| Parameters | Insulation Resistance |
| Output Voltage | 50V,100V,250V,400V,500V |
| Pre-charge Output Voltage | 50V,100V,250V,400V,500V 0.5A max |
| Accuracy | <10G:3% ≥10G:5% ≥100G:10% |
| Measurement Range | 50kΩ~500GΩ 50V :50kΩ~50GΩ 100V :100kΩ~100GΩ 250V :250kΩ~250GΩ 400V :400kΩ~400GΩ 500V :500kΩ~500GΩ |
| Display Max | 9999 |
| Range | Automatic & Manual |
| Speed | 55 times/s, 15 times/s, 3 times/s |
| Adjustment | short-circuit reset full range |
| Result Display | show, current, resistance, peak value, sorthing results |
| Charging Current | 0.5A max |
| Comparator | 1 sets record, HI/LO NG beep |
| Interface | RS-232C Handler USB |
| Power Supply | Voltage:198VAC~240VAC Fre:50Hz Power :max 200VA |
| Dimension & Weight | 445*129*351mm / 8KG |
| Accessories | ATL507: Test fixture ; ATL801:RS232 cable |
| Other Functions | Capacitor Open-circuit Judgement |