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ULTRA.sens® AK100 (LED) for H2S

Gases:

Table of Contents

Features & Benefits

  • Compact and robust optical sensor
  • Applicable for continuous measurements
  • Different Interfaces (RS232, CANbus)
  • Adjustable measurement rate 1min to 120min
  • Longlife UV-LED
  • Mecury-free design

Sensor Configurations

    Gas Channel 1 (*) Gas Channel 2 (*) Gas Channel 3 (*) Gas Channel 4 (*) Options (**)
Single Gas Module 1.1 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
H2S
(*) Full scale value (F.S.)
For other measuring ranges please refer to our further datasheets

Technical Drawing (Dimensions)

ULS100 Dimensions V191

Technical Data

General features*
Measurement principle Non-dispersive ultraviolet (NDUV) ; dual beam
Measurement range 1.000 ppm
2.000 ppm
5.000 ppm
Gas flow 0.1 –2 l /min
Dimensions 225 mm × 125 mm × 81 mm
Weight approx. 580 g
Lifetime of UV radiation source > 1 500 h – 180 000 h1
Measuring response*
Warm-up time 5min (initial) ≤ 45 min
Response time (t90) 1 min – 120 min
Detection limit (3·σ) ≤ 1 ppm
Linearity error ≤ ± 2 %F.S.
Repeatibility ± 0.5 %F.S.
Long term stability (zero) ≤ ±1 %F.S. /month
< ±1 %F.S. /month
Long term stability (span) < ± 1 %F.S. /month
Temp. Influence zero < 1 %F.S. /10K
Temp. Influence span < 2 %F.S. /10K
Cross sensitivity < 2 %F.S.6
Pressure influence < 1.5 % /10 hPa of reading
Electrical inputs and outputs
Supply voltage 15..30 VDC
Supply current (peak) ≤ 0.4A
Power consumption (average) ≤ 7.5 W
Digital output signal RS 232 (ASCII) , CANbus, Modbus (RTU)
Climatic conditions
Operating temperature* 5 – 45 °C8
Storage temperature -20 – 60 °C
Air pressure 300 –1200 hPa (mbar)
Ambient humidity 0 – 95 % rel. humidity (not condensing)
*stable climatic conditions recommended, please check dewpoint considerations