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| 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 |
| Measuring Ranges (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 (Mid-scale Value) |
20Ω/200Ω/2000Ω |
| 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 |
| 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 |
| IP Rating | IEC 60529-IP54 |
| EMC Standard | IEC 61326-1 |
| Withstand Voltage | 3700V AC for 1 minute |
| Power Source | R6P (AA) (1.5V) × 8 |
| Dimensions | 185(L) × 167(W) × 89(D)mm |
| Weight | 990g approx |
| Accessories | 7122B (Test leads) Pouch for test leads 8923 (F500mA/600V fuse) × 2 R6P (AA) × 8 Shoulder Strap Instruction Manual |