Emergency Stop - Toshiba TOSVERT VF-AS1 Instruction Manual

6.33.3 Emergency stop

: Emergency stop
: Emergency DC braking control time
• Function
Emergency stop mode can be selected. At emergency stop, a trip message (" ") is displayed. FL relay can
be deactivated using the output function selection.
1) Emergency stop by terminal operation
Emergency stop can be performed with the a or b-contact. Assign the emergency stop function to a terminal as
described below, and select a stop mode.
Input terminal
2) Emergency stop
= : The motor is brought to a stop within the time specified with
= : DC braking is performed at the current specified with
specified with
= : The motor is brought to a stop within the time specified with
3) Selecting the operation of the FL relay
Using the output terminal selection parameter, you can specify whether or not to operate the FL relay.
(output terminal selection 3) =
(output terminal selection 3) =
[Parameter setting]
Title
Emergency stop
Emergency DC braking control time
DC braking current
(Example of terminal assignment): Assigning the emergency stop function to the S3 terminal.
Title
Input terminal function selection 7(S3)
Note 1: Emergency stopping via the specified terminal is possible, even during operation panel operation.
Note 2: If =
braking time
4) Emergency stopping from the operation panel is possible
Pressing the STOP key on the operation panel twice enables emergency stop.
(1) Press the STOP key ———— "
(2) Press the STOP key again — If
a-contact
CC
(emergency DC braking control time).
Use this setting to bring the motor to a stop within time different from the normal
deceleration time specified with
(default): Operates the FL relay in the event of an emergency stop.
: Does not operate the FL relay in the event of an emergency stop.
Function
Function
(Emergency DC braking) and DC braking is not required for normal stopping, set the DC
to [s].
" will blink.
(Emergency stop) =
trips) according to the setting.
If " " is displayed an error detection signal (FL) is issued (FL is activated).
F-55
Input terminal
CC
(DC braking current) for the time
(deceleration time 4).
.
Adjustment range
:Coast stop
:Deceleration stop
:Emergency DC braking
:Deceleration stop (deceleration 4)
~ sec.
~ %
Adjustment range
~
~ , the motor makes an emergency stop (or
E6581301
b-contact
6
Default setting
Example of setting
(Emergency stop)