The Model 3131A offers unmatched performance, and feature including test lead resistance zero adjustment for time-saving continuous operation, a clear ease to read illuminated scale, and a live circuit warning. | |
• | Test insulation up to 100MΩ at 250V, 200MΩ at 500V, 400MΩ at 1000V and continuity up to 20Ω. |
• | LIVE circuit warning lamp plus audible warning. |
• | Automatic discharge of circuit capacitance when TEST button is released. |
• | Fuse protected (continuity range only). |
• | Battery check LED. |
• | Front panel zero adjust. |
• | Back light function to facilitate working at dimly lit situations. |
• | PRESS TO TEST button with lock down feature. |
Insulation Resistance | |
Test Voltage | 250V/500V/1000V |
Measuring Ranges (Mid-scale Value) |
100MΩ/200MΩ/400MΩ (1MΩ) (2MΩ) (4MΩ) |
Output Voltage on open circuit |
Rated test voltage+20%, -0% |
Nominal Current | 1mA DC min. |
Output Short Circuit Current |
1.3 mA DC approx. |
Accuracy | 0.1~10MΩ/0.2~20MΩ/0.4~40MΩ (Accuracy Guaranteed Ranges) ±5% of indicated value |
Continuity | |
Measuring Ranges (Mid-scale Value) |
2Ω/20Ω (1Ω) (10Ω) |
Output Voltage on open circuit |
4~9V DC |
Measuring Current | 200mA DC min. |
Accuracy | |±3% of scale length |
General | |
Safety Standard | IEC 61010-1 CAT.III 300V Pollution Degree 2 IEC 61010-2-031 IEC 61557-1/2/4 |
IP Rating | IEC 60529-IP54 |
EMC Standard | IEC 61326-1 |
Withstand Voltage | 3700V AC for 1 minute |
Power Source | R6P (AA) (1.5V) × 6 |
Dimensions | 185(L) × 167(W) × 89(D)mm |
Weight | 860g approx. |
Accessories | 7122B (Test leads) Pouch for test leads 8923 (F500mA/600V fuse) × 2 R6P (AA) × 6 Shoulder Strap Instruction Manual |