Siemens SIMATIC TI500 Uživatelský manuál stáhnout pdf (Strana 44)

Data Type Identification

A-2

TIWAY I Gateway User Manual

A.1 Corresponding Data Types

This

appendix provides information on which Siemens PLCs are supported

by the Gateway

, and how SIMA

TIC



data types correspond to those of

the host systems. Also included in this appendix are a list of features added

to the latest release of the Gateway and a list of hardware specifications.

able

A-1 shows the correspondence between data types configured in the

host systems and the data retrieved from SIMA

TIC TI PLCs.

able A-1

Data T

ype Identification

PLC Data Type Fisher

Data Type

Foxboro

Data Type

Honeywell

Data Type

V-Memory

(12 LSBs*)

N/A 12-bit Binary from

Holding Registers

N/A

WX-Memory

(12 LSBs*)

N/A 12-bit Binary from

Input Registers

N/A

Y (discrete outputs) or

C (control relays)

Digital Points Discrete Coils Digital Outputs

X (discrete inputs) N/A Discrete Contacts Digital Inputs

V-Memory Words Input Register

16-bit W

ord from

Holding Registers

Analog Outputs

WX-Memory N/A

16-bit W

ord from

Input Registers

Analog Inputs

V-Memory N/A N/A Accumulated

Value

*Least

significant bits

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 93 94

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