
-102-
Design & installation Guide For McQuay MDS Multi System
J2 settings (1: ON: 0: OFF)
D1 D5 indicate the local address during intercommunication:
5.1.3 MDS-B Series Outdoor Units
Fixing hole
Connection
socket
Power indicator
Connecting the
centralized con-
trol system
K1
S1 S2
K2 K3 K4
Reset
Matched resistance for indoor
unit communication terminals
Matched resistance for centrally
controlled communication terminals
Indoor unit comm-
unication indicator
Connecting
indoor units
S3
A
A
B
B
Digital control
com
m
unication
indicator
J2.6, ON: cooling only OFF: heat pump
J2.7, J2.8 reserved
JP1 and JP2 are used to set matched resistance for communication terminals. The last switch on the manifold
must be shorted, while other switches remain in open circuit.
J2.1 J2.2 J2.3 J2.4 J2.5 Address J2.1 J2.2 J2.3 J2.4 J2.5 Address
00000 00 0 00116
10000 11 0 00117
01000 20 1 00118
11000 31 1 00119
00100 40 0 10120
10100 51 0 10121
01100 60 1 10122
11100 71 1 10123
00010 80 0 01124
10010 91 0 01125
01010100 1 01126
11010111 1 01127
00110120 0 11128
10110131 0 11129
01110140 1 11130
11110151 1 11131
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