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■ PT100 PTC measurement (max.
The major features are the soft changeover betw een
the speed and torque control modes, drooping in
speed control, fast and versatile configurable master-
follower link betw een two ore drives, and inertia
compensation.
Benefits with system control
■ Extended communication capability, data words
available for both directions betw een the drive and
overriding system. Proprietary
(DDCS, Drive bus) and generic (PROFIBUS, InterBus,
DeviceNet) protocols enable the drives linked to
controllers, PLC and PCs. and
digital (max.3 follower M/F link.2009
Application software and programming 35
.
■ different torsional oscillation damping func
tions available damp echanical oscillations. The basic control odes are
speed control and torque control.
In addition parameters, industrial drives have the
possibility for function block programming standard.. Adaptive programming can done
either the standard control panel DriveAP2, a
user-friendly tool. follower’s status
can interlocked for master. E.2..
The ACS800 system control program provides solutions
to virtually all drives applications.Standard control programs
System Control Program
Based Direct Torque Control technology, the
ACS800 offers highly advanced features standard.
The software targeted for multi-motor machines
producing processing metal, paper, plastics,
textiles, rubber and cement, and for numerous other
demanding applications. motors)
■ Thermal model for motor cable protection
■ Motor fan control with diagnostics
■ Freely programmable outputs: analog (max.
3AFE68248531 REV 20. 5)
■ Speed control gain function output low
speed function motor frequency for
torque controlled application
■ Extended internal communication betw een the line
supply unit and inverter unit
Control features
A com plete set standard software features offers
premium functionality and flexibility.
Adaptive programming with programmable function
blocks execution time levels makes possible to
replace, for example, relays even PLC som e
applications. Fast communication
with the overriding controller can exchange operative
data (references, command words) and support
data (configuration data, diagnostics).g.
■ Accurate speed control
■ Accurate torque control without speed feedback
■ Adaptive programming
■ Controlled torque zero speed
■ hold
■ magnetizing
■ Diagnostics
■ Reduced run function with parallel connected in
verter modules
■ Hand/Auto function for local and rem ote operation
selection
■ Flux braking
■ Flux optimization
■ com pensation
■ Motor identification
■ Parameter lock
■ Power loss ride-through
■ Process PID control
■ Programmable I/O
■ Scalar control
■ Speed controller tuning
■ User-selectable acceleration and deceleration ramps
■ User Macro 1&2 for user’s own parameter settings
■ Master-Follower applications with several control
alternatives:
■ torque-controlled followers
■ speed-controlled followers
■ speed-controlled followers with load share function
■ on-line changeable process master(s) with
CACP control program (separate RDCU unit)
■ diagnostics and interlocking master from
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