2 Control solutions
Great control possibilities
TCGB0106 rev.0 - 12/2014
2121
2
2.2.5 Other control possibilities
Compatibility with HITACHI domestic units
HITACHI domestic units (RAC models) can be integrated into H-LINK systems by means of the PSC-6RAD adapter.
DOMESTIC INDOOR &
OUTDOOR UNITS
PSC-6RAD
H-LINK
HITACHI control systems
H-LINK
Domestic
protocol
Interaction with third-party devices
The integration of certain equipment to H-LINK bus can be performed by using the PC-A1IO device, giving the chance to
monitor and control certain parameters of non-HITACHI equipment by HITACHI Building AC controls. For example: ventila-
tion units, air handling units, etc.
Up to 16 PC-A1IO devices can be connected in an H-LINK line. At least one of this PC-A1IO devices must be set as master.
Tin
PC-A1IO
H-LINK II
1~ 230V 50Hz
Alarm
ON/OFF (Feedback)
ON/OFF
ON/OFF
FAN HIGH
FAN HIGH
FAN MEDIUM
FAN MEDIUM
FAN LOW
FAN LOW
HITACHI control systems
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