FX1N Series Programmable Controllers Installation Notes 3.
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• Replace the terminal cover provided, after installation or wiring work is completed, and
before supplying power and operating the unit to avoid electric shock.
• After reading the manual's safety instructions, initiate the operation for making program
changes while the PLC is in RUN mode, forcing ON/OFF and switching RUN/STOP.
• The power supply of the extension units/blocks and the special function units/blocks
should be started at the same time or earlier than the FX
1N
Series main unit.
• DO NOT use the “
●
” terminal in PLC.
• When using an incorrect power source or performing incorrect operation, serious
damage will occur regardless of the level of the voltage and frequency.
• When performing incorrect wiring or operation, serious damage will occur.
• The “L” and “N” terminals are not reversible.
If the “L” and “N” terminals are reversed, the units/blocks may be seriously damaged.
• The “24V” and “0V” terminals are not reversible.
If the “24V” and “0V” terminals are reversed, the units/blocks may be seriously damaged.
• During transportation avoid any impact as the PLC is a precision instrument.
It is necessary to check the operation of PLC after transportation, in case of any impact
damage.
• When storing the PLC, conform to the environmental conditions specified by the general
specification.
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