Tarjetas Control Distribuido Honeywell

TotalPlant Alcont and Printa

Interfacing to the Process

TotalPlant Alcont and Printa
Interfacing to the Process Release: System release 630 03/2000
EALCPR.DOC

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Contents
1 Process interfacing options
1.1 1.2

1

1.3 1.4

1.5

1.6

Introduction............................................................................................................................ 1 Interfacing via process interfacecards................................................................................ 1 1.2.1 115/230 V a.c. binary interfaces............................................................................. 2 1.2.2 24/48 V d.c. binary interfaces ................................................................................ 3 1.2.3 Analog interfaces ..................................................................................................... 4 1.2.4 Pulse andfrequency interfaces .............................................................................. 5 1.2.5 EXi-protected interfaces.......................................................................................... 6 Connection types with appropriate process interface cards............................................ 7 Interfacing to the process via extended I/O...................................................................... 9 1.4.1 Interface processors used in the I/O extension................................................. 10 1.4.2 Process interface cards used in I/O extension................................................... 11 Interfacing to the process via fieldbus .............................................................................. 11 1.5.1 Fieldbus interfaceprocessors............................................................................... 12 1.5.2 INTERBUS fieldbus............................................................................................... 12 1.5.3 Fieldbus I/O units ................................................................................................. 13 Connection cards................................................................................................................. 14

2

Process interface cards
2.1

16

2.2

2.3

2.4

2.5

2.6

2.7

ACO Analog current output .............................................................................................. 16 2.1.1 Purpose................................................................................................................... 16 2.1.2 Specification ........................................................................................................... 17 2.1.3 Functions and utilisation ...................................................................................... 17 2.1.4 Connecting signals ................................................................................................ 18...