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LG PQNFB16A1 User Manual

Page 2

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2 Lonworks Gateway

BNU-LW (Lonworks Gateway)

TABLE OF CONTENTS

Safety Precautions.................................................................................................3

Overall system diagram.........................................................................................7

External wiring diagram ........................................................................................8

How to set the address for the central controller of the indoor unit

connected to BNU-LW (Lonworks Gateway).......................................................8

Communication line specification .......................................................................9

Name of each part ................................................................................................10

Installation order ..................................................................................................11

BNU-LW wiring order ...........................................................................................12

Air conditioner/ventilation function table ..........................................................13

Air conditioner indoor unit function ...................................................................13

Ventilation indoor unit function ..........................................................................14

BNU-LW remote diagnosis function...................................................................15

Setting method..................................................................................................15

Configuration ....................................................................................................16

Setting the indoor unit address ..........................................................................18

Setting the indoor unit address .........................................................................18

Interfacing with simple central controller..........................................................19

Appendix...............................................................................................................20

A/C Objects.......................................................................................................20

Air conditioner control/monitoring point ............................................................21

Ventilation control/monitoring point ...................................................................22

Network variables .............................................................................................23