Network Central Control - McQuay MDS030AR Applications Manual

Design & installation Guide For McQuay MDS Multi System
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2.5 Network Central Control

One outdoor unit can be connected with maximum 48 indoor units.Control over up to 32
outdoor units can be realized by a centralized controller, and the monitoring software monitors
up to 1536 (32x48) units simultaneously in real time.The cabling of outdoor and indoor units
is simple.The MDS system features powerful fault display and query function greatly saving
the maintenance time and costs.
The real time monitor software of MDS is developed by McQuay and has huge performance.
It can monitor each unit in the system and set the parameter in accordance with the
requirement. It can also show the malfunction information, which can save the customer a lot
of time and money.
Outer coil
29.0
29.5
30.7
28.8
28.4
28.5
29.6
1
16.8
15.7
17.2
27.5
2
19.7
19.1
19.5
24.1
3
high pres-
sure switch PWM valve
Four-way valve
99.7
44.4
44.1
Standard
4
5
6
7
Low pres-
sure valve
Discharge temperature 101.6
Bottom temperature: 33.8
Suction temperature: 20.2
Digital
8
12
Inlet
Mid-let
outlet
9 13
Return air
Inlet
Mid-let
outlet
14
10
Return air
Inlet
Mid-let
outlet
Return air
15
11
Run time 6: 18: 30
Communication status normal
Output capacity
cooling
Outdoor status
Ambient temperature 38.3
Unit selection Unit
Inlet
Mid-let
outlet
Return air
Inlet
Mid-let
outlet
Return air
Inlet
Mid-let
outlet
Return air
Inlet
Mid-let
outlet
Return air