@
BOSCH
Flexible Automation
Description Stage 4 Chapter 1
CC
lOOM
User
Manual
Deactivatable
encoder
monitoring
Function:
The
interface signal -Encoder monitoring oW stops monitoring
of
the encoder
if
signal ·Drive
on"
is
not
active
for
the
relevant axis.
Activating
Ihe
signal:
If address (A) 4.7 is programmed in
the
PlC,
Ihe
signal is
sel
after
Ihe
PlC cycle.
Signal "Encoder monitoring
oU-
acts only for the axes whose
~Drive
on" (A2.0 - A2.4) interface signal
is swilched
10
"Low"
(I).
Drive
on
Encoder monitoring off
Signal
I I (1) • I (2) •
~
L--_,
_---1
,
If
the
"Drive
on"
interface
signal
changes
to
"High"
when
"Encoder monitoring
oU-
is
also
active, the monitoring process is continued (2).
If
the
"Encoder monitoring
oU-
signal
is
set
to
"Low·,
the
pending alann messages of
the
monitoring logic are reset (3).
Reselling the alarms
~
,
I'~
(3)
Error
Preconditions
"Encoder monitoring
oU-
is permitted for each axis
if
the IF signal
A4.
7 is set and
if
the -Drive on- signal
of
the relevant axis is set
to
"Low",
Alarm
messages
An alarm message is issued
if
.... an encoder is not connected without signals "Encoder monitoring off" and "Drive on" being
inactive,
..
"Drive
on·
is set before "Encoder monitoring oW has been reset.
1
-33
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