Other Industrial Process Control & Online Analyzers
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| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1200 |
| Measurement Range (Standard) | 0–10 ppm, 0–100 ppm, 0–1,000 ppm, 0–1%, 0–25% |
| Detection Limit | <100 ppb |
| Certifications | Class I, Division 1, Groups A–D (UL/CSA) |
| Housing Material | 316 Stainless Steel |
| Power | Rechargeable Battery (60-day runtime after overnight charge) |
| Optional Accessories | Integrated Sample Pump, Coalescing Filter, H₂S Scrubber, Portable Carrying Case |
| Auto-ranging, Zero Calibration & System Diagnostics | Yes |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1200 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range | 0–10 / 100 / 1000 ppm, 0–1% / 25% FS |
| Accuracy | <1% FS |
| Linearity | >0.995 |
| Sensitivity | <0.5% FS |
| Response Time (T90) | 10 s |
| Recovery Time to 10 ppm | 60 s |
| Operating Temperature | GPR Sensor: 5–45°C |
| XLT Sensor | –20–+45°C |
| Sample Gas Compatibility | Inert gases, He, H₂, mixed gases, CO₂-containing acidic gases |
| Pressure Range | Inlet 5–30 psig, Outlet atmospheric |
| Flow Rate | 1–5 SCFH (recommended 2 SCFH) |
| Temperature Compensation | Built-in |
| Display Resolution | 0.01 ppm |
| Output Signal | 0–1 VDC |
| Enclosure Rating | NEMA 4X aluminum-coated |
| Hazardous Area Classification | Class I, Division 1, Groups A–D |
| Calibration Gas | 80% FS O₂ standard gas recommended |
| Power | Rechargeable battery (60-day standby |
| Interface | Waterproof membrane keypad, menu-driven configuration |
| Indicators | Low-battery LED, charging-mode LED |
| Optional Sensors | XLT-12-333 (for CO₂ >0.5% applications) |
| Optional Accessories | Integral sampling pump (intrinsically safe design), carry case, flow control valve, sample/bypass selector valve, rotameter |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1200 |
| Principle | Galvanic Electrochemical Sensor |
| Measurement Range | 0–10 / 0–100 / 0–1000 ppm O₂ (auto/manual switchable) |
| Accuracy | ±1% of full scale (at 25°C, 1 atm) |
| Resolution | 0.1% of minimum selected range |
| Linearity | R² > 0.995 |
| Response Time (t₉₀) | 10 s |
| Recovery Time | 60 min (from air to 10 ppm) |
| Sensor Lifetime | >24 months (at 1000 ppm O₂) |
| Enclosure Rating | NEMA 4X, IP66 |
| Explosion Protection | Class I, Division 1, Groups A, B, C, D (intrinsically safe) |
| Operating Temperature | 5–45°C with built-in temperature compensation |
| Sample Flow Rate | 0.5–5 SCFH (recommended: 2 SCFH ≈ 1 L/min) |
| Inlet Pressure | 5–100 psig (vacuum operation requires optional vacuum pump) |
| Display | Backlit LCD showing real-time O₂ concentration, sample pressure & temperature |
| Power | Rechargeable battery |
| Output | 0–1 V analog output |
| Certifications | CE, ISO 9001 |
| Optional Accessories | Integrated vacuum pump, acid-gas sensor (for CO₂/H₂S-containing streams), particulate filter unit, custom calibration gases |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1200 |
| Measurement Range | 0–10 ppm / 0–100 ppm / 0–1,000 ppm / 0–1% / 0–25% O₂ (user-selectable) |
| Accuracy | < ±1% of full scale |
| Detection Limit | 100 ppb |
| Sensor Type | Electrochemical (GPR-12-333 or optional XLT-12-333) |
| Sensor Lifetime | 24 months at 25°C with average O₂ < 1000 ppm |
| Response Time (t₉₀) | 10 seconds |
| Recovery Time to 10 ppm after air exposure | 60 min |
| Operating Temperature | 5–45°C (GPR sensor), –20–45°C (XLT sensor) |
| Sample Flow Rate | 0.25–2.5 L/min (recommended: 1 L/min) |
| Inlet Pressure | 5–30 psig |
| Exhaust | ambient |
| Display | 2.75″ × 1.375″ LCD, 0.01 ppm resolution |
| Enclosure | NEMA 4X, 8.6″ × 9″ × 3″, 12 lbs |
| Power | Rechargeable battery (60 days standby, 1 day with pump active) |
| Output Signal | 0–1 V analog |
| Certifications | CE, ATEX/IECEx certified for intrinsic safety (Class I, Div. 1, Groups A, B, C, D) |
| Sample Wetted Materials | 316 stainless steel |
| Linear Correlation Coefficient | >0.995 across all ranges |
| Temperature & Pressure Compensation | Yes |
| Interface | 1/8″ compression fitting |
| Controls | Range selector switch, waterproof keypad, calibration/system function keys |
| Status Indicators | LED for low battery and charging mode |
| Optional Accessories | XLT-12-333 low-temp sensor, integrated sample pump (general-purpose or intrinsically safe), carrying case, inlet particulate filter |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1200 |
| Detection Principle | Electrochemical (Galvanic) |
| Sensor Type | GPR-12-333 (standard), XLT-12-333 (optional) |
| Measurement Range | 0–10 / 0–100 / 0–1000 ppm, 0–1% / 0–25% FS |
| Accuracy | <1% FS (at 25°C, 1 atm) |
| Sensitivity | <0.5% FS |
| Linearity | R² > 0.995 |
| Response Time (T₉₀) | 10 s |
| Recovery Time (to <10 ppm) | ≤60 s |
| Operating Temperature | 5–45°C (GPR sensor), –20–45°C (XLT sensor) |
| Sample Flow Rate | 0.5–5 SCFH (recommended: 2 SCFH) |
| Inlet Pressure | 5–30 psig |
| Outlet | Vent to atmosphere |
| Gas Compatibility | H₂, He, N₂, Ar, CO₂ (with XLT), acidic gases, mixed industrial gases |
| Enclosure Rating | IP65 (waterproof housing) |
| Safety Certification | ATEX/IECEx-compliant intrinsic safety — Class I, Division 1, Groups A–D |
| Power | Rechargeable Li-ion battery (60-day standby life per charge) |
| Output Signal | 0–1 V analog |
| Display | Backlit LCD |
| Sampling System | Stainless steel bypass manifold |
| Calibration | Two-point (zero/span) with 80% FS span gas recommended |
| Compliance | CE-marked, ISO 9001:2000 certified |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1200MS |
| Measurement Range | 0–1, 0–10, 0–100, 0–1000 ppm (selectable) |
| Detection Limit | 10 ppb |
| Accuracy | ±1% of full scale |
| Sensor Type | Electrochemical (GPR-12-2000MS), maintenance-free |
| Expected Sensor Life | 24 months at 25°C and avg. 100 ppm O₂ |
| Response Time (t₉₀) | 10 s |
| Recovery Time to 10 ppm in N₂ after air exposure | 20 min |
| Operating Temperature | 5–45 °C |
| Sample Pressure | 5–30 psig inlet, vent to atmosphere |
| Flow Rate | 0.25–2.5 L/min (recommended: 1 L/min) |
| Display | 2.75″ × 1.375″ LCD, resolution 0.01 ppm |
| Enclosure Rating | NEMA 4X |
| Dimensions | 8.6″ × 9″ × 3″ |
| Weight | 12 lbs |
| Power | Rechargeable battery (60 days standby, ~1 day with pump active) |
| Certifications | CE, ATEX/IECEx compliant intrinsic safety for Class I, Div. 1, Groups A, B, C, D |
| Sample Wetted Materials | 316 stainless steel |
| Output Signal | 0–1 V analog |
| Linearity | R² ≥ 0.995 across all ranges |
| Temperature Compensation | Built-in |
| User Interface | Rotary range selector, waterproof membrane keypad, LED status indicators (low battery, charging) |
| Optional Accessories | Integrated sampling pump, explosion-proof carry case, inline particulate filter |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1300 |
| Measurement Range | 0–10 ppm / 0–100 ppm / 0–1,000 ppm / 0–1% / 0–25% O₂ (user-selectable) |
| Accuracy | < ±1% of full scale |
| Resolution | 0.01 ppm |
| Sensor Type | Electrochemical (GPR-12-333 or optional XLT-12-333) |
| Sensor Lifetime | 24 months @ 25°C, avg. [O₂] < 1000 ppm |
| Response Time (t₉₀) | 10 s |
| Recovery Time to 10 ppm after air exposure | 1 h |
| Sample Flow Rate | 0.25–2.5 L/min (recommended: 1 L/min) |
| Inlet Pressure | 5–30 psig |
| Exhaust | atmospheric vent |
| Operating Temperature | 5–45°C (GPR sensor), –20–45°C (XLT sensor) |
| Enclosure Rating | NEMA 4X |
| Dimensions | 8.6″ × 9″ × 3″ |
| Weight | 12 lbs |
| Power | Rechargeable battery (60 days standby, 1 day with pump active) |
| Output Signal | 0–1 V analog |
| Certifications | CE, ATEX/IECEx-certified intrinsic safety for Class I, Div. 1, Groups A, B, C, D |
| Sample Wetted Materials | 316 stainless steel |
| Calibration | Single-point using certified gas ≥80% of selected range |
| Linearity | >0.995 across all ranges |
| Temperature & Pressure Compensation | Built-in |
| Display | 2.75″ × 1.375″ backlit LCD with real-time temperature/pressure readout |
| User Interface | Waterproof membrane keypad with range selection, calibration, and system function controls |
| Optional Accessories | Integrated sampling pump (general-purpose or intrinsically safe), portable carry case, inlet particulate filter, XLT low-temperature sensor module |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1500 |
| Measurement Principle | Electrochemical Fuel Cell (Galvanic) |
| Detection Range | 0–10 ppm, 0–100 ppm, 0–1%, 0–25% O₂ (selectable) |
| Accuracy | < ±1% of full scale |
| Linearity | >0.995 across all ranges |
| Response Time (t₉₀) | ≤15 s |
| Recovery Time (to 10 ppm after air exposure) | <1 h |
| Operating Temperature | 5–45°C (GPR sensor), –20–45°C (XLT sensor) |
| Sample Flow Rate | 0.25–2.5 L/min (recommended: 1.0 L/min) |
| Inlet Pressure | 5–30 psig |
| Exhaust | Ambient pressure |
| Output Signal | 4–20 mA (2-wire loop-powered, 9–28 VDC) |
| Alarm Outputs | 2 configurable relay outputs |
| Display | 3½-digit LCD (2.75″ × 1.375″), resolution 0.01 ppm, real-time temperature & pressure readout |
| Enclosure Rating | NEMA 4X (IP66), cast aluminum housing |
| Dimensions | 21″ × 5″ × 7″ (533 × 127 × 178 mm), 15 lbs (6.8 kg) |
| with sample system board | 21″ × 15″ × 8″ (533 × 381 × 203 mm), 25 lbs (11.3 kg) |
| Sensor Life | 24 months at 25°C |
| Calibration | Span adjustment via software or front-panel numeric input |
| Compensation | Automatic temperature and pressure compensation |
| Sample Compatibility | Inert gases (N₂, Ar), hydrocarbons (CH₄, C₂H₆), H₂, He, CO₂ (with XLT-12-333 sensor) |
| Certifications | CE, ATEX/IECEx Class I, Div. 1, Groups B, C, D (intrinsically safe — certification pending) |
| Warranty | 12 months (instrument and sensor) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1500 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range | 0–10 / 100 / 1000 ppm, 0–1% / 25% FS |
| Accuracy | <1% FS (at ambient temperature and pressure) |
| Sensor Life | 24 months (GPR-12-333 fuel cell) |
| Linearity | >0.995 |
| Response Time | 10 s (T₉₀) |
| Sensitivity | 0.5% FS |
| Pressure Range | 5–30 psig (inlet), atmospheric (outlet) |
| Flow Rate | 0.5–5 SCFH (recommended: 2 SCFH) |
| Temperature Range | 5–45°C (GPR sensor) |
| Compensation | Automatic temperature and barometric pressure compensation |
| Output Signal | 4–20 mA |
| Display Resolution | 0.01 ppm |
| Enclosure Rating | NEMA 4X (aluminum-coated) |
| Ingress Protection | IP66 |
| Electrical Interface | Waterproof membrane keypad |
| Gas Connection | 1/8" Swagelok® compression fitting |
| Certifications | CE, ISO 9001 |
| Hazardous Area Options | Intrinsically safe configuration available with approved safety barrier for Class 1, Division 1, Groups A–D (per UL 913 & CSA C22.2 No. 157) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1600 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range | 0–10 / 100 / 1000 ppm, 0–1% / 25% FS |
| Accuracy | <1% FS |
| Linearity | >0.995 |
| Sensitivity | <0.5% FS |
| Response Time (T90) | 10 s |
| Recovery Time to 10 ppm | 60 s |
| Operating Temperature | 5–45 °C |
| Operating Pressure | Inlet 5–30 psig (max 100 psig), Outlet: Ambient |
| Flow Rate | 1–3 SCFH (recommended 2 SCFH) |
| Display Resolution | 0.001 ppm |
| Output Signals | 0–1 V DC and isolated 4–20 mA |
| Alarm Outputs | Two user-adjustable capacitive relay alarms |
| Calibration | Recommended with 80% FS O₂ standard gas |
| Compensation | Automatic ambient temperature and barometric pressure compensation |
| Optional Accessories | XLT-12-333 sensor (for CO₂ >0.5%), 19" rack-mount glass enclosure, NEMA 4/4X wall-mount housing, heated sampling system, flow control valve, sample/bypass selector valve, rotameter |
| Certifications | CE, ISO 9001 |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-18 |
| Measurement Principle | Electrochemical Sensor |
| Range | 0–10 / 100 / 1000 ppm, 0–1% / 25% O₂ |
| Resolution | 0.1% of full scale |
| Accuracy | ±1% of full scale (at 25°C, 1 atm) |
| Linearity | R² > 0.995 |
| T₉₀ Response Time | ≤10 s |
| Recovery Time | ≤60 min (from air to 10 ppm) |
| Sensor Lifetime | 24 months |
| Certifications | CE, FM Class I Division 1 Groups B, C, D, CSA, ISO 9001 |
| Display | 3½-digit LED |
| Analog Outputs | 0–1 V DC and 4–20 mA |
| Power Supply | 220 V AC @ 50 Hz |
| Alarm Outputs | Two user-adjustable relay outputs + fault alarm |
| Sample Flow Rate | 1–5 SCFH (recommended: 2 SCFH ≈ 1 L/min) |
| Operating Temperature | 5–45°C with automatic temperature compensation |
| Operating Pressure | 5–100 psig |
| Enclosure | Anodized aluminum, NEMA 4/7 rated |
| Dimensions | 12" × 11.5" × 10.5" (305 × 292 × 267 mm) |
| Weight | 40 lb (18.1 kg) |
| Sample Compatibility | H₂, hydrocarbons, process gases, acid gases containing CO₂ (specify at order) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-18 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range | 0–10 / 100 / 1000 ppm, 0–1% / 25% FS |
| Measurand Media | Inert Gases, Helium, Hydrogen, Mixed Gases, CO₂-rich Acidic Gases (with XLT sensor) |
| Enclosure Rating | NEMA 4X/7, Suitable for Class I, Division 1, Groups B–D |
| Alarm Outputs | Two Adjustable Capacitive Relay Alarms (Sensor & System Fault) |
| Calibration Gas | 80% FS O₂ Standard |
| Temperature Compensation | Integrated |
| Gas Inlet Fitting | 1/8" Swagelok Compression |
| Flow Rate | 1–5 SCFH (Recommended: 2 SCFH) |
| Linearity | >0.995 |
| Inlet Pressure | 5–30 psig (Max 100 psig) |
| Outlet Pressure | Ambient |
| Power Supply | 220 VAC, 50/60 Hz |
| Response Time (T₉₀) | <10 seconds |
| Display Resolution | 0.01 ppm |
| Output Signals | 0–1 VDC and Isolated 4–20 mA |
| Operating Temperature | 5–45 °C |
| Sensor Life | 24 months (GPR-12-333), Zero-Maintenance Design |
| Optional Sensors | XLT-12-333 (for CO₂ >0.5% applications) |
| Optional Accessories | Heated Sample Conditioning System (recommended for <1 ppm analysis), Flow Control Valve, Shut-off Valve, Rotameter |
| Certifications | CE, CSA, FM, ISO 9001 |
| Housing | Anodized Aluminum Wall-Mount Enclosure |
| Accuracy | <±0.5% FS (typical) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-18 Series |
| Measurement Principle | Electrochemical Fuel Cell |
| Range | 0–1/10/100/1000 ppm, 0–1%/25% FS |
| Sensor Type | Micro-fuel-cell (e.g., XLT-12-333 for CO₂-rich streams) |
| Accuracy | <0.5% FS |
| Linearity | >0.995 |
| Response Time (T₉₀) | 10 s |
| Operating Temperature | 5–45 °C |
| Storage Temperature | –30 °C |
| Sample Flow Rate | 1–5 SCFH (recommended: 2 SCFH) |
| Inlet Pressure | 5–30 psig (max 100 psig) |
| Outlet Pressure | Ambient |
| Power Supply | 220 VAC, 50/60 Hz |
| Output Signals | 0–1 V DC and isolated 4–20 mA |
| Display Resolution | 0.01 ppm |
| Enclosure Rating | NEMA 4X/7, Class I, Division 1, Groups B–D |
| Certifications | FM, CSA, CE, ISO 9001 |
| Calibration Gas | 80% FS O₂ standard |
| Temperature Compensation | Built-in |
| Gas Compatibility | Inert gases, He, H₂, CO₂-containing mixtures (with XLT sensor), acidic gas streams |
| Optional Accessories | XLT-12-333 sensor, heated sample conditioning system (for sub-ppm analysis), flow control valve, shut-off valve, rotameter |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1900 |
| Sensor | GPR-12-333 |
| Measurement Principle | Electrochemical (Galvanic) |
| Accuracy | <1% of Full Scale |
| Range Options | 0–10 ppm, 0–100 ppm, 0–1000 ppm, 0–1%, 0–25% O₂ |
| Resolution | 0.001 ppm |
| Response Time (t₉₀) | <10 s |
| Operating Temperature | 5–45 °C |
| Sample Pressure | 5–30 psig (inlet), max 100 psig |
| Sample Flow Rate | 0.5–1.5 L/min (recommended: 1 L/min) |
| Output Signals | Isolated 4–20 mA and 0–1 V analog |
| Power Supply | 19–28 VDC or 220 VAC (configurable) |
| Enclosure Dimensions | 7″ × 4″ × 4.5″ (H×W×D) |
| Weight | 8 lbs |
| Wetted Materials | 316 Stainless Steel |
| Certifications | CE, ISO 9001, Class I, Division 1, Groups A–D (with appropriate intrinsically safe barrier) |
| Sensor Lifetime | 24 months at ≤1000 ppm avg O₂, 25 °C |
| Calibration | Auto-zero & span |
| Compensation | Automatic temperature & pressure compensation |
| Display | 5″ × 2.75″ backlit LCD |
| Interface | 1/8″ compression fittings, RS-232 serial port |
| IP Rating | NEMA 4X equivalent (front panel with sealed membrane keypad) |
| Warranty | 12 months (instrument + sensor) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-1900 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range | 0–10 / 100 / 1000 ppm, 0–1% / 25% FS |
| Accuracy | <1% FS |
| Sensitivity | <0.5% FS |
| Linearity | >0.995 |
| Response Time (T90) | 10 s |
| Recovery Time to 10 ppm | 60 s |
| Operating Temperature | 5–45 °C |
| Operating Pressure (Inlet) | 5–30 psig (max 100 psig) |
| Outlet Pressure | Ambient |
| Flow Rate | 1–3 SCFH (recommended 2 SCFH) |
| Compensation | Automatic temperature and barometric pressure compensation |
| Output Signals | 0–1 V analog, isolated 4–20 mA |
| Alarm Outputs | Two user-adjustable capacitive relay alarms |
| Calibration | Recommended with 80% FS span gas |
| Display | Large LCD with 0.001 ppm resolution |
| Enclosure | Anodized aluminum panel-mount housing |
| Power Supply | 220 VAC, 50/60 Hz |
| Certifications | CE, ISO 9001 |
| Sensor Option | XLT-12-333 (for CO₂ >0.5% applications) |
| Communication Interface | RS-232 serial port |
| Wetted Materials | Stainless steel |
| Ingress Protection | IP65-rated front panel (per enclosure design) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2000 |
| Measurement Range | 0–1%, 0–5%, 0–10%, 0–25% (user-selectable) |
| Full-Scale Accuracy | <1% FS |
| Resolution | 0.001% O₂ |
| Response Time (t₉₀) | 10 s |
| Operating Temperature | –10°C to +45°C (GPR sensor), –20°C to +45°C (XLT sensor) |
| Sample Pressure | 5–30 psig inlet, vent to atmosphere |
| Flow Rate | 0.25–2.5 L/min (recommended: 1.0 L/min) |
| Output Signal | 0–1 V analog |
| Sensor Lifetime | 36 months (GPR-11-32-RT, 25°C) |
| Enclosure Rating | NEMA 4X |
| Weight | 8 lbs |
| Dimensions | 4" × 9" × 3" |
| Certifications | CE, ATEX/IECEx compliant for Class I, Div. 1, Groups A, B, C, D (intrinsically safe) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2000 |
| Measurement Principle | Electrochemical Sensor |
| Range | 0–1%, 0–5%, 0–10%, 0–25% O₂ (Auto/Manual Switching) |
| Resolution | 0.01% O₂ |
| Accuracy | ±1% of full scale (at 25°C, 1 atm) |
| Linearity | R² > 0.995 |
| Response Time (T₉₀) | <10 s |
| Sensor Lifetime | 36 months (standard), 24 months (acid-resistant) |
| Enclosure | Anodized Aluminum, NEMA 4X Rated |
| Dimensions | 4" × 9" × 3" (10.2 × 22.9 × 7.6 cm) |
| Weight | 7 lbs (3.2 kg) |
| Display | Backlit LCD with Real-Time Temperature Readout |
| Output | 0–1 V Analog |
| Power | Rechargeable Battery (60-day operational life per charge) |
| Certifications | CE, ISO 9001 |
| Operating Temperature | 5–45°C with Built-in Temperature Compensation |
| Pressure Range | 5–30 psig (vacuum operation optional with integrated pump) |
| Flow Rate | 0.5–5 SCFH (recommended: 2 SCFH ≈ 1 L/min) |
| Gas Compatibility | H₂, He, hydrocarbons, inert gases, acid gases (CO₂, H₂S—requires acid-resistant sensor option) |
| Calibration | Recommended with 80% FS certified gas |
| Inlet/Outlet | 1/8" Swagelok® Compression Fittings |
| Standard Accessories | Rugged Carrying Case, Charger & Battery, 2 m Sample Tubing, English/Chinese User Manual |
| Optional Accessories | Integrated Flow Control Valve & Rotameter, Internal Vacuum Pump, Food Packaging Configuration, Intrinsically Safe Design (Class I, Div 1, Groups A/B/C/D), Acid-Resistant Sensor Kit |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2300 |
| Measurement Principle | Supergalvanic Electrochemical Sensor |
| Range | 0–100% O₂ (Auto/Manual Span Selection) |
| Accuracy | ±0.1% of full scale (at 25°C, 1 atm) |
| Resolution | 0.01% of full scale |
| Linearity | R² > 0.995 |
| Response Time (T₉₀) | 10 s |
| Recovery Time (Air → 10 ppm) | 30 min (60 s with purge) |
| Sensor Lifetime | >24 months at 1000 ppm O₂ |
| Power | Rechargeable battery (30-day runtime per charge) |
| Enclosure | Anodized aluminum, NEMA 4X rated |
| Dimensions | 5" × 9" × 3" (127 × 229 × 76 mm) |
| Weight | 8 lbs (3.5 kg) |
| Operating Temperature | −5 to +45°C with built-in temperature compensation |
| Pressure Range | 5–100 psig |
| Sample Flow Rate | 0.2–5 L/min (recommended: 1 L/min) |
| Certifications | ISO 9001, CE, Class I, Division 1, Groups A, B, C, D (Intrinsically Safe) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2500 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range Options | 0–1%, 0–5%, 0–10%, 0–25% O₂ by volume (FS) |
| Accuracy | < ±1% of full scale |
| Resolution | 0.001% O₂ |
| Response Time (T₉₀) | ≤10 seconds |
| Linearity | R² > 0.995 |
| Operating Temperature | –10°C to +45°C (GPR sensor) |
| Pressure Range | 5–30 psig inlet |
| Flow Rate | 0.5–5 SCFH (recommended: 2 SCFH) |
| Compensation | Automatic temperature and barometric pressure compensation |
| Output Signal | 4–20 mA analog (isolated) |
| Enclosure Rating | NEMA 4X aluminum housing |
| Electrical Interface | 12–28 VDC |
| Ingress Protection | IP66 |
| Compliance | CE-marked, ISO 9001 certified, compatible with IS barrier for Class I, Division 1, Groups A–D (per UL 913/IEC 60079-11) |
| Sensor Lifetime | 36 months typical (GPR-11-32-4 fuel cell) |
| Optional Sensor | XLT-11-24-4 (for CO₂-rich environments >0.5% CO₂) |
| Calibration Gas Recommendation | 80% FS O₂ in inert balance |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2500ATEX |
| Measurement Principle | BreakThrough electrochemical sensor technology |
| Range | 0–1%, 0–10%, 0–20%, 0–25% O₂ (selectable) |
| Accuracy | ±0.1% O₂ (calibrated with 98–100% O₂ in N₂ standard gas) |
| Resolution | 0.01% O₂ |
| Sensor Lifetime | 24 months in 100% O₂ |
| Linearity | R² = 0.995 |
| T90 Response Time | 13 seconds |
| Pressure Compensation | Automatic, 5–100 psig |
| Temperature Compensation | Automatic, –5 to +45 °C |
| Sample Flow Rate | 1–3 SCFH (recommended: 2 SCFH ≈ 1 L/min) |
| Analog Outputs | 0–1 V DC and 4–20 mA |
| Digital Interface | USB for remote control and data logging |
| Display | Backlit LCD with real-time pressure & temperature readout |
| Enclosure Material | Anodized aluminum |
| Mounting | Panel-mount (cutout: 178 × 223 mm) |
| Dimensions | 190 × 274 × 315 mm (W × H × D) |
| Weight | ~5 kg |
| Certifications | CE, ISO 9001 |
| Hazardous Area Rating | ATEX II 2G Ex d IIB T4 Gb |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2500MO |
| Measurement Range | 0–100% O₂ |
| Accuracy | ±1% FS (±0.1% FS when calibrated with 95–100% O₂ standard) |
| Sensor Type | GPR-11-120-4 electrochemical cell |
| Sensor Lifetime | 24 months at 25°C |
| Response Time (t₉₀) | 10 seconds |
| Operating Temperature | 5–45°C |
| Sample Pressure | 5–30 psig inlet, vent to atmosphere |
| Sample Flow Rate | 0.5–2.5 L/min (recommended: 1.0 L/min) |
| Output Signal | 4–20 mA (2-wire, 12–28 VDC |
| Display | 2.75″ × 1.375″ LCD, 0.1% resolution, real-time temperature & pressure readout |
| Enclosure Rating | NEMA 4X |
| Dimensions | 4″ × 9″ × 3″ |
| Weight | 8 lbs |
| Certifications | CE, intrinsically safe for Class I, Division 1, Groups A–D (with appropriate barrier) |
| Compensation | Automatic temperature and pressure compensation |
| Calibration | Single-point, using certified gas ≥80% of full scale |
| Sample Wetted Materials | 316 stainless steel |
| Optional | Remote sensor mounting kit |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2500MO |
| Measurement Principle | Electrochemical Fuel Cell |
| Range | 0–100% FS |
| Accuracy | <1% FS |
| Linearity | >0.995 |
| Response Time | 10 s |
| Sensitivity | 0.1% RD |
| Display Resolution | 0.1% O₂ |
| Operating Temperature | 5–45 °C |
| Power Supply | 12–28 VDC (≥24 VDC with intrinsic safety barrier) |
| Inlet Pressure | 5–30 psig |
| Outlet Pressure | Ambient |
| Flow Rate | 0.5–5 SCFH (recommended: 2 SCFH) |
| Gas Compatibility | Inert gases, helium, hydrogen, and mixed process gases |
| Compensation | Automatic temperature and barometric pressure compensation |
| Output Signal | 4–20 mA |
| Enclosure Rating | NEMA 4X aluminum-coated |
| Input/Output Fittings | 1/8" and 1/4" Swagelok® compression fittings |
| Calibration Gas Recommendation | 80% FS O₂ in inert balance |
| Certifications | CE, ISO 9001 |
| Hazardous Area Option | Intrinsically safe configuration available for Class I, Division 1, Groups A–D (with optional barrier) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-28 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range Options | 0–1%, 0–5%, 0–10%, 0–25% FS |
| Sensor Type | GPR-11-32-4 (standard), XLT-11-32-4 (optional, for CO₂-rich streams) |
| Sample Gas Compatibility | Inert gases, He, H₂, mixed gases, and acidic CO₂-containing streams (with XLT sensor) |
| Enclosure Rating | NEMA 4X / 7, Class I, Division 1, Groups B, C, D |
| Temperature Range | GPR sensor: –10 to +45 °C |
| XLT sensor | –20 to +45 °C |
| Pressure Range | Inlet 5–30 psig (max 100 psig), Outlet: ambient |
| Flow Rate | 1–5 SCFH (recommended: 2 SCFH) |
| Response Time (T₉₀) | ≤10 seconds |
| Linearity | >0.995 |
| Sensitivity | <0.5% FS |
| Zero & Span Stability | <1% FS/month |
| Display Resolution | 0.001% O₂ |
| Output Signals | 0–1 VDC analog + isolated 4–20 mA |
| Alarm Outputs | Two user-adjustable capacitive relay outputs (high/low) |
| Calibration | Single-point with 80% FS certified span gas |
| Compensation | Automatic temperature compensation |
| Power Supply | 220 VAC, 50/60 Hz |
| Housing | Anodized aluminum wall-mount enclosure |
| Certifications | FM, CSA, CE, ISO 9001 |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2800 AIS |
| Explosion Protection | ATEX II 2G Ex ia IIC T4 Ga / UL Class I, Division 1, Groups A–D |
| Measurement Range | 0–1%, 0–5%, 0–10%, or 0–100% O₂ (selectable) |
| Accuracy | ±1% of full scale |
| Response Time (t₉₀) | 10 s |
| Operating Temperature | –10 to 45°C (sensor), –20 to 45°C (electronics) |
| Pressure Compensation | Yes |
| Temperature Compensation | Yes |
| Output | 4–20 mA (2-wire, loop-powered) |
| Power Supply | 12–28 VDC (24 VDC typical with safety barrier) |
| Enclosure Rating | NEMA 4X (IP66) |
| Weight | 3.6 kg (8 lbs) |
| Sensor Type | Electrochemical (GPR-11-32-4), maintenance-free |
| Sensor Lifetime | ≥36 months at 25°C |
| Display | 2.75″ × 1.375″ backlit LCD, 0.01% resolution |
| Flow Rate | 0.25–2.5 L/min (recommended: 1.0 L/min) |
| Linearity | R² ≥ 0.995 across all ranges |
| Calibration | Single-point using certified gas ≥80% of selected span |
| Sample Interface | 1/8″ compression fitting |
| Wetted Materials | Corrosion-resistant (e.g., 316 SS, FKM, PTFE) |
| Optional | Remote sensor mounting (XL-CX-2 cable kit) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-2900 |
| Measurement Principle | Electrochemical Fuel Cell |
| Range Options | 0–1%, 0–5%, 0–10%, 0–25% O₂ by volume (FS) |
| Accuracy | < ±1% FS |
| Linearity | >0.995 |
| Response Time (t₉₀) | ≤10 seconds |
| Sensitivity | <0.5% FS |
| Pressure Range (Inlet) | 5–30 psig (max 100 psig) |
| Outlet Pressure | Ambient |
| Flow Rate | 1–5 SCFH (recommended: 2 SCFH) |
| Temperature Range (Sensor) | GPR-11-60-4: –10 to +45°C |
| XLT-11-24-4 | –20 to +45°C |
| Compensation | Automatic temperature and barometric pressure compensation |
| Output Signals | 0–1 VDC analog + isolated 4–20 mA |
| Display Resolution | 0.001% O₂ |
| Enclosure | Anodized aluminum panel-mount housing |
| Certifications | CE, ISO 9001 |
| Compliance | Designed for general-purpose industrial environments per IEC 61000-6-2/6-4 and EN 61326-1 |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-3100 |
| Measurement Principle | Electrochemical Fuel Cell |
| Full Scale Range | 0–100% O₂ |
| Selectable Sub-Ranges | 50–100%, 80–100%, 90–100% O₂ |
| Accuracy | < ±1% FS |
| Linearity | > 0.995 |
| Response Time (T₉₀) | 13 s |
| Sensitivity | 0.1% RD |
| Operating Temperature | 5–45 °C |
| Inlet Pressure | 5–30 psig |
| Outlet Pressure | Ambient |
| Sample Flow Rate | 1–3 SCFH (recommended: 2 SCFH) |
| Temperature & Barometric Pressure Compensation | Yes |
| Output Signals | 0–1 V analog, isolated 4–20 mA |
| Display Resolution | 0.01% O₂ |
| Enclosure Type | Aluminum panel-mount housing |
| Certifications | CE, ISO 9001 |
| Compliance | Designed for general-purpose industrial use per IEC 61000-6-2/6-4 and EN 61326-1 |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | GPR-3500MO |
| Principle | Supergalvanic electrochemical sensor |
| Range | 0–100% O₂ |
| Accuracy | ±0.1% O₂ (at ambient temperature, atmospheric pressure, and fixed flow rate) |
| Resolution | 0.01% O₂ |
| Linearity | R² > 0.995 |
| Response Time (t₉₀) | 13 seconds |
| Sensor Lifetime | >24 months |
| Certifications | ISO 9001, CE, CSA/NRTL |
| Power | Rechargeable battery with 220 V AC charger |
| Display | Backlit LCD showing real-time O₂ concentration, sample pressure, and temperature |
| Sample Flow Rate | 0.2–3 L/min (recommended: 1 L/min) |
| Calibration Gas | 98–100% O₂ standard |
| Operating Pressure Range | 5–100 psig (with automatic pressure compensation) |
| Operating Temperature Range | –5 to +45 °C (with automatic temperature compensation) |
| Gas Path Components | Integrated flow control valve, rotameter, rapid purge system, 1/8" Swagelok® compression fittings |
| Enclosure | Anodized aluminum, NEMA 4X rated |
| Dimensions | 5" × 9" × 3" (127 × 229 × 76 mm) |
| Weight | 8 lbs (3.6 kg) |
| Brand | AII |
|---|---|
| Origin | USA |
| Model | OMD-501X |
| Sensor Principle | Electrochemical Fuel Cell |
| Output | 4–20 mA, 1–5 VDC, Dual Alarm Relays, Modbus RTU over RS485 |
| Power Input | 9–28 VDC or 100–240 VAC |
| Enclosure | IP65-rated ABS, 1/4 DIN panel mount |
| Operating Temperature | 5–45°C (TO2 series), –20–45°C (PO2 series) |
| Response Time (t₉₀) | ≤15 s |
| Accuracy | ±1% of full scale |
| Linearity | >0.995 FS |
| Pressure Range | 0–3 MPa inlet, vent to atmosphere |
| Flow Rate | 0.25–2.5 L/min (recommended: 1 L/min) |
| Resolution | 0.01 ppm |
| Calibration | Certified standard gas at ~80% FS |
| Compensation | Integrated temperature and pressure compensation |
| Sensor Lifetime | 24 months at 25°C |
| Warranty | 12 months (instrument + sensor) |
| Sample Compatibility | N₂, Ar, He, H₂, CO₂, C₂H₂, C₂H₄, C₄H₆, hydrocarbons, inert & reactive backgrounds |
| Optional Sensor Types | TO2-1x (ppm, inert background), TO2-2x (ppm, CO₂-tolerant), PO2-160 (%O₂), PO2-24 (%O₂, CO₂-tolerant) |
| Remote Sensor Housing | 6 ft cable included |
| Mounting Options | KF-40 flange (glovebox), flow-through body with 6 mm / 1/8″ / 1/4″ compression fittings |
| Data Storage | 8 GB USB logging |
| Display | Backlit LCD, menu-driven interface |
| Brand | AlphaOmega |
|---|---|
| Origin | USA |
| Model | 2520 |
| Measurement Ranges | 0–1%, 0–5%, 0–10%, 0–25%, 0–50%, 0–100% O₂ |
| Accuracy | ±0.1% FS |
| Linearity | ±0.1% FS |
| Response Time (t₉₀) | <10 s |
| Sensor Type | Electrochemical (O₂-specific) |
| Sample Temperature | 0–50 °C |
| Sample Pressure | 0.1–1 kg/cm² |
| Sample Flow Rate | 0.5–1.0 L/min |
| Temperature Compensation | Built-in |
| Display | 3½-digit LCD |
| Power | Rechargeable NiCd battery + universal AC adapter (battery charges during AC operation) |
| Enclosure | NEMA 1-rated polycarbonate |
| Dimensions | 5.8" H × 6.7" W × 3.4" D |
| Weight | <1 kg |
| Inlet/Outlet | Quick-connect fittings |
| Integrated Components | 12 VDC sampling pump, flowmeter with control valve at outlet |
| Analog Output | None |
| Brand | AlphaOmega |
|---|---|
| Origin | USA |
| Model | ZRO 2000 |
| Measurement Range | 0–100% O₂ (ppb–100% trace-to-full scale) |
| Accuracy | ±2% of reading (subject to clean, non-reducing sample gas) |
| Operating Temperature | 10–40 °C |
| Sample Gas Temperature Limit | ≤50 °C |
| Sample Pressure Range | 0.007–0.035 kg/cm² (≈1–5 psig) |
| Relative Humidity Limit | ≤85% RH |
| Power Input | 90–264 VAC, 50/60 Hz |
| Analog Output | Selectable 0–20 mA or 4–20 mA DC |
| Alarm Outputs | Two SPDT relays (10 A @ 30 VDC / 115–230 VAC) |
| Display | 6-digit LCD, 0.7" character height (17.8 mm) |
| Enclosure | Aluminum, NEMA 1-rated |
| Dimensions | 13" H × 10.71" W × 6.3" D |
| Sample Connection | 1/4" stainless steel compression fittings |
| Sensor Type | Heated zirconia electrochemical cell |
| Internal Audible Alarm | Yes, with front-panel mute switch |