Controller Inhibit - Lenze 9300 Series System Manual

6.4

Controller inhibit

Description
Codes for parameter setting
Code Possible settings
No. Name Lenze Selection
C0040 Ctrl enable 0
Activation
EDSVF9383V EN 7.1−04/2012
If the controller inhibit is active, the power outputs are inhibited.
ƒ The drive coasts in zero−torque mode.
ƒ Status display of keypad: Pulse inhibit c
ƒ Status display at the controller: The green LED is blinking.
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Danger!
Do not use the "controller inhibit" function (DCTRL1−CINH) for
emergency−off. The controller inhibit only inhibits the power
outputs and does not disconnect the controller from the mains!
The drive could start again any time.
0 Ctrl inhibit
1 Ctrl enable
Via terminal X5/28:
ƒ A LOW level at the terminal inhibits the controller (cannot be inverted)
ƒ A HIGH level re−enables the controller
Via the keys of the keypad (if C0469 = 1):
ƒ s inhibits the controller
ƒ u re−enables the controller
Via code C0040:
ƒ C0040 = 0 inhibits the controller
ƒ C0040 = 1 re−enables the controller
)
Note!
The sources for controller inhibit are ANDed, i.e. the drive only
ƒ
restarts if the controller inhibit signals of all signal sources
have been eliminated.
The restart starts with zero speed. If centrifugal masses are
ƒ
still rotating, this can lead to an overcurrent.
l
Controller inhibit
IMPORTANT
Controller enable
l
Controller can only be enabled
if X5/28 = HIGH
Controller inhibited
Controller enabled
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