Enclosure	Weatherproof, chemical resistant, RFI / EMI coated high impact polycarbonate-PBT blend. Can operate in 2.0” of water without leakage. Ergonomically balanced with rugged top mounted handle. Water & dust resistant equivalent to IP64.
Dimensions	9.5” L x 5.25” W x 5.875” H
Weight	3.8 Lbs (standard 4 gas with batteries).
Detection Principle	Catalytic combustion, electrochemical cell, galvanic cell, infrared, Photoionization detector, and thermal conductivity.
Sampling Method	Powerful, long-life internal pump (over 6,000 hours) can draw samples over 125 feet. Flow rate approximately 2.0 SCFH.
Display	3 display modes: display all gases, large font-autoscroll, or large font-manual scroll. Polyurethane protected overlay. Backlight, illuminates for alarms and by demand, with adjustable time.
Language	Readout can display in 5 languages (English, French, German, Italian, or Spanish).
Alarms	2 Alarms per channel plus TWA and STEL alarms for toxics. The two alarms are fully adjustable for levels, latching or self reset, and silenceable.
Alarm Method	Buzzer 95 dB at 30 cm, four high intensity LED’s.
Controls	4 External glove friendly push buttons for operation, demand zero, and autocalibration. Buttons also access LEL/ppm, alarm silence, peak hold, TWA/STEL values, battery status, conversion factors, and many other features.
Continuous Operation	At 70°F, 18 hours using alkaline batteries, or 20 hours using NiMH.
Power Source	4 alkaline or NiMH, size C batteries (Charger has alkaline recognition to prevent battery damage if charging is attempted with alkalines).
Operating Temp. & Humidity	-20°C to 50°C (-4°F to 122°F), 0 to 95% RH, non-condensing.
Environmental	IP-64
Response Time	30 Seconds to 90% (for most gases) using standard 5 ft hose.
Safety Rating	Intrinsically Safe, Class I, Groups A, B, C, D. Approvals: CSA / CE
Standard Accessories	Shoulder strap, alkaline batteries, hydrophobic probe, and 5 foot hose, internal hydrophobic filter.
Optional Accessories	• Dilution fitting (50/50) • NiMH batteries • Battery charger, 115 VAC, 220 VAC, or 12 VDC (charge time 4 hours) • Continuous operation adapter, 115 VAC or 12 VDC • Extension hoses • IRDA cable for datalogging download
Warranty	Two year material and workmanship, one year for PID sensor.

Gases & Detectable Ranges
Gas	Measuring Range	Accuracy * Which ever is greater

Standard Confined Space Gases
Hydrocarbons (CH4, std)	0 - 100% LEL 0 - 5% Vol. (CH4)	± 5% of reading or ± 2% LEL (*)
Hydrocarbons (CH4, std)	0 - 50,000 ppm	± 50 ppm or ± 5% of reading (*)
Oxygen (O2)	0 - 40% Vol.	± 0.5% O2
Carbon Monoxide (CO)	0 - 500 ppm	± 5% of reading or ± 5 ppm CO (*)
Hydrogen Sulfide (H2S)	0 - 100 ppm	± 5% of reading or ± 2 ppm H2S (*)

Toxics
Ammonia (NH3)	0 - 75 ppm	± 10% of reading or ± 5% of full scale (*)
Arsine (AsH3)	0 - 1.5 ppm	± 10% of reading or ± 5% of full scale (*)
Chlorine (Cl2)	0 - 3 ppm	± 10% of reading or ± 5% of full scale (*)
Hydrogen Cyanide (HCN)	0 - 15 ppm	± 10% of reading or ± 5% of full scale (*)
Phosphine (PH3)	0 - 1 ppm	± 10% of reading or ± 5% of full scale (*)
Sulfur Dioxide (SO2)	0 - 6 ppm	± 10% of reading or ± 5% of full scale (*)

IR Sensors
Carbon Dioxide (CO2)	0 - 10,000 ppm 0 - 5% Vol. 0 - 60% Vol.	± 5% of reading or ± 2% of full scale (*)
Methane (CH4)	0 - 100% LEL/ 0 - 100% Vol.	± 5% of reading or ± 2% of full scale (*)
Hydrocarbons	0 - 100% LEL/ 0 - 30% Vol.	± 5% of reading or ± 2% of full scale (*)

PID Sensors
VOC	0 - 2,000 ppm 0 - 50 ppm	------

TC Sensors
Methane (CH4)	0 - 100% Vol.
Hydrogen (H2)	0 - 10% Vol. 0 - 100% Vol.	± 5% of reading or ± 2% of full scale (*)

Hydrogen Specific
Hydrogen (H2)	0-100% LEL 0-40,000 ppm	± 5% of reading or ± 2% of full scale (*)