Measuring Gas	Carrier Gas	Basic range	Smallest range	Smallest suppressed zero range	Multi Gas Mode
H2	N2 or air	0% -100%	0% -0.5%	98% -100%	Yes
H2	Ar	0% -100%	0% -0.4%	99% -100%	Yes
H2	He	20% -100%	20% -40%	85% -100%	On request
H2	CH4	0% -100%	0% -0.5%	98% -100%	On request
H2	CO2	0% -100%	0% -0.5%	98% -100%	On request
He	N2 or air	0% -100%	0% -0.8%	97% -100%	Yes
He	Ar	0% -100%	0% -0.5%	98% -100%	Yes
CO2	N2 or air	0% -100%	0% -3%	96% -100%	Yes
CO2	Ar	0% -60%	0% -10%	-	Yes
Ar	N2 or air	0% -100%	0% -3%	96% -100%	Yes
Ar	O2	0% -100%	0% -3%	96% -100%	Yes
Ar	CO2	40% -100%	-	80% -100%	Yes
CH4	N2  or air	0% -100%	0% -2%	96% -100%	Yes
CH4	Ar	0% -100%	0% -1.5%	97% -100%	Yes
O2	N2	0% -100%	0% -15%	85% -100%	Yes
O2	Ar	0% -100%	0% -2%	97% -100%	Yes
N2	H2	0% -100%	0% -2%	99,5% -100%	Yes
N2	Ar	0% -100%	0% -3%	97% -100%	Yes
N2	CO2	0% -100%	0% -4%	96% -100%	On request
NH3	H2	0% -100%	0% -5%	95% -100%	On request
NH3	N2	0% -100%	0% -10%	60% -100%	On request
CO	H2	0% -100%	0% -2%	99% -100%	On request
SF6	N2 or air	0% -100%	0% -2%	96% -100%	On request

Dimensions without connectors; weight	145mm x 80mm x 85mm; max. 1800g
Power supply	24V DC (18V to 36V), 700mA
Ambient temperature range	-5°C to 50°C, other on request
Linearity	< 1% of range
Warm up time	About 30min; 1h for small ranges
Flow rate	40l/h to 150l/h; 60l/h -80l/h recommended
T90-time	<1sec at flow rate higher 60l/h
Noise	< 1% of smallest range
Drift at zero point	< 2% of smallest range per week
Repeatability	< 1% of range
Error due to change of ambient temperature	< 1% of smallest range per 10°C
Error due to change of flow at 80l/h	< 1% of smallest range per 10l/h
Gas pressure	Max. 2MPa (20bar)
Error due to change of pressure (above 800hPa abs.)	< 1% of smallest range per 10hPa

• Accurate and long term stable thermal conductivity measurement
• High sensitivity e.g. 0-0.5Vol.% H2 in N2 range; Low noise <10ppm H2 in N2
• Precise linearization for the gas mixtures as H2, He, CO2, CH4 in N2 or Ar and N2 in Ar on board
• Customized linearization with polynomial up to sixth order
• Multi Gas Mode allows sequential indication of up to 15 binary mixtures
• Isolated 4-20mA output, expandable; free set of start and end within 100 Vol.% range
• Classic 2-point calibration or simple one-gas calibration
• Free set of display indication (ppm or Vol.%) at a resolution up to 1ppm
• Cross sensitivity compensation by feed in of external signal and internal calculation
• Fast response with a T90-time of less than 1 sec (depending on flow rate)
• Pressure proof (20bar) and vacuum leak tight stainless steel (LF316i) gas duct
• Three isolated relays for indication of alarms and instrument status
• RS 232 excess to all values and parameters
• Digital output with 1ppm resolution over the whole 100Vol.% rangePC-based service program simplifies all settings, linearization and calibration
• Small and robust transmitter in Al-housing for field use (protection class: IP65)
• Dimensions: Width 145mm, Height 80mm (without connectors), Depth 85mm
• Power supply 18V to 36V DC / 700mA

滿足多種應(yīng)用需求，詳情請與我們聯(lián)絡(luò)。