Pfeiffer, TC 400, Electronic Drive Unit, Operating_Instructions

Connections diagram
4 Connections diagram
n.c.
1
1
n.c.
accessory A
4 1
5
3 2
Accessory A2
24 VDC
Accessory A1
FE
2
3
4
5
Contact load for accessories:
-200 mA max., each connection
-450 mA max., all connections in sum
2
3
4
5
Accessory B2
24 VDC
Accessory B1
FE
2 3
5
1 4
accessory B
+ 24 VDC* out
DI1
1
2
All inputs and outputs
in this area are
galvanically seperated
from +U B
DI Motor pump
3
1
DI Pumping station
4
2
remote
19 26
10 18
1 9
Potential free contacts
DI Standby
DI2
AI+ 0-10 VDC
DO1
DO2
DI3
AI- GND
AO1 / 0-10 V
DI Error acknowledgement
DI Remote priority
Relay 1
Relay 1
Relay 1
Relay 2
Relay 2
Relay 2
Relay 3
Relay 3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
3
4
5
1
2
3
4
5
1
2
3
RS 485 D +
24 VDC* out
GND*
RS 485 D -
n.c.
+ U B (+24 / +48 VDC ± 5 %)
GND
FE
3
4
2
2
1 3
1
DC in RS485
PV.can
DO Remote priority active
23
RS485 D+
24
RS485 D-
25
GND*
26
Fig. 2: Connections diagram and assignment of the TC 400
8