INFRA.sens - Model AK2/P – SF6 -NDIR Gas Measurement Module

General features* :

• Measurement principle : Non-dispersive infrared (NDIR); dual beam; dual wavelenghts
• Measurement range : see list of measurement ranges
• Gas flow : 0.1 – 1.5 l /min
• Dimensions : 228.15 mm x 120 mm x 76 mm
• Weight : approx. 490 g
• Tube connector : 4/6 mm tube
• Lifetime of IR radiation source : > 40.000 h

Measuring response* :

• Warm-up time : 1 min (initial), < 15 min 2
• Response time (t90) : 1.5 s – 15 s 3
• Detection limit (3·σ) : ≤ 0,1 Vol.% 4
• Linearity error : ≤ 1.0 Vol.% (0.5 % M.V. | 0.5 %F.S. 1)
• Repeatibility : ≤ ± 0.2 Vol.%
• Long term stability (zero) : < ± 2 %F.S. /24h
• Long term stability (span) : < ± 2 %F.S. /24h
• Temp. Influence zero : ≤ 0.5 Vol.% /10K 5
• Temp. Influence span : ≤ 0.5 Vol.% /10K 5
• Cross sensitivity : ≤ 0.1 Vol.% @ 100 Vol.% CF4 6
• Pressure influence : ≤ 0.1 % /10 hPa of reading

Electrical inputs and outputs :

• Supply voltage : 24 (15 – 30) VDC
• Supply current (peak) : < 0.1A
• Power consumption (average) : < 2W
• Digital output signal : RS 232 (ASCII) or CANbus

Climatic conditions :

• Operating temperature* : 5 – 45 °C
• Storage temperature : -20 – 60 °C
• Air pressure : 600 – 1200 hPa (mbar)
• Ambient humidity : 0 – 95 % rel. humidity (not condensing)