Mitsubishi A2CCPU - 4.8 Handling Precautions

4. A2CcPU /MELSEC-A
4.8 Handling
4.8.1 Precautions on handling
(1 1
Resin terminal connectors and pin connectors are used by the
A2C CPU unit.
Do not drop the CPU unit or apply hard shock to
the unit.
Never remove PCBs from the module. If a PCB is removed, it
will cause troubles.
Observe tightening torque
for each screw.
Screws
Torque kgm (IWn)
Terminal screws (terminal block) (M3.5 screws)
8 (6.93) to 12 (10.4) Module mounting screws (M4 screws)
8.5
(7.36) to 11.5 (9.96)
-
(4) M4 screws should be 10 to 14 mm (0.39 to 0.55 in) long.