Page 6 - Industrial_Technology_EXTRA_May_18th_2020_Classical

the issues. This can also be used
in conjunction with the colour
beacon.
l The third option is to use a
local touch-screen HMI. The
programme is pre-configured for
Mitsubishi Electric’s GOT Series
HMIs and can be scaled up or
down to suit the size of GOT
being used and comes with a set
of pre-defined template screens
to minimise engineering time.
This system can be used with
any brand of motor and the user
requires no prior knowledge of
Various component templates for entering vibration analysis to interpret the alarm codes.
specific operational data for fans, pumps, toothed While the solution can be ordered as a completely
belt drives, clutches, gearbox stages and shafts are new system it can also be retrofitted to any
included. A teach function allows the SCM sensor to Mitsubishi Electric F or A800 E2 model VSD.
learn how the machine behaves in its normal Regardless of how it is configured this package
operating state and creates a memory map of the offers peace of mind for both VSD and drive train,
vibration readings. A database integrated into the giving practical early warning signals and preventing
sensor also contains data from Schaeffler for costly downtime and loss of production.
standard rolling bearings. By recognising What if my system is more complex and I need
imbalance, misalignment and knocking, the system more sensors? The next step is a full Smart
detects damage to the relevant components. Condition Monitoring (SCM) solution that includes
The smart sensor mounted on the rotating multiple sensors a physical PLC and an HMI. The
equipment feeds information back into the VSD and SCM is an integrated solution that collects live data
the VSD compares these vibrations with a look-up from the same Schaeffler sensors, analyses it and
table held inside the VSD’s internal PLC. This then then provides updates and warnings to anything
determines the condition of the motor and the VSD from a smart phone or single HMI to multiple levels
reports this information in one of three ways: of management systems.
l A simple three colour beacon that the VSD has The ability to link multiple SCM sensors back to
already been configured to support from the PLC a single controller means depending on the
code inside the VSD. Showing green for ‘healthy’, application, several machines or a complete
amber for ‘pre-alarm’ and red for ‘tripped’. In a plant production line can be monitored. The fact that the
with a large number of systems in place, a bright system can work as a stand-alone system or
visual check can still be very effective. become part of a fully integrated predictive
l The VSD’s keypad / display offers more maintenance solution transferring its critical data to
advanced on-site diagnostics giving specific reasons either the edge computing layer or straight to the
for pre-alarms and what can be checked to resolve enterprise layer, gives total flexibility and scalability.

May 2020 • INDUSTRIAL TECHNOLOGY EXTRA! • p6