Chapter 8. Installation and Testing Operation
8-8
8.2.2 Regular check
Check following items once or twice per six months, and perform relevant action to take.
[Table 8.4.2] Items of regular check
Items to be checked How to check
Criteria of
decision
Action to take
Ambient
temperature
0~55℃
Ambient humidity
Check using
thermometer and
hydrometer.
5~95%RH
Ambient
environment
Ambient pollution Check corrosive gas.
Shall not be any
corrosive gas.
Arrangement by general
specification (If it is used in a
class, environment of class is
used as standard).
Release, shaking
Shake communication
module.
Shall not be any
release or shaking.
Tighten the screw.
Module status
Attachment of dust
and foreign matter
Visual inspection.
Shall not be any
attachment.
Remove
Release of terminal
screw
Tighten using driver.
Shall not be any
release.
Tighten.
Gap between
compression
terminals
Visual inspection.
Shall be relevant
gap.
Correct.
Connection
status
Release of
connector
Visual inspection.
Shall not be any
release.
Fix the connector
Tighten the screw.
Power voltage check
Check voltage between
terminals.
AC 85~132V
AC 170~264V
Change supplied power.
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