| SPECIFICATIONS | | MODEL | 7450 | 7451 | 7452 | | AC WITHSTAND VOLTAGE | | Output Rating | 5KVAC/100mA Constant 500VA | Range | Resolution | Accuracy | | Output Voltage, ACV | 0 - 5000 | 1 | ±（2% of setting + 5V） | | Output Frequency | 50Hz/60Hz ±100ppm, User Selection | | Output Waveform | Sine Wave ,THD.<2% (Resistive Load), Crest Factor = 1.3 - 1.5 | | Output Regulation | ± (1% of output + 5V), From no load to full load | | SETTINGS | | Hi-Limit AC Current, mA | 0 - 99.99 | 0.01 | ±（2% of setting + 3counts） | | Lo-Limit AC Current, mA | 0 - 9.999 | 0.001 | ±（2% of setting + 3counts） | | Ramp Time, second | 0.1 - 999.9 | 0.1 | ±（0.1% + 0.05sec） | | Dwell Time, second | 0, 0.3 - 999.9
(0=continuous) | 0.1 | | Arc Detection | 1 - 9 ranges (9 is the most sensitivity) | | AC Current Offset, mA | 0 - 2.000 or Auto Set | | DC WITHSTAND VOLTAGE (7451,7452 ONLY) | | Output Rating | 6KVDC/9999µA | | Output Voltage, DCV | 0 - 6000 | 1 | ±（2% of setting + 5V） | | Output Ripple | <5%（6KV/9999µA at Resistive Load） | | SETTINGS | | Hi-Limit DC Current, µA | 0 - 9999 | 1 | ±（2% of setting + 3counts） | | Lo-Limit DC Current, µA | 0 - 999.9 | 0.1 | ±（2% of setting + 3counts） | | Ramp Time, second | 0.1 - 999.9 | 0.1 | ±（0.1% + 0.05sec） | | Dwell Time, second | 0, 0.4 - 999.9
(0=continuous) | 0.1 | | Arc Detection | 1 - 9 ranges (9 is the most sensitivity) | | DC Current Offset, µA | 0 - 200.0 or Auto Set | | Ramp High Current | ON/OFF, User Selection | | Charge - Low Current, µA | 0 - 350.0 or Auto Set | | Discharge Time | < 200 msec | | INSULATION RESISTANCE | | Output Rating | 1KVDC/9999MΩ | | Output Voltage, DCV | 100 - 1000 | 1 | ±（2% of setting + 3V） | | Hi-Limit Resistance, MΩ | 0, 1 - 9999 (0=OFF) | 1 | ±（2% of setting+2counts）at 500-1000VDC, 1 -1000 MΩ
±（8% of setting+2counts）at 500-1000VDC, 1000 -9999 MΩ
±（8% of setting+2counts）at 100-500VDC, 1 -1000 MΩ | | Lo-Limit Resistance, MΩ | 1 - 9999 | 1 | | Delay Time, second | 0, 0.5 - 999.9
(0=continuous) | 0.1 | ±（0.1% + 0.05sec） | | Charge - Low Current, ?A | 0 - 3.500 or Auto Set | | GROUND BOND (7452 ONLY) | | Output Rating | 30A/600mΩ, 8V | | Output AC Current, A | 3.00 - 30.00 | 0.01 | ± (2% of setting +2 counts) | | Output AC Voltage, V | 3.00 - 8.00 | 0.01 | ± (2% of setting +3 counts) | | Output Frequency | 50Hz/60Hz ±100ppm, User Selection | | SETTINGS | | Hi-Limit Resistance, mΩ | 0 - 150 (3 - 30A) | 1 | ± (2% of setting +2 counts) | | Lo-Limit Resistance, mΩ | 0 - 600 (3 - 10A) | | Lead Resistance Offset, mΩ | 0 -200 | 1 | ± (2% of setting +2 counts) | | Dwell Time, second | 0, 0.5 - 999.9 sec (0 = continuous) | 0.1 | ±（0.1% + 0.05sec） | | MEASUREMENT | | AC/DC Voltage, KV | 0 - 6.00 | 0.01 | ±（1.5% of reading + 1count） | | DC Voltage, V (IR) | 100 - 1000 | 1 | ±（1.5% of reading + 3count） | | AC Current Range, mA | 0-3.500 | 0.001 | ±（2% of reading + 3counts） | 3.00-99.99 | 0.01 | ±（2% of reading + 6counts） | | DC Current Range, µA | 0-350.0 | 0.1 | ± (2% of reading + 3counts) | 300 - 3500 | 1 | ± (2% of reading + 2counts) | 3000-9999 | 10 | ± (2% of reading + 6counts) | | AC Current, A (GB) | 0 - 35.00 | 0.01 | ±（2% of reading+2counts） | | Resistance, , MΩ(IR) | 1 - 9999
(Auto Range) | — | ±（2% of reading+2counts）at 500-1000VDC, 1 -1000 MΩ | | ±（8% of reading+2counts）at 500-1000VDC, 1000 -9999 MΩ | | ±（8% of reading+2counts）at 100-500VDC, 1 -1000 MΩ | | Resistance, , mΩ(GB) | 0 - 600 | 1 | ±（2% of reading+2counts） | | GENERAL | | Input Voltage AC | 100/115/200/230Vac±15%, 50/60Hz ± 5%, Fuse 15A | | PLC Remote Control | Input : Test , Reset , Memory1.2.3 | | Output : Pass , Fail , Processing | | Memory | 50 memories, 8 steps/memory | | Display | 20×2 LCD with back light | | Key Lock | To prevent unauthorized alteration of the test Parameters | | Calibration | Build-in software and external calibrated meters | | Alarm Volume Setting | Range: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume. | | Rear Panel Output | YES | YES | YES | | Built-in Scanner | - | - | - | | External Scanner | - | YES | YES | | Smart GFI | YES | YES | YES | | Analog Meter | YES | YES | YES | | RS232 Interface | - | Option | Option | | GPIB Interface | - | YES | YES | | Printer Interface | - | Option | Option | | TUV-GS listed | YES | - | YES | | CE Compliance | YES | - | YES | | Environment | 0-40℃, 20-80%RH | | Dimension (W×H×D) | 430×133×400 (mm) | 430×133×400 (mm) | 430×133×500 (mm) | | Net Weight | 28Kg | 28Kg | 32Kg | | STANDARD ACCESSORIES | | Power Cord(15A) | ×1 | | Fuses | ×2 (Including a spare contained in the fuse holder) | | Hipot Test Lead ,1.5m(1101) | ×1 | ×1 | ×1 | | Hipot Return Lead ,1.8m(1102) | ×1 | ×1 | - | Ground Bond Test Lead 30A
,1.5m(1103) | - | - | ×1 | Ground Bond Return Lead 30A
,1.5m(1104) | - | - | ×1 | | *product specifications are subject to change without notice. |
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