Specifications |
Gas Detected |
Combustible Gases |
% Volume |
PPM |
Oxygen ( O2 ) |
Carbon Monoxide ( CO ) |
( Methane as standard ) |
Methane |
Methane |
Detection Principle |
Catalytic combustion |
Thermal conductivity |
MOS Catalytic |
Galvanic cell |
Electro- chemical cell |
Detection Range |
0 ~ 100% LEL |
0 ~ 100% Vol. |
0 ~ 5000 ppm |
0 ~ 40% Vol. |
0 ~ 500 ppm |
optional 10,000 ppm range version available |
Accuracy Statement ( whichever is greater ) |
± 5% of reading or ± 2% LEL |
± 5% of reading or ± 2% of full scale |
± 10% of reading or ± 50 ppm CH4 |
± 0.5% O2 |
± 5% of reading or ± 5 ppm CO |
Sampling Method |
Internal sample pump, flow rate nominal 0.5 LPM, includes hydrophobic filter |
Display |
Digital LCD with 7 segments, auto backlight during alarm |
Preset Alarms ( User Adjustable ) |
1st alarm 10% LEL |
No alarms for |
Increasing tone/light pulse as concentration increases |
Low alarm 19.5% High alarm 23.5% Over alarm 40.0% |
1st 25 ppm |
2nd alarm 50% LEL |
% Vol. CH4 |
2nd 50 ppm |
Over alarm 100% LEL |
TWA 25 ppm |
STEL 200 ppm |
Over 500 ppm |
Alarms Types |
Leak Tracker Mode : Escalating audible/visual alarm, changes with gas level ( audible can be turned off ) |
Gas alarms : 1st and 2nd, STEL, TWA ( user adjustable ) and OVER |
Trouble alarms : Sensor connection, low battery, low flow, circuit trouble and calibration error |
Alarm Methods |
Gas alarms : Flashing lights, two tone buzzer, and vibration |
Trouble alarms : Flashing lights, trouble displayed, intermittent buzzer, and vibration |
Operating Temp. & Humidity |
-20°C to +50°C ( -4°F to +122°F ) |
0 to 95% RH, non-condensing |
Response Time |
Within 30 seconds ( T90 ) |
Continuous Operation |
Alkaline battery : 15 hours Li-Ion battery: 10 hours |
|
70°F ( 21°C ) |
Power Source |
Li-Ion battery pack, or 3 “AA” Alkaline battery pack; interchangeable |
Safety Rating |
ATEX, TIIS, IECEx, CE, or optionally: c CSA us classified, as intrinsically safe. Class I, Division 1, Groups A, B, C, D |
Note: Either ATEX ( USA and worldwide ) or CSA ( Canada ) version must be specified when ordering. |
Dimension & Weight |
Approx. 143 ( H ) x 71 ( W ) x 43 ( D ) mm ( 5.6” H x 2.8” W x 1.6” D ), approx. 350 g ( 12.3 ounces ) |
Case Material |
High dust & water resistant design. RFI shielded high impact plastic with protective rubber overmolding |
Controls |
Five buttons : POWER / ENTER, DISPLAY, AIR, RESET, SHIFT |
Standard Accessories |
• Belt clip • Rubber nozzle, 2.5” • Datalogging software |
• 10” Probe • Manual • Quick reference card |
• 10’ Hose • Training CD |
Optional Accessories |
• SDM-2012 calibration stations • Calibration kit |
• Li-Ion battery pack • AC or DC Charger |
• Sample draw hoses ( 10’ standard, up to 50’ max. Available ) • Carrying case |
Configurations |
1, 2, 3, 4, or 5 sensor units |
Li-Ion or alkaline battery pack options |