Hitachi PSC-A1T Installation And Operation Manual page 12

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ELECTRICAL WIRING
6
3
b) Using Timer with PC-2H2
Transmission Wire
between Outdoor Unit and
indoor Unit (H-LINK)
Indoor Unit
PSC-A1T
Connector
Accessory Cable (1m)
3. In case of using Timer with PSC-A64S or PSC-5S (Central Station)
DSW1- 4 pin OFF
DSW2- 2 pin OFF
PSC-A1T
Connector
Accessory
Cable (1m)
Twist Pair Cable
To other central
1P-0.75mm²
Stations
(Max. 1000m)
CN12 or CN13
PC-2H2
TIMER REMOCON
(white) (yellow)
Up to 8 units of central Station (PSC-A64S) and Timer
(PSC-A1T) can be connected to the H-LINK system.
One Timer control one Central Station and plural central
PSC-A64S
Stations can not be controlled by one Timer
or
PSC-5S
TB2
CN1
Power Supply:
AC220V or 240V
Available for H-LINK
connection (to be
connected to the
terminal boards 1
and 2 of Indoor unit
or Outdoor unit