| SPECIFICATIONS |
| MODEL |
7470 |
7472 |
7473 |
7474 |
| Output Rating |
10KV AC/20mA |
12KV DC/10mA |
20KV AC/10mA |
20KV DC/5mA |
| AC WITHSTAND VOLTAGE (7470&7473) |
| |
Range |
Resolution |
Accuracy |
| Output Voltage, ACV (for 7473) |
0 - 20000 |
10 |
±（2% of setting + 20V） |
| Output Voltage, ACV (for 7470) |
0 - 10000 |
10 |
±（2% of setting + 10V） |
| 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 + 10V), From no load to full load |
| SETTINGS |
| Hi / Lo -Limit AC Current, mA (for 7473) |
0 - 9.999 |
0.001 |
±（2% of setting + 2counts） |
| Hi / Lo -Limit AC Current, mA (for 7470) |
0 - 9.999/10.00 - 20.00 |
0.001/0.01 |
±（2% of setting + 2counts） |
| Ramp Up Time, second |
0.3 - 999.9 |
0.1 |
±（0.1% + 0.05sec） |
| Ramp Down Time, second |
0.0 - 999.9 |
0.1 |
| Dwell Time |
0, 0.3 - 999.9 sec (0=continuous) |
0.1 |
| 0, 0.1 - 999.9 min (0=continuous) |
0.1 |
| 0, 0.1 - 999.9 hr (0=continuous) |
0.1 |
| Cycle Test |
0 - 9999 Times, (0=continuous) |
| Arc Detection |
Range 1 - 7 > 15kV , Range 1 - 9 < 15kV |
| AC Current Offset, mA |
0 - 2.000 or Auto Set ( Option ) |
| MEASUREMENT |
| AC Voltage, KV (for 7473) |
0 - 20.00 |
0.01 |
±（2% of reading + 2counts） |
| AC Voltage, KV (for 7470) |
0 - 10.00 |
0.01 |
±（2% of reading + 2counts） |
| AC Current Range, mA |
0-3.500 |
0.001 |
±（2% of reading + 3counts） |
| 3.00-10.00 (for 7473) |
0.01 |
| 3.00-20.00 (for 7470) |
0.01 |
| Output Voltage, DCV (for 7472) |
0 - 12000 |
10 |
±（2% of setting + 10V） |
| Output Ripple |
<5%（在20KV/5000µA for 7474, 12KV/9999µA at Resistive Load for 7472） |
| GENERAL |
| Input Voltage AC |
115/230VAC ± 15% , 50/60Hz ± 5% Fuse: 6.3A Slow |
| PLC Remote Control |
Input : Test , Reset , Memory1.2.3 ,Interlock |
| Output : Pass , Fail , Processing |
| Safety |
Smart-GFI Function (<1mA) |
| Memory |
50 memories |
| 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 |
| Interface |
RS232/GPIB /Printer Card (Option) |
| Alarm Volume Setting |
10 ranges set by the numeric keys on the front panel |
| Environment |
0-40℃, 20-80%RH |
| Dimension |
430mm(W)×133mm(H)×400mm(D) |
| Net Weight |
24Kg |
24Kg |
22.5Kg |
23Kg |
| STANDARD ACCESSORIES |
| Power Cord (10A) |
×1 |
| Fuses |
×2 (Including a spare contained in the fuse holder) |
| Interlock Disable Key (1505) |
×1 |
| Hipot Test Lead ,1.5m (1142) |
- |
- |
×1 |
×1 |
| Hipot Test Lead ,1.5m (1143) |
×1 |
×1 |
- |
- |
| Hipot Return Lead ,1.8m (1144) |
×1 |
×1 |
×1 |
×1 |
