ABB Symphony Harmony Series - Harmony Rack I;O Architecture

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Features
• The IMASI23 module converts analog signals to digital val-
ues, adds compensation and corrections as needed, and
provides digital values to the controller through the I/O
expander bus.
• Each channel is individually programmable for the follow-
ing input types:
B, E, J, K, L, N (14 AWG), N (28 AWG), R, S, T, U
thermocouples.
Chinese type E and Chinese type S thermocouples.
-100 to +100 millivolt.
Figure 1-1. Harmony Rack I/O Architecture
HARMONY
AREA
CONTROLLER
I/O
MODULE
I/O
MODULE
I/O
MODULE
TERMINATION
UNIT
TERMINATION
CABLE
FIELD
WIRING
TERMINATION
UNIT
TERMINATION
UNIT
T02325A
CNET
I/O EXPANDER BUS
FIELD BUS
ANALOG CONTROL
STATIONS
PROCESS I/O PROCESS I/O