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ACH550-UH User’s Manual
Parameters
4007
UNIT SCALE
0…4
1
1
Defines the decimal point location in PID controller actual values.
• Enter the decimal point location counting in from the right end of the
entry.
• See the table for an example using pi (3.14159).
4008
0% VALUE
Depends on Units
-
0.0%
and Scale
Defines (together with the next parameter) the scaling applied to the
PID controller’s actual values (PID1 parameters 0128, 0130 and
0132).
• Units and scale are defined by parameters 4006 and 4007.
4009
100% VALUE
Depends on Units
-
100.0%
and Scale
Defines (together with the previous parameter) the scaling applied to the PID controller’s actual values.
• Units and scale are defined by parameters 4006 and 4007. See parameter 4008.
Group 40: Process PID Set 1
Code Description Range
Resolution
Default
S
4007 value
Entry
Display
0
00003
3
1
00031
3.1
2
00314
3.14
3
03142
3.142
4
31416
3.1416
Internal scale (%)
P 4009
P 4008
100%
0%
Units (P4006)
Scale (P4007)
-1000.0%
+1000.0%
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