Praesideo 3.5 Installation and User Instructions 6 Installation Accessories

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25PRS-NSP Network Splitter

25.1Introduction

The PRS-NSP Network Splitter is used to create short-circuit proof tap-off points in the network. A network may contain up to 10 network splitters.

This unit in metal housing is the successor of the LBB4410/00 in plastic housing.

 

POF (tap-offs, 2x)

POF (main)

Network

POF (main)

 

 

 

Redundancy

 

 

Switching

 

 

Network

 

 

Processor

 

 

Fault

Power

External

 

 

 

Power

figure 25.1: Block diagram of the network splitter

25.2Controls and connectors

25.2.1 Exterior

The exterior of the network splitter (see figure 25.2) contains the following:

1External power supply - A connection for an (optional) external power supply. The external power

supply only feeds the tap-offs (see section 25.3.3).

2 Tap-off 1 - A system bus connector for creating a tap-off. The tap-off is protected against short-circuits and has a maximum load of 2.5 A (see

sections 25.2.2 and 25.3.2).

3System bus - A system bus connector for looping through the main branch (see section 25.3.2).

4 Lid - A lid that provides access to the jumpers (see section 25.2.2). The rear side of the lid contains a label with explanation about the internal settings.

5 Fault LED - A yellow fault LED that provides information about the status of the network splitter (see section 25.5).

6 Power LED - A green power LED that provides information about the status of the network splitter (see section 25.5).

7Tap-off 2 - A system bus connector for creating a tap-off. The tap-off is protected against short-circuits and has a maximum load of 2.5 A (see

sections 25.2.2 and 25.3.2).

8System bus - A system bus connector for looping through the main branch (see section 25.3.2).

Note

It is not allowed to connect more than two other network splitters to a tap-off of a network splitter that is located in the main loop of the network.

Bosch Security Systems 2011-02

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Bosch Appliances 3.5 manual PRS-NSP Network Splitter, Controls and connectors, POF main

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