E3M080 Line module ”Collective”
35
Siemens Building Technologies
007831_a_en_--.doc
Fire & Security Products
03.2004
9.8 Connections
Max. 25 collective detectors
Line type11 = Transzorb 20V
1 = EOL22 (Ex)
Line 8
Line 7
Line 6
Line 5
(connect to chassis ground)
Module chassis ground
unused
Line 4
Line 3
Line 2
Line 1
Terminal block
X20
E3M080
1
2
3
4
5
6
7
8
9
10
11
12
+
-
+
-
+
-
+
-
13
14
15
16
+
-
+
-
17
18
19
20
+
-
+
-
F2
F1
F4
F3
F6
F5
F8
F7
F10
F9
F12
F11
F14
F13
F16
F15
SB3
Ex detectors
DC1192
24V
DC
1)
*
*
Z-Diode
5.6V
*
Z-Diode
5.6V
Z-Diode
5.6V
Alarm contact
*
resistor 1.2k
Ω
or
2)
Explosion hazard area
1)
Local ground connection
2)
To read in technical alarms. Do not mix with detectors on the same line
EOL22 (Ex)
Transzorb 20V
Transzorb 20V
Transzorb 20V
Transzorb 20V
Transzorb 20V
2
3
4
+
+
Plug-in terminals
K1
Supply
I-Bus modules
1
blue
blue
green
red
24V
5V
Double flat cable header
ST1
Data communication
I-Bus modules
GND
-
-
26 p
in
26
pin
from previous I-Bus modules
to other I-Bus modules
unused
to other I-Bus modules
from previous I-Bus modules
*