Installation Guidelines
3.3 Electrical Connections
LDS 6
34
Operating Instructions, 01/2009, A5E00295894-05
3.3.4
Pin Assignment of LDS 6
The signal connection is carried out by using two DSUB connectors for each channel – one
15 pins and one 25 pins.
4
5
12
13
14
15
1
2
3
6
7
8
9
10
11
12
13
7
8
9
10
11
4
5
17
18
19
1
2
3
6
16
21
14
20
15
22
23
24
25
GND
Contact loading
max. 24 V/1 A, AC/DC
The relay is de-energized in
the shown contact position
Floating via opto isolator
"0" = 0 V (0 to 4.5 V)
"1" = 24 V (13 to 33 V)
Binary inputs 1 to 4-N
Binary input 1-P
Binary input 2-P
Binary input 3-P
Binary input 4-P
GND
GND
Relay 1
Relay 2
Relay 3
Relay 4
Relay 5
Relay 6
GND
Connector SUB-D 25F
Temperature correction
Temperature correction
Pressure correction
Pressure correction
Analog outputs:
floating
(also to one another),
RL
≤
750
Ω
Non-floating
analog inputs
GND
Analog output 2-P
GND
NC
GND
Analog output 1-N
Analog output 1-P
Analog output 2-N
Analog input 2-P
Analog input 2-N
Analog input 1-P
Analog input 1-N
Binary input 6-P
Binary input 5-P
Binary inputs 5 to 6-N
GND
GND
GND
Connector SUB-D 15F
GND
Component 2
(if present)
Component 1
Floating via opto isolator
"0" = 0 V (0 to 4.5 V)
"1" = 24 V (13 to 33 V)
Figure 3-3
Pin assignment for I/O connections