Extractive gas analyzers
S700
Your Benefits
- Easy application-specific adaptation due to modular design
- Also suitable for zone 1 and zone 2 explosive environments (ATEX)
- Automatic adjustment with test gas or calibration cell
- Integrated self-monitoring and fault diagnosis


Overview
The S700 modular system facilitates the configuration of application-specific adjustments. An S700 housing can be equipped with up to 3 analyzer modules as standard to make compact and cost-effective system solutions a reality. There are 5 different analyzer modules available for analyzing more than 60 gas components. Depending on the measuring task, location of use and ambient conditions, the following housing shapes are available:
- S710 19” plug-in for analyzer systems and standard applications
- S715 wall-mounted housing for harsh application conditions and Ex-zone 2 (ATEX)
- S720 flameproof housing for Ex-zone 1 (ATEX)
- 4 different measurement principles available
- More than 60 measuring components to choose from
- 3 different housing variants for different fields of application
- Up to 3 analyzer modules in a single housing
Spare parts
Applications
Service & Support
Technical overview
- S700 system
S700 system
Measured values Ar, CBrF3, CClF3, CCl2F2, CCl3F, CHClF2, CHCl3, CH2Cl2, CH2O, CH3Cl, CH3OH, (CH3)2O, CH4, CO, CO2, CS2, C2Cl2F4, C2Cl3F3, C2Cl4, C2HCl3, C2H2, C2H2Cl2, C2H2F4, C2H3Cl3, C2H4, C2H4Cl2, C2H5OH, C2H6, C3H4, C3H6, C3H7OH, C3H8, C3H8O2, C4H6, C4H8, C4H10, C4H8O, C4H9OH, C5H12, C6H10O, C6H12, C6H14, C7H16, C7H8, C8H10, He, H2, H2O, NH3, NO, N2O, O2, SF6, SO2 Performance-tested measurands CO, NO, O2, SO2 Gas flow rate No integrated sample gas pump 5 l/h ... 100 l/h With integrated sample gas pump 30 l/h ... 60 l/h Sample gas temperature 0 °C ... +45 °C
Temperature at analyzer inletProcess pressure Tubed gas lines –200 hPa ... 1,000 hPa Hosed gas lines –200 hPa ... 300 hPa Process gas humidity Non-condensing Dust load Free of dust and aerosols Ambient temperature +5 °C ... +45 °C Storage temperature –20 °C ... +70 °C Ambient pressure 700 hPa ... 1,200 hPa Geographical altitude ≤ 2,000 m (above mean sea level) Ambient humidity ≤ 95 %
Relative humidity; non-condensingElectrical safety CE Analog outputs 4 outputs:
0/4 ... 20 mA, 500 Ω
0 ... 10 V
Electrically isolatedAnalog inputs 2 inputs:
0/2/4 ... 20 mAOption:
0 ... 10 V DCDigital outputs 8 relay contacts:
Three relay outputs preset for failure, service and maintenance8 Open collector outputs:
Freely adjustableDigital inputs 8 optical coupler inputs:
Electrically isolated; freely programmableModbus ✔ Type of fieldbus integration RTU RS-232 Indication LC display Operation Menu-driven operation via LC-display and membrane keyboard Menu languages German, English, French, Italian, Dutch, Polish, Swedish, Spanish Power supply Voltage 100 V AC, - 15 % / + 10 % 230 V AC, - 15 % / + 10 % 115 V AC, - 15 % / + 10 % Frequency 48 ... 62 Hz Power consumption ≤ 150 VA
Depending on system configurationCorrective functions Automatic testing and adjustment with test gases
Manual adjustment with test gases
Options Integrated sample gas pump (only with hosed gas lines)
Tubed gas lines
Up tu three separate gas lines
Flow sensor
Humidity sensor
Barometric pressure correction
Sample gas pressure correction
Sample point switching (max. 8 sample points)
- S710 design
S710 design
Description 19″ rack enclosure with 3 rack units, for integration in cabinets Electrical safety CE Enclosure rating IP20 Dimensions (W x H x D) 483 mm x 132.5 mm x 390 mm (for details see dimensional drawings) Weight 10 kg ... 20 kg
Depending on configurationSample gas connections PVDF bulkhead fitting: for hose 6 x 1 mm Option Swagelok 6 mm Option Swagelok 1/4″
- S711 design
S711 design
Description 19″ rack enclosure with 3 rack units and reduced depth, for integration in cabinets Electrical safety CE Enclosure rating IP20 Dimensions (W x H x D) 483 mm x 132.5 mm x 290 mm (for details see dimensional drawings) Weight 9 kg ... 19 kg
Depending on configurationSample gas connections PVDF bulkhead fitting: for hose 6 x 1 mm Option Swagelok 6 mm Option Swagelok 1/4″
- S715 design
S715 design
Description Wall-mounting enclosure with gas-tight separated analyzing and electronic units, purgable separately Ex-approvals ATEX II 3G Ex nR II T6 Electrical safety CE Enclosure rating IP65 / NEMA 4x Dimensions (W x H x D) 555 mm x 470 mm x 288 mm (for details see dimensional drawings) Weight 20 kg ... 30 kg
Depending on configurationSample gas connections Inside thread G1/4″: for screw-in fittings Option PVDF compression fitting: for hose 6 x 1 mm Option Swagelok 6 mm Option Swagelok 1/4″ Auxiliary gas connections Purge gas Inside thread G1/4″: for screw-in fittings Option Swagelok 8 mm Option Swagelok 10 mm Option Swagelok 3/8″ Options Intrinsically safe outputs for measured values
- S720 Ex design
S720 Ex design
Description Flame-proof enclosure for use in Ex-zone 1 areas Ex-approvals ATEX II 2G Ex db ia [ia] IIC T6 Gb II 2G Ex db ia IIC T6 Gb Electrical safety CE Enclosure rating IP65 / NEMA 7 Dimensions (W x H x D) 480 mm x 480 mm x 276 mm (for details see dimensional drawings) Weight 60 kg ... 70 kg
Depending on configurationSample gas connections Inside thread G1/4″: for screw-in fittings Option PVDF compression fitting: for hose 6 x 1 mm Option Swagelok 6 mm Option Swagelok 1/4″ Auxiliary gas connections Purge gas Inside thread G1/4″: for screw-in fittings Options Intrinsically safe outputs for measured values
- S721 Ex design
S721 Ex design
Description Flame-proof enclosure for use in Ex-zone 1 areas with large analyzer unit for maximum system configuration Ex-approvals ATEX II 2G Ex db ia [ia] IIC T6 Gb II 2G Ex db ia IIC T6 Gb Electrical safety CE Enclosure rating IP65 / NEMA 7 Dimensions (W x H x D) 596 mm x 480 mm x 300 mm (for details see dimensional drawings) Weight 90 kg ... 100 kg
Depending on configurationSample gas connections Inside thread G1/4″: for screw-in fittings Option PVDF compression fitting: for hose 6 x 1 mm Option Swagelok 6 mm Option Swagelok 1/4″ Auxiliary gas connections Purge gas Inside thread G1/4″: for screw-in fittings Options Intrinsically safe outputs for measured values
- MULTOR analyzer module
MULTOR analyzer module
Description Multi-component NDIR analyzer for continuous measurement of up to 3 IR-absorbing gases and H2O for internal interference sensitivity correction Measurement principles NDIR spectroscopy Measuring ranges CH4 0 ... 470 ppm / 0 ... 100 Vol.-% CO 0 ... 160 ppm / 0 ... 100 Vol.-% CO2 0 ... 100 ppm / 0 ... 100 Vol.-% NO 0 ... 190 ppm / 0 ... 100 Vol.-% SO2 0 ... 85 ppm / 0 ... 100 Vol.-% Certified measuring ranges CO 0 ... 200 mg/m³ NO 0 ... 250 mg/m³ SO2 0 ... 250 mg/m³ Certified according to EN 14181:2004 Response time (t90) ≤ 25 s
At 60 l/h, depending on cuvette length, gas flow and number of measuring componentsSensitivity drift ≤ 1 %: of measuring range full scale per week Zero point drift ≤ 1 %: of smallest measuring range per week Conformities 2001/80/EC (13. BImSchV)
TA-Luft (Prevention of Air Pollution)
EN 14181:2004
Material in contact with media Viton B, PVDF, Calcium fluoride, Bariumfluorid, stainless steel 1.4571, gold, Aluminum Corrective functions Manual or automatic adjustment with test gases or adjustment cell
- OXOR-E analyzer module
OXOR-E analyzer module
Description Determination of oxygen content using an electrochemical cell Measurement principles Electrochemical cell Measuring ranges O2 0 ... 10 Vol.-% / 0 ... 25 Vol.-% Certified measuring ranges O2 0 ... 25 Vol.-% Certified according to EN 14181:2004 Response time (t90) 20 s
Typical at 60 l/h, depending on gas flowSensitivity drift ≤ 1 %: of measuring range full scale per week Zero point drift ≤ 2 %: of smallest measuring range per month Process pressure Analyzer inlet –200 hPa ... 300 hPa
RelativeConformities 2001/80/EC (13. BImSchV)
2000/76/EC (17. BImSchV)
27. BImSchV
TA-Luft (Prevention of Air Pollution)
EN 14181:2004
Material in contact with media Viton B, PVDF, stainless steel 1.4571 Corrective functions Manual or automated adjustment with test gases
- OXOR-P analyzer module
OXOR-P analyzer module
Description Accurate oxygen analyzer which operates according to the paramagnetic measurement principle Measurement principles Paramagnetic dumbbell principle Measuring ranges O2 0 ... 1 Vol.-% / 0 ... 100 Vol.-% Optional: supressed measuring ranges up to 95 ... 100 vol.% Certified measuring ranges O2 0 ... 25 Vol.-% Certified according to EN 14181:2004 Response time (t90) ≤ 4 s
At a gas flow of 60 l/hSensitivity drift ≤ 1 %: of measuring range full scale per week Zero point drift ≤ 1 %: of smallest measuring range per week Measuring ranges smaller 5 vol% ≤ 0.05 Vol.-%: per week Conformities 2001/80/EC (13. BImSchV)
2000/76/EC (17. BImSchV)
27. BImSchV
TA-Luft (Prevention of Air Pollution)
EN 14181:2004
Material in contact with media Viton B, PVDF, glass, stainless steel 1.4571, platinum, nickel Corrective functions Manual or automated adjustment with test gases Remark Special versions with highly solvent-resistant or highly corrosion-resistant measuring cells available
- THERMOR analyzer module
THERMOR analyzer module
Description Heat conductivity analyzer for the determination of concentrations in binary or quasi-binary gas mixtures Measurement principles Thermal conductivity measurement Measuring ranges H2 in Ar 0 ... 1 Vol.-% / 0 ... 100 Vol.-% H2 in CH4 0 ... 1 Vol.-% / 0 ... 100 Vol.-% H2 in CO2 0 ... 1 Vol.-% / 0 ... 100 Vol.-% H2 in blast furnace gas 0 ... 1 Vol.-% / 0 ... 100 Vol.-% H2 in N2 0 ... 1 Vol.-% / 0 ... 100 Vol.-% H2 in O2 0 ... 1 Vol.-% / 0 ... 100 Vol.-% Other measuring ranges and components on request Response time (t90) ≤ 20 s
At a gas flow of 60 l/hSensitivity drift ≤ 1 %: of measuring range full scale per week Zero point drift ≤ 1 %: of smallest measuring range per week Material in contact with media Glass, stainless steel 1.4571, PVDF (HCl resistant version) Corrective functions Manual or automated adjustment with test gases
- UNOR analyzer module
UNOR analyzer module
Description Highly selective NDIR analyzer for continuous measurement of almost any gas component which absorbs in the infra-red spectral range Measurement principles NDIR spectroscopy Measuring ranges CH4 0 ... 100 ppm / 0 ... 100 Vol.-% Frigen 11, CCl3F 0 ... 500 ppm / 0 ... 50 Vol.-% Frigen 134a, C2H2F4 0 ... 100 ppm / 0 ... 100 Vol.-% Frigen 22, CHClF2 0 ... 100 ppm / 0 ... 100 Vol.-% C2H2 0 ... 300 ppm / 0 ... 100 Vol.-% C2H4 0 ... 300 ppm / 0 ... 100 Vol.-% C2H6 0 ... 100 ppm / 0 ... 100 Vol.-% C2H2Cl2 0 ... 500 ppm / 0 ... 30 Vol.-% C3H6 0 ... 300 ppm / 0 ... 100 Vol.-% C3H8 0 ... 100 ppm / 0 ... 100 Vol.-% C4H10 0 ... 100 ppm / 0 ... 100 Vol.-% C5H12 0 ... 300 ppm / 0 ... 100 Vol.-% C6H14 0 ... 300 ppm / 0 ... 10 Vol.-% CO 0 ... 20 ppm / 0 ... 100 Vol.-% CO2 0 ... 10 ppm / 0 ... 100 Vol.-% NH3 0 ... 300 ppm / 0 ... 100 Vol.-% NO 0 ... 75 ppm / 0 ... 100 Vol.-% N2O 0 ... 50 ppm / 0 ... 100 Vol.-% SF6 0 ... 50 ppm / 0 ... 100 Vol.-% SO2 0 ... 75 ppm / 0 ... 100 Vol.-% More than 60 measuring components available Certified measuring ranges CO 0 ... 100 mg/m³ NO 0 ... 100 mg/m³ SO2 0 ... 100 mg/m³ Certified according to EN 14181:2004 Response time (t90) 3 s
Typical at 60 l/h, depending on cell length and gas flowSensitivity drift ≤ 1 %: of measuring range full scale per week Zero point drift ≤ 1 %: of smallest measuring range per week Conformities 2001/80/EC (13. BImSchV)
2000/76/EC (17. BImSchV)
27. BImSchV
TA-Luft (Prevention of Air Pollution)
EN 14181:2004
Material in contact with media Viton B, PVDF, Calcium fluoride, Bariumfluorid, stainless steel 1.4571, gold, Aluminum Corrective functions Manual or automatic adjustment with test gases or adjustment cell