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Precautions On Handling - Mitsubishi Electric MELSEC-A Series User Manual

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4.A2CCPU
- - - - - - - - - - - - - - - - - - - MELSEC·A
4.8
Precautions on Handling
(1) Resin terminal connectors and pin connectors are used by the A2C CPU
I
unit. Do not drop the CPU unit or apply hard shock to the unit.
(2) Never remove PCBs from the module. If a PCB is removed, it will cause
trouble.
(3) Observe tightening torque for each screw.
SCrew.
Torque kg-em (Ib-In)
Terminal screws (terminal block)
8.5 (7.36) to 11.5 (9.96)
(M3.S screws)
Module mounting screws
(M4 screws)
8 (6.93) to 12 (10.4)
(4) M4 screws should be 10 to 14 mm (0.39 to 0.55 in) long.
4-76

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