RKI Instruments GX-2012 4 Gas Monitor
SKU: 201715
| MPN: 72-0290-22-C-50
Features
- Monitors ppm LEL, % volume methane, O2, CO and H2S 0 to 100% volume methane option
- Auto-ranging display of % LEL and % volume
- 3 Operating Modes: Normal, Leak Check, and Bar Hole
- ppm leak detector
- Adjustable display ranges
- Visual/audible pulses change with gas concentration
- CO display in Leak Check mode
- Bar Hole test mode for underground leak checks
- Internal sample drawing pump with up to 50'
- Vibration, visual and audible alarms
- Automatic backlight during alarms
- Lithium ion or alkaline battery packs (interchangeable)
- Intrinsically safe, ATEX/IECEx/CE or CSA/CE (optional)
| Gas Detected |
Combustible Gases
(Methane as standard) |
% Volume
Methane |
Oxygen (O2)
|
Hydrogen Sulfide (H2S)
|
Carbon Monoxide (CO)
|
| Detection Principle |
Catalytic combustion
|
Thermal conductivity
|
Galvanic cell
|
Electrochemical cell
|
|
| Detection Range |
0 ~ 100% LEL
0 ~ 500 / 1,000 / 2,000 / 5,000 ppm |
0 ~ 100% Vol.
|
0 ~ 40% Vol.
|
0 ~ 100 ppm
|
0 ~ 500 ppm
|
|
Accuracy Statement (whichever is greater) |
± 5% of reading or
± 2% LEL (LEL mode only) |
± 5% of reading or ± 2% of full scale
|
± 0.5% O2
|
± 5% of reading or ± 2 ppm H2S
|
± 5% of reading or ± 5 ppm CO
|
| Sampling Method |
Internal sample pump, flow rate nominal 0.5 LPM, includes hydrophobic filter
|
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| Display |
Digital LCD with 7 segments, auto backlight during alarm
|
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Preset Alarms (User Adjustable) |
1st alarm 10% LEL
2nd alarm 50% LEL Over alarm 100% LEL |
No alarms for
% Vol. CH4 |
Low alarm 19.5% High alarm 23.5% Over alarm 40.0%
|
1st 5 ppm
2nd 30 ppm TWA 10 ppm STEL 15 ppm Over 100 ppm |
1st 25 ppm
2nd 50 ppm TWA 25 ppm STEL 200 ppm Over 500 ppm |
| Alarms Types |
Gas alarms: 1st and 2nd, STEL, TWA (user adjustable) and OVER Trouble alarms: Sensor connection, low battery, low flow, circuit trouble and calibration error |
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| Alarm Methods |
Gas alarms: Flashing lights, two tone buzzer, and vibration Trouble alarms: Flashing lights, trouble displayed, intermittent buzzer, and vibration |
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| Operating Temp. & Humidity |
-20°C to +50°C (-4°F to 122°F) 0 to 95% RH, non-condensing |
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| Response Time | Within 30 seconds (T90) | ||||
| Continuous Operation |
Alkaline battery: 15 hours Li-Ion battery: 10 hours 70°F (21°C) |
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| Power Source | Li-Ion battery pack, or 3 “AA” Alkaline battery pack; interchangeable | ||||
| Safety Rating |
ATEX, TIIS, IECEx, and CE or optionally: CSA classified as intrinsically safe. Class I, Division 1, Groups A, B, C, D, and CE Note: Either ATEX (USA and worldwide) or CSA (Canada) version must be specified when ordering. |
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| 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, 3.5” • Datalogging software • 10” Probe • Manual • Quick reference card • 10’ Hose • Training CD |
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| Optional Accessories |
• SDM-2012 calibration stations • Calibration kit • Li-Ion battery pack • AC or DC Charger • Sample draw hoses (10’ standard, • Carrying case up to 50’ max. available) |
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| Configurations |
1, 2, 3, 4, or 5 sensor units Li-Ion or alkaline battery pack options |
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| Warranty | Two years material and workmanship | ||||
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