Mitsubishi Electric CITY MULTI PURY-P-YNW-A2 Installation Manual page 49

(3) When a transmission booster unit is connected
OS
(52)
M1M2 S M1M2 S
TB7 TB7
CN41 CN41
TB3 TB3
M1M2 M1M2
Ⓐ
Shielded cable
Ⓐ
*1 Daisy-chain terminals (TB3) on outdoor units together in the same refrigerant system.
*2 Leave the power jumper connected to CN41. When connecting a system controller to the transmission line (TB7) for centralized control,
refer to (1), (2), or DATA BOOK.
Maximum allowable length of control cables
Transmission cables
Remote controller cables
WT09973X01
OC
(51)
BC IC
TB02 TB5
M1M2 S M1M2 S
IC RP
TB2
A B S A B S
TB5
M1M2 S
A B
ME
L + L + L + L + L + L , L
1 2 3 4 6 7 1
L + L + L + L , L + L + L
7 6 4 5 5 4 6
ℓ , ℓ ≤ 10 m (32 ft)
1 2
* If the length exceeds 10 m (32 ft), the length that exceeds 10 m (32 ft) needs
to be included in the maximum allowable length of transmission cables
above.
48
Earth
IC
TB3
TB5
M1M2 S
A B
ME
+ L + L + L + L + L , L + L
2 3 4 6 8 1
+ L ≤ 200 m (656 ft)
8
IC
TB5
M1M2 S
+ L + L ,
2 3 5