ABB ACH 501 - Page 89

Chapter 6 – Parameters
ACH 500 Programming Manual 6-43
Figure 6-18 shows PI-Controller Gain, I-Time, and Error Value.
Figure 6-18 PI-Controller Gain, I-Time, and Error Value
9 ACT 1 MIN SCALE Minimum scaling factor of the Actual Value 1. Setting range is -1600 to
+ 1600%.
0%
The minimum Actual Value corresponds to the minimum scaled Actual Value.
100%
The maximum Actual Value corresponds to the minimum scaled Actual
Val ue.
10 ACT 1 MAX SCALE Maximum scaling factor of the Actual Value 1. Setting range is -1600 to
+1600%.
0%
The minimum Actual Value corresponds to the maximum scaled Actual
Val ue.
100%
The maximum Actual Value corresponds to the maximum scaled Actual
Val ue.
Error Value
PI-Controller
Gain
Gain
PI-CONT I-TIME
t