System Configuration; System Restrictions - Mitsubishi Electric EW-50A Installation And Instruction Manual

5. System configuration

5-1. System restrictions

The software version of the AE-200, AE-50, and EW-50 units in a system must be the same. For details about how
to update the software, refer to section 11-3 "Software update".
The restrictions vary, depending on the number of the controlled units, model of the connected units, and the
functions in use.
5-1-1. When not using an apportioned electricity billing function
Note: AE-200 is required when using AE-50.
(1) Controlling 50 or fewer units of equipment
1. AE-200
AE-200
M-NET
Outdoor unit
(2) Controlling more than 50 units of equipment (with connection to an AE-200 controller)
AE-200
5-1-2. When using an apportioned electricity billing function
Note: AE-200 is required to use a billing function.
Note: AE-200 M-NET cannot be used when a billing function is used.
Note: "Charge" license is required to use a billing function.
AE-200
WT07417X01
City Multi system
Indoor unit
Remote controller
M-NET
HUB
AE-50
M-NET
EW-50
M-NET
M-NET
M-NET
HUB
AE-50
M-NET
M-NET
EW-50
M-NET
M-NET
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2. EW-50
EW-50
M-NET
Outdoor unit
City Multi system
Indoor unit
Outdoor unit
Remote controller
City Multi system
Indoor unit
Outdoor unit
Remote controller
City Multi system
Indoor unit
Remote controller