Praesideo 3.5 Installation and User Instructions 6 Installation Accessories

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26.3.4 Connecting control inputs

The fiber interface has two control inputs (see

figure 26.7). The control inputs can be used to receive signals from third party equipment that must trigger actions within the Praesideo system. The control inputs can be configured to act on contact make or on contact break (see section 43.6).

1 2 3 4

figure 26.7: Control inputs connector

table 26.3: Control inputs connector details

Pin

Signal

1

Input Contact 1

 

 

2

Input Contact 1, ground

3

Input Contact 2

4

Input Contact 2, ground

table 26.4: Control inputs technical data

Control input 1 and control input 2 Resistance detection (supervision enabled): Cable short circuit

<2.5 kohm Contact closed

7.5kohm to12 kohm Contact open

17.5kohm to 22 kohm

Cable broken > 27 kohm

Resistance detection (supervision disabled): Contact closed

<12 kohm Contact open

> 17.5 kohm

It is also possible to have the cables supervised for short-circuits and open connections (see figure 26.8 and figure 26.9). Whether a control input is actually supervised or not is defined in the configuration.

10kΩ

10kΩ

figure 26.8: Supervised control input

Caution

Do not connect DC or AC signals to the control inputs, otherwise the input circuit may be damaged.

figure 26.9: Non-supervised control input

Bosch Security Systems 2011-02

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Bosch Appliances 3.5 manual Control inputs connector Control inputs connector details, Control inputs technical data

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