Block Diagram: Reference Source For Ext1; Master/Follower And Synchro Control (Ext2) - ABB ACS800 Firmware Manual

Block diagram: reference source for EXT1

The figure below shows the parameters that select the interface for the speed
reference of external control location EXT1.
AI1 / Std IO
AI2 / Std IO
AI3 / Std IO
DI3 / Std IO
DI4 / Std IO
AI1 / AIO EXT
AI2 / AIO EXT
DI1 / DIO EXT3
DI2 / DIO EXT3
Fieldbus adapter slot 1
CH0 / RDCO board
Standard Modbus Link
Control panel
AI1 / Std IO = Analogue input AI1 on the standard I/O terminal block
AI1 / AIO ext = Analogue input AI1 on the analogue I/O extension module

Master/Follower and Synchro control (EXT2)

A speed-controlled Master and a speed/torque-controlled or synchro-controlled
Follower is controlled in control location EXT2. For more information, see section
Master/Follower use of several drives (Only in EXT2 Control)
separate Master/Follower Application Guide [3AFE64590430 (English)].
AI1, AI2, AI3, DI3, DI4
AI5, AI6
DI11, DI12
I/O Extensions
See parameter
group 98 OPTION
MODULES.
Fb. selection
COMM.
See chapter
REF
Fieldbus control.
KEYPAD
Select
EXT1
Reference
REF1 (rpm)
11.03
on page 94 and a
Program features
57