
—————— Instruction manual ——————
335
Status 6
:
The system reaches this status when the parameter
Jog TW enable
is enabled and the Start command has
been given. The Jog command is used on unwinders in order to bring the coil material till the first nip roll.
See figure 6.17.4.
Status 1
(default)
Status 6
Jog T W enable = 1
Start (drive) = 1
Jog T W enable = 1
Start (drive) = 0
Int acc time = Spd match acc
Int dec time = Spd match dec
W reference = f (Jog T W speed, )
Int acc time = Spd match acc
Int dec time = Spd match dec
W reference = 0
Figure 6.17.4: Functioning with Jog TW enable
Jog TW enable
prepares the system for a particular functioning condition; in order to enable the coil rotation
it is necessary to give the Start command, a following Stop will force the speed reference to 0 (see paragraph
Control logic
).
In the Status 6 the motor speed reference is set to:
W reference = Jog TW speed x Minimum diameter ÷ Roll diameter
It is possible to change the Jog speed sign by using the command
Winder side
.
If starting from the Status 6,
Jog TW enable
is disabled by keeping the Start command, the system switches
to the Status 2.
Summary of Contents for TPD32-EV-...-2B
Page 1: ... Instruction manual Industrial Application DC drives TPD32 EV ...
Page 372: ... TPD32 EV 372 9 BLOCK DIAGRAM 9 1 CONTROL BLOCK DIAGRAMS ...
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