Chapter 10 Maintenance
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10.3 Periodic Inspection
Check the following items once or twice every six months, and perform the needed corrective actions.
Check Items
Checking Methods
Judgment
Corrective Actions
Ambient
temperature
0 ~ 55
°
C
Ambient Humidity
5 ~ 95%RH
Ambient
Environme
nt
Ambience
Measure with
thermometer and
hygrometer measure
corrosive gas
There should be no corrosiv
e gases
Adjust to general standard
(Internal environmental standard of
control section)
Looseness, Ingress
The module should be move t
he unit
The module should be mounted
securely.
PLC
Conditions
dust or
foreign material
Visual check
No dust or foreign material
Retighten screws
Loose terminal
screws
Re-tighten screws
Screws should not be loose
Retighten
Distance between
terminals
Visual check
Proper clearance
Correct
Connecting
conditions
Loose connectors
Visual check
Connectors should not be
loose.
Retighten connector mounting
screws
Line voltage check
Measure voltage between input
terminals
*85 ~ 264V AC
*20~28V DC
Change supply power
Battery
Battery time and battery capac
ity life indicated, Change the
reduction
Check total power failure If
battery capacity time and the
specified source
Battery capacity reduction should n
ot be indicated battery when specifi
ed service life is exceeded
Fuse
Visual check
No melting disconnection
If fuse melting disconnection, chang
e the fuse periodically because a s
urge current can cause heat
Содержание MASTER-K80S
Страница 27: ...Chapter 4 Names of Parts 4 4 1 3 30 points base unit 4 1 4 40 points base unit 4 1 5 60 points base unit...
Страница 66: ...Chapter 6 Input and Output Modules 6 3 30 point base unit 4 40 point base unit DC24V DC24V DC24V...
Страница 67: ...Chapter 6 Input and Output Modules 6 5 60 point base unit DC24V DC24V...
Страница 206: ...Chapter 8 Communication Function 8 63 You can see the frame list which is designated Click OK button...