Periodic Inspection - Mitsubishi Electric R64MTCPU User Manual

5.2

Periodic Inspection

The items that must be inspected one or two times every 6 months to 1 year are listed below. When the equipment is moved
or modified, or layout of the wiring is changed, also implement this inspection.
Item Inspection item
1 Ambient
environment
2 Installation
3 Connection
4 Module diagnostics
*1 The temperature in the control panel where the Motion CPU module is installed is the ambient temperature.
*2 When an extended temperature range base unit is used, each module can be used in the environment of 0 to 60 (32 to 140).
5 INSPECTION AND MAINTENANCE
60
5.2 Periodic Inspection
Inspection
Ambient Measure with a thermometer.
*1
temperature
Ambient humidity Measure with a hygrometer.
Atmosphere Measure corrosive gas.
Looseness, rattling Move the module to check for
looseness and rattling.
Adhesion of dirt and Visual inspection
foreign matter
Looseness of Check for looseness of
terminal screws terminal screws.
Proximity of Visual inspection
solderless terminals
to each other
Looseness of Visual inspection
connectors
Check with the module
diagnostics of GX Works3.
Criterion Action
*2
0 to 55 (32 to 131) Make sure the environment satisfies all
measurement criteria.
5 to 95%RH
No corrosive gases.
The module must be Retighten the screws.
installed firmly. If the modules are loose, fix it with screws.
Dirt and foreign matter Remove dirt and foreign matter and clean.
must not be present. Attach a connector cover to the connectors
that are not being used.
The connectors not being
used must have a cover
attached.
Screws must not be loose. Retighten the terminal screws.
Solderless terminals must Correct spacing as appropriate.
be properly spaced.
Connectors must not be Insert the connector securely so there is no
loose. looseness.
An error has not occurred. Confirm details of the error, remove the error
factor.