This manual provides operating instructions, specifications, and safety guidelines for the Kyoritsu 3021, 3022, and 3023 digital insulation resistance testers.
The Kyoritsu 3021/3022/3023 series are digital electrical testers designed to measure insulation resistance. The document details the specific voltage ranges (from 50V to 1000V) and measurement capabilities for each model in the series.
This guide covers essential topics including safety precautions, battery installation, and step-by-step procedures for performing AC/DC voltage tests and insulation resistance measurements. This manual is written in Chinese.
| Voltage Range (3021) | 50V, 100V, 250V, 500V, 1000V |
|---|---|
| Voltage Range (3022) | 50V, 100V, 125V, 250V |
| Voltage Range (3023) | 100V, 250V, 500V, 1000V |
| Measurement Range (3021) | 0~4/40/400/2000MΩ |
| Measurement Range (3022) | 0~4/40/400/2000MΩ |
| Measurement Range (3023) | 0~4/40/400/2000MΩ |
| Accuracy (3021) | + (2rdg + 6dgt) |
| Operating Temperature | 0 ~ 40°C |
The maximum voltage range for the 3021 model includes up to 1000V.
The accuracy is specified as + (2rdg + 6dgt).