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