Alicat Whisper: Low Pressure Drop Portable Mass Flow Meter
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- Serial communication over micro-USB
- Micro USB-B connector
- Back-lit monochrome display
- Power supply and communication cables are included
- Pressure drop of 0.07 psi with 0.5 SCCM to 5 SLPM units, at full scale flow venting to atmosphere. See tech specs below or contact us for more information.
- Accuracy: 0.8% of the reading or 0.2% of full scale (0.4% & 0.1% optional high accuracy upgrade).
- + 0.2% full-scale repeatability (NIST-traceable).
- Linear range: 0.5-100% of full scale (200:1).
- Multi-gas calibration: 98-130 gases preloaded, plus COMPOSERTM gas composition firmware.
- Typical measurement response time constant: 5-10 ms
- No warm-up time required
- Battery: rechargeable Li-ion (1880 mAh).
- Charging over Micro-USB (cable and AC wall adapter included).
- Lifetime warranty: unaffected by bumps, humidity or changes in orientation.