Metasys-Adapter_安装调试说明书手册ation-Guide

Installation GuideBACHARACHThe Measurable DifferenceBacharach Communications AdapterHGM-MZ to Johnson Controls'Metasys N2 Network(Electrically Isolated N2 Port Version)621 Hunt Valley CircleNew Kensington,PA15068Instruction 3015-5514Tel:724-334-5000Revision 1FaX:724-334-5001October 20121.IntroductionThe Bacharach HGM-MZ to Johnson Metasys N2 Communications Adapter enables an HGM-MZ RefrigerantMonitor to communicate with a Metasys building management system.The following may be viewed onMetasys operator stations.·Zone PPM readings·Flow statusRefrigerant selections。HGM internal health.In addition,each HGM zone supports three levels of alarming through Metasys.·Leak·Spill·EvacuateEach alarm threshold can be set through Metasys.The N2 Communications Adapter can be used in conjunction with the MZ-RD Remote Display if desired.Wiring details and operational limitations when using the MZ-RD are discussed below.CAUTION:The adapter is powered from the 120/240V Universal Power Supply connection onthe HGM main board.120/240V is present on the lower left corner of this adapter within thearea shown on the board silkscreen.Keep fingers away from this area when HGM is powered.2.Adapter Installation Inside HGM-MZThe communications adapter board will normally be installed in the HGM-MZ at the factory.It can,however,be field installed by following the instructions below.The following installation materials are needed for field installation of the adapter:·Qy(5)6-32 x%4"screws (standard finish)Rev1(P/N3015-5514)1