5. PROCEDURES BEFORE SYSTEM OPERATION
MELSEC-A
5-3
5.2 Handling
Precautions
This section explains handling precautions for AJ71PB96F/A1SJ71PB96F.
CAUTION
Use the module in the environment given in the general specifications of the CPU module’s User’s Manual.
Using the module outside the range of the general specifications may result in electric shock, fire or
malfunctioning, or may damage or degrade the module.
Do not touch the conductive area or the electronic parts of the module. Doing so may cause malfunctioning
or breakdowns.
Switch all phases of the external power supply of the PC system off before connecting the PROFIBUS cable.
Not doing so could cause failure or malfunction of the module.
Be careful not to let foreign matter such as filling or wire chips get inside the module. These can cause fire,
breakdowns and malfunctioning.
Never disassemble or modify the module.
This may cause breakdowns, malfunctioning, injury and/or fire.
Insert the tabs at the bottom of the module into the mounting holes in the base unit.
(The AnS series module shall be fastened by screws in the base unit at the specified torque.)
Not installing the module correctly could result in malfunctioning, breakdown or pieces of the product falling.
Switch all phases of the external power supply off before mounting or removing the module. If you do not
switch off the external power supply, it will cause breakdowns or malfunction of the module.
Tighten the screws with the specified torque. If the screws are loose, it could result in falling, breaks or
malfunction of the module.
If the screws are too tight, it could result in falling, breaks or malfunctions due to damage of the screws or
the module.
(1) The
AJ71PB96F/A1SJ71PB96F’s case is made of resin, so be careful not to drop it or strike
it hard.
(2) The module fixing screw (M4) fastening torque should be tighten within the range of 78.4 to
117.6N
••••
cm {8 to 12kg
••••
cm}
