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| Brand | SIELINS |
|---|---|
| Model | BA4000P |
| Measurement Principle | Paramagnetic Dumbbell Sensor |
| Range | 0–10 / 0–25 / 0–100 vol.% O₂ |
| Accuracy | ±0.1% O₂ |
| Repeatability | ±0.05% O₂ |
| Response Time (T₉₀) | <10 s |
| Zero Drift | ±0.1 vol.% O₂/week |
| Span Drift | ±0.1% of full scale/week |
| Sample Temperature | +5 to +45 °C |
| Sample Pressure | 10 mbar to 1.5 bar (–5 mbar with internal pump) |
| Flow Rate | ~120 mL/min (passive, 10 mbar ΔP) or ~30 L/h (with internal pump) |
| Dew Point | ≥5 °C below ambient |
| Particle Filtration | 8 µm disposable filter |
| Zero Gas | N₂ |
| Span Gas | Ambient air or certified O₂ standard |
| Operating Temp. | +10 to +45 °C |
| Storage Temp. | –25 to +65 °C |
| Relative Humidity | <75% avg. |
| Output Signals | 4–20 mA or 0–1 V selectable |
| Display | 3½-digit LCD |
| Power Supply | 115/230 VAC, 50/60 Hz |
| Internal Battery | 12 V, 2.7 Ah (≥14 h operation) |
| Enclosure Material | Anodized aluminum |
| IP Rating | IP20 standard, optional IP54 |
| Weight | ~4.5 kg |
| Gas Inlet | Push-fit connection (ID 4 mm / OD 6 mm) |
| Wetted Materials | Polyvinylidene fluoride (PVDF), borosilicate glass, 1.4571 stainless steel, gold, Viton®, platinum–iridium alloy, epoxy resin |
| Brand | SIELINS |
|---|---|
| Model | 1500 |
| Measurement Principle | Electrochemical Fuel Cell (GPR-12-333 & XLT-12-333) |
| Detection Range | 0–10 / 100 / 1000 ppm, 0–1% / 25% FS |
| Accuracy | <1% FS (at 25°C, 1 atm) |
| Resolution | 0.01 ppm |
| Response Time (T90) | ≤10 s |
| Linearity | >0.995 |
| Operating Temperature | 5–45°C (GPR), –20–45°C (XLT) |
| Pressure Range | 5–30 psig (inlet), ambient (outlet) |
| Flow Rate | 0.5–5 SCFH (recommended: 2 SCFH) |
| Compensation | Automatic temperature & barometric pressure compensation |
| Output Signal | 4–20 mA (isolated) |
| Enclosure Rating | NEMA 4X (aluminum-coated stainless steel) |
| Certifications | CE, ISO 9001 |
| Intrinsically Safe Option | Compatible with IS barriers for Class I, Division 1, Groups A–D hazardous areas |
| Sensor Lifetime | 24 months (GPR-12-333, zero-maintenance) |
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