Periodic Maintenance; Tools Required For Inspection; Periodic Inspection - Delta AH500 Hardware Operation Manual

A H 5 0 0 H a r d w a r e a n d O p e r a t i o n M a n u a l
D.3

Periodic Maintenance

Under the condition that the daily inspection is undertaken, users are suggested that they should carry out the
periodic maintenance according to the actual operating environment. After making sure that the ambient
environment and the AH500 system conform to the cautions listed in section D.1, users then can undertake the
periodic inspection described below. If any abnormal situation occurs, please follow the remedy and carry out
the maintenance.
D.3.1 Tools Required for Inspection

A screwdriver

Industrial alcohol

A clean cotton cloth

A multimeter

A thermometer

A hygrometer
D.3.2 Periodic Inspection
No. Item
Ambient
temperature/
1 humidity
Atmosphere
2 Supply voltage
Looseness
3
Adhesion of dirt
Looseness of
terminal screws
4
Looseness of
connectors
PLC system
5
diagnosis
6 Maximum scan time
D - 4
Inspection
The ambient temperature
and the ambient humidity
are measured by a
thermometer and a
hygrometer.
Measure corrosive gas.
Measure the AC power
supply.
Check whether the module
is loose.
Check the appearance.
Tighten the screws with a
screwdriver.
Pull the connectors.
Check the error logs.
Check the state of SR413
and that of SR414 through
the device monitoring table
in ISPSoft.
Criterion
The ambient
temperature and the
ambient humidity must
To ensure that the
conform to the system operates
specifications for the
in a stable
modules or the environment,
backplane. If the check the reason
specifications are
why the
different, the strictest environment
specifications have varies, and
high priority.
eliminate it.
Corrosive gas must
not be present.
The power supply
should meet the Check the power
specifications for the supply.
power supply module.
Please refer to
chapter 4 for more
The module must be
information about
installed firmly.
installing the
module.
Dirt must not be
Remove the dirt.
present.
The screws must not Further tighten the
be loose. screws.
Further tighten the
The connectors must
screws on the
not be loose.
connectors.
Please refer to
No new error occurs. section 12.1.3 for
more information.
The maximum scan
cycle must be within Check the reason
the range specified in why the scan time
the system lengthens.
specifications.
Remedy