Circuit Diagrams (Electric And Gas Connections) - Siemens ULTRAMAT 23 Operating Instructions Manual

3.8 Circuit diagrams (electric and gas connections)

Analog output 1 P (for IR component 1)
Analog output 2 P (for IR component 2)
Analog output 3 P (for IR component 3)
Analog output 4 P (for O 2 )
ULTRAMAT 23, pin assignment (standard)
Operating instructions ULTRAMAT 23 gas analyzer
C79000-B5276-C216-03
Connector SUB-D 9F (RS 485)
M
GND
+5 V
M
Connector
M
Relay 7
Relay 5
Relay 3
Relay 1
5
GND
9
R_level-N-
4
NC
8
RD/TD-N
3
RD/TD-P
7
R_level-P-
2
NC
6
NC
1
GND
SUB-D 37F
19
37
18
36
17
35
16
34
15
33
14
32
13
31
12
30
11
29
10
28
9
27
8
26
7
25
6
24
5
23
4
22
3
21 P 21 Synchron. input
2 P 2 CAL input
20
P 20 Pump On/Off
1
N (2, 20, 21)
Technical Description
Possibility for connection of
bus terminating resistors to
pins 7 and 9
Analog output N
Connected internally
Analog output N
Cable and plug must be
shielded and connected
Analog output N
to chassis potential.
Analog output N
Relay 8
Relay 6
Contact loading
max. 24 V/1 A, AC/DC;
relay contacts shown:
de-energized relay coil.
Safety extra-low voltage
(SELV) with save
Relay 4
electrical isolation.
Relay 2
Inputs
N = 0 V
P = 24 V (external)
Safety extra-low voltage
(SELV) with save
electrical isolation.
Note:
Cable and connectors must
be shielded and connected
to chassis potential.
3-17