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8. Installation and testing operation
8-13
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Table 8.3.1(C) Items of routine check
Items to be checked Contents Criteria of decision Action to take
Cable connection
status
Release of cable Shall not be any release.
Tighten the
cable.
Release of terminal
screw
Shall not be any release.
Tighten screw of
terminal.
Connection status of
terminal block
Gap between
compression terminals
Shall be relevant gap. Correct.
RUN Light on check Light on (Lights-out means abnormal). See Appendix.
TX
Light on check in RUN
status
Light on (Lights-out means abnormal). See Appendix.
RX
Light on check in RUN
status
Light on (Lights-out means abnormal). See Appendix.
IN-RING Light on/light off check
Light on (Light off means abnormal) Lights
when cable is connected with other station.
See Appendix.
LED
indication
FAULT Light off check Light off (Light on or flash error). See Appendix.
8.3.2 Regular check
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Table 8.3.2 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
terminal.
AC 85~132V
AC 170~264V
Change supplied power.