• Bargraph to display insulation resistance.
• Displays the value of external AC voltage along with flashing symbol.
• Auto null function to automatically subtract the test lead resistance before displaying the real continuity resistance value.
• Trac-Lok mode to conserve battery life on insulation and continuity tests.
• Live circuit warning beeper.
• Releasing the test button automatically discharges the charges stored in the circuit under test.
• Backlight function to view the test results in dimly lit areas.
• 200mA continuity measuring current to IEC 61557.
• Minimum 1mA current on insulation tests to IEC 61557.
Insulation Resistance
Test voltage | 250V/500V/1000V |
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Measuring ranges<br>(Mid-scale value) | 20MΩ/200MΩ/2000MΩ |
Output voltage on open circuit | Rated test voltage+20%, -0% |
Nominal current | 1mA DC min. |
Output short circuit current | 1.5 mA DC approx. |
Accuracy | ±1.5%rdg±5dgt (20MΩ/200MΩ) ±10%rdg±3dgt (2000MΩ) |
Continuity Test
Measuring ranges<br>(Mid-scale value) | 20Ω/200Ω/2000Ω |
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Output voltage on open circuit | 7 – 12V DC |
Measuring current | 200mA DC min. |
Accuracy | ±1.5%rdg±5dgt (20Ω) ±1.5%rdg±3dgt (200Ω/2000Ω) |
AC Voltage
AC voltage range | 0-600V AC |
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Accuracy | ±5%rdg±3dgt |
General
Safety Standard | IEC 61010-1 CAT III 300V Pollution Degree 2 IEC 61010-2-031 IEC 61557-1/2/4 |
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IP Rating | IEC 60529-IP54 |
EMC Standard | IEC 61326-1 |
Power source | R6 (AA) (1.5V) × 8 |
Dimensions | 167(L) × 185(W) × 89(D)mm |
Weight | 990g approx |
Included Accessories | 7122B (Test leads) Pouch for test leads 8923 (F500mA/600V fuse) × 2 R6 (AA) × 8 Shoulder Strap Instruction Manual |