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% The displayed number is a percentage term.
HEX The value in the third main line is displayed in
hexadecimal notation. If the HEX segment is not
activated, the value is displayed in decimal
notation.
4 Status Line
The status line indicates the current operating state of the
controller board (see "System Startup" on page 14).
RUN
FAIL
BSA
PF
If the controller board is in the READY or BOOT
state, the RUN element is not switched on. In
the ACTIVE state, it flashes and in the RUN
state, it is permanently on.
Active in the event of controller, user or bus
errors.
(Bus Segment Aborted) Active when a bus
segment is switched off and inactive when all
segments are switched on again.
(Peripheral Fault) Active when a device
indicates a peripheral fault.
5 Arrows Pointing Down
If the higher-level control system is in the STOP state, an
arrow appears in the bottom line of the display pointing to the
description on the front plate. This description is host-specific
and indicates the state of the host system. Examples include:
BASP
SYSFAIL
NETFAIL
STOP
CLAB
(Siemens S5) Disable command output
(VMEbus) System failure
(Ethernet) Network failure
(Allen-Bradley, Siemens S7) Control system in
programming mode
(Bosch) STOP state
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6 16 Status Segments
16 status segments are located on the left-hand side of the
display for binary representation of input and output words.
They are displayed when selecting a corresponding menu.
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