ABB ACH580 Series User Manual page 192

ACH580 E-Clipse bypass and packaged drive user manual
Actual Values
As described earlier in
values.
Actual value scaling
For Actual Values, scale the feedback integer using the parameter's resolution. (See
the ACH580 HVAC control program firmware manual (3AXD50000027537) for
parameter resolutions.) For example:
Feedback Integer
100 (example: 12.11 AI1
actual feedback)
10
Actual value mapping
See the user's manual supplied with the FBA module.
Control interface, Actual Values are words containing drive
Scaling (Feedback Integer) / (Scaling) = Scaled Value
1000 = 1 unit 100 / 1000 = 0.1 mA
10 = 1% 10 / 10 = 1%
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Fieldbus adapter