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N
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S
S
y
2
M
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y
i
i
2.6 MLink Setup
2.6.1
General
The communication interface module MLink
collects information from the connected MControl
units.
Maximum units per MLink:
7 cubicles or
60 modules
In case more cubicles/ modules are required,
several MLink units are linked via a Network
Switch.
2.6.2
Interfaces and Annunciation
Device IP Address
LAN1+2
ABB
Side view
left
LAN 1 IP Address
LAN 2 IP Address
LAN 1
CF card
slot
R 3
Modbus TCP/
Ethernet
Profinet
connection
connection
Figure 39 MLink interfaces and annunciation
2.6.3
Compact Flash (CF) Card
The compact flash card contains:
Operating System
IP address
MLink parameters
Fieldbus parameters
4
4
0
0
s
t
e
m
S
e
t
u
p
s
t
e
m
S
e
t
u
p
LED Indication
1
Power ON
2
LAN 1 Comm. OK
4
LAN 2 Comm. OK
6
DCS Comm. OK
8
10
MLink RUN
LAN 2
12
Swg. Bus Receive
USB 1
5
7 9 11
USB 2
LED
USB
Indication
interfaces
(reserved)
ABB MNS iS System Setup & Operation Quick Guide / System Release 6.0 – Rev.2 / Aug. 2011
Internal
switchgear bus
R
MLink RESET Button
3
LAN 1 Link OK
5
LAN 2 Link OK
7
MLink FAULT
9
11
13
Swg. Bus Transmit
Serial 1
Serial 2
Serial
Modbus RTU
interface
interface
(Redundancy)
The card is inserted to the slot at the left side of
the MLink unit. As soon as the flash card is
inserted and MLink is connected to the voltage
supply, MLink starts polling the MControl units
connected to the switchgear network.
Indication
Switchgear Bus
Tx Rx
MLink
MLink
12 13
Swg. Bus
PROFIBUS
Slave
Address
Earthing
Profibus
clamp
interface
Side view
right
Power
supply
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