This document describes the features and characteristics of Extech temperature and humidity meter with infrared thermometer model RH101.
The Extech RH101 is a multi-function instrument designed to measure relative humidity, air temperature via a probe, and surface temperature via infrared technology. The device features a backlit LCD with primary and secondary displays, status indicators, and a laser aiming point for accurate infrared measurements. It is suitable for use in various environments provided it operates within the specified temperature and humidity ranges. This manual is written in Chinese.
| Humidity Range | 10.0 to 95.0% RH |
|---|---|
| Air Temperature Range | -4 to 140oF (-20 to 60oC) |
| Air Temperature Accuracy | ± 3.0oF (± 2.0oC) |
| Infrared Emissivity | 0.95 (Fixed) |
| Infrared Field of View | D/S = 8:1 |
| Laser Power | Below 1mW |
| Power Source | 9V Battery |
| Operating Temperature | 32 to 122oF (0 to 50oC) |
The RH101 has a fixed infrared emissivity setting of 0.95.
The instrument automatically shuts off after 10 minutes to extend battery life.
The response time for infrared temperature is 0.5 seconds.