Control Of A Plural Number Of Indoor Units With One Remote Controller; Wireless Remote Controller Operation Distance; Check Display List - Mitsubishi Heavy Industries FDCA Series Technical Manual

(6) Control of a plural number of indoor units with one remote controller

(a) Up to 16 indoor units can be connected.
1 Connect indoor unit's X, Y and Z terminals with
3-core connecting wires (remote controller signal
wires). For a connecting wire, please refer to the "Re-
strictions on the thickness and length of a connecting
wire".
2 The receiver wiring must be connected only for the indoor unit that will be operated by the remote controller directly.
3 Set the address of remote controller communication to [0] through [F] avoiding overlap with the rotaly switch SW2
provided on the indoor unit's PCB.
(b) Wireless remote controller operation distance
1 Standard signal receiving range
[Condition] Illuminance at the receiver area: 300 lux.
(When no lighting fixture is located within 1m of PAC in
an ordinary office)
2 Relation between illuminance at the receiver and the receivable range
viewed from above
[Condition] Relation between illuminance at the receiver and the
receivable range when a remote controller is oper-
ated 1m above the floor under the ceilling that is 2.4m
above the floor.
When illuminance doubles, the receivable range drops to
two thirds.
3 Points for attention in connecting a plural number of indoor units
[Condition] Illuminance at the receiver area: 300 lux.
(When no lighting fixture is located within 1m of PAC in an ordinary office)
[When more than one unit are installed close each other]
Distance between units that can prevent them from making the same movement is 5m.

(7) Check display list

Display
Reception
Hot keep
Operation
Stop
Center mode
Check
Filter sign
Timer
LED
RUN TIMER/CHECK
Green – 3 time flash (ON-0.25 seconds, OFF-0.25 seconds)
Green – Keeps flashing (ON-0.5 seconds, OFF-0.5 seconds)
Green – Lights continuously
Green – Stays OFF
– Yellow 3 time flash (ON-0.25 seconds, OFF-0.25 seconds)
– Yellow Keeps flashing (ON-0.5 seconds, OFF-0.5 seconds)
– Yellow Keeps flashing (ON-2 seconds, OFF-1 seconds)
– Yellow Lights continuously
Terminal
block
X Y Z
Indoor unit (1)
Receiver
Adress (0)
Remote
controller
Display method
160
- -
Indoor unit (2) Indoor unit
Adress (1) Adress
Wiring of a receiver should be completed only
for the indoor unit that is to be controlled from
a remote controller.
Ceiling surface
Receivable range
0 1m 2m 3m 4m
Receivable range with
4m
300 lux at the receiver
3m
2m
1m
1m 2m 3m 4m
Receivable range with
600 lux at the receiver
(16)
(F)
30°