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18.1 Daily Inspection
Daily inspection items
No.
1
GOT mounting status
Connection
2
status
Usage
3
status
Refer to the following for the model names of the protection sheet or the replacement procedure.
18.2 Periodic Inspection
Yearly or half-yearly inspection items
The following inspection should also be performed when equipment has been moved or modified or the
wiring changed.
No.
Inspection Item
Surrounding
1
environment
2
Power supply voltage check
Mounting
3
status
Connection
4
status
5
Battery
18 - 2
18.1 Daily Inspection
Inspection Item
Loose terminal screws
Loose connectors
Dirt on protection sheet
Foreign material
attachment
Section 8.1 Protective Sheet
Inspection Method
Ambient
Make measurement
temperature
with thermometer or
hygrometer
Ambient
Measure corrosive
humidity
gas
Atmosphere
24VDC Measure
voltage across
terminals.
Looseness
Move module
Dirt, foreign
Visual check
matter
Loose
Retighten screws with
terminal
screwdriver
screws
Loose
Visual check
connectors
Check the "Battery
voltage" by using the
"Time setting"
function in the utility.
Time Setting and
Display
Inspection
Method
Check for loose
Securely mounted
mounting screws.
Retighten screws
Not loose
with screwdriver
Visual check
Not loose
Visual check
Not outstanding
No foreign matter
Visual check
sticking
Display section 0 to 50°C
Other portions
10 to 90%RH
No corrosive gas
20.4 to 26.4VDC
Should be mounted firmly
No dirt, foreign matter
sticking
Not loose
Not loose
(Preventive maintenance)
Section 13.1
Criterion
Retighten screws within the
specified torque range
Retighten terminal screws
Retighten connector fixing
screws
Replace with new one
Remove clean
Criterion
For use in control panel,
0 to 55°C
temperature inside control
panel is ambient
temperature
Change supply power
Retighten screws
Remove, clean
Retighten terminal screws
Retighten connector fixing
screws
Replace with new battery
when the current battery
has reached the specified
life span, even if battery
voltage is not displayed.
Action
Action
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