Siemens Cerberus CS1140 - Connections

E3M171 Line module ”Interactive” Ex Detectors
92
Building Technologies 001260_k_en_--.doc
Fire Safety & Security Products 02.2005
21.5 Connections
Explosion hazard area
Ex detectors
1)
Mimic display
Flat cable header (Mini)
ST10
to other I-Bus modules
from previous I-Bus modules
Data communication
I-Bus modules
Double flat cable header
ST1
to other I-Bus modules
red
green
blue
blue
Supply for
I-Bus modules
Plug-in terminals
K1
from previous I-Bus modules
DS11 interactive
Ex detectors
DS11-Line
Ground
(connect to chassis ground)
Module chassis ground
unused
Terminal block
X20
E3M171
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
-
+
F3
F4
2
3
4
+
+
1
SB3
3)
2)
unused
unused
24V
5V
F7
GND
-
-
The control unit software cannot determine whether the
detectors installed in the explosion-hazard area really
are explosion-proof. The commissioning engineer and
the system operator are responsible for installing the
right detectors in the explosion-hazard area!
max. 32 addresses
26 Pin26 Pin12 Pin
for special applications only
- open collector per line for ext. LED
- active upon emergency alarm
Pin assignment ST10
Pin
Linie
GND GND GND GND
123456789101112
1
1) Details regarding max. admissible line resistance –> see document 1204
2) Local ground connection
3) Standard detectors allowed in front of the safety barrier (SB3)