ABB ACS 600 Hardware Manual page 37

Fibre Optic Link
ACS/ACC/ACP 604/607 Frequency Converters
Optional modules are connected via a DDCS fibre optic link to the
NAMC board or NDCO board (both mounted on top of the NIOC
board). The terminals on the NAMC/NDCO board to which the cables
are connected are given in the table below. Channel CH1 is on
NAMC-11 board. Channels CH0, CH2 and CH3 are on NDCO board.
NAMC-3 board includes channels CH0 to CH3.
Module Type
Fieldbus Adapter Modules
I/O Extension Modules
Pulse Encoder Interface Module
Double Pulse Encoder Interface
Module (for ACP 600 only)
Drive Window
* on NDCO board when NAMC-11 board is used.
Observe colouring codes when installing fibre optic cables. Blue
connectors should go to blue terminals, and grey connectors to grey
terminals.
In case multiple modules are installed on the same channel, they must
be connected in a ring.
Chapter 3 – Electrical Installation
Channel
CH0*
CH1
CH2* with ACS 600
Standard Application
Program 5.0
CH1 with ACS 600 Crane
Application Program 5.x
CH2*
CH3*
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