Unipulse F160 Operation Manual page 39

5 FUNCTIONS
(3) When the weighed value reaches (Final - Set Point 2), SP2 output signal turns ON. (If the
(4) When the weighed value reaches (Final - Compensation), SP3 output signal turns ON, and if
(5) After the judging time expires, Over/Under judgment is made. If the weighed value exceeds the
(6) Raw materials are discharged from the weighing tank to a container. The valves of the
Chapter
5
Example) In the case when comparing Final, Over/Under, and Near Zero comparison with
Final – Compensation
30
30
comparison inhibit time is set, the timer starts.) After the timer expires, SP2 valve of the
material tank is closed to "SP3".
the judging time is set, the timer starts. The feeding valves are completely closed.
range of the Over/Under set value, the over signal or under signal turns ON.
weighing tank should be opened. Completion of discharge is confirmed with the Near Zero
signal. In weighing from the second time onward, (1) to (5) are repeated.
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.
Net weight.
Net weight
Final
Final – Set Point 2
Final – Set Point 1
Near Zero
0
Tare Subtraction
ON
SP1
ON
SP2
SP3
Comparison
Inhibit Time
Judging Time
OFF
Near Zero
Judgment
(Go, Over or Under)
Over
Under
ON
ON
ON
OFF
ON
ON
Time