Vacon 100 hvac Applications Manual page 118

VACON · 118
Selection
number
0
1
P3.2.4 START FUNCTION (ID 505)
Use this parameter to select the type of the start function.
Selection
number
0
1
P3.2.5 STOP FUNCTION (ID 506)
Use this parameter to select the type of the stop function.
Selection
number
0
1
NOTE!
Ramp stop cannot be guarenteed in all situations. If ramp stop is selected and the
net voltage changes over 20 %, the voltage estimation fails. In such case, ramp stop
is not possible.
P3.2.6 I/O START/STOP LOGIC (ID 300)
Use this parameter to control the start and stop of the drive with the digital signals.
The selections can include the word 'edge' to help you prevent an accidental start.
An accidental start can occur, for example, in these conditions
When you connect the power.
•
When the power is connected again after a power cut.
•
After you reset a fault.
•
After Run Enable stops the drive.
•
When you change the control place to I/O control.
•
10
Selection name
Yes The keypad stop button is always enabled.
No Limited function of the keypad stop button.
Selection name
The drive drive accelerates from 0 frequency to frequency
Ramping
reference.
The drive detetcts the actual speed of the motor and acceler-
Flying start
ates from that speed to frequency reference.
Selection name
The motor stops on its inertia. When the stop command is
Coasting given, the control by the drive stops and the current from the
drive goes to 0.
After the stop command, the speed of the motor is decreased
Ramp
to zero speed according to the deceleration parameters.
PARAMETER DESCRIPTIONS
Description
Description
Description
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