10
Voltage input range
85-265 V rms, 50/60Hz, 60 VA
Battery life
Typical capacity is 6 hours continuous testing at 5 kV with a 100 M
Ω
load
Test voltages
250 V, 500 V, 1000 V, 2500 V, 5000 V
Accuracy (23°C, 5 kV)
±5% @ 1 T
Ω
±20% @ 10 T
Ω
Guard
2% error guarding 500 k
Ω
leakage with 100 M
Ω
load
Display range
Digital display (3 digits) 10 k
Ω
to 15 T
Ω
Analogue display
100 k
Ω
to 1 T
Ω
Short circuit/charge current
3 mA @ 5 kV
Capacitor charge time
<3 seconds per µF at 3mA to 5 kV
Capacitor discharge time
<120 ms per µF to discharge from 5000 V to 50 V
Capacitance measurement (500 V minimum test voltage)
10 nF to 50 µF (dependent on test voltage)
Capacitance measurement accuracy (23°C)
±5% ±5 nF
Circuit block diagram
For 5 kV instruments C1 = 47 nF, R1 = 50 k
Ω
, R2 = 40 k
Ω
For 10 kV instruments C1 = 15 nF, R1 = 156 k
Ω
, R2 = 110 k
Ω
SPECIFICATION
100 M
Ω
R1
R2
C1
Volts
Fuse
Cable
under
test
+
+
-
-
G
Discharge
resistance
Current
Ref
Voltage
control
Current
Limit
High
voltage
source
