Data Aire LonWorks dap4 Petunjuk Manual - Halaman 3

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1. Introduction

The dap4 LonWorks card (Data Aire P/N 160-700-020) is an optional network card

which allows the dap4 controller to be connected directly to a LonWorks

The use of these boards requires knowledge of and experience with the LonWorks

network installation and maintenance tools. The LonWorks card can be factory

installed or field installed

The LonWorks card uses an Echelon

TP/FT-10 channel.

This channel has the following main characteristics:



Alllowing the connection of a maximum of 64 nodes for each network

segment;



The nodes can be connected without any restrictions in the topology: that is,

star, ring, on one bus only, or with any combination of these.



Communication speed: 78,125 kbps;



Maximum distance (Belden 85102 cable): 500m for connections between the

nodes with free topology.

Fig. 1 – LonWorks card

1. Connector to the dap4 controller BMS card.

2. Terminal block for LonWorks® network (GND, A, B).

3. Service pin.

4. Green service LED.

5. Red fault LED.

For details on the activation of the service pin, see Connection to the LonWorks

The green service LED:



Signals the status of the node, as per the LonWorks

Hardware fault: always ON or always OFF;

Node configured (normal operation): ½ second ON, then always OFF;

Node NOT configured: flashing at ½ Hz;

Node without software application: 1 second ON, 2 seconds OFF, then always OFF;

Node in continuous reset: flashing;



Remains on during the activation of the service pin;

Document number 600-000-966 Ver. 3

Dap4 LonWorks Interface Instructions

FTT-10 transceiver, approved for use on the

network.

protocol: