Onicon System-10 N2 Manual do Utilizador descarregar pdf (Página 3)

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System-10-N2 BTU Meter Installation and Operation Guide 05/14 - 0655-5 / 18322 Page 3

TABLE OF CONTENTS

1.0 INTRODUCTION ..................................................................................................5

1.1 PURPOSE OF THIS GUIDE .......................................................................5

1.2 TYPICAL SYSTEM-10 NETWORK INTERFACE MODULE ..................... 5

1.3 SPECIFICATIONS ......................................................................................5

1.4 NETWORK SIGNAL CONNECTIONS .......................................................6

1.4.1 RS485 ...............................................................................................6

1.4.2 Optional Network Interface with

Isolated Digital Pulse Input (Di3) ...................................................7

1.5 RS485 BIASING AND TERMINATION ...................................................10

1.6 NETWORK ADDRESSING .......................................................................10

1.6.1 Changing the Device Address .......................................................10

2.0 POINT FILE (.ddl) ...............................................................................................12

2.1 .ddl OR POINT INFORMATION .............................................................12

2.1.1 Single Mode Point Information ....................................................12

2.1.2 Dual or Bi-Directional Mode Point Information ..........................13

2.1.3 Supplementary Tables ..................................................................14

2.1.4 Sample .ddl Files ..........................................................................17

3.0 NETWORK TROUBLESHOOTING TIPS ...........................................................19

3.1 TROUBLESHOOTING .............................................................................19

APPENDIX

A-1 SYSTEM-10 BTU METER COMPUTER BOARD

A-2 SYSTEM-10 BTU METER N2 BOARD

A-3 SYSTEM-10 BTU METER N2 BOARD with Optional Digital Input Pulse (Di3)

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