ABB SCK - Page 61

OI/SCK
-EN Rev. E Operating instruction SCK Gas Sampling System 61
No. Designation and
photo
Location Function
4
Warning buzzer
Front of control
cabinet
Warns about probe
movement.
The buzzer buzzes in the
following situations:
 Automatic mode: ap-
prox. 20 seconds be-
fore probe movement
 Manual mode: immedi-
ately after pressing the
"Retract probe" button
 Error: immediately
before probe retrac-
tion
The buzzer stops buzzing
when the probe has
reached its end position.
5
Shutter
on the duct
opening of the
rotary kiln

Protects from jet
flames, hot material
and gases from the
duct opening.
 Closes the kiln's duct
opening when the
probe is retracted.
 A manual lock ensures
that the duct opening
is reliably closed when
working near the duct
opening.
6
Protective installa-
tion with electric-
lock access
around the
retractor
Prevents anyone from
standing near the retrac-
tor when probe move-
ment is possible.
No probe movement is
possible when the protec-
tive installation is open.
When the protective in-
stallation is opened dur-
ing operation:
 the warning lamps
flash
 the warning buzzer
buzzes
 the probe moves out
of the rotary kiln to
parked position.