SPECIFICATIONS |
MODEL |
7470 |
7472 |
7473 |
7474 |
Output Rating |
10KVAC/20mA |
12KVDC/10mA |
20KVAC/10mA |
20KVDC/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 |
0.1 - 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 CurrentRange, 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 |
DC WITHSTAND VOLTAGE (7472&7474) |
Output Voltage, DCV (for 7474) |
0 - 20000 |
10 |
±(2% of setting + 20V) |
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) |
SETTINGS |
Hi / Lo -Limit DC Current, μA (for 7474) |
0.0 - 999.9/1000 - 5000 |
0.1/1 |
±(2% of setting + 2counts) |
Hi / Lo -Limit DC Current, μA (for 7472) |
0.0 - 999.9/1000 - 9999 |
0.1/1 |
±(2% of setting + 2counts) |
Ramp Up Time, second |
0.4 - 999.9 |
0.1 |
±(0.1% + 0.05sec) |
Ramp Down Time, second |
0.0,1.0 - 999.9 |
0.1 |
Dwell Time |
0, 0.4 - 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 - 9 (9 is the most sensitivity) |
DC Current Offset, μA |
0.0 - 200.0 or Auto Set (Option ) |
Ramp High Current |
ON/OFF, User Selection |
Charge - Low Current, μA |
0.0 - 350.0 or Auto Set |
Discharge Time |
< 200 msec |
Maximum Capacitive Load |
1.5μF < 2KV 0.15μF < 8KV 0.12μF < 14KV 0.08μF < 20KV |
0.28μF < 4KV 0.15μF < 10KV 0.1μF < 16KV |
0.18μF < 6KV 0.12μF < 12KV 0.08μF < 18KV |
MEASUREMENT |
DC Voltage, KV (for 7474) |
0 - 20.00 |
0.01 |
±(1.5% of reading + 2count) |
DC Voltage, KV (for 7472) |
0 - 10.00 |
0.01 |
±(1.5% of reading + 2count) |
DC Current Range, μA |
0-350.0 |
0.1 |
± (2% of reading + 3counts) |
300-3500 |
1 |
3000 - 5000 (for 7474) 3000-9999 (for 7472) |
10 |
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 |