3-2
Chapter 3. MOUNTING AND WIRING
CAUTION
Be sure to check that the wiring is correct before you turn the power ON.
Incorrect wiring might cause damage or malfunction.
If there is a risk of a power surge caused by lightning, use a surge absorber (surge protector)
to prevent fire or device failure.
Mounting
Avoid mounting this controller in the following locations:
• Locations subject to high and low temperature and humidity
• Locations subject to sudden changes in temperature and condensation
• Locations subject to be filled with corrosive gases and flammable gases
• Locations whose atmospheres contain large amounts of dirt and dust, salt,
conductive substances such as iron powder, water droplets, oil mist and organic
solvents
• Locations directly subject to mechanical vibration or shock
• Locations subject to direct sunlight and rain
• Locations subject to splashing of oil or chemicals
• Locations close to sources of electrical noise
• Locations where strong magnetic or electrical fields are generated
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