Kyoritsu 3131A Analogue Insulation and Continuity Tester

A lightweight and compact insulation and continuity tester by Kyoritsu, designed for precise and reliable measurements in various electrical testing applications.

Ideal for insulation and continuity testing with selectable insulation test voltages of 250V, 500V, and 1000V. This tester includes auto-ranging functionality for both insulation and continuity measurements.

• Insulation Resistance: Test voltages of 250V, 500V, and 1000V.
• Continuity: Ranges of 2Ω and 20Ω (1Ω and 10Ω resolution).

Insulation Measurements

• Measuring Range: 0~100MΩ (1MΩ), 0~200MΩ (2MΩ), 0~400MΩ (4MΩ)
• Output Voltage on Open Circuit: Rated test voltage +20%
• Rated Current: Approximately 1mA DC
• Output Short Circuit Current: Approximately 1.3mA DC
• Accuracy Guaranteed Ranges: 0.1~10MΩ, 0.2~20MΩ, 0.4~40MΩ
• Accuracy: ±5% of indicated value

Continuity Measurements

• Measuring Range: 2Ω/20Ω
• Output Voltage on Open Circuit: Approximately 4-9V DC
• Output Short Circuit Current: Approximately 200mA DC
• Accuracy: ±3% of full scale length

General Specifications

• Withstand Voltage: 3700V AC for 1 minute
• Power Source: 6 x R6P(AA)(1.5V) batteries
• Dimensions: 185(L) × 167(W) × 89(D)mm
• Weight: Approximately 860g

Standards Compliance

• IEC61010-1 CAT.III 300V Pollution Degree 2
• IEC61010-2-031
• IEC61557-1/2/4

Kyoritsu’s insulation and continuity tester is compatible with standard test equipment used for electrical insulation and continuity checks.

Power: 6 x 1.5V AA batteries (R6P)
Suitable for testing environments requiring insulation resistance measurements up to 1000V and continuity measurements.

• 7122 Test Leads
• Pouch for Test Leads
• Shoulder Strap
• Batteries
• Instruction Manual

Standard 1-year warranty included.