Gas Tracer

Confined Space – Leak Detector


  • Monitors ppm, LEL, and % volume methane, O2 and CO
  • PPM leak detector, detects down to 10 ppm CH4
  • “Leak tracker” audible/visual alarm mode for CH4 and CO
  • 0 to 100% volume Methane option
  • Auto-ranging display of % LEL and % volume
  • Barhole test mode
  • Bump test reminder option
  • Snap-logging – on demand data recording
  • Pump pause on demand extends battery life
  • Status indicators
  • Pump active
  • Microprocessor status
  • Battery level
  • Internal sample drawing pump with up to 50 foot range
  • Vibration, visual, and audible alarms
  • Automatic backlight during alarms
  • Calibration reminder with lock out option
  • Lithium ion or alkaline power battery packs (interchangeable)
  • Quick charge
  • Glove friendly large buttons
  • Alarm latching or non-latching
  • High impact protective rubber overmoldin
  • Up to 600 hours of datalogging with alarm trends
  • Autocalibration or single calibration
  • TWA and STEL readings with lunch-break mode
  • • Intrinsically safe, ATEX/IECEx/CE or c CSA us (Optional)
  • High dust and water resistance design
  • 2 year warranty
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Product Description

The Gas Tracer is excellent for testing and detection of small gas leaks.


Built around high-quality micro-sensor technology, the Gas Tracer is RKI’s smallest personal 5 sensor monitor with a built in sample pump.


Gas Detected
Combustible Gases
(Methane as standard)
% Volume
Oxygen (O2)
Carbon Monoxide (CO)
Detection Principle
Catalytic combustion
Thermal conductivity
Galvanic cell
Electro- chemical cell
Detection Range
0 ~ 100% LEL
0 ~ 100% Vol.
0 ~ 5000 ppm
optional 10,000 ppm range version available
0 ~ 40% Vol.
0 ~ 500 ppm
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
2nd alarm 50% LEL
Over alarm 100% LEL
No alarms for
% Vol. CH4
Increasing tone/light pulse as concentration increases Low alarm 19.5% High alarm 23.5% Over alarm 40.0% 1st 25 ppm
2nd 50 ppm
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
Warranty Two years material and workmanship


Gas Tracer parts list

# Part Number Description
1. 17-1001RK Tapered rubber inlet nozzle, 4”, RP-6, GX-2003, or Gas Tracer
2. 21-1833RK Filter holder, clear plastic, GX-2003
3. 33-1031RK Cotton balls, filters for probe, bag of 25
4. 33-0159RK Teflon filter disc, 10 pieces, RP-6 / GX-2003
5. 33-1112RK Wire mesh disk filter, RP-6 / GX-2003 / Gas Tracer, 10 pack
6. 21-1890RK Top cover assembly, Gas Tracer
7. 30-0022RK Pump replacement for Gas Tracer and RP-2009, with cable and connector
8. 21-1891RK Main case assembly, Gas Tracer
9. 07-6024RK Battery pack gasket, Gas Tracer / Gas Tracer
10. 07-6025RK Main case gasket, Gas Tracer / Gas Tracer
11. 51-1125RK LCD display, Gas Tracer / Gas Tracer
12. 57-2044RK CPU PC board assembly, Gas Tracer
13. 49-1406RK Battery, lithium, CR 1220, for main PCB, Gas Tracer / Gas Tracer
14. 30-1053RK Vibration motor, GX-2003
15. 10-1090RK Tap tight screw M2x4.5 mm, phillips self-tapping
16. 57-2042RK Sensor PC board assembly, Gas Tracer
17. 07-6026RK Sensor gasket, Gas Tracer / Gas Tracer
18. 33-7114RK Filter disk, H2S scrubber, 5 pack, for combustible diffusion port, set of 2, GX-2009 / GX-2001
19. 33-7102RK Filter, charcoal, for CO sensor, pack of 5
20. 21-1892RK Sensor cap assembly, Gas Tracer
21. 13-0118RK Belt clip, Gas Tracer / Gas Tracer
22. 49-1615RK Batter pack, lithium ion, Gas Tracer / Gas Tracer
23. 49-1616RK-01 Alkaline Battery pack cover with gasket, Gas Tracer / Gas Tracer
24. 49-1616RK-02 Alkaline Battery pack without cover with gasket, Gas Tracer / Gas Tracer
25. 13-0112RK Wrist strap, GX-2001/GX-2003/GX-2009
26. 10-1108RK Screw M2 x 16 SUS304 (100 pcs)
27. 10-1093RK Screw M2 x 6 SUS304 (100 pcs)
28. 10-1091RK Screw M2 x 5 SUS (100 pcs)
29. 10-1092RK Truss screw M2 x 5 SUS (100 pcs)
30. OS-BM2 O2 sensor OS-BM2
31. NC-6264A LEL sensor NC-6264AS
32. ES-1821 CO sensor ES-1821
33. ES-1827I H2S sensor ES-1827I
34. TE-7561 VOL sensor TE-7561
35. SH-8641 PPM sensor SH-8641
36. 49-1616RK Alkaline Battery pack without batteries with gasket, Gas Tracer / Gas Tracer


Gas Tracer Software

SDM-2012 Software (Calibration Station)

Training Video

Gas Tracer Video

This video will open in a new window. Also available on Youtube and CD (by request)