Hioki FT4310, Instruction Manual, Page: 56 / 72

52
Input/Output/Measurement Specifications
(4) SELF CHECK mode
Measurement
item
IGBT and capacitor discharge switch tests
Capacitor
discharge switch:
Short-circuit
Tests that capacitor discharge switch is not short-
circuited.
Fail: [Err5] is displayed.
IGBT:
Short-circuit
Tests that IGBT is not short-circuited.
Fail: [Err4] or [oPn] is displayed.
Accuracy specifications
Conditions of
guaranteed
accuracy
Guaranteed accuracy
period
1 year
Guaranteed accuracy
period from adjustment
made by Hioki
1 year
Temperature and humidity
for guaranteed accuracy
23°C±5°C (73°F±9°F),
80% RH or less
Power voltage range with
accuracy guarantee
6.4 V to 10.35 V DC (One or
more battery levels appear)
Temperature
characteristic
Measurement accuracy ×
0.1/°C is added (other than
23°C±5°C).
(1) Open-circuit voltage measurement
Range (displayed
range)
1000 V (0 V to ±1200 V)
Accuracy range 0 V to ±1000 V
Accuracy ±0.2% rdg.±3 dgt.
Input impedance 1 M
Ω
or higher
Maximum count 1200 counts
Overrange display [>1200 V] or [<−1200 V] is displayed.