8.2
Speed Sensing ........................................................................................................................ 97
8.3
8.4
Moisture Compensation .......................................................................................................... 98
8.5
Incline compensation .............................................................................................................. 99
8.6
Modes of Operation .............................................................................................................. 100
8.7
Damping ................................................................................................................................ 100
8.8
mA I/O (0/4-20 mA) ............................................................................................................... 101
8.9
Relay Output ......................................................................................................................... 102
8.10
Totalization ............................................................................................................................ 103
8.10.1
Internal Totalizer ................................................................................................................... 103
8.10.2
External Totalizer .................................................................................................................. 104
9
PID Control ......................................................................................................................................... 107
9.1
Hardware .............................................................................................................................. 107
9.2
Connections .......................................................................................................................... 107
9.2.1
9.2.2
9.2.3
9.2.4
9.3
Setup and Tuning .................................................................................................................. 112
9.3.1
9.3.2
9.3.3
9.3.4
Feed Forward Control, F ....................................................................................................... 113
9.4
PID Setup and Tuning........................................................................................................... 114
9.4.1
Initial Start-Up ....................................................................................................................... 114
9.5
Programming ........................................................................................................................ 117
10
Batching ............................................................................................................................................. 121
10.1
Connections .......................................................................................................................... 122
10.1.1
Typical Ladder Logic ............................................................................................................. 122
10.2
Programming ........................................................................................................................ 123
10.3
Operation .............................................................................................................................. 123
10.3.1
Pre-act Function .................................................................................................................... 124
11
Communications ................................................................................................................................. 125
11.1
11.2
Connections .......................................................................................................................... 126
11.2.1
Wiring Guidelines .................................................................................................................. 126
11.3
11.3.1
P770 Serial protocols ............................................................................................................ 127
11.3.2
P771 Protocol address.......................................................................................................... 128
11.3.3
P772 Baud Rate .................................................................................................................... 128
11.3.4
P773 Parity ........................................................................................................................... 128
BW500 and BW500/L
Operating Instructions, 12/2016, A5E33482052-AD
Table of contents
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