Configuration Method - Hitachi PC-ARF Technical Catalogue

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7 Gateways for building management systems

Error code list:

Code (in Hexadecimal)

See Hitachi documentation

Unit not configured

7.2.4.3 Configuration method

Every HC-A16KNX can control up to 16 indoor units, considering that in the same H-LINK can be connected up to 160

indoor units, it must be set which indoor units are selected for each HC-A16KNX.

Setting concept consist in an "Id" table listing up to 16 numbers for the assignation of each OU+IU addresses as shows

the following example.

KNX software (ETS) is using indoor units from 1 to 16, corresponding to the ID from 0 to 15, so BMS is using indoor unit Id+1. For

example, in case you have 6 indoor units, declared as unit 1 to 6 on ETS, Ids have to be set from 0 (unit 1) to 5 (unit 6).

It can be selected for 1 HC-A16KNX up to 16 indoor units from 16 different refrigerant cycles or 16 indoor units from the same refriger-

C A U T I O N :

Be sure not to set same Indoor Unit to more than one HC-A16KNX. This error is undetectable and can cause undesired operations.

TCGB0106 rev.0 - 12/2014

Refrigerant cycle

Indoor unit address