RKI-GX-3R-PRODetectable-Gases
GX-3R PRO Confined Space 5-Gas Monitor - DETECTABLE GASES
by RKI Instruments
Detectable Gases |
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| Gas | Measuring Range (Increments) |
Accuracy Statement |
Preset Alarms | |
| Sensor Slot 1: Carbon Monoxide (CO) & Hydrogen sulfide (H2S) *Interchangeable | ||||
| H2S / CO | Dual EC | 0 ~ 2000 ppm (1 ppm) |
± 5% of reading or ± 5 ppm CO |
A1: 25 ppm│ A2: 50 ppm │ A3:1200 ppm│TWA: 25 ppm │ STEL: 200 ppm |
| 0 ~ 200.0 ppm (0.1 ppm) |
± 5% of reading or ± 2 ppm H2S |
A1: 5 ppm│ A2: 30 ppm │ A3: 100 ppm│TWA: 1.0 ppm │ STEL: 5.0 ppm | ||
|
H2S Only |
EC | 0 ~ 200.0 ppm (0.1 ppm) |
± 5% of reading or ± 2 ppm H2S |
A1: 5 ppm│ A2: 30 ppm │ A3: 100 ppm│TWA: 1.0 ppm │ STEL: 5.0 ppm |
|
CO H2 Compensated |
EC | 0 ~ 2,000 ppm | ± 5% of reading or ± 2 ppm CO |
A1: 25 ppm│ A2: 50 ppm │ A3: 1200 ppm│TWA: 25 ppm │ STEL: 200 ppm |
| Sensor Slot 2: Combustibles (Methane as standard) | ||||
| CH4 / HC | Catalytic | 0 ~ LEL (1% LEL) | ± 5% of reading or ± 2 % LEL |
1st: 10% LEL │ 2nd: 25% LEL │ 3rd: 50% LEL │ Over:100% LEL |
| Sensor Slot 3: Oxygen (O2) | ||||
| O2 | EC | 0 ~ 40.0% Vol. (0.10%) |
± 0.5% O2 | Low 1: 19.5%│ Low 2: 18.0% │High: 23.5%│ Over: 40.0% |
| Sensor Slot 4: Toxics & CO2 *Interchangeable | ||||
| HCN | EC | 0 ~ 30.0 ppm (0.1 ppm) |
± 10% of reading or ± 5 % of full scale |
A1: 5.0 ppm│ A2: 10.00 ppm │ A3: 30.00 ppm│ TWA: 4.7 ppm │ STEL: 10 ppm |
| NH3 | 0 ~ 400.0 ppm (0.5 ppm) |
A1: 25.0 ppm │ STEL: 1.0 ppm│ A2: 35.0 ppm│ TWA: 0.30 ppm│A3: 300.0 ppm |
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| NO2 | 0 ~ 20.00 ppm (0.05 ppm) |
A1: 2.00 ppm│ A2: 4.00 ppm │ A3: 20.00 ppm│ TWA: 0.20 ppm │ STEL: 1.00 ppm | ||
| PH3 | 0 ~ 20.00 ppm (0.01 ppm) | A1: 0.30 ppm │ STEL: 1.0 ppm │ A2: 0.60 ppm │ TWA: 0.30 ppm │ A3: 0.60 ppm | ||
| SO2 | 0 ~ 100.0 ppm (0.05 ppm) |
A1: 2 ppm│ A2: 5 ppm │ A3: 100 ppm│ TWA: 0.25 ppm │ STEL: 0.25ppm | ||
| CO2 % | IR | 0 ~ 10.0% Vol. (0.01%) |
± 5% of reading or ± 2 ppm |
A1: 0.50% Vol.│ A2: 3.00% Vol. │ A3: 4.00% Vol.│ TWA: 0.50% Vol. │ STEL: 3.00% Vol. |
| CO2 ppm | 0 ~ 10,000 ppm (20 ppm) |
A1: 5,000 ppm│ A2: N/A │ TWA: N/A│STEL: N/A | ||