CAUTION
• Use the PLC in an operating environment that meets the general specifications described in the
manual.
Using the PLC in any other operating environments may cause an electric shock, a fire or a
malfunction, or may damage or degrade the PLC.
• Before installing the module, securely insert the module fastening latch at the lower part of the
module into the installation hole on the base unit. (Q Series modules must be fixed to the base unit
with screws using the specified torque.)
If the module is not installed properly, it may cause the module to malfunction, fail or fall off.
• Tighten the installation screws within the specified torque.
If the screws are loose, it may cause the module to fall off or malfunction.
If the screws are tightened excessively, it may damage the screws and the module, and cause the
module to fall off or malfunction.
• Connect the reader writer cables securely to the connectors of the module. After connecting, make
sure to check that the cables are not loose.
If the cables are loose, poor cable connections may cause erroneous inputs and/or outputs.
• Do not directly touch the conducting parts and electronic parts of the module.
It may cause the module to malfunction or fail.
[WIRING PRECAUTIONS]
CAUTION
• Before starting any installation or wiring work, make sure to shut off all phases of the power supply