![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/d/3e/d3e0f8b4-d392-4672-a372-c442c7ed1f0d/d3e0f8b4-d392-4672-a372-c442c7ed1f0d-bg45.png)
FX1N Series Programmable Controllers Installation Notes 3.
3-9
1
2
3
4
5
6
7
8
• Use the battery for memory backup correctly in conformance to this manual.
- Use the battery only for the specified purpose.
- Connect the battery correctly.
- Do not charge, disassemble, heat, put in fire, short-circuit, connect reversely, weld,
swallow or burn the battery, or apply excessive forces (vibration, impact, drop, etc.) to
the battery.
- Do not store or use the battery at high temperatures or expose to direct sunlight.
- Do not expose to water, bring near fire or touch liquid leakage or other contents
directly.
- Incorrect handling of the battery may cause heat excessive generation, bursting, igni-
tion, liquid leakage or deformation, and lead to injury, fire or failures and malfunctions
of facilities and other equipment.
• 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.