NOVA
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| Brand | NOVA |
|---|---|
| Origin | Canada |
| Model | NOVA 7900P |
| Instrument Type | Continuous Emission Monitoring System (CEMS) |
| Measurement Principle | Non-Dispersive Infrared (NDIR) for CO/CO₂/CH₄ |
| Accuracy | ≤ ±1% FS |
| Repeatability | ≤ ±1% FS |
| Response Time (T90) | ≤ 30 s |
| Drift (Zero & Span, 8 h) | ≤ ±0.5% FS |
| Operating Temperature | 0–50 °C |
| Dimensions | 254 mm H × 254 mm W × 356 mm D |
| Weight | ~9 kg |
| Gas Ranges (Standard) | CO: 0–25.0% vol |
| CO₂ | 0–2.00% vol |
| CH₄ | 0–10.00% vol |
| H₂ | 0–40.00% vol |
| O₂ | 0–1.00% vol (or ppm range optional) |
| Output | 0–1 V DC per gas channel |
| Power | Rechargeable Li-ion battery |
| Sampling | Integrated diaphragm pump, particulate filter, condensate trap, and flow meter |
| Compliance | Designed to support ASTM D6522, ISO 12039, EN 15267, and EPA Method 3A / 10 |
| Brand | NOVA |
|---|---|
| Origin | Canada |
| Model | 970P |
| Instrument Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Type | Portable Multicomponent Gas Analyzer |
| Detection Gases | CO, CO₂, CH₄ (standard) |
| Power Supply | Rechargeable battery (portable operation) + AC adapter |
| Sample Handling | Integrated sampling pump, flowmeter, four-stage particulate/moisture filter, heated sample line option |
| Output Signals | 0–1 V DC or 4–20 mA analog outputs |
| Environmental Rating | Industrial-grade enclosure (benchtop BT or optional carry-case K cabinet) |
| Compliance | Designed for continuous process monitoring in syngas, gasification, and biogas applications per ISO 14644-1 cleanroom-filtered sampling prerequisites and ASTM D1945 / ISO 6974-2 gas composition methodology frameworks |
| Brand | NOVA |
|---|---|
| Origin | Canada |
| Model | NOVA870 |
| Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Type | Online Continuous Analyzer |
| Response Time (T90) | 20–30 s |
| Repeatability | ±1.0–1.5% of Full Scale |
| Operating Temperature Range | 4–40°C standard |
| Enclosure Rating | NEMA 4 / IP65 (NEMA 4X optional) |
| Gas Measurement Channels | CO, CO₂, CH₄ (NDIR), H₂ (Thermal Conductivity), O₂ (Paramagnetic or Electrochemical) |
| Sample Conditioning | Integrated heated filter (0.1 µm filtration efficiency >99.9999% per BS4400), automatic dew point suppression, stainless steel wetted parts |
| Output Options | Isolated 4–20 mA (per channel), RS-232 / RS-485 / USB serial interface, SPDT alarm relays (5 A @ 220 VAC), optional low-flow alarm |
| Power Supply | 115 VAC 60 Hz (220 VAC 50 Hz optional) |