CMOSens ® EM1 Mass Flow Meter for Gases features CMOSens ® technology, high cost-effectiveness, fast response, wide range ratio, maximum flow rate up to 200ln/min (FS), digital calibration and temperature compensation, RS232 and SPI digital interfaces
The CMOSens EM1 is a gas mass flow meter based on Sensirion's CMOSens® sensor technology. It offers a wide measurement range, fast response, and integrated temperature compensation for accurate gas flow measurement in industrial and laboratory applications.
The manual covers product overview, technical specifications, electrical interfaces (RS‑232 and SPI), configuration commands, safety guidelines, mechanical dimensions, ordering information, and regulatory compliance. It guides users through installation, wiring, calibration, and operation of the device. This manual is written in Chinese.
| Accuracy | <1 % FS |
|---|---|
| Power supply voltage | 7 V – 18 V DC |
| Maximum operating pressure | 8.0 bar / 116 psi |
| Operating temperature range | 0 °C – 50 °C (32 °F – 122 °F) |
| Dimensions (L×W×H) | 13.6 cm × 4.4 cm × 8.18 cm |
| Weight | 165 g (straight) / 105 g (angled) |
The device provides both RS‑232 and SPI digital interfaces for data and temperature readout.