York Z Millennium R410A Technical Guide Y TG 25 40 Ton Millennium, Synthesys Unitary Controller

2015-09-09

: York Z-Millennium-R410A-Technical-Guide york-z-millennium-r410a-technical-guide-812246 york pdf

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282525-YTG-A-1206FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALEACRONYMS DESCRIPTION AND POINT LISTING FOR YORK SYNTHESYS™ CV AND VAV/VFD CONTROLS. N2 COMMUNICATION PROTOCOLTECHNICALGUIDE TECHNICALGUIDEDESCRIPTIONA number of acronyms are used throughout the YorkSynthesys™ Application and Installation manual. Theseare specific to the Synthesys™ control. Acronyms areused to refer to input and output hardware points andsoftware parameters such as timing delays and setpoints. The acronyms used in the Synthesys™ manualsare listed below.  TABLE 1: ACRONYM DESCRIPTIONSInputs:APS - Air Proving Switch (Fan Status)AQ - Air Quality (CO2 Sensor)BS - Building Static PressureCS1-6 - Compressor StatusDF - Dirty Filter StatusDS - Duct Static PressureFS1/2 - Freeze StatFZR - Hot Water Coil Freeze InputG - Thermostat input for FanLAR - Low Ambient ResistorOAT - Outside Air TemperatureOCC - Building Occupied StatusP - Building Purge inputRAT - Return Air TemperatureSAT - Supply Air TemperatureSD - System Shutdown inputSO - Outside Air EnthalpySR - Return Air EnthalpySSA - Setpoint AdjustST - Space TemperatureW1 - First Stage Heating call from thermostatW2 - Second Stage Heating from TstatY1 - First Stage Cooling from TstatT2 - Second Stage Cooling from TstatOutputs:C1-C4 - Cooling Outputs 1 through 4CF1&2 - Condenser Fan OutputsEC - Economizer Control OutputEAD - Exhaust Air DamperEF - Exhaust Fan relay outputFan - Supply Fan relay outputH1&H2 - Heating Stages 1 and 2 outputHW - Hot Water Valve outputPE - Power Exhaust System outputVC - VFD or IGV outputX - Relay for Alarm Status outputMiscellaneous:AI - Analog InputAO - Analog OutputBI - Binary Input same asBO - Binary OutputCAV - Constant Air VolumeVAV - Variable Air VolumeVFD - Variable Frequency DriveIGV - Inlet Guide VaneIAQ - Indoor Air QualityPI - Proportional-Integral Control
282525-YTG-A-12062Unitary ProductsTABLE OF CONTENTSDESCRIPTIONPOINTS MAPPING LIST FOR YORK SYNTHESYS- CV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3POINTS MAPPING LIST FOR YORK SYNTHESYS- VAV/VFD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

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