Control Circuit Connections - Control Techniques Unidrive Regen Installation Manual

A.6

Control circuit connections

Figure A-3 shows the control connections that should be made between the Regen and motoring drive.
Figure A-3 Control Circuit Connections.
34
External power supply External power supply
for K2 coil
aux3
K2 K3
Tc1
Drive
Healthy
aux2
aux 1x
Drive
Healthy
Speed/Torque Ref
4 - 20mA Current
Loop
Motor Thermistor
At Zero Speed O/P
User enable
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for K3 coil
1
Relay NO
2
0V Analog
3
10V Out
4
Analog I/P 1+
5
Analog I/P 1-
6
Analog I/P 2
7
Analog I/P 3
8
Analog O/P 1
9
Analog O/P 2
10
0V Analog
11
0V
21
+24V Out
22
0V Digital
23
Digital I/O 1
24
Output enable
Digital I/O 2
25
Digital I/O 3
26
Digital I/P 1
27
Digital I/P 2
28
User
Digital I/P 3
29
enable
Enable
30
0V Digital
31
1
Relay NO
2
0V Analog
3
10V Out
4
Analog I/P 1+
5
Analog I/P 1-
6
Analog I/P 2
7
8 Analog I/P 3
Analog O/P 1
9
Analog O/P 2
10
0V Analog
11
0V
21
+24V Out
22
0V Digital
23
Digital I/O 1
24
Reset
Digital I/O 2
25
Digital I/O 3
26
Fwd
Digital I/P 1
27
Rev
Digital I/P 2
28
Digital I/P 3
29
Enable
30
0V Digital
31
(Set Pr 8.25 to
Pr 15.14 )
Regen Drive
Motoring Drive
Unidrive Regen Installation Guide
Issue Number: 2