Fieldbus Control Of The Line-Side Converter; Block Diagram: Reference Select - ABB ACQ800 Series Hardware Manual

ACQ800-37 Hardware Manual

Fieldbus control of the line-side converter

Fieldbus control of the line-side converter is performed via the motor-side converter
RMIO board as shown in the block diagram below.

Block diagram: reference select

The figure below shows the parameters for DC and reactive power reference
selection in the ACQ800 Pump Control Program. AMC table contains actual values
and parameters of the line converter.
Inverter RMIO
board
Dataset 121 (CH1)
MCW
95.06 LCU Q PW REF
95.07 LCU DC REF
Dataset 122 (CH1)
MSW
9.12 LCU ACT SIGNAL 1
9.13 LCU ACT SIGNAL 2
Dataset 123 (CH1)
95.08 LCU PAR1 SEL
95.09 LCU PAR2 SEL
Line converter RMIO board
98.02 COMM. MODULE
= INU COM LIM
Dataset 121 (CH0)
MCW (fixed)
Q-REF(fixed) 24.02
DC REF(fixed)
Dataset 122 (CH0)
MSW (fixed)
106 (value)
110 (value)
Dataset 123 (CH0)
106
110
MCW = Main Control Word
MSW = Main Status Word
11.02 Q REF SELECT
PARAM 24.01
24.03 Q POWER REF2 SEL
PERCENT
PARAM 24.02
+
kVAr
+
PHI
COSPHI
24.04
AMC
table
AI1
24.01
AI2
AI3
Q POWER REF
11.01 DC REF SELECT
PARAM 23.01
DC VOLT REF
AI1
23.01
AI2
AI3
FIELD BUS
The ACQ800-37
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