- All
- Favorite
- Popular
- Most rated
| Brand | Cole-Parmer |
|---|---|
| Origin | USA |
| Model | 81973-20 |
| Instrument Type | Portable |
| Detection Target | CO₂ (multi-component capable) |
| Range | 0–50,000 ppm (0–5% v/v) |
| Resolution | 100 ppm (0.01%) |
| Accuracy | ±5% of reading or ±50 ppm, whichever is greater |
| Response Time | < 60 s (T₉₀) |
| Zero Drift | < ±20 ppm/week |
| Span Drift | < ±2% of full scale/month |
| Operating Temperature | 0–50 °C |
| Battery Life | 8 h (NiCd rechargeable) |
| Weight | 0.7 kg |
| Dimensions | 66.7 × 139.7 × 20.6 mm (L × H × W) |
| Data Storage | 850 records (non-volatile memory) |
| Communication | IR interface + RS232 (optional cable 81973-60) |
| Alarm | Visual (LED) and audible (variable-tone) at user-configurable thresholds (e.g., 5,000 ppm intermittent / 10,000 ppm continuous) |
| Sensor Type | Dual-wavelength non-dispersive infrared (NDIR) with integrated pressure & temperature compensation |
| Brand | Cole-Parmer |
|---|---|
| Origin | USA |
| Model | 86494-15, 86494-25, 86494-35, 86494-40, 86494-45 |
| Type | Portable |
| Detection Targets | O₂, CO, CO₂, NO, NO₂, NOₓ, SO₂, Draft Pressure, Flue Gas Temperature, Ambient Temperature |
| O₂ Range | 0–25% vol (0.1% res, ±0.2% vol) |
| CO Range | 0–8000 ppm (1 ppm res |
| CO₂ Range | 0–99.9% vol (0.1% res) |
| NO Range | 0–4000 ppm (1 ppm res |
| NO₂ Range | 0–1000 ppm (1 ppm res |
| SO₂ Range | 0–4000 ppm (1 ppm res |
| NOₓ Range | 0–5000 ppm (1 ppm res) |
| Draft Pressure | ±0–40" H₂O (0.001" H₂O res, ±5% of reading) |
| Flue Gas Temp | –23 to 1000°C (0.1°C res, ±1°C) |
| Ambient Temp | –23 to 100°C (0.1°C res, ±1°C) |
| Combustion Efficiency | 0–100% (0.1% res) |
| Exhaust Flow | ≥1.00 (0.01 res) |
| Fuel Library | 10 preloaded fuels (natural gas, propane, butane, No. 2/4/6 fuel oil, wood, coal) |
| Data Logging | Up to 600 records |
| Power | Rechargeable battery + AC adapter (9 hrs operation without printing) |
| Communication | RS-232 (86494-15/-25), USB (86494-35/-40/-45) |
| Included | Dual-channel sampling hose (10 ft), 12" metal probe, factory-calibrated sensors, calibration certificate, non-thermal printer paper, rubber feet, carrying case |
Show next