
Control Block Description
ADDvantage-32 PLUS
4-121
4.71 TYPE 2 DIA
This block calculates the roll diameter of a center driven winder or unwinder section by
using operator entered material thickness value and counting the number of spindle
revolutions. This diameter calculation block can be used instead of the RATIO block. It
is as accurate as the value of THCK that is entered. THCK is the average thickness of the
material.
A
B
C
MULT
2(ABC)
+
+
ADD
+
-
SUB
IDIAM + 2(ABC)
IDIAM - 2(ABC)
LNTH
GAIN
THCK
IDIAM
RES UP/DWN
RES
TYPE2DIALAN
FIGURE 4-71. TYPE 2 DIA BLOCK
1. Inputs
THCK: Analog
IDIAM: Analog
LNTH: Analog
MAX: Analog
MIN: Analog
GAIN: Analog
UP/DWN: Bit
RES: Bit
2. Outputs
DIA: Analog
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