Key facts
- Brand
- KYORITSU
- Model
- 3131A
- Documents
- 2
- Languages
- ZH · EN
- Last added
- 2026-10-24
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Kyoritsu 3131A Analog Insulation Tester Instruction Manual
This manual provides instructions for using the Kyoritsu 3131A analog insulation tester, including safety precautions, instrument layout, and operational procedures. It details measurement ranges, accuracy, and safety standards such as IEC 61557-1/2/4 and IP54 protection. The device supports insulation resistance testing at 250V, 500V, and 1000V, and continuity testing at 2Ω and 200Ω. It also includes battery and fuse replacement instructions and cleaning guidelines.
Read onlineKyoritsu 3131A specifications
| Safety Standards | IEC 61557-1/2/4, IEC 61010-1 CAT II 600V |
|---|---|
| Protection Rating | IP54 Waterproof and Dustproof |
| Voltage Ranges | 250V, 500V, 1000V |
| Resistance Ranges | 2Ω, 200Ω |
| Dimensions | Approx. 185(L) x 167(W) x 89(D) mm |
| Weight | Approx. 860g (with batteries) |
All Kyoritsu 3131A documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What type of batteries does the Model 3131A use?
It uses six 1.5V AA batteries (R6P/FR6P1.5V).
How do I check if the battery is low?
Set the dial to BATTCHECK and press the probe; the needle should move into the BATTGOOD area.
What are the insulation resistance measurement ranges?
The ranges are 250V/100MΩ, 500V/200MΩ, and 1000V/400MΩ.
From: Kyoritsu 3131A Analog Insulation Tester Instruction Manual
What is the Kyoritsu 3131A designed to measure?
The instrument is an analogue insulation tester used for measuring insulation resistance and performing continuity tests on low voltage installations.
From: Kyoritsu 3131A Analog Insulation Tester Instruction Manual