P564 Batch Setpoint; P566 Batch Pre-Warn; P567 Batch Pre-Warn Setpoint; P568 Batch Pre-Act - Siemens Milltronics BW500 Operating Instructions Manual

12.8.2

P564 Batch Setpoint

Sets the batch total. When the amount of material delivered reaches this point, the batch relay
contact opens (P100) to signal the end of the batch. (
Enter the setpoint of the units of weight selected (P005).
Note
The batch setpoint can be modified while in RUN mode using the up/down arrow keys.
12.8.3

P566 Batch Pre-Warn

Enables or disables the pre-warn function associated with batch control, warning that the batch
is nearing completion.
Entry:
0 =OFF
1 = ON
12.8.4

P567 Batch Pre-Warn Setpoint

Sets the setpoint for the pre-warn function (P566). When the batch reaches the setpoint, the
relay contact associated with the pre-warn function (P100) closes (
Enter setpoint in units of weight selected (P005).
12.8.5

P568 Batch Pre-Act

Acts on the batch operation such that when the batch totalizer is reset, the batch total is
compared to the setpoint (P564). The difference is then applied to pre-act on the setpoint for the
next batch to improve the accuracy of the batch. The activity is internally limited to ±10% of the
batch setpoint.
Entry:
0 = OFF
1 = Auto
2 = Manual
e.g. For Auto Batch Pre-Act
BW500 and BW500/L
Operating Instructions, 12/2016, A5E33482052-AD
f
f
1st batch
setpoint
pre-act
total
f
= 0.000).
2nd batch
1000 1000
1000
1050
12.8 Batch Control (P560 – P568)
f
= 0.000).
3rd batch
1000
950 960
990 1000
Parameters
177