27
Precautions for Correct Use
NJ-series CPU Unit Hardware User’s Manual (W500)
Precautions for Correct Use
• Follow the instructions in this manual to correctly perform installation.
• Do not operate or store the Controller in the following locations. Operation may stop or malfunctions
may occur.
• Locations subject to direct sunlight
• Locations subject to temperatures or humidity outside the range specified in the specifications
• Locations subject to condensation as the result of severe changes in temperature
• Locations subject to corrosive or flammable gases
• Locations subject to dust (especially iron dust) or salts
• Locations subject to exposure to water, oil, or chemicals
• Locations subject to shock or vibration
• Take appropriate and sufficient countermeasures when installing the Controller in the following loca-
tions.
• Locations subject to strong, high-frequency noise
• Locations subject to static electricity or other forms of noise
• Locations subject to strong electromagnetic fields
• Locations subject to possible exposure to radioactivity
• Locations close to power lines
• Before touching a Unit, be sure to first touch a grounded metallic object in order to discharge any
static build-up.
• Install the Controller away from sources of heat and ensure proper ventilation. Not doing so may
result in malfunction, in operation stopping, or in burning.
• An I/O bus check error will occur and the Controller will stop if an I/O Connecting Cable’s connector is
disconnected from the Rack. Be sure that the connectors are secure.
Storage and Installation
Mounting
To Next Page
General
