Vacon 20 CP/X, Applications Manual

Page: 56 / 92

vacon • 53 Parameter description
4
4.4 Digital inputs
P4.1 S
TART SIGNAL
1
P4.2 S
TART SIGNAL
2
Signals for start and direction. Logic is selected with P2.1.
P4.3 R
EVERSE
Should be used when Start signal 2 has not the meaning of reverse.
P4.4 E
XTERNAL FAULT CLOSE
Fault is triggered by high digital input.
P4.5 E
XTERNAL FAULT OPEN
Fault is triggered by low digital input.
P4.6 F
AULT RESET
Active on rising edge.
P4.7 R
UN
E
NABLE
Motor stops by coasting if the signal is missing.
Note: The drive is not in Ready state when Enable is low.
P4.8 P
RESET SPEED B
0
P4.9 P
RESET SPEED B
1
Digital inputs for preset speed selection, with binary coding.
P4.14 S
EL
. C
ONTROL PLACE
2
Digital input high activates control place 2 (P2.14).
P4.15 S
EL
. F
REQ
.
REFERENCE
2
Digital input high activates frequency reference source 2 (P2.15).
P4.16 S
EL
. PID
SETPOINT
2
Digital input high activates setpoint 2 (P12.3), when P12.1=0.
P4.17 M
AINS CONNECTED
In case the drive is fed by mains supply, the controller knows this situation through a specific
digital input.
The functions related to DC voltage (start enable, MPPT) are disabled in this condition.
P4.18 E
NERGY COUNTER RESET
This parameter enables reset of Energy counter.