Siemens EF 83H Series Manual do Utilizador descarregar pdf (Página 171)

Reference Data

A-17

SIMATIC 505 PROFIBUS-FMS CP User Manual

You

can enable and disable read or write access to each variable in your

configuration. The Access Rights dialog in the FMS V

ariable input pane

allows you to specify read or write access by password, by groups, or by all.

The effects of these choices with passwords are shown in T

able

A-9.

able A-9

Read/W

rite Access to V

ariables with Passwor

Read Access Write Access Password Result

n n

0 Read and write access are

permitted.

— 0 Only read access is permitted.

—

0 Only write access is permitted.

n n

>0 Read and write access are

permitted with a password.

— >0 Only read access with password is

permitted.

—

>0 Only write access with password

is permitted.

Configuring

Read/Write

Access

to V

ariables

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