Hitachi PC-ARF Technical Catalogue page 640

7 Gateways for building management systems
7.3.2.4. General data .......................................................................................................................... 648
7.3.2.5. Dimensional data ................................................................................................................... 648
7.3.2.6. Installation space ................................................................................................................... 649
7.3.2.7. Installation procedure ............................................................................................................ 650
7.3.3. Electrical wiring ........................................................................................................................................ 651
7.3.4. Operation ................................................................................................................................................. 652
7.3.4.1. Introduction ............................................................................................................................ 652
7.3.4.2. Limitations ............................................................................................................................. 653
7.3.4.3. The KNX System ................................................................................................................... 653
7.3.4.4. Configuration ......................................................................................................................... 655
7.4. HARC-BX E ......................................................................................................................................... 668
7.4.1. Safety summary ....................................................................................................................................... 668
7.4.2. Installation ............................................................................................................................................... 668
7.4.2.1. Installation site selection ....................................................................................................... 668
7.4.2.2. Components list ..................................................................................................................... 668
7.4.2.3. Description of the parts ......................................................................................................... 669
7.4.2.4. General data .......................................................................................................................... 670
7.4.2.5. Dimensional data ................................................................................................................... 671
7.4.2.6. Installation space ................................................................................................................... 671
7.4.2.7. Installation procedure ............................................................................................................ 671
7.4.3. Electrical wiring ........................................................................................................................................ 672
7.4.3.1. Type of wiring ........................................................................................................................ 672
7.4.3.2. Electrical wiring connection ................................................................................................... 673
7.4.3.3. Installation of the PCB plates and the H-LINK terminals ....................................................... 673
7.4.3.4. DIP switch adjustment ........................................................................................................... 674
7.4.3.5. BMS connection .................................................................................................................... 675
7.4.4. Test run .................................................................................................................................................... 676
7.4.5. Operation ................................................................................................................................................. 677
7.4.5.1. Variables list .......................................................................................................................... 677
7.4.5.2. HARC-BX E self-check ......................................................................................................... 687
7.4.5.3. Indication of abnormal conditions .......................................................................................... 687
7.4.6. Troubleshooting ...................................................................................................................................... 688
7.4.7. Maintenance ............................................................................................................................................ 689
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TCGB0106 rev.0 - 12/2014