| Specifications |
| Model |
19056 |
19057 |
19057-20 |
| Mode |
ACW |
DCW |
| Withstanding Voltage Test |
| Output Voltage |
AC: 0.1~10kV |
DC: 0.1~12kV |
DC : 0.1 ~ 20kV |
| Load Regulation |
± (1% of output + 10V), Rated load |
| Voltage Accuracy |
± (1% of setting + 0.1% of full scale) |
± (1.5% of reading + 0.1% of full scale) |
| Voltage Regulation |
± (1% of output + 10V), Rated load |
| Cutoff Current |
0.001~20mA |
0.0001~10mA |
0.0001~5 mA |
| Current Accuracy |
0.100mA~2.999mA :
±(1% of reading + 0.3% of full range)
3.00mA~20.00mA :
±(1.5% of reading + 0.3% of full range) |
±(1% of reading + 0.5% of full range) |
| Current Resolution |
AC : 1μA |
DC : 0.1μA |
| Output Frequency |
50Hz / 60Hz |
– |
| Test/Ramp/Fall/Dwell Time |
0.3 ~ 999 sec., continue / 0.1 ~ 999 sec., off / 0.1 ~ 999 sec., off / 0.1 ~ 999 sec., off |
| Waveform |
Sine wave |
– |
| Insulation Resistance Test |
| Output Voltage |
– |
DC : 0.1 ~ 5kV |
| Voltage Resolution |
– |
2V |
| Voltage Accuracy |
– |
1% of setting + 0.5% of full scale |
1.5% of setting + 0.5% of full scale |
| IR Range |
– |
0.1MΩ ~ 50GΩ |
| Resistance Resolution |
– |
0.1MΩ |
| Resistance Accuracy |
> 0.5kV |
– |
1MΩ ~ 1GΩ : ± 3% of reading + 0.5% of full range
1GΩ ~ 10GΩ : ± 5% of reading + 1% of full range
10GΩ ~ 50GΩ : ± 10% of reading + 1% of full range |
| < 0.5kV |
– |
1MΩ ~ 1GΩ : ± 5% of reading + (0.5*500/Vs)% of full scale |
| Flashover Detection |
| Setting Mode |
Programmable setting |
| Detection Current |
AC : 1mA~20mA |
DC : 1mA~10mA |
| Contact Check Function |
| Contact Check |
OSC (open/short check)
HVCC(High Voltage contact check)
HFCC (High Frequency Contact Check) |
HVCC(High Voltage contact check)
HFCC (High Frequency Contact Check) |
HVCC(High Voltage contact check)
HFCC (High Frequency Contact Check) |
| Electrical Hazard Protection Function |
| Ground Fault Interrupt |
0.5mA±0.25mA AC, ON/OFF |
– |
– |
| Key Lock |
Yes (password control) |
| Interlock |
YES |
| GO/NG Judgment Window |
| Indication, Alarm |
GO : Short sound, Green LED; NG : Long sound, Red LED |
| Memory Storage |
100 sets ,max. 50 steps per set |
| Interface |
Standard-RS232, Handler interface ,USB , SCAN Optional – GPIB interface |
| General |
| Operation Environment |
Temperature: 0℃ ~ 45℃ ; Humidity: 15% to 95% R.H@< 40℃ |
| Power Consumption |
600VA |
| Power Requirements |
100~240Vac, 47~63Hz |
| Dimension (HxWxD) |
130x430x500 mm/5.12×16.93×19.69 inch |
| Weight |
28kg / 61.7 lbs |
