Knx Interface; Lonworks Interface - Hitachi PC-ARF Technical Catalogue

2 Control solutions
Great control possibilities

2.2.4.2 KNX interface

KNX is an European Standard Protocol used for household and industrial Building Management System (BMS). Complete
integration between HITACHI air conditioning systems and KNX systems can be done through HITACHI KNX gateways.
Option 1: Integration to KNX systems through HC-A16KNX
The integration between HITACHI air conditioning H-LINK systems and KNX system is directly performed by the
HC-A16KNX interface.
Option 2: Integration to KNX systems through CSNET WEB (PSC-A160WEB1 + KNX001)
This option allows to take advantage of the CSNET WEB functionality, connecting the CSNET WEB hardware
(PSC-A160WEB1) to the KNX001 gateway.

2.2.4.3 LONWORKS interface

Monitoring and control functions from LONworks networks can be easily integrated to the HITACHI air conditioning sys-
tems with the installation of the gateway interface HARC-BX E (A/B).
LONWORKS
• HARC-BX E (A) allows the control of 64 indoor units and 8 outdoor units. It can also control 7 points per indoor unit.
• HARC-BX E (B) allows the control of 32 indoor units and 8 outdoor units. It can also control 14 points per indoor unit.
18 18
TCGB0106 rev.0 - 12/2014
OPTION 1
HC-A16KNX
OPTION 2
KNX001
PSC-A160WEB1
ETHERNET
HARC-BC E (A/B)
Up to 16
indoor units
Up to 128
indoor units
Up to 64/32 (A/B)
indoor units