Bosch 3.5 Manual De Usuario

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Bosch Security Systems | 2011-02
Praesideo 3.5 | Installation and User Instructions | 3 | Control Equipment
en | 122
7.4.4
Connecting control inputs
The CobraNet interface has 8 control inputs. The 
control inputs can receive signals from third party 
equipment that must trigger actions in the Praesideo 
system. The control inputs can be configured to act on 
contact make or on contact break (see section 43.7). It 
also possible to supervise the cables for short-circuits 
and open connections (see figure 7.3 and figure 7.4). 
Whether a control input is actually supervised or not is 
defined in the configuration.
7.4.5
Connecting control outputs
The CobraNet interface has 5 control outputs. The 
control outputs can be used to send signals to third party 
equipment to trigger actions. Each control output 
connection has three pins (see figure 7.5).
The common (C) pin of the control output should 
always be connected. Whether the other pin that is 
connected is the normally closed (NC) or normally 
open (NO) depends on which action that take place 
when the control output is active (see table 7.1).
In the configuration, a purpose must be attached to the 
control output that indicates the action to be taken when 
it becomes active (see table 43.6).
figure 7.3: Supervised control input
figure 7.4: Non-supervised control input
Warning
Do not connect DC or AC signals to the control 
inputs, otherwise the input circuit may be 
damaged. Only use voltage-free contacts.
Control In
1
2
3
4
5
6
7
8
10k
Ω
10k
Ω
Control In
1
2
3
4
5
6
7
8
Note
Do not combine control input wires of multiple 
control inputs (e.g. do not use a common return 
wire).
figure 7.5: Control outputs
table 7.1: Control outputs details
Connection
Abbr.
Description
Normally 
closed
NC
By default, the NC 
contact is connected 
with common contact 
C. When the output is 
activated, the NC 
contact is opened.
Normally 
open
NO
By default, the NO 
contact is not 
connected with 
common contact C. 
When the output is 
activated, the NO 
contact is closed.
C NC NO C NC NO C NC NO C NC NO C NC NO
Control Out
1
2
3
4
5