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| Brand | TSI |
|---|---|
| Origin | USA |
| Model | 5000 Series |
| Flow Principle | Thermal (Constant Temperature Anemometry) |
| Sensor Element | Platinum-coated Thin-film Sensor |
| Accuracy | ±2% or ±1.5% of reading (selectable) |
| Response Time | 4 ms (bidirectional) |
| Pressure Drop | Low, <100 Pa at full scale |
| Turndown Ratio | 1000:1 |
| Display | 2.8-inch color touchscreen |
| Gas Calibration Options | User-selectable for up to 6 gases |
| Simultaneous Parameters | Mass flow, absolute pressure, temperature, volumetric flow, differential pressure, relative humidity (optional) |
| Data Logging | Optional internal memory or PC-based via USB |
| Software | FLO-Sight PC software (standard) |
| Compliance | NIST-traceable calibration certificate included |
| Environmental Compensation | Temperature & pressure compensation standard |
| Connectivity | USB-C for power, data transfer, and firmware updates |
| Mechanical Interface | Adjustable tube fittings (multiple sizes available) |
| Brand | TSI |
|---|---|
| Origin | USA |
| Model | 4146 / 4046 |
| Calibration Level | Primary (NIOSH-Recognized) |
| Flow Measurement Principle | Critical Orifice (Restriction-Type) |
| Accuracy | ±2% of reading |
| Certifications | NIST-traceable calibration certificate included |
| Power Source | Rechargeable battery |
| Portability | Handheld, lightweight design for field use |
| Compliance | Recognized as a Primary Reference Instrument by NIOSH for personal sampling pump calibration |
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