E3L020 Control module ”I/O”
58
Siemens Building Technologies
007831_a_en_--.doc
Fire & Security Products
03.2004
14.3 Important
components
Fuses
F2...F17 1A/F inputs/outputs 1....16
(not monitored)
SMD fuses (can only be changed at factory)
Fuse
F19 1,6A/F Module supply
SMD fuse (can only be changed at factory)
Fuse
F18 1,25A/F (monitored)
Fuse with high breaking capacity
(sand-filled)
Fuse
F1 0,5A/T (monitored)
Fuse with high breaking capacity (sand-filled)
Flat cable header "ST1" (26-pin):
I-Bus
Plug-in terminals "K1":
Supply to the "I-Bus" modules
Maintenance switch "S2":
Test LEDs H1...H16 Switch on / off
To switch on maintenance LEDs for
test purposes. In addition to driver
output, enables the corresponding LED
(H1...H16) to be activated.
= LED (H1..H16) lights if
output is activated.
S2-on
Programming switch "S3":
"I-Bus address" setting (see below)
Test LEDs H1...H16 at rear.
Allocation of LED see
chapter Connections
S3
F18
F2
F17
F1
ST1
S2
ON
ON
1
F19
K1
1
4
E3L020
H1
H16
ASIC
I-Bus
14.4 Programming
switch
”S3”
To set I-Bus address. Each element (module) connected to the I-Bus must have an
individual address (number). This is set on programming switch ”S3”. Maximum 16
I-Bus devices.
Function / I-Bus address
Programming switch S3
No.
S3-1 S3-2 S3-3 S3-4 S3-5 S3-6
0
Module out of commission (unused)
off
off
off
off
off
off
1
I-Bus user number 1
on
off off off off off
2
2
off
on
off off off off
3
3
on
on
off off off off
4
4
off off
on
off off off
5
5
on
off
on
off off off
6
6
off
on
on
off off off
7
7
on
on
on
off off off
8
8
off off off
on
off off
9
9
on
off off
on
off off
10
10
off
on
off
on
off off
11
11
on
on
off
on
off off
12
12
off off
on
on
off off
13
13
on
off
on
on
off off
14
14
off
on
on
on
off off
15
15
on
on
on
on
off off
16
16
off off off off
on
off
”S3-1...6” are set to ”off” at the factory
