Carbon Dioxide (CO2) Purity
Acetaldehyde (C2H4O)
Ammonia (NH3) Aromatic Hydrocarbon Benzene (C6H6) Carbon Monoxide (CO) Methanol (CH3OH) Moisture (H2Ov)
Nitric Oxide (NO) Nitrogen Dioxide (NO2) Oxygen (O2)
Sulfur Dioxide (SO2) Total Sulfur
Total Volatile
Hydrocarbons​

Yes

​Flame Photometric (FPD) Thermal Conductivity (TCD)​

Yes

Flame Ionization (FID)​

Yes

Total Hydrocarbon Analyze​

0-10, 0-100, 0-1,000 ppm THC​

Yes

Total Hydrocarbon Analyzer semi-continuous for heated or ambient samples​

standard​

Yes

Yes

Carbon Dioxide(CO2)
Carbon Monoxide (CO)
Methane (CH4)
Nitric Oxide (NO)
Oxygen (O2) (fuel cell)
Oxygen (O2)
(paramagnetic)
Sulfur Dioxide (SO2)​

Non-Dispersive Infrared (NDIR)

0-50 ppm to 0-25%
0-50 ppm to 0-5,000 ppm
0-50 ppm to 0-5,000 ppm
0-10% to 0-25%
0-5% to 0-100%
0-50 ppm to 0-5,000 ppm​

Yes

Carbon Dioxide (CO2)​

Infrared Absorption with Gas Filter Correlation

0-2 ppm to 0-2,000 ppm
(0-100 ppb to 0-100 ppm
for -U version)
(dual ranges and auto
ranging supported)​

Yes

Carbon Monoxide (CO)​

Infrared Absorption with Gas Filter Correlation

0-1 ppm to 0-1,000 ppm
(0-100ppb to 0-100ppm
for-U version)
(dual ranges and auto
ranging supported)​

Yes

Nitrous Oxide (N2O)​

Infrared Absorption with Gas Filter Correlation

0-1 ppm to 0-1,000 ppm
(0-200 ppb to 0-200 ppm
for -U version)
(dual ranges and auto
ranging supported)​

Yes

Aluminum Oxide (Al2O3)

-100°C to +20°C dew-point​

Yes

Aluminum Oxide (Al2O3)

-100°C to +20°C dew-point​

Yes

Aluminum Oxide (Al2O3)

-100°C to +20°C dew-point​

Yes

Aluminum Oxide (Al2O3)

-100°C to +20°C dew-point​

Yes

Plasma Ionization

0-1, 0-10, 0-100 ppm user-settable, fixed or auto-ranging
Higher ranges optional​

Yes

Nitrogen Dioxide (NO2)
Nitric Oxide (NO)
Nitrogen Oxides (NOX) Optional Oxygen (O2) with paramagnetic sensor​

Chemiluminescence

​0-50 ppb (min)
0-20,000 ppb (max)
(selectable, independent Nitric Oxide (NO), Nitrogen Dioxide (NO2), Nitrogen Oxide (NOX) ranges and auto-ranging supported)​

Yes

Nitrogen Dioxide (NO2)
Nitric Oxide (NO)
Nitrogen Oxides (NOX) Optional Oxygen (O2) with paramagnetic sensor​

Chemiluminescence

0-5 ppm (min)
0-5,000 ppm (max)
(selectable, independent Nitric Oxide (NO), Nitrogen Dioxide (NO2), Nitrogen Oxide (NOX)​ ranges and auto-ranging supported)​

Yes

Yes

Yes

Yes

Paramagnetic

0-5% to 0-100%
Calibration: 0-25%​

Yes

Micro-Fuel Cell (Percent)​​

0-1% (min), 0-100% (max) Calibration: 0-25%

Yes

Micro-Fuel Cell (PPM)​​

0-1% (min), 0-100% (max) Calibration: 0-25%

Yes

Micro-Fuel Cell (PPM)​​

3 range customer selectable
(Minimum 0-1 ppm FS)​

Yes

Paramagnetic

0-5% to 0-100% Calibration: 0-25%

Yes

Micro-Fuel Cell (Percent)​​

0-1% (min), 0-100% (max) Calibration: 0-25%

Yes

Micro-Fuel Cell (Percent)​​

0-1% (min), 0-100% (max) Calibration: 0-25%

Yes

Micro-Fuel Cell (PPM)​​

90-100% O2 95-100% O2 98-100% O2 Other ranges available

Yes

Micro-Fuel Cell (PPM)​​

Min: 0-1% Max: 0-100%

Yes

Micro-Fuel Cell (Percent)​​

0-10 ppm (min), 0-9,999 ppm (max) Calibration: 0-25%

Yes

Micro-Fuel Cell (PPM)​​

Min: 0-1% Max: 0-100%

Yes

Micro-Fuel Cell (PPM)

0-10 ppm (min), 0-9,999 ppm (max)
Calibration: 0-25%​

Yes

Explosion Proof Paramagnetic

0-5% to 0-100%​

Yes

Explosion Proof Percent

0-1% (min), 0-100% (max)
Calibration: 0-25%​

Yes

Micro-Fuel Cell (PPM)

​
0-10 ppm (min), 0-9,999 ppm (max)
Calibration: 0-25%​

Yes

Trace

0-10 ppm to 0-9,999 ppm Calibration: 0-25%

Yes

Percent

0-1% to 0-25% (optional 0-100%)​

Yes

Two ranges with auto ranging capability
Field configurable:
0-10ppm to 0-10,000ppm​

Yes

Micro-Fuel Cell (PPM)

Two ranges with auto ranging capability
Field configurable:
0-10ppm to 0-10,000ppm​

Yes

Micro-Fuel Cell

0-25% oxygen​

Yes

Zirconium Oxide (ZrO2)

0.01 ppm to 100%​

Yes

Micro-fuel Cell (Percent or ppm)

0-10 ppm to 0-25%​

Yes

Micro-fuel Cell (Trace / Percent)

0-10 ppm to 0-25%*
*third-party approved only for O2 levels below 20.9%​

Yes

Micro-fuel Cell (Percent)

0-1% to 0-25%*
(optional 0-100%*)
*third-party approved only for O2 levels below 20.9%​

Yes

Micro-fuel Cell (Trace / Percent)

0-2 ppm to 0-25%*
*third-party approved only for O2 levels below 20.9%​

Yes

Total Sulfur

UV-Fluorescence

0-50 ppb (min)
0-20,000 ppb (max)​​

Yes

Sulfur Dioxide (SO2)

UV-Fluorescence

0-50 ppb (min)
0-20,000 ppb (max)​

Yes

Sulfur Dioxide (SO2)

UV-Fluorescence

0-10 ppm (min)
0-5,000 ppm (max)​

Yes

Total Sulfur

UV-Fluorescence

PPB to percent levels,
application specific​

Yes

Yes

Thermal Conductivity Analyzers

Per application​

Yes

Thermal Conductivity Analyzers

Per application​

Yes

Thermal Conductivity Analyzers

Per application​

Yes

Thermal Conductivity Analyzers

Per application​

Yes

Thermal Conductivity Analyzers

0-100% H2 in CO2
0-100% Air in CO2
80-100% H2 in Air​

Yes

Acetylene (C2H2)
Ammonia (NH3)
Carbon Dioxide
(CO2)
Carbon Monoxide
(CO)
Ethylene (C2H4)
Hydrogen Chloride
(HCl)
Hydrofluoric Acid
(HF)
Hydrogen Sulfide
(H2S)
Methane (CH4)
Oxygen (O2)
Water (H2O)​

Tunable Diode Laser Spectroscopy (TDLAS)

0-50 ppm to 0-100%
0-10 ppm to 0-100%
0-1,000 ppm to 0-
100%
0-1,000 ppm to 0-
100%
0-100 ppm to 0-100%
0-100 ppm to 0-50%
0-20 ppm to 0-50%
0-100 ppm to 0-100%
0-200 ppm to 0-100%
0-1% to 0-25%
0-100 ppm to 0-100%​

Yes

Total Sulfur

UV-Fluorescence

0-50 ppb (min)
0-20,000 ppb (max)​

Yes

Sulfur Dioxide (SO2)

UV-Fluorescence

0-50 ppb (min)
0-20,000 ppb (max)​

Yes

Sulfur Dioxide (SO2)

UV-Fluorescence

0-10 ppm (min)
0-5,000 ppm (max)​

Yes

Titration

​0-50, 50-200, 200-1,000, 0- >1,000 ppm

or mg/l

Yes

​0.05 - 18,000 ppm​

Yes

​Chlorine: 0.05 - 20 ppm (High Range), 

                 0.01 to 5 ppm (Low Range)
pH: 0 to 14 pH

Yes

​Free Chlorine: 0.05 - 20 ppm

pH: 0 to 14 pH

Yes

Total Chlorine: 0.05 - 20 ppm
pH: 0 to 14 pH​

Yes

Photometric Differential Absorbance

Application Dependent​

Yes

0.055 µS - 2 S (Units: µS. mS, S; Auto Ranging)​

Yes

Chlorine Dioxide:0.01 - 20 ppm
Conductivity:0.055 µS - 2 S (Units: µS. mS, S; Auto Ranging)
Dissolved Oxygen:000.1 - 999.9 ppb, ppm, %SAT, mg/L; Auto Ranging
ORP:-1,500 - +150 mV
pH:-1 - 15 pH
pION:000.1 - 999.9 ppb, ppm, ppt, Auto Ranging
Resistivity:0.001 - 20 mega-ohms
Turbidity:0 - 4,000 NTU NTU, FNU, mg/L, ppm, % Solids,
Auto Ranging
Temperature:3 K-ohm TC, -22° to 284°F (-30° to 140°C)​

Yes

0-10, 0-100, 0-1,000 pppm
Other ranges available​

Yes

Application Dependent​

Yes

0-5 to 20,000 mg/L
Single or Dual Range with external diluter​

Yes

Per configuration​

Yes

​0.1 - 1,000 ppm​

Yes

0-10, 0-100, 0-1,000 pppm
Other ranges available​

Yes

Application Dependent​

Yes

0-5 to 20,000 mg/L
Single or Dual Range with external diluter​

Yes

Per Configuration​

Yes

Per Configuration​

Yes

-1500 - +1500 mV​

Yes

Chlorine Dioxide:0.01 - 20 ppm
Conductivity:0.055 µS - 2 S (Units: µS. mS, S; Auto Ranging)
Dissolved Oxygen:000.1 - 999.9 ppb, ppm, %SAT, mg/L; Auto Ranging
ORP:-1,500 - +150 mV
pH:-1 - 15 pH
pION:000.1 - 999.9 ppb, ppm, ppt, Auto Ranging
Resistivity:0.001 - 20 mega-ohms
Turbidity:0 - 4,000 NTU NTU, FNU, mg/L, ppm, % Solids,
Auto Ranging
Temperature:3 K-ohm TC, -22° to 284°F (-30° to 140°C)​

Yes

000.1 - 999.9 ppb, ppm, %SAT, mg/L; Auto Ranging​

Yes

Chlorine Dioxide:0.01 - 20 ppm
Conductivity:0.055 µS - 2 S (Units: µS. mS, S; Auto Ranging)
Dissolved Oxygen:000.1 - 999.9 ppb, ppm, %SAT, mg/L; Auto Ranging
ORP:-1,500 - +150 mV
pH:-1 - 15 pH
pION:000.1 - 999.9 ppb, ppm, ppt, Auto Ranging
Resistivity:0.001 - 20 mega-ohms
Turbidity:0 - 4,000 NTU NTU, FNU, mg/L, ppm,
% Solids,
Auto Ranging
Temperature:3 K-ohm TC, -22° to 284°F (-30° to 140°C)​

Yes

-1 - 15 pH​

Yes

Chlorine Dioxide:0.01 - 20 ppm
Conductivity:0.055 µS - 2 S (Units: µS. mS, S; Auto Ranging)
Dissolved Oxygen:000.1 - 999.9 ppb, ppm, %SAT, mg/L; Auto Ranging
ORP:-1,500 - +150 mV
pH:-1 - 15 pH
pION:000.1 - 999.9 ppb, ppm, ppt, Auto Ranging
Resistivity:0.001 - 20 mega-ohms
Turbidity:0 - 4,000 NTU NTU, FNU, mg/L, ppm, % Solids,
Auto Ranging
Temperature:3 K-ohm TC, -22° to 284°F (-30° to 140°C)​

Yes

0 - 4,000 NTU, FNU, mg/L, ppm, % Solids, Auto Ranging​

Yes

0-5 to 20,000 mg/L
Single or Dual Range with external diluter​

Yes

Per Configuration​

Yes

0-25% to 0-100%​

Yes

The "R" series of sensors are used by most automotive emission equipment manufacturers worldwide.​

The "R" series of sensors are used by most automotive emission equipment manufacturers worldwide.​

The "R" series of sensors are used by most automotive emission equipment manufacturers worldwide.​

R-17S

Cylinder blend checking for sports diving with minim phone jack connector​

R-22S

Cylinder blend checking for sports diving with Molex 3-pin connector​

R-33S

High output for driving LCD directly in small, handheld instruments​

R-33S-1

High output for driving LCD directly in small, handheld instruments​

C-1R

*The FDA requires that the end user is a medical facility by registration or license​

C-2R

*The FDA requires that the end user is a medical facility by registration or license​

R-15

*The FDA requires that the end user is a medical facility by registration or license​

R-17MED

*The FDA requires that the end user is a medical facility by registration or license​

R-22MED

*The FDA requires that the end user is a medical facility by registration or license​

R-23

*The FDA requires that the end user is a medical facility by registration or license​

R-24MED

*The FDA requires that the end user is a medical facility by registration or license​

R-36MED

*The FDA requires that the end user is a medical facility by registration or license​

T-1

*The FDA requires that the end user is a medical facility by registration or license​

T-2

*The FDA requires that the end user is a medical facility by registration or license​

T-7

*The FDA requires that the end user is a medical facility by registration or license​

UFO-130-2

*The FDA requires that the end user is a medical facility by registration or license​

A-2C​​

​Used for trace Oxygen (O2) measurements in Carbon Dioxide (CO2) containing backgrounds (0.1-100% CO2). CO2 mustbe present​

A-2CXL

Specially qualified A2C sensor to operate in XL model analyzers. Low range limit is 0-1 ppm​

A-5​​

Intermittent or continuous monitoring of percent Oxygen (O2) in gas mixtures containing 0-100% Carbon Dioxide (CO2). 90% response time is 45 seconds​

B1

General purpose percent oxygen analysis where fast response is desired (90% in less than 7 seconds)​

​B-1C

General purpose percent oxygen analysis where fast response is desired (90% in less than 7 seconds)​

​B-2C​​

General purpose trace Oxygen (O2) analysis for use in inert gas and hydrocarbon streams. Low range limit is 0-10 ppm.​

​B-2CXL​

Specially qualified B-2C sensor to operate in XL model analyzers. Low range limit is 0-1 ppm.​

​B-3

Percent Oxygen (O2) analysis, best compromise between long life and fast response​

E​-2​​

Long life cell for use is the model 3290 (for use in unattended air liquefaction nitrogen skids)​

Special patented construction provides rapid recovery, during initial cell installation, to low ppm levels by reducing the recovery period from several hours to just minutes.​

Instatrace-CO2 - Special patented construction provides rapid recovery, during initial cell installation, to low ppm levels by reducing the recovery period from several hours to just minutes​​​

Instatrace-XL - Special patented construction provides rapid recovery, during initial cell installation, to low ppm levels by reducing the recovery period from several hours to just minutes.​​

​L-2C​

Used for general purpose trace oxygen analysis in the 3000T analyzer series​