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Wi.Tec-Sensorik · The Gas Measurement Company
INFRA.sens AK2/P – SF6
Gases:
Applications
Options
Features & Benefits
- No cross-sensitivity to CF4
- Low power consumption <2W @ 24V
- Different Interfaces (RS232, CANbus, Analog)
- Pressure compensated (600-1200 mbar)
- Inklusive MARS-Tool (Wi.Tec Software)
Sensor Configurations
| Gas Channel 1 (*) | Gas Channel 2 (*) | Gas Channel 3 (*) | Gas Channel 4 (*) | Options (**) | ||||
|---|---|---|---|---|---|---|---|---|
| Single Gas Module | 1.1 | | O2 | P | H | |||
List of measurement ranges
| Measuring range (*) | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100 Vol.% | 50 Vol.% | 30 Vol.% | 20 Vol.% | 10 Vol.% | 5 Vol.% | 1 Vol.% | 5,000 ppm | 2,000 ppm | 1,000 ppm | 500 ppm | 300 ppm | 100 ppm | 50 ppm | 10 ppm | 1 ppm | |
| SF6 | ||||||||||||||||
Technical Data
General features
| Measurement principle | Non-dispersive infrared (NDIR); dual beam; dual wave lenghts |
| Measurement range | see list of measurement ranges |
| Gas flow | 0.1 –1.5 l/min |
| Dimensions | 228.15mm x 120mm x 76mm |
| Weight | approx. 490g |
| Tube connector | 4/6mm tube |
| Lifetime of IR radiation source | > 40 000h |
Measuring response1
| Warm-up time | 1 min (initial), <15 min2 |
| Response time (t90) | 1.5s –15s3 |
| Detection limit (3·σ) | ≤ 0,1Vol.%4 |
| Linearity error | ≤ 1.0Vol.% (0.5% M.V. | 0.5% F.S.) |
| Repeatibility | ≤ ±0.2Vol.% |
| Zerostability | < ±2% F.S./24h |
| Spanstability | < ±2% F.S./24h |
| Temp. Influence zero | ≤ 0.5Vol.%/10K5 |
| Temp. Influence span | ≤ 0.5Vol.%/10K5 |
| Cross sensitivity | ≤ 0.1Vol.% @100Vol.% CF46 |
| Pressure influence | ≤ 0.1%/10hPa of reading7 |
Electrical inputs and outputs
| Supply voltage | 24 (15 –30) VDC |
| Supply current (peak) | < 0.1A |
| Average power consumption | < 2W |
| Digital output signal | RS 232 (ASCII) or CANbus |
Climatic conditions
| Operating temperature | 5 –45 °C8 |
| Storage temperature | -20 –60 °C |
| Air pressure | 600 –1200 hPa (mbar) |
| Ambient humidity | 0 –95% rel. humidity (not condensing) |
- F.S. full scale
- M.V measured value
- 1 related to Pa= 1020hPa ; Ta= 25°C ; flow = 1l/min
- 2 full specification, demands to environmental conditions
- 3 depends on digital filter settings
- 4 at zero point
- 5 with zero and span temperature compensation
- 6 other gases on request
- 7 with pressure compensation
- 8 stable climatic conditions recommended, please check dew point considerations
