Peripheral output control word

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Easy ProfibusEPB Functional DescriptionProcess data areaPeripheral output control word

 

In the peripheral output for the static control word various additional functions of the operator interface can be activated.

 

Peripheral output

control word





Start address + 01

Bit status

Function

used for

Comment

Bit 00

Bit 01

0

0

New value

Fault messages

The most recent fault message will be displayed at the top of the list (on the fault message page).

Bit 00

Bit 01

1

0

First value

Fault messages

The fault message that occurred first will be displayed at the top of the list (on the fault message page). All other fault messages are placed at the end of the fault message buffer.

Bit 00

Bit 01

0

1

Priority

Fault messages

The fault message with the highest priority will be displayed at the top of the list (on the fault message page).

Fault message number 1 (bit 0) has the highest priority, fault message number 512 (bit 511) has the lowest priority.

Bit 02

0

Variables in dynamic fault messages static

Fault messages

The variables in dynamic fault messages are not updated.  *

Bit 02

1

Variable in dynamic fault messages dynamic

Fault messages

The variables in dynamic fault messages are updated cyclically.  *

Bit 03

1

Rotating

Fault messages

All outstanding fault messages rotate in a 2-second cycle.

Bit 04

0

Password: no image call

Password management

Not supported in EPB  !

Bit 04

1

Password: no  editing of variables

Password management

Not supported in EPB  !

Bit 05

0

Password: Login aktive

Password management

Not supported in EPB  !

Bit 05

1

Password: Login switched off

Password management

Not supported in EPB  !

Bit 06

1

Print without header

 

Pages

only for MT-xxx

Bit 12

Bit 13

0

0

Brightness level 1

(maximum)

Backlight

Maximum brightness of backlight  (100%)

Bit 12

Bit 13

1

0

Brightness level 2

Backlight

Brightness of backlight (75%)

Bit 12

Bit 13

0

1

Brightness level 3

Backlight

Brightness of backlight (50%)

Bit 12

Bit 13

1

1

Brightness level 4

(minimum)

Backlight

Minimum brightness of backlight  (0%)

Bit 14

1

<ESC> / <CR> not to start screen

System operation

Users cannot navigate to the start screen (page 0) by pressing the <ESC> or <CR> keys.

Bit 15

1

Prevent editing of variables

System operation

All variables are displayed as actual values and cannot be edited. The cursor is hidden.

 

* Condition for variables in dynamic fault messages:

This bit function (bit 2) will only be interpreted if "Control via PLC" has been selected in menu item "Handling of fault messages" in the operator interface.

 

Currently, bits 7 to 11 have not been allocated any functions.

 

 

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