System Limit (Length Of Signal Line, Maximum Number Of Units) - Mitsubishi Electric PAC-SF46EPA Manuel D'installation

5 System Limit (length of signal line, maximum number of units)

<Super Y series>
Please read the installation manual which is included with the Super Y Series (PUHY-YSMF-B, PUHY-YSMC) unit.
<Except for Super Y series>
Centralized controller
B
Lossnay
Power
A
supply unit
unit
T T
B B
2 3
Transmission
booster
Lossnay
unit
NOTES:
• If the total length of the remote controller's wiring is less than 10 m, use 0.75 mm
calculations made above.
• If the total length of the remote controller's wiring is more than 10 m, use 1.25 mm
of wiring exceeding 10 m, and be sure to add their lengths to the length calculations made above.
Maximum number of units that can be connected (TB3 side)
Maximum number of units
that can be connected
8
D
C
Lossnay
unit
Lossnay
remote controller
E
Lossnay
unit
Lossnay
remote controller
50 Lossnay remote controllers
(One centralized controller is equivalent to 4 Lossnay remote controllers.)
Transmission line length limits
(1) Maximum distance between ends should be
less than 500 m
Ex.) A+B+D+E,
A+B+C+E,
C+D
(2) Maximum distance from power supply should
be less than 200 m
Ex.) B+D, B+C, A, E
Lossnay
remote controller
Lossnay
remote controller
2 cable, and do not add their lengths to the length
2 cable or ø1.2 mm or more shielded cable for the length