Emerson Control Techniques Epsilon Eb Series Reference Manual page 65

Epsilon Eb and EN Drives Reference Manual
Presets Radio Button
Selecting this radio button puts the drive into Presets submode. Presets submode provides up
to eight digital Velocity Presets and associated Accel/Decel Presets. At any time, only one
Velocity Preset can be selected. They are selected using the Velocity Preset 1, the Velocity
Preset 2 and the Velocity Preset 3 input functions.
Figure 26: Velocity Presets
Velocity Presets
Enter a value for each of the Velocity Presets you wish to use. The units are RPM and the
range is from ± maximum motor velocity. A positive value will cause CW motion and a
negative value will cause CCW motion. (Motor direction is determined as you face the shaft
end of the motor).
Accel/Decel Presets
Enter an Accel/Decel Presets value for each of the velocity presets you are using. The units
are milliseconds per 1000 RPM and the range is from 0 to 32700.0. Default is 1000 ms/kRPM.
Summation Radio Button
Selecting this radio button puts the drive into Summation submode. Summation Velocity
operating mode is defined as the summation of the Velocity Command Analog and the
Velocity Command Preset to produce the Velocity Command.
Figure 27: Full Scale Velocity
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