User Manual

Tags
Relatedinformation
Scaling
4.1.3 Scaling
Scaling affects only tags connected to a controller.
Checking the Scaling box displays the Off
set and Gain columns. These
parametersareusedtochangethescaleo
f the controller value to a value shown in
accordance with the following equatio
n:
Panel value = Offset + (Gain × Register value)
When the value for an object is changed f
rom the operator panel, the scale is
changed to the value shown in accordan
ce with the following equation:
Register value = (Panel value - Offset)/Gain
Scaling does not affect the define
d maximum and minimum values, or the number
of decim als.
4.1.4 DataExchange
Checking the Data Exchang
e box displays the Direction and When columns.
Data exchange supports r
eal time data exchange between different controllers; also
of different brands. Th
e data exchange can be performed when a digital tag is set or
at a certain time inter
val, set up on the Triggers tab. Data exchange can be selected
for individual tags, a
rray tags or for the complete range of tags.
Relatedinformation
DataExchange
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