BCP-8 Hydronic Manual - Weil-McLain

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PWRL N1 2INPUT RATINGS:115VAC 60Hz, 12VA MAXENCLOSEDENERGYMANAGEMENTEQUIPMENT CLISTED99RADO NOT APPLY ANY VOLTAGE TO INPUT TERMINALSSENSORS MUST BE GOLD SERIESUse Copper Conductors Only.PROGRAM RUNSYSTEMDHW COMB.RS485Stage A Stage B Stage C Stage D Stage E Stage F Stage G Stage HSYSTEMPRESSOUTDOORRETURNSHUTDOWNPUMP AIRTEMPDHWPROVE+ -TEMP TEMP/SETBACK3 4 5 7 9 11 13 15 17 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38USSystem SensorSensor ShiledShutdownDry ContactProveDry ContactThe BCP-8W sequencing 4 singlestageboilers and their boiler pumps.The boilers are piped in ReverseReturn on the primary loop. TheSystem output is controlling theSystem Pump.Stage AStage BStage CStage DStage EStage FStage GStage HCAUTION: Risk of Electric Shock.6 8 10 12 14 16 18SQ-EliteSYSTEMDHW PUMPCOMB. AIRSQ-Elite-8SEQUENCING CONTROLSYS=144F OD=35FE G CHI HI -- OFFSTAGEMENUOutdoorSensor120VACBoiler 1 Boiler 2 Boiler 3 Boiler 4SystemPumpSystemSensorBuilding Heating LoopSQ-Elite-8SEQUENCING CONTROLStage AStage BStage CStage DStage EStage FStage GStage HSYSTEMDHW PUMPCOMB. AIRSYS=144FOD=35F C E GHI LO -- OFFSTAGEMENUINPUT RATINGS:115VAC 60Hz, 12VA MAXENCLOSEDENERGYMANAGEMENTEQUIPMENTLISTED99RACUSPWRL N1 2CAUTION: Risk of Electric Shock.Use Copper Conductors Only.DO NOT APPLY ANY VOLTAGE TO INPUT TERMINALSSENSORS MUST BE GOLD SERIESPROGRAM RUNSYSTEMDHW COMB.SHUTDOWNStage A Stage B Stage C Stage D Stage E Stage F Stage G Stage HSYSTEMPRESSOUTDOORRETURNPUMPDHW /TSTATAIRTEMPPROVE+ -TEMP TEMP/SETBACK3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38RS485LNLNUnit1Pump1Unit2Pump2Unit3Pump3Unit4Pump434
SYS=168 F OD=45 FTGT=172 FABC ---- LOBOILERMENU---- SEASON ---WinterSummerBACK SAVE--- TARGET OFFSET --+0 F[ ]BACK SAVE---- SETBACK -------20 F[ ]BACK SAVE-- DAY SCHEDULE ----07:**AmBACK SAVE------ SETTINGS ------Season WinterSet Point 170 FEMS StPont 170 FOutdoor Reset 170 FTarget Offset +0 FOutdoor Cutoff 70 FSetback20 FBACK SELECTDO NOT turn power off to theBCP-8W when in off-seasonIf you do so, the battery willrun down and will have tobe replaced. Instead, switchSeason to Summer.- NIGHT SCHEDULE --07:**PmBACK SAVE----- SET POINT -----140 F[ ]BACK SAVE-- EMS SET POINT --170 FBACKSAVE---- RESET RATIO ---Custom1(8.00 OD:1.00 SYS)2(4.00 OD:1.00 SYS)3(3.00 OD:1.00 SYS)4(2.00 OD:1.00 SYS)5(1.50 OD:1.00 SYS)6(1.25 OD:1.00 SYS)7(1.00 OD:1.00 SYS)8(1.00 OD:1.25 SYS)9(1.00 OD:1.50 SYS)10(1.00 OD:2.00 SYS)11(1.00 OD:3.00 SYS)12(1.00 OD:4.00 SYS)BACK SAVE- OUTDOOR CUTOFF -70 F[ ]BACK SAVEsettings in addition to Startup and more advanced operation settings. The installer menu can be access by holding down the Menubutton for three seconds or more. To be able to change the BCP-8W settings the Program/Run Switch must be set to Program.The switch is located under the Enclosure Wiring Cover for security. The Enclosure WiringCover can be securely closed using a padlock.PROGRAMRUNButton: MENU/Season ---- SEASON ---WinterSummerBACK SAVESummer to show status.setting. In addition, it will begin heating whenever the System temperature falls below the Set Point. The Message Display35
Page 3 and 4: LEDs indicateassociated relay’s s
Page 5 and 6: The BCP-8W has multiple operating m
Page 7 and 8: saving features and give more comfo
Page 9 and 10: Immersion Heating System SensorImme
Page 11 and 12: ProveDry ContactSetbackDry ContactT
Page 13 and 14: ENCLOSEDENERGYMANAGEMENTEQUIPMENTEX
Page 15 and 16: -- EMS SET POINT --140 FBACK SAVE--
Page 17 and 18: Can be accessed by holding down the
Page 19 and 20: Hold Button: MENU//..../Burner Type
Page 21 and 22: Button: MENU/Season The MessageSumm
Page 23 and 24: every 1.5 degree change in the Outd
Page 25 and 26: -- STANDBY DELAY --10minHold Button
Page 27 and 28: Boost to 190 F". ------ BOOST PERIO
Page 29 and 30: can control the primary system pump
Page 31 and 32: System Temp Outdoor Temp Sys=155 F
Page 33: Check the sensor is connected and t
Page 37: -- SET SYS TEMP.1 - -- SET SYS TEMP

BCP-8 Hydronic Manual - Weil-McLain

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