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Multi Gas Detector


FI-8000 is a Portable Gas Detector based on Optical Interferometric principal, It’s available in various versions to measure Fumigation, Anesthetic gases of for measurement of Purity of various gases or Calorific value of fuel gases. Option of hand aspirator type or with in-built Pump is available. Other features include Large LCD display, Data logging and simple to use.

  • Features
  • Applications
  • Approvals
  • Gas Combination
  • Specification
  • Accessories
  • Real-time Detection of max. 5 ranges Combustibles 100vol% / 100%LEL, O2, H2S& CO
  • Large simultaneous display with auto back lighting
  • Strong sample drawing capability
  • Loud alarm buzzer with 95dB
  • 3 bright LED alarm windows
  • ATEX ExianCT4 approved/MED approved
  • Water and dust resistant IP67
  • Lithium-ion rechargeable battery
  • Compact and light weight
  • Ergonomic design with waist strap for hands free operation
  • Datalogging standard
  • Confined Space
  • Refineries / Petrochemical / Chemical plants
  • Oil tanker / Gas carrier / Bulk carrier
  • Chemical Tanker
  • Water / Wastewater Treatment
  • Fire Services
  • Telecommunication Services
  • Power Plant
  • Gas Plant / Gas Supplier Services
  • Utilities
  • Coating Field
  • Fuel Cell Facilities
  • MED, HK, CE mark
  • Complying to IEC60079-29-1
    Combustibles 0-100vol% Combustibles 0-100%LEL O20-40.0% H2S 0-100.0ppm CO 0-500ppm
Four Gases / Five Ranges Type-A
Four Gases Type-B  
Three Gases Type-C    
Two Gases / Three Ranges Type-E    
Two Gases Type-F      

Please specify gas combinations when ordering

Target gas Combustibles
(CH4, i-C4H10, H2, others)
Hydrogen sulfide
Carbon monoxide (CO)
Detection Principle Thermal conductivity Catalytic combustion Galvanic cell Electrochemical Electrochemical
Detection Range (Increments) 0-100vol%
Gas Alarm N/A 1st: 10%LEL
2nd: 50%LEL
Low alarm: 19.5%
High alarm: 23.5%
1st 5.0ppm
2nd : 30.0ppm
TWA : 10.0ppm
STEL: 15.0ppm
1st : 25ppm
2nd : 50ppm
TWA : 25ppm
STEL : 200ppm
Types of Alarm Gas alarm : Latching, 2 alarms
Failure alarm: Flow failure, Sensor failure, Battery failure, Circuit failure, Calibration failure
Display of Alarm LED : LED's flash
Buzzer: Buzzer sounds alternating between a low and high pitch
Visual indication: Indication value flashes. Alarm message displays and flashes.
Alarm Sound More than 95dB (A) at 30cm
Display Digital LCD with auto backlight
Digital display (7 segments) and digital bargraph (25 segments)
Sampling Method Sample Draw, Minimum 0.75L/min
Power Source Lithium-ion battery, Standard (3 hours for a full charge)
AA Alkaline battery (3pcs), Option
Power Source Lithium-ion battery, Standard (3 hours for a full charge)
AA Alkaline battery (3pcs), Option
Continuous Operation Lithium-ion battery: more than 12 hours
AA Alkaline battery: more than 6 hours
Operating Temp & Humidity -20∼+50°C, -4∼+122°F below 95%RH (Non-condensing)
Dimensions & Weight Approx. 154(W) x 81(H) x 130(D) mm, Approx. 1.1kg
Approx. 6.1"(W) x 3.1 "(H) x 5.0"(D), Approx. 2.4lb
Ingress Proof Rating Equivalent to IP67
Explosion Proof Intrinsically safe Exia II CT4
Approvals IECEx, ATEX, TIIS
MED, HK, CE mark
Complying to IEC60079-29-1
Additional Features Indication to show energizing (pilot indicator and pump driving indicator), "Activatinq confirmation beep and LED's flash (every one min)" Pump stop function, Bump test function, IrDA communication, Data logger, Password protection

Specfications subject to change without notice

Standard Accessories
  • AC powered charger
    ( Input : AC100V-AC240V, 50/60HZ Output : DC12V, 1.25A )
  • Gas Sampling probe
  • Gas sampling hose (Spiral 1m)
  • Lithium-ion battery unit BUL-8000
  • Neck/shoulder strap
  • Instruction manual
Optional Accessories
  • Dry battery unit BUD-8000
  • Gas sarnplinq hose 8m with float type sampling head
  • Gas sampling hose 30m with plummet
  • Telescopic sampling rod (9step : 3.0m / 2step : 0.72m)
  • Filter tube
  • Junction tube
  • Gas diluting probe with sampling hose (Spiral 1m)
  • Waist Strap
  • Sampling probe holder on the neck/shoulder strap
  • Leather carrying case
  • Storage box for marine use
  • Carrying box
  • Calibration gas set
  • Flow control demand valve
  • Datalogging software
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