Precautions for Safe Use
16
NX-series Communications Interface Units User’s Manual (W540)
Precautions for Safe Use
• When transporting any Unit, use the special packing box for it.
Also, do not subject the Unit to excessive vibration or shock during transportation.
• Do not drop any Unit or subject it to abnormal vibration or shock.
Doing so may result in Unit malfunct
ion or burning.
• Mount terminal blocks and connectors only after checking the mounting location carefully.
• Be sure that the terminal blocks, expansion cables, and other it
ems with locking devices are properly
locked into place.
• Always turn OFF the power supply before inst
alling the Unit. If the power supply is not OFF, the Unit
may malfunction or may be damaged.
• Always turn OFF the Unit power supp
ly and I/O power supply before you remove the NX Unit.
• Do not apply labels or tape to the Unit. When the Units are installed or removed, adhesive or scraps
ma
y adhere to the pins in the NX bus connector, which may result in malfunctions.
• Do not touch the pins in the NX bus connector on the Unit.
Dirt may adhere to the pins in the NX bus
connector, which may result in malfunctions.
Transporting
Mounting
Installation
Example: NX Unit (12 mm width)
NG
NG
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