Mitsubishi Electric MELSEC iQ-F FX5U User Manual page 22

Dielectric withstand voltage test and insulation resistance test
Perform dielectric withstand voltage test and insulation resistance test at the following voltages between each terminal and
the CPU module ground terminal.
■ CPU module, I/O module
Between terminals
Between power supply terminal (AC power supply) and
ground terminal
Between power supply terminal (DC power supply) and
ground terminal
Between 24 V DC service power supply connected to input
terminal (24 V DC) and ground terminal
Between output terminal (relay) and ground terminal
Between output terminal (transistor) and ground terminal
■Expansion board, expansion adapter
Between terminals
Between terminal of expansion board and ground terminal
Between terminal of expansion adapter and ground terminal
For dielectric withstand voltage test and insulation resistance test of each product, refer to manuals of each product.
■Intelligent function module
For information concerning dielectric withstand voltage and insulation resistance of intelligent function modules, refer to
manuals of each intelligent function module.
2 SPECIFICATIONS
20
2.1 Generic Specifications
Dielectric Insulation resistance
withstand voltage
1.5 kV AC for one 10 M or higher by 500 V DC
minute insulation resistance tester
500 V AC for one
minute
500 V AC for one
minute
1.5 kV AC for one
minute
500 V AC for one
minute
Dielectric Insulation resistance
withstand voltage
Not allowed Not allowed
500 V AC for one 10 M or higher by 500 V DC
minute insulation resistance tester
Remarks
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Remarks
Since the expansion board and
CPU module are not insulated, it is
not allowed to perform the
dielectric withstand voltage test
and insulation resistance test
between them.
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