Testo454 is a multi-function environmental measuring instrument that can measure up to 200 different parameters, including pressure, speed, current, voltage, temperature, humidity, speed, flow, CO2, CO, indoor air quality, etc.
The Testo 454 is a multi‑function environment measuring instrument that can record up to 200 measurement points simultaneously. It supports a wide range of parameters including pressure, temperature, humidity, flow, CO₂, CO and indoor air quality, and provides data logging, storage and 4‑20 mA analog output.
The manual describes setup, software integration via Testo@software, usage examples for indoor air quality monitoring, machine performance testing and research applications, as well as technical specifications such as dimensions, weight, operating and storage temperature ranges. This manual is written in Chinese.
| Maximum measurement points | 200 |
|---|---|
| Measurable parameters | pressure, temperature, humidity, flow, CO₂, CO, indoor air quality |
| Analog output | 4‑20 mA |
| Weight | 450 g |
| Dimensions | 252 mm × 115 mm × 58 mm |
| Storage temperature range | -20 °C to +50 °C |
It can connect up to 200 measurement points.
The instrument can measure pressure, temperature, humidity, flow, CO₂, CO and indoor air quality.
It provides a 4‑20 mA analog output.