User manual

APPENDIX
163
Current Best Resolution
GPT-98XX:
1uA
0.001mA(0.001mA~0.999mA)
0.01mA(01.00mA~09.99mA)
0.1mA(010.0mA)
GPT-99XX:
1uA
0.001mA(0.001mA~1.100mA)
0.01mA(01.11mA~11.00mA)
0.1mA(011.0mA~020.0mA)
Current Measurement
Accuracy
GPT-98XX:
± (1.5% of rdg + 30 counts) when HI SET <1.00mA
(1.5% of rdg + 3 counts) when HI SET ≥1.00mA
GPT-99XX:
± (1.5% of rdg + 30 counts) when HI SET <1.11mA
(1.5% of rdg + 3 counts) when HI SET ≥1.11mA
Window Comparator Method
Yes
ARC DETECT
Yes
Rise-time Control Function
Yes
RAMP (Ramp Time)
0.1~999.9S
TIMER (Test Time)
OFF*, 0.5S~999.9S
GND
ON/OFF
* The timer can only be turned off under special MANU mode (MANU=***-000)
Insulation Resistance Test
Output Voltage
50V~1000V
Output Voltage Resolution
50V
Output Voltage Accuracy
(1% of setting+5V) with no load
Resistance Measurement
Range
1M~ 9500M (GPT-98XX)
1M~ 50G (GPT-99XX)
Test Voltage
Measurement Range
Accuracy
(GPT-98XX)
50V≤V≤450V
1~50MΩ
±(5% of reading +1 count)
51~2000MΩ
±(10% of reading +1 count)
500V≤V≤1000V
1~500MΩ
±(5% of reading +1 count)
501~9500MΩ
±(10% of reading +1 count)
(GPT-99XX)
50V≤V≤450V
0.001~0.050GΩ
±(5% of reading +1 count)
0.051~2.000GΩ
±(10% of reading +1 count)
500V≤V≤1000V
0.001~0.500GΩ
±(5% of reading +1 count)
0.501~9.999GΩ
±(10% of reading +1 count)
10.00~50.00GΩ
±(15% of reading +1 count)
Continued…