7 ] Number Of Connected Units And M-Net Addresses - Mitsubishi Electric MEHITS CH Technical Manual

[3. Specification ]
[7] Number of connected units and M-NET addresses
The number of connected air conditioners and M-NET address ranges are shown below.
<Air conditioners>
Unit or controller
Indoor unit
CITY MULTI, Large
Capacity Floor Standing
PAC
Mr. Slim
(adapter for connecting
M-NET)
Room air conditioner
(Interface for connecting
M-NET)
Free Plan LOSSNAY/
OA processing unit
Hot water heat pump
(CAHV, CRHV)
Hot water heat pump (QAHV)
Chiller (EAHV, EACV)
MEHITS CH & HP
(adapter for connecting M-NET)
PI controller
AI controller
DIDO controller
M-NET remote controller
Symbol
Base unit/sub unit
LC, FU
Main Box
Sub Box
Main Box
Sub Box
DDC
Main remote controller
Sub remote controller
Max.number
M-NET address setting
of connected
units
IC
AIC
50
RA
CE 50
CL 50
CE 24
CH 24
CL 24
CH 24
PI 15
AI 50
50
ME 100
14
Method for determining
range M-NET address
Give the lowest number to the
indoor unit to be used as the base
01 to 50
unit in the group, and give
sequential numbers to the other
indoor units in the group.
01 to 50
Assign an address that equal the
addresses of the main and sub
51 to 100
units in the Main Box plus 50 to the
units in the Sub Box.
Make the settings in the same way
as with indoor unit .
When units other than QAHV units
exist in a system, count each QAHV
01 to 50
unit as equivalent to two air-
conditioning units. Assign sequential
addresses to the units in the same
group.
Make the settings in the same way
as with indoor unit .
When the only units connected are
Chiller/MEHITS CH & HP units, a
maximum of 24 units can be
connected.
01 to 50 When units other than Chiller/
MEHITS CH & HP units exist in a
system, count each Chiller/MEHITS
CH & HP unit as equivalent to three
air-conditioning units.
Assign sequential addresses to the
units in the same group.
Assign an address that equal the
addresses of the main and sub
51 to 100
units in the Main Box plus 50 to the
units in the Sub Box.
Make the settings in the same way
as with indoor unit .
When the only units connected are
Chiller/MEHITS CH & HP units, a
maximum of 24 units can be
connected.
01 to 50 When units other than Chiller/
MEHITS CH & HP units exist in a
system, count each Chiller/MEHITS
CH & HP unit as equivalent to three
air-conditioning units.
Assign sequential addresses to the
units in the same group.
A maximum of twenty PI controllers
can be connected to an AE-200
system with an expansion controller.
01 to 50
A maximum of fifty DIDO controllers
can be connected, counting each
contact as one unit.
Add 100 to the lowest indoor unit
101 to 150
number in the group.
Add 50 to the main remote
151 to 200
controller address.