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INFRA.sens® AK250TBH

Gases:

Table of Contents

Features & Benefits

  • Low detection limit CO without CO2 interference
  • Temperature controlled at 50°C
  • Low drift
  • Pressure compensated
  • Different interfaces (RS232, CANbus,Analog
  • MARS-Tool (Datalogger and Controlsoftware)

Sensor Configurations

    Gas Channel 1 (*) Gas Channel 2 (*) Gas Channel 3 (*) Gas Channel 4 (*) Options (**)
Dual Gas Module 2.1 O2 P H
(*) If several gases are displayed in one column, only one gas can be selected per column
(**) O2 = Oxygen, P = Pressure, H = Humidity

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
CO
CO2
(*) Full scale value (F.S.)
For other measuring ranges please refer to our further datasheets

Technical Data

General features
Measurement principle Non-dispersive infrared (NDIR); dual beam; 3 wavelenghts including reference path
Measurement range Channel 1: CO 0-500ppm
Channel 2: CO2 0-20 Vol.%
Gas flow 0.1 – 1.5 l/min
Dimensions 345mm x 153mm x 103mm
Weight approx. 1510g
Tube connector 4/6mm tube
Measuring response
Warm-up time 1 min (initial), <45 min 3
Response time (t90) 5s
Detection limit (3·σ) 2 ppm
0,002 Vol.%
Linearity error < 5 ppm 0,05 Vol.%
Repeatibility 3 ppm 0,1% Vol.%
Long term stability (zero) < ± 5ppm / 1000 hour < ± 0,1 Vol.%/ 1000 hour
Long term stability (span) < ± 10ppm / 1000 hour < ± 0,2 Vol.% / 1000 hour
Temp. Influence zero < 0,2% F.S./10K
Temp. Influence span < 0,4% F.S./10K
Cross sensitivity 500ppm CO - < 0,01 Vol.%
20 Vol.% CO2 < 5ppm
Pressure influence < 0.01%/10hPa of reading < 0.01%/10hPa of reading
related to Pa = 1020hPa ; Ta= 25°C ; flow = 1l/min // 1 F.S. full scale // 2 full specification, demands to environmental conditions // 3 depends on digital filter settings // 4 at zero point // 5 with span temperature compensation // 6 to each calibrated gas channel, other gases on request // 7 without pressure compensation
Electrical inputs and outputs
Supply voltage 24 (15 – 30) VDC
Supply current (peak) < 1.2A
Average power consumption < 10W
Digital output signal RS 232 (ASCII) or CANbus
Climatic conditions
Operating temperature 5 – 45 °C7
Storage temperature -20 – 60 °C
Air pressure 300 – 1200 hPa (mbar)
Ambient humidity 0 – 95% rel. humidity (not condensing)