Functional Description l 3-7
Standstill monitor
The 18 Series granulator has a standstill monitor, which senses inductively when
the cutter has stopped. The standstill monitor locks the breaking key to the locking
device on the door to the cutter house, so long time as the cutter is in motion.
The locking device to the cutter house door can not be opened if the cutter is in
motion.
Important parts which belongs to the granu-
lator safety system
• The granulator inlet part should always be installed during operation.
• The granulator must never be used without the hopper inlet part.
• The granule bin must always be properly installed.
• The cutter house door must always be properly closed.
Before the granulator can be started
• The hopper must be closed.
The safety switch senses that the hopper seals tightly against the cutter housing.
• The granule bin must be properly installed.
• The cutter house door must always be properly closed.
The safety switch checks that the cutter house door is closed.
• The granulator safety relay must be reset.
Hopper
Inlet part
Safety switch with
breaking key
Safety switch
with magnetic
control
Granule bin
Cutter house door
3
Functional Description
To Next Page
Loading...