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Altair® 4 Multigas Detectors
Cat. No. ALTAIR 4
Weight 2 lbs

MSA's Altair® 4 Series is a super-stout, competitively-priced, personal multigas detector. Highlights include the exclusive optional MotionAlert™ feature, triple alarms, and IP67 rating independently certified. The Altair 4 Multigas Detector identifies LEL, CO, H2S and O2 gases, raising the standard for personal multigas detectors with features you won't find in competitive models. Other features include audible, visual and vibrating alarms; large buttons for easy operation and a high-contrast display. Units come with a lithium-polymer rechargeable battery for 16 hours of run time between charges. Two-year warranty.

Features and Specifications:

  • Model Number: 10085981, 10085989
  • UOM: EA
  • Dimensions: 4.4" L x 3.0" W x 1.37" D
  • Weight: 7.4 oz
  • Properties:
    • With quick-start card, data logging, charger, calibration cap and tubing and CD manual
    • Rugged stainless steel clip
    • MSA Link Software-ready
    • MotionAlert™ feature signals “man down”
    • Ultra-bright LEDs on unit’s top and bottom
    • Protected sensor inlet
    • 95 dB horn
    • Large rubberized buttons for easy operation
    • Durable rubberized housing for secure grip
    • Large, high-contrast liquid crystal display
    • 2-year comprehensive warranty for standard models
    • UL Approved
    • Applications: Oil/Gas/Petrochemical, Confined Spaces, Fire Service, Utilities and Telecommunications, Municipal Works and Waste Water, Civil Engineering
  • Specifications:
    • Display Size: 1.45" x 1.45" high contrast
    • Operating Temperature: -20 ºC to +50ºC
    • Humidity: 15 – 90% RH non-condensing
    • Data Log: Standard, 50 hours minimum
    • Event Log: Standard 500 events
    • Battery: Rechargeable li-polymer
    • Run Time: 16 hrs at room temperature
    • Charging Time: < 4 hrs
    • Audible Alarm: > 95 dB at 30 cm
    • Visual Alarm: 4 ultra-bright LEDs on top and bottom
    • Vibrating Alarm: Standard
    • Drop Test: > 10 feet
Prod # Gas Detection
10085981MSA LEL, O2, CO, H2S
10085989MSA LEL, O2, CO, H2S with MotionAlert


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