Honeywell 2108N4000N-2108D3170


Infrared Hydrocarbon Calibration with Dust Barrier, Weather Housing, Deluge/Heat Shade

Availability: Please Call for Availability

  • Factory New
Brand: Honeywell Part #: 99529 Categories: , Manufacturer Part #: 2108N4000N-2108D3170 Tag:


Searchpoint Optima Plus is a micro-processor controlled, Infrared Gas Detector with comprehensive built-in self diagnostic and fault-finding facilities. An analogue 4 to 20mA output and digital communications are provided as standard. Full two-way communication allows calibration and advanced self-checking procedures to be used. To take advantage of these features a Hand-Held Interrogator unit may be connected to a Termination Unit or via the SHC Protection Device to other junction boxes.


Weight 3.53 lbs




Production Status



  • Failsafe operation
  • Fast speed of response
  • Reduced routine maintenance
  • Immune to catalytic poisons
  • Long operating life
  • Works in inert atmospheres
  • Experience gained from over 100,000 units installed worldwide
  • Improved reliability
  • Optional HART® over 4-20mA output
  • Can detect a wide range of hydrocarbon gases including solvents
  • Increased reliability with no moving parts
  • Increased stability from self compensating optics
  • Immune to long term component drift
  • Remote functional gas test facility
  • Certified for North American and European Hazardous areas
  • Increased false alarm rejection
  • Increased uptime with contaminated optics warning
  • Dynamic Heating Control ensures condensation free optics
  • No undetected failures
  • Improved diagnostics
  • Integral event logging
  • Reduced power consumption
  • Certified to many hazardous area classification schemes including: European (ATEX), UL, CSA, IECEx and more

Sieger Searchpoint Optima Plus


Honeywell - Data Sheet