
  • Table look-up (software) linearization
  • Bi-color LED status indicator
  • Optional 0-to-5V proportional output (6 bit)
  • Optional 0-to-5V state step output (2 bit)
  • Optional binary operation (TTL output)
  • PK-Port™ compatible digital communications
  • User-settable alarm/warning via PK-Port™
  • Digital FLASH-based calibration
  • Each device factory pre-calibrated
  • Field re-programmable firmware
  • -40 to +80 Celsius active compensation
  • Sensor & temperature error detection
  • 5VDC @ 80mA (400 mW) operation (Option "I1")
  • Optional 7-40VDC input power version (Option "I2")
  • Optional 7-60VDC input power version (Option "I3")