AII
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| 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 |