Vacon NX series Applications Manual page 251

PARAMETER DESCRIPTIONS
Table 115: Selections for parameter ID300
Selection DIN1
closed contact = start (Rising
7
edge required to start)
open contact = stop
Application 3:
closed contact = start forward
8 (Rising edge required to start)
* = 3-wire connection (pulse control)
The selections including the text 'Rising edge required to start' must be used to exclude the
possibility of an unintentional start when, for example, power is connected, re-connected
after a power failure, after a fault reset, after the drive is stopped by Run Enable (Run Enable
= False) or when the control place is changed from I/O control. The Start/Stop contact must
be opened before the motor can be started.
f
FWD
out
REV
DIN1
DIN2
Fig. 30: Start forward/Start reverse
1. The first selected direction has the
highest priority.
2. When the DIN1 contact opens the
direction of rotation starts the change.
A) Stop function (ID506) = coasting
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DIN2
closed contact = start enabled
open contact = start disabled
and drive stopped if running
closed contact = reference
increases (motor potentiome-
ter reference)
A
3. If Start forward (DIN1) and Start reverse
1 2
(DIN2) signals are active simultaneously
the Start forward signal (DIN1) has
priority.
VACON · 251
DIN3
t
3
8