Carrier WEATHERMASTER 48/50Z030-105 Operation And Service Manual

Also see for 48/50Z030-105: Installation instructions

Contents

Carrier WEATHERMASTER 48/50Z030-105 Operation And Service Manual Manual pdf 142 page image

142APPENDIX B — CCN TABLESAll Z series units with ComtfortLink™ controls have a portfor interface with the Carrier Comfort Network® (CCN) sys-tem. On TB3 there is a J11 jack which can be used for tempo-rary connection to the CCN network or to computers equippedwith CCN software like the Service Tool. Also on TB3 thereare screw connections that can be used for more permanentCCN connections.In the following tables the structure of the tables which areused with the Service Tool as well as the names and data that areincluded in each table are shown. There are several CCN vari-ables that are not displayed through the scrolling marquee andare used for more extensive diagnostics and system evaluations.STATUS DISPLAY TABLESTABLE DISPLAY NAME RANGE UNITS POINT NAME WRITE STATUSCOOLINGHVAC Mode…………..: ascii text stringsControl Mode………..: ascii text stringsCurrent Running Capacity % CAPTOTALCurr.Calc. Cool Capacity % COOLCALCCurrent Cool Stage COOL_STGRequested Cool Stage CL_STAGEMaximum Cool Stages CLMAXSTGCooling Control Point dF COOLCPNTEvaporator Discharge Tmp dF EDTMixed Air Temperature dF MATNext capacity step down % CAPNXTDNNext capacity step up % CAPNXTUPCOOL_ACurrent Cool Stage COOL_STGCurrent Cool Stage A CLSTAGEACir A Discharge Pressure PSIG DP_ACir A Suction Pressure PSIG SP_ACir A Sat.Condensing Tmp dF SCTACir A Sat.Suction Temp. dF SSTACompressor A1 Relay CMPA1Unloader 1 - Comp A1 UNL_1_A1Unloader 2 - Comp A1 UNL_2_A1Compressor A2 Relay CMPA2Compressor A1 Feedback CSB_A1Compressor A2 Feedback CSB_A2Circ A High Press.Switch CIRCAHPSCircuit A Stage Inhibit CIRAFAILCOOL_BCurrent Cool Stage COOL_STGCurrent Cool Stage B CLSTAGEBCir B Discharge Pressure PSIG DP_BCir B Suction Pressure PSIG SP_BCir B Sat.Condensing Tmp dF SCTBCir B Sat.Suction Temp. dF SSTBCompressor B1 Relay CMPB1Unloader 1 - Comp B1 UNL_1_B1Unloader 2 - Comp B1 UNL_2_B1Compressor B2 Relay CMPB2Compressor B1 Feedback CSB_B1Compressor B2 Feedback CSB_B2Circ B High Press.Switch CIRCBHPSCircuit B Stage Inhibit CIRBFAILECONDIAG Economizer Active ? Yes/No ECACTIVEConditions which preventeconomizer being active:Econ Act. Unavailable? Yes/No ECONUNAVEcon2 Act. Unavailable Yes/No ECN2UNAVEnth.Switch Read High ? Yes/No ENTHDBC - OAT lockout? Yes/No DBC_STATDEW - OA Dewpt. lockout? Yes/No DEW_STATDDBC- OAT > RAT lockout? Yes/No DDBCSTATOAEC- OA Enth Lockout? Yes/No OAECSTATDEC - Diff.Enth.Lockout? Yes/No DEC_STATEDT Sensor Bad ? Yes/No EDT_STATOAT Sensor Bad ? Yes/No OAT_STATEconomizer forced ? Yes/No ECONFORCSupply Fan not on 30s ? Yes/No SFONSTATCool Mode not in effect? Yes/No COOL_OFFOAQ lockout in effect ? Yes/No OAQLOCKDEcon recovery hold off? Yes/No ECONHELDDehumid. Disabled Econ.? Yes/No DHDISABL