Harc-Bx E (A/B) - Hitachi PC-ARF Technical Catalogue

3 Features and benefits
Gateways for building management systems (BMS)

3.4.4 HARC-BX E (A/B)

HARC-BX E is a LonWorks® interface that allows connection between LON BMS communication and HITACHI proprietary
H-LINK line.
HARC-BX E (A/B): Gateway Interface to LONWORKS systems
• There are two types of HARC-BX E, (A) and (B), depending of which product is working, you can control more fields of
the units, or more units in the network.
- HARC-BX E (A) allow the control of 64 indoor units and 8 outdoor units. HARC-BX(A) can control 7 points per indoor
unit.
- HARC-BX E (B) allow the control of 32 indoor units and 8 outdoor units. HARC-BX(B) can control 14 points per
indoor unit.
• HARC-BX E (A/B) allows the control of up to 5 setting points and the remote supervision of a maximum of 9 values.
• Up to 8 HARC-BX E (A/B) can be connected on a H-LINK line.
• The HARC-BX E (A/B) can be connected to any point of the H-Link system.
• The HARC-BX E (A/B) offers the option of self-checking their own status. It provides the necessary information for the
BMS control to easily check the system's operation in addition to the alarms when they occur.
49 49
TCGB0106 rev.0 - 12/2014
3