Omron EJ1 User Manual page 12

Be sure to thoroughly read and understand the manual provided with the product, and check the fol-
lowing points.
Timing
Purchasing the product Product appearance
Setting the Unit
Wiring
Operating environment
Preparations for Use
Check point
After purchase, check that the product and packaging are not dented
or otherwise damaged. Damaged internal parts may prevent optimum
control.
Product model and Make sure that the purchased product meets the required specifica-
specifications tions.
Product installation Provide sufficient space around the product for heat dissipation. Do
location not block the vents on the product.
Terminal wiring Do not subject the terminal screws to excessive stress (force) when
tightening them.
Make sure that there are no loose screws after tightening terminal
screws to the specified torque of 0.40 to 0.56 N·m.
Be sure to confirm the polarity for each terminal before wiring the ter-
minal block and connectors.
Power supply inputs Wire the power supply inputs correctly. Incorrect wiring will result in
damage to the internal circuits.
Ambient temperature The ambient operating temperature for the product is 10 to 55 C (with
no condensation or icing). To extend the service life of the product,
install it in a location with an ambient temperature as low as possible.
In locations exposed to high temperatures, if necessary, cool the prod-
ucts using a fan or other cooling method.
Vibration and shock Check whether the standards related to shock and vibration are satis-
fied at the installation environment. (Install the product in locations
where the conductors will not be subject to vibration or shock.)
Foreign particles Install the product in a location that is not subject to liquid or foreign
particles entering the product. If sulfide, chlorine, or other corrosive
gases are present, remove the source of the gas, install a fan, or use
other countermeasures to protect the product.
Details
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