Mitsubishi 900 Series User Manual page 4

[Mounting Precautions]
• When loading the communication board, External I/O interface module or communication
module to the GOT main unit, fit it to the connection interface of the GOT and tighten the
mounting screws in the specified torque range.
Undertightening can cause a drop, failure or malfunction.
Overtightening can cause a drop, failure or malfunction due to the damage of the screws or
module.
• When loading the communication board to the GOT main unit, take care not to become injured
by the components that are installed or surrounding materials.
• When loading the communication board to the GOT main unit, remove any static electricity
accumulated on your body before engaging in work.
Otherwise, this may result in damage to the board.
[Wiring Precautions]
• Before starting wiring, always turn the GOT power OFF before starting wiring.
Not doing so may cause an electric shock, product damage or malfunction.
•
Please make sure to ground FG terminal of the GOT power supply unit by applying Class D
Grounding (Class 3 Grounding Method) or higher which is used exclusively for the GOT.
Not doing so may cause an electric shock or malfunction.
• Correctly wire the power supply module on the GOT after confirming the rated voltage and
terminal arrangement of the product.
Not doing so can cause a fire or failure.
• Tighten the terminal screws of the GOT power supply section in the specified torque range.
Undertightening can cause a short circuit or malfunction.
Overtightening can cause a short circuit or malfunction due to the damage of the screws or
module.
• Exercise care to avoid foreign matter such as chips and wire offcuts entering the module.
Not doing so can cause a fire, failure or malfunction.
• Plug the bus connection cable by inserting it into the connector of the connected module until it
"clicks".
After plugging, check that it has been inserted snugly.
Not doing so can cause a malfunction due to a contact fault.
• Plug the communication cable into the connector of the connected module and tighten the
mounting and terminal screws in the specified torque range.
Undertightening can cause a short circuit or malfunction.
Overtightening can cause a short circuit or malfunction due to the damage of the screws or
module.
A - 3
CAUTION
!
DANGER
!
CAUTION
!
A - 3