GA5000 Portable Landfill Gas Analyser
The GA5000 is a landfill and contaminated land portable gas analyser, that measures CH4, CO2, O2, H2S and CO.
Contact Van WaltKey Features
- Used to measure critical gases such as % CH4, CO2 and O2, H2S (up to 10000ppm), NH3, H2 and CO (H2 compensated).
- Measure barometric pressure, relative pressure and temperature
- Simultaneous display of all gases, peak and previous readings also shown
- 3-axis compass: exact latitude, longitude and altitude ensures accuracy
- ATEX Certified – Zone 1
- Infrared and electrochemical sensors for reliable and accurate results
- Adaptable to low flow measurements
GA5000 Portable Landfill Gas Analyser Equipment Options:
Benefits
- Ease of use and calibration
- Supports global environmental legislation compliance
- Market leading quality, reliability and accuracy
- Provides traceability and trends of key gas data through it supporting software
- Three year warranty
Applications
- Gas flaring
- Landfill gas field management
- Landfill perimeter monitoring
Specifications
PHYSICAL
Size
L 220mm, W 155mm, D 60mm
Weight
1.6 kilograms
Case Material
ABS/ polypropylene with rubber over-moulding
Keys
Alpha-numeric keypad with “tactile” membrane
Display
Ultra-clear high resolution 4.3″ full colour TFT
Connections
Colour coded gas inlet, outlet and pressure ports. Waterproof USB port, anemometer and charger/ temperature probe connections
Gas sample filters
External user changeable 2.0µm ptfe water traps
POWER SUPPLY
Battery type
Rechargeable nickel metal hydride battery pack (not user replaceable)
Battery life
Typical use 8 hours from fully charged
Battery charger
Separate intelligent battery charger powered from mains supply (100-240V)
Charge time
Approximately 4 hours from complete discharge
GAS RANGES
Gas cells
Cell
Range
Typical Accuracy
(range : accuracy)
(range : accuracy)
Typical Accuracy
(range : accuracy)
(range : accuracy)
CH4
0-100%
0-70% : ±0.5% (vol)
70-100% : ±1.5% (vol)
CO2
0-100%
0-60% : ±0.5% (vol)
60-100% : ±1.5% (vol)
O2
0-25%
0-25% : ±1% (vol)
Cell
Range
Typical Accuracy
CO
0-500ppm
± 2.0% FS
H2S
0-1,000ppm
± 2.0% FS
H2
0-1,000ppm
± 2.5% FS
Response time
CH4 – – – ≤ 10 seconds
CO2 – – – ≤ 10 seconds
O2< – – – ≤ 20 seconds
CO – – – ≤ 30 seconds
H2S – – – ≤ 30 seconds
H2 – – – ≤ 90 seconds
CO2 – – – ≤ 10 seconds
O2< – – – ≤ 20 seconds
CO – – – ≤ 30 seconds
H2S – – – ≤ 30 seconds
H2 – – – ≤ 90 seconds
Typical accuracies
All typical accuracies quoted are after calibration
Hydrogen compensated CO measurement
Hydrogen cross gas effect on carbon monoxide approximately 1%. Do not use where hydrogen is in excess of 10,000ppm
FACILITIES
Flow from borehole
0-20 l/hr internal measurement
Flow from borehole accuracy
±0.3 l/hr
Alarm
User selectable alarm levels
Communications
Via USB lead or wireless Bluetooth*
Relative pressure measurement
±500 mbar
Relative pressure accuracy
±4 mbar typically (should be zeroed before reading) to ±15 mbar maximum
Barometric pressure measurement
500 to 1500 mbar, ±5 mbar accuracy
Available memory
2,000 IDs*, 4,000 readings, 2,000 events*
ENVIRONMENTAL CONDITIONS
Operating temperature range
-10°C to +50°C
Atmospheric pressure range
700 – 1200 mbar
Relative humidity
0-95% non-condensing
Case seal
IP65
CERTIFICATION RATING
ATEX
II 2G Ex ib IIA T1 Gb (Ta = -10°C to +50°C)
MCERTS
MC130238
ISO17025
Calibration to UKAS certificate number 4533
CSA
IP65 Ex ib IIA T1 (Ta= -10°C to +50°C) (Canada), AEx ib IIA T1 (Ta= -10°C to +50°C) (USA)
Resources
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