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| Brand | Southland Sensing |
|---|---|
| Model | MOMD-480 |
| Origin | USA (California) |
| Measurement Principle | Electrochemical Fuel Cell |
| Range Options | 0–1%, 0–5%, 0–10%, 0–25%, 0–100% O₂ (selectable) |
| Accuracy | < ±1% FS |
| Response Time | ≤10 s to T90 |
| Operating Temperature | 0–50 °C |
| Gas Pressure Range | 0–50 PSI (inlet) |
| Power | Rechargeable Li-ion battery + 100–240 VAC adapter |
| Dimensions | 8.80 × 7.50 × 3.90 in (223.5 × 190.5 × 99.1 mm) |
| Weight | 4.8 lb (2.18 kg) |
| Enclosure Material | Polypropylene |
| Sensor Lifetime | 60 months |
| Analog Output | 0–1 VDC |
| Data Logging | USB flash drive (up to 8 GB, supports >50 years of timestamped data at 1-min intervals) |
| Display | Backlit high-contrast LCD |
| Warranty | 12 months |
| Compliance | Designed for GLP-compliant field use |
| Brand | Southland |
|---|---|
| Origin | USA |
| Model | H2S-150-NG |
| Measurement Principle | Electrochemical Fuel Cell Sensor |
| Range Options | 0–200 ppm (H2S-1X) or 0–2000 ppm (H2S-2X) |
| Accuracy | < ±2% of Full Scale |
| Response Time (T90) | 60 s |
| Operating Temperature | 0–50 °C |
| Sample Flow Rate | 0.5–2.0 SCFH |
| Inlet Pressure Range | 0.1–50 PSI |
| Output Signal | 4–20 mA or 1–5 VDC |
| Enclosure Rating | Class 1, Div 2, Groups C & D |
| Dimensions | 11.25 × 12.0 × 5.50 in |
| Weight | 12.5 lbs |
| Sensor Lifetime | 12 months |
| Calibration Interval | Every 1–3 months with certified span gas |
| Gas Connection | 1/4" compression fitting |
| Electrical Isolation | Galvanically isolated power and analog outputs |
| Optional | Dual-loop configuration, RS-485 Modbus RTU interface |
| Brand | Southland |
|---|---|
| Origin | USA |
| Model | H2S-625 |
| Linear Error | < ±1% FS |
| Repeatability | < ±1% FS |
| Span Drift | < ±1% FS |
| Response Time (T90) | 45 s |
| Explosion Protection Rating | Class I, Division 1, Group B, C, D |
| Brand | MNK |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Models | Three Configurable Systems (CO/CO₂/H₂O/O₂ Integrated) |
| Price Range | USD 4,200 – 7,000 (FOB Beijing) |
| Brand | Southland |
|---|---|
| Model | MOMD-580 |
| Measurement Range | 0–10 ppm / 0–100 ppm / 0–1000 ppm / 0–1% O₂ / 0–25% O₂ |
| Accuracy | ±1% of Full Scale |
| Power Supply | Rechargeable Lithium-ion Battery |
| Display | Color Digital LCD |
| Ingress Protection | IP66 / NEMA 4X |
| Origin | Beijing, China |
| Distribution Type | Authorized Distributor |
| Brand | Southland |
|---|---|
| Model | MOMD-525 |
| Measurement Principle | Electrochemical Fuel Cell (TO2-1x Sensor) |
| Range Options | 0–10 ppm / 0–100 ppm / 0–1,000 ppm / 0–1% / 0–25% O₂ |
| Accuracy | < ±1% FS |
| Response Time | T₉₀ ≤ 10 s |
| Operating Temperature | 0–50 °C |
| Enclosure Rating | IP66 / NEMA 4X |
| Output Signal | 4–20 mA (isolated) |
| Power Supply | 14–28 VDC or 100–240 VAC via included adapter |
| Display | Color backlit LCD |
| Data Logging | USB flash drive (up to 8 GB, supports ~50 years of timestamped data) |
| Sensor Lifetime | 20–25 months |
| Calibration | Manual zero/span via front panel or remote command |
| Mounting | Wall-mounted |
| Warranty | 12 months |
| Brand | Southland |
|---|---|
| Model | MOMD-640 |
| Origin | USA |
| Measurement Range | 0–1 ppm, 0–10 ppm, 0–100 ppm, 0–1,000 ppm, 0–25% O₂ |
| Accuracy | <1% FS |
| Response Time (T90) | 10 s |
| Operating Temperature | 0–50 °C |
| Dimensions | 10.9 × 10.0 × 4.9 in |
| Weight | 11.75 lb |
| Housing | Brushed Stainless Steel |
| Inlet Pressure Range | 0–50 PSI |
| Power | Rechargeable Battery + 100–240 VAC Adapter |
| Sensor Lifetime | 20–25 months |
| Analog Output | 0–1 VDC |
| Data Storage | Removable 8 GB USB Flash Drive (CSV format, supports >50 years of logging at 1-min intervals) |
| Display | Backlit, Sunlight-Readable LCD |
| Sensor Type | Electrochemical Fuel Cell (SSO2 series) |
| Warranty | 12 months |
| Compliance | Designed for GLP-compliant field use |
| Brand | Southland |
|---|---|
| Origin | Beijing, China |
| Model | MTO2-133 |
| Measurement Principle | Microcombustion Cell |
| Output Signal | 520–1020 µA |
| Range | 0–10 ppm (Low Range) / 0–10,000 ppm (Full Scale) |
| Response Time (T90) | 7 s |
| Accuracy | ±1% FS |
| Repeatability | ±0.5% FS |
| 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-1100 |
| Sensor Type | Electrochemical (Galvanic) |
| Measurement Principle | Partial Pressure of O₂ via Fuel-Cell-Based Amperometry |
| Accuracy | <1% of Full Scale (FS) |
| Sensitivity | <0.5% FS |
| Response Time (t₉₀) | <10 s (typical, under optimal flow & sampling conditions) |
| Recovery Time to <10 ppm | <60 s |
| Operating Temperature Range | 5–45°C (GPR sensor) |
| Pressure Range | 5–30 psig inlet |
| Flow Rate Recommendation | 2 SCFH (0.5–5 SCFH acceptable) |
| Output Signal | 0–1 V DC analog |
| Enclosure Rating | NEMA 4X / IP66 |
| Intrinsic Safety Certification | UL/CSA Class I, Div 1, Groups A, B, C, D |
| Compliance | CE Marked, ISO 9001 Quality System Certified |
| Battery Life | ~60 days continuous operation (rechargeable sealed lead-acid) |
| Sensor Lifetime | 24 months at 25°C / 1 atm (GPR-12-333), field-replaceable |
| Wetted Materials | 316 Stainless Steel |
| Calibration | Zero & span with certified N₂-balanced O₂ standards (80% of selected range recommended) |
| Temperature Compensation | Built-in digital compensation |
| Display | Graphical LED, 0.01 resolution, real-time ambient T/P readout |
| Input Connection | 1/8" quick-disconnect (included) |
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