Siemens SIPART DR21

4 Installation
4.2 Electrical Connection
Manual
SIPART DR21
C73000-B7476-C143-08
143
D 6DR2801-8D 2DO relay 35 V
!
W ARNING
The relay contacts are only permitted for switching voltages up to UC 35 C.
DO3 and DO4 in slot 3 (S22 = 2) Set function with S58 to S68
Set direction of effect with S69 to S75
5 497
4 496
6 495
Terminals
Labeling according to DIN 45140
DO4
2x68 V AC
1μ
1μ
22 Ω
3 397
2 396
1 395
DO3
1μ 1μ
22 Ω
....
......
AC contact load capacity
U ≤35 V
I ≤5A
max. power ≤150 VA
DC contact load capacity
U ≤35 V
I ≤5A
max. power ≤80 W at 35 V
≤100 W at 24 V
2x68 V AC
....
......
Figure 4-37 Connection of 2DO (relay) -module 6DR2801-8D
D 6DR2804-8A (coupling relay 230 V, 4 relay)
6DR2804-8B (coupling relay 230 V, 2 relay)
Can be snapped onto DIN rail on the back of the controller .
Wired externally to the desired digital outputs.
These must then be structured with S57 to S68.
e.g. connection for ±
Δy outputs in the S-controller with coupling relay 230 V, 2 relays
(6DR2804-8B)
420 V
420 V
GND
DO1
+Δy
DO2
--Δy
220 Ω
22n
11/
12
220 Ω
22n
N
L
1
2
3
6
4
5
9
7
8
GND
8
7
Figure 4-38 Connection of coupling relay 230 V 6DR2804-8B