ABB ACS2000 DFE User Manual page 48

48 ACS2000 DFE UM 3BHS360367 ZAB E01 REV. K
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3.3 I/O interfaces
Internal and external, analog and binary I/O signals are connected to
the control system by IOEC modules.
3.3.1 IOEC I/O modules
Overview
The standard I/O includes one external module
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References
(IOEC 2) and one module that is internal to the
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drive operation (IOEC 1). The standard I/O pro-
3-5 IOEC modules
location
vides standard control and supervision functional-
ities sufficient for most applications.
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3-5
2
4
1
3
The drive can include optional expansion I/O that
includes an external module (IOEC 4) and an inter-
nal module (IOEC 3). These expansion modules pro-
vide extra inputs and outputs for control and
supervision as may be required by ABB or the cus-
tomer to support various control options.
AMC circuit board
IOEC 1 IOEC 2
Standard Standard
1. Standard internal IOEC 1 (A3401)
2. Standard external IOEC 2 (A3411)
3. Optional internal IOEC 3 (A3421)
4. Optional external IOEC 4 (A3431)
IOEC 3
IOEC 4
Option Option