ABB DriveIT ACH550-01 User Manual page 142

1106 REF2 SELECT
Selects the signal source for external reference
8 = – Defines the fieldbus as the reference source.
COMM
9 = +
COMM AI
as the reference source. See Analog Input Reference Correction
below.
10 = *
COMM
combination as the reference source. See Analog Input Reference
Correction below.
138
1 – Defines a fieldbus and analog input 1 (
1 – Defines a fieldbus and analog input 1 (
AI
ACH550 User's Manual
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2.
REF
1) combination
AI
1)
AI
Serial communications