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5 FUNCTIONS
(7) After the judging time expires, Over/Under judgment is made. If the weighed value exceeds the
(8) When the weighing tank runs short of raw materials, the valves of the material tank are opened
Example) In the case when comparing Upper/Lower limit comparison and Near Zero
Chapter
5
Final – Set Point 1
Final – Set Point 2
Final – Compensation
Tare Subtraction
SP1
SP2
SP3
Comparison
Inhibit Time
Judging Time
Lower Limit
Judgment
(Go, Over or Under)
32
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range of the Over/Under set value, the over signal or under signal is output. In weighing from
the second time onward, (3) to (6) are repeated in a like manner.
by the output of the lower limit signal to feed raw materials into the weighing tank.
Point
The feeding valves and discharge valves should be opened and closed through
the PLC or relay sequence according to the control signals from the F160.
comparison with Gross weight, Final and Over/Under with Net weight.
Gross weight
Lower Limit
0
Net weight
ON
ON
Point
The Near Zero signal is used for discharge completion confirmation as in the
case of feeding weighing.
ON
ON
ON
ON
ON
ON
Raw materials are fed until
the upper limit signal is output.
Time
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