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11
Appendix
11.1 Block Diagram
A
Current limit
Discharge circuit
Voltage monitor
Contact check
Current
detection part
ADC
F
C
D
E
EUT
H
Switching
power
supply
EXT. I/O
CPU
RS-232C
Analog
output
G
Measurement block
Control block
Analog power
Output Trance
B
High voltage
output
USB
LAN
(A)
The unique technology mitigates the ripple and outputs the DC voltage without overshoots.
The DC voltage can be changed between 25 V and 500 V with a resolution of 1 V.
(B)
The charging current and short circuit current can be set between 50 µA and 50 mA.
(C)
Any electric charge in the DUT can be discharged at a high speed.
(D)
The voltage monitor also operates even when a test is not being performed and the voltage
between the measurement terminals can be monitored constantly. A BDD circuit is also
included.
(E)
A contact check circuit is installed, which can improve the quality for an insulation
resistance test.
(F)
Measurement current and BDD circuits are included.
(G)
The analog and digital units have a 500 V DC functional insulation structure and are
equipped with a sufficient insulation capability.
(H)
A switching power supply with a wide input range between 100 V and 240 V is used for
the power supply unit and stable measurement can be performed even in a poor power
environment.
11 Appendix
Appendix
HIOKI BT5525A961-00
Содержание BT5525
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Страница 48: ...48 Notifying the Judgment Result and Test Completion with a Beep HIOKI BT5525A961 00 ...
Страница 76: ...76 Initializing the Instrument Reset HIOKI BT5525A961 00 ...
Страница 82: ...82 Deleting Panel Data HIOKI BT5525A961 00 ...
Страница 200: ...200 License Information HIOKI BT5525A961 00 ...
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