Product Overview
Connection diagram:
MCX or MCX06 connection
Connection
MCX06D / AK-PC551
MMIGRS2
POWER
SUPPLY
24 V AC
CAN
R H L
POWER
SUPPLY
24 V AC
12 V DC
G
N
D
L H R
G
N
D
MCX MMI
ACCCBI080G0075
ACCCNX080G0083
POWER SUPPLY
24 V AC
230 V AC
CAN RJ
R120
CAN H
CAN L
C GND
CAN RJ
*
L H R
G
N
D
Danfoss
80G8080.02
MCX06D / AK-PC551
MMIGRS2
POWER
SUPPLY
24 V AC
CAN
R H L
POWER
SUPPLY
24 V AC
12 V DC
G
N
D
L H R
G
N
D
MCX MMI
ACCCBI080G0075
ACCCNX080G0083
POWER SUPPLY
24 V AC
230 V AC
CAN RJ
R120
CAN H
CAN L
C GND
CAN RJ
*
L H R
G
N
D
Danfoss
80G8080.02
* NOTE: when MMI is not connected to Danfoss controller via telephone cable, the autodetection feature of the MCX CAN
address will not work
Therefore check the following MMIGRS2 setting:
1) enter BIOS menu pressing and holding X + Enter keys for 5 seconds
2) select “MCXselection”-> ”Manual Mode” and set the CAN address of the MCX06 you wish to connect to
CANH-R connection should be done only on
the first and last element of the network
CONNECTORS TYPE DIMENSIONS
Power supply
connector
24 V AC - 2 way screw plug-in connector type • pitch 3.5 mm
• section cable 0.08-1.5 mm²
CAN
connector
4 way screw plug-in connector type • pitch 3.5 mm
• section cable 0.08-1.5 mm²
CAN-RJ
connector
6/6 way telephone RJ11 plug type
Data sheet | MMIGRS2
© Danfoss | DCS (vt) | 2019.05
AI184386420971en-000401 | 3