Vietnamese
• 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.
• Live circuit warning beeper.
• Releasing the test button automatically discharges the charges stored in the circuit under test.
• 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<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 |
|---|---|
| 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 |
| Power source | R6 (AA) (1.5V) × 8 |
| Dimensions | 167(L) × 185(W) × 89(D)mm |
| Weight | 970g approx |
| Included Accessories | 7122B (Test leads) Pouch for test leads 8923 (F500mA/600V fuse) × 2 R6 (AA) × 8, Shoulder Strap Instruction Manual |
