19032 Comparison Chart
|
Chroma 19032 |
Chroma 19032P |
Instek 745A |
Extech 7742 |
Withstanding Voltage Test |
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Output voltage |
AC: 0.05-5KV |
AC: 0.05-5KV |
AC: 0.1-5KV |
AC/DC: 0-5KV |
Load Regulation |
1%+5V |
1%+5V |
1%+5V |
±(2% of output+5V) |
Voltage Resolution |
2V |
2V |
5V |
10V |
Voltage Accuracy |
±(1%+5counts) |
±(1%+5counts) |
±(1% of reading+10V) |
±(2% of reading+2count) |
Cutoff Current |
AC: 40mA |
AC: 100mA |
AC: 40mA |
AC: 0-40mA |
Current Resolution |
AC: 1uA |
AC: 1uA |
AC: 20uA |
AC: 1uA |
Current Accuracy |
±(1%+5counts) |
±(1%+5counts) |
±(1% of reading+ 50uA) |
±(2% of reading+2counts) |
Current Frequency |
50Hz / 60Hz |
50Hz / 60Hz |
50Hz / 60Hz |
50Hz / 60Hz |
Test time |
0.3-999sec,con |
0.3-999sec,con |
1-180sec,con |
0-999.9sec |
Ramp up time |
0.3-99.9sec,off |
0.3-99.9sec,off |
0-180sec,off |
0.1-999.9sec,off |
ARC Detection Current |
AC: 1-40mA |
AC: 1-40mA |
40 Level |
1-9 Range |
Insulation Resistance Test |
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Output Voltage |
0.05-1KV |
0.05-1KV |
50/100/500/1000V |
50V-1000V |
Voltage Resolution |
2V |
2V |
5V |
1V |
Voltage Accuracy |
±(2%+0.5% Range) |
±(2%+0.5% Range) |
±(2%+5V) |
±(7% of reading+2count) |
IR Range |
1M-50GW |
1M-50GW |
1M-10GW |
0.05M-50GW |
Resistance Resolution |
0.1MW |
0.1MW |
1MW |
AVG 0.1MW |
Resistance Accuracy |
5% typical |
5% typical |
1-500MW: 5% of reading |
AVG |
Ground Resistance Test |
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Output Current |
AC: 1-30A 60A(option) |
3-40A |
DC: 3-42A |
AC: 1-40A |
Current Resolution |
10mA |
10mA |
10mA |
10mA |
Current Accuracy |
±(1%Read+0.2%Range) |
±(1%Read+0.2%Range) |
±1% of read±50mA |
AVG ±(2.5% of reading+2counts) |
GR Range |
10-510mW |
10-510mW |
0-600mW |
0-600mW |
Resistance Resolution |
0.1mW |
0.1mW |
100uW |
1mW |
Resistance Accuracy |
±(1%Reading+0.1%Range) |
±(1%Reading+0.1%Range) |
±(1% of reading+2mW) |
±(3% of reading+2counts) |
Twin-Port Function |
YES |
YES |
- |
- |
Scanner Unit (option) |
8 ports, ±phase |
8 ports, ±phase |
8HV+8GB |
8HV+8GB |
Lc Probe |
300V,20A, |
300V,20A, |
- |
277V,15A |
19032 Leakage Current Test Comparison
|
Chroma |
Extech |
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Leakage Current |
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Model |
6000-04 |
6000-07 |
6000-08 |
7740Opt.726 |
7742Opt.739 |
DUT Voltage |
300V |
300V |
300V |
277V |
277V |
DUT Voltage Accuracy |
±(1.5%Reading |
±(1.5%Reading |
±(1.5%Reading |
±(1.5%Reading |
±(1.5%Reading |
DUT Current |
10A |
20A |
20A |
15A |
15A |
Current Accuracy |
±(1.5%Reading |
±(1.5%Reading |
±(1.5%Reading |
±(2%Reading |
±(2%Reading |
Leakage Current |
RMS |
RMS |
RMS+ Peak |
RMS |
RMS+ Peak |
Leakage Current Accuracy(RMS) |
±(2%Reading |
±(2%Reading |
±(2%Reading |
±(1.5%Reading |
±(1.5%Reading |
Leakage Current Accuracy(Peak) |
- |
- |
±(5%Reading |
- |
±(10%Reading |
P2 to G , |
- |
Y |
Y |
- |
Y |