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7.1
SECTION 7 - OPTIONS
This system monitors lateral blade deviation during cutting. If the blade deflection increases beyond the pre-set warning
limit, then the monitoring device sends a warning signal by means of a flashing beacon mounted on top of the machine
head. If no steps are taken to correct this condition, the machine will continue to cut until the pre-set shut-down limit is
reached. At this point the machine will behave in one of two ways selectable by a parameter setting:
1. Stop cutting, raise the head, and shut down.
or
2. Finish the cut with the present degree of deviation and then shut down.
FACTORY DEFAULT SETTING IS: #1. Stop cutting, raise the head, and shut down.
BLADE DEVIATION
OVERVIEW OF THE BLADE DEVIATION MONITORING SYSTEM. (BDMS)
OPERATION OF THE SYSTEM
The proximity transducer is enclosed in a housing mounted on the idler side guide arm. The sensor converts the blade
lateral deflection to an analog signal, which is sent to the PLC. After a series of calculations the lateral deflection is
displayed on the operator interface in the form of a bar graph.
The bar graph appears in both the Manual Mode and Automatic Mode Screens. It is only active when the blade is running
and head is descending. The length of the bar graph is proportional to the blade deflection. The bar graph extends from
the screen centre towards the right if the blade is deviating towards the front of the saw (cutting into the part), and extends
from the screen centre towards the left if the blade is deviating towards the rear of the saw (cutting into the stock).
If a warning limit is reached and maintained longer than the preset response time, then the beacon light mounted on top of
the head will start flashing.
If a shutdown limit is reached and maintained longer than the preset response time, then the machine will behave in one
of two ways:
1. Stop cutting, raise the head, and shut down.
or
2. Finish the cut with the present degree of deviation and then shut down.
E1060
F1
F5
NAVIGATION KEYS
ENTER KEY
Fig.1
F4
F8
Summary of Contents for M16A
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Page 55: ...4 1 ELECTRICAL SCHEMATICS SEE PDF ON ATTACHED CD SECTION 4 ELECTRICAL ...
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Page 68: ...7 7 AUTOMATIC MODE SCREEN Fig 8 ...
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