ULTRA.sens AK100 • Wi.Tec-Sensorik

Gases:

Table of Contents

1 Applications
2 Options
3 Features & Benefits
4 Sensor Configurations
5 List of Measurement Ranges
6 Technical Drawing (Dimensions)
7 Technical Data
8 Service & Support
9 Associated Downloads

Applications

Options

Features & Benefits

High dynamic range
Rugged sensor design
Gas tight O-ring seal
Low power consumption < 1 W @ 24 V
Different Interfaces (RS232, CANbus)

Sensor Configurations

^(*) If several gases are displayed in one column, only one gas can be selected per column
^(**) O₂ = Oxygen, P = Pressure, H = Humidity
		Gas Channel 1 ^(*)	Gas Channel 2 ^(*)	Gas Channel 3 ^(*)	Gas Channel 4 ^(*)	Options ^(**)
Single Gas Module	1.1			NO₂ SO₂ O₃		O₂	P	H
Dual Gas Module	2.1			NO₂ SO₂ O₃	NO₂ SO₂ O₃	O₂	P	H

List of Measurement Ranges

^(*) Full scale value (F.S.)
For other measuring ranges please refer to our further datasheets
	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
NO₂
SO₂
O₃

Technical Drawing (Dimensions)

Technical Data

General features^*
Measurement principle	Non-dispersive ultraviolett (NDUV); dual beam
Measurement range	see list of measurement ranges
Gas flow	0.1 – 1.5 l/min
Dimensions	225mm x 120mm x 82mm
Weight	approx. 580g
Tube connector	4/6mm tube
Lifetime of UV radiation source	> 40 000h

Measuring response^*
Warm-up time	1 min (initial), <15 min ²
Response time (t₉₀)	1.5s – 15s ³
Detection limit (3·σ)	< 0,5 ppm ⁴
Linearity error	< ± 1 %F.S.
Repeatibility	± 0.5 %F.S.
Long term stability (zero)	< ± 2 %F.S. /24h
Long term stability (span)	< ± 2 %F.S. /month
Temp. Influence zero	< 1 %F.S. /10K
Temp. Influence span	< 2 %F.S. /10K ⁵
Cross sensitivity	< 2 %F.S. ⁶
Pressure influence	< 1.5 % /10 hPa 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)	< 0.1A
Power consumption (average)	< 1W
Digital output signal	RS 232 (ASCII) or CAN bus

Climatic conditions
Operating temperature^*	5 –45 °C ⁸
Storage temperature	-20 –60 °C
Air pressure	600 –1200 hPa (mbar)
Ambient humidity	0 – 95 % rel. humidity (not condensing)