| Gas Detected |
(CO)
H2 Compensated
|
Carbon Monoxide(CO) |
Hydrogen Sulfide(H2S) |
H2S
Only |
Combustible Gases
(Methane as standard)
|
Oxygen
|
|
Dual Sensor
|
| Sensor Slot |
1
|
2 |
3
|
|
Detection
Principle
|
EC |
Dual EC |
EC |
Catalytic combustion
|
EC
|
Detection Range
(Increments) |
0 ~ 2,000 ppm
(1 ppm)
|
0 ~ 200.0 ppm
(0.1 ppm) |
0 ~ 100% LEL
(1% LEL)
|
0 ~ 40% Vol. (0.1%)
|
Accuracy
Statement |
± 5% of reading
or ± 2 ppm CO
|
± 5% of reading
or ± 5 ppm CO
(whichever is greater) |
± 5% of reading
or ± 2 ppm H2S
(whichever is greater) |
± 5% of reading
or ± 2% LEL
(whichever is greater)
|
± 0.5% of reading O2
|
| Sampling Method |
Diffusion sampling standard (hand aspirator or clip-on motorized pump optional)
|
| Display |
Digital LCD displays with 7 segment plus 14 segment plus icon
|
Preset Alarms
(User Adjustable)
Overscale alarm
(Non-adjustable) |
1st alarm: 25.0 ppm
2nd alarm: 50.0 ppm
3rd alarm: 1200.0 ppm
TWA alarm: 25.0 ppm
STEL alarm: 200.0 ppm
Over alarm: 2000.0 ppm |
1st alarm: 5.0 ppm
2nd alarm: 30.0 ppm
3rd alarm: 100.0 ppm
TWA alarm: 1.0 ppm
STEL alarm: 5.0 ppm
Over alarm: 200.0 ppm |
1st alarm: 10% LEL
2nd alarm: 25% LEL
3rd alarm: 50% LEL
Over alarm: 100% LEL |
|
| Types of Alarms |
Gas Alarm: 3 Increasing alarms, STEL, TWA, overscale alarm. O2 decreasing/increasing.
Trouble alarm: Sensor disconnection, low battery, circuit error, calibration range error |
| Display of Alarm |
Gas Alarm: Flashing LEDs, continuous buzzer (100 db @ 30 cm), flashing gas value, vibration
Trouble alarm: Flashing LEDs, intermittent buzzer (95 db @ 30 cm), display of error message |
Operating Temp.
& Humidity |
-20°C ~ +50°C [ -4°F ~ +122°F ], 10 to 90% RH, non-condensing (continuous environment)
-40°C ~ +60°C [ -40°F ~ +140°F ], 0 to 95% RH, non-condensing (temporary environment, 15 minutes) |
| Response Time |
Within 30 seconds (T90) |
| Power Source |
Lithium-ion battery, Approx. 25 hours after a 3 hour full charge |
| Approvals |
ATEX/CSA (pending), TIIS (see certification) |
Dimension
& Weight |
2.2” W x 2.55” H x 1.02” D (Approx. 58 W x 65 H x 26 D mm), 3.52 ounces (approx. 100 g) without rubber booth
2.4” W x 2.63” H x 1.06” D (Approx. 61 W x 67 H x 27 D mm), 3.70 ounces (approx. 105 g) with rubber booth |
| Case Material |
Dust and water resistant to IP-66/68 (2m,1h) approval. Drop height 23 ft |
| Controls |
Two buttons: POWER / MODE, AIR |
| Datalogging |
Logs user ID, station ID, Calibration & Bump Test history, Alarm Events & Alarm Interval Trends |
Standard
Accessories |
Alligator clip, protective rubber boot, charger, and calibration adapter |
Optional
Accessories |
SDM-3R calibration station
RP-3R Clip-on sampling pump with 4” rubber nipple, 10’ hose and probe (up to 40’ hose available)
Padded carrying case for GX-3R and accessories
USB to IrDA downloading cable for datalogger |
| Warranty |
Three years material and workmanship |
