This manual provides operating instructions, technical specifications, and safety guidelines for the Unknown RS-41 high precision digital thermometer.
The Unknown RS-41 is a 3½-digit portable digital temperature meter designed to measure object temperatures using an external K-type thermocouple. It complies with the international IEC584 temperature/voltage standard and includes a built-in K-type thermocouple probe. The device features a 3½-digit LCD display with a maximum reading of 1999 and operates using a standard 9V battery. This manual is written in Chinese.
| Display | 3½ digit LCD, max reading 1999 |
|---|---|
| Input Protection | Max 60V DC or 24V AC rms |
| Input Thermocouple | Standard K-type thermocouple |
| Operating Temperature Range | 0°C ~ 50°C |
| Storage Temperature | -20°C ~ 60°C |
| Measurement Range | -50°C ~ 1300°C |
| Resolution | 1°C or 1°F, 0.1°C or 0.1°F |
| Dimensions | 162mm (H) x 76mm (W) x 38.5mm (D) |
| Weight | 210g |
The RS-41 uses a standard K-type thermocouple probe.
The measurement range is -50°C to 1300°C (-58°F to 2000°F).
Turn off the device, remove the probe, take off the rubber cover, unscrew the screw on the back, replace the 9V battery, and reassemble.