52
Chapter VIII Parameters
8.1 General parameters
General functions:
Measurement parameters
Insulation resistance R, leakage
current I, surface resistance Rs, bulk
resistance
Scope of testing
500
Ω
~9.9X1015
Ω，
2mA ~ 0.01pA
Test speed (MAX)
Fast 5 times per second, slow 1 time
per second
Readback voltage accuracy 0.5%
（＞
10V
），
1%
（≤
10V
）
Range Overlimit Display
Super range
Input terminals
Banana plug, BNC plug
Operating key
Rubber bond
Display
4.3 inch TFT
Precision Guarantee
Period
1 year
Operating temperature
and humidity
0
℃
to 40
℃
below 80 RH (no
condensation)
Storage temperature and
humidity
-10
℃
to 60
℃
below 80 RH (no
condensation)
Operating environment
Indoor, highest altitude m 2000
Power supply
Voltage :198 V ~240 V AC
Frequency :47 Hz/63Hz
Power consumption
50 W
Size
About 331 mm x 329mm x 80mm
Weight
Approximately 4.1 kg
