Key facts
- Brand
- testo
- Model
- 174T
- Category
- Other Electronics
- Industry
- Industrial
- Documents
- 2
- Languages
- EN · ZH
- Last added
- 2026-10-18
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testo 174T/174H Portable Data Logger Quick Start Guide
This document serves as a quick start manual for the testo 174T and 174H portable data loggers. It provides essential instructions on how to remove the device from its wall mount, safety precautions regarding electrical components, and initial setup steps.
The guide details the technical specifications for both models, including temperature ranges (-30°C to +70°C), humidity capabilities (up to 100% RH), resolution, and battery life. It also explains how to interpret display icons such as alarm values, measurement rates, and battery status indicators. This manual is written in Chinese.
testo 174T specifications
| Channels | 1 x internal |
|---|---|
| Battery type | 2 lithium batteries (CR2032) |
| Battery life | 500 days |
| Operating temperature | -30 to +70 °C |
| Storage temperature | -40 to +70 °C |
| Dimensions | 60 x 38 x 18,5 mm |
| Protection class | IP65 |
| Measuring rate | 1 min - 24 h |
| Memory | 16.000 readings |
| Sensor type | NTC |
| Measuring range | -30 to +70 °C |
All testo 174T documents by type
Ratings, dimensions and ordering codes, for selection and design work.
The shortest path to a working setup, usually only a few pages.
Questions answered in these manuals
What is the measuring range of the testo 174T?
The measuring range is from -30 to +70 °C.
How long does the battery last?
The battery life is 500 days with a 15 min measuring cycle at +25 °C.
What is the temperature range for the testo 174T?
The temperature range for the 174T model is -30 to +70 degrees Celsius.
From: testo 174T/174H Portable Data Logger Quick Start Guide
How long does the battery last on the 174T?
The battery life for the 174T is approximately 500 days.
From: testo 174T/174H Portable Data Logger Quick Start Guide