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Fabricar: Weil-McLain Tamaño del archivo: 1.04 mb Nombre del archivo: bmc_manual.pdf Idioma del manual:

------ SYSTEM PROVE SHUTDOWN /TSTAT /SETBACK ENCLOSED ENERGY MANAGEMENT EQUIPMENT LISTED 99RA CAUTION: RISK OF ELECTRIC SHOCK More than one disconnect switch may be required to de-energize the equipment before servicing. CUS WARNING This Weil McLain control is strictly an operating control; it should never be used as a primary limit or safety control. All equipment must have its own certified limit and safety controls required by local codes. The installer must verify proper operation and correct any safety problems prior to the installation of this Weil McLain control. Part Number 550-100-072/0408 BMC and BMC-6X Installation and Operation Manual Contents BMC LAYOUT . . . . . . . . . . . . . . . . 3 BMC OVERVIEW . . . . . . . . . . . . . . 4 Reset Ratio/Outdoor Reset . . . . . . . . . .5 Make Sure You Have the Right Control . . 6 INITIALSETUP . . . . . . . . . . . . . . . 6 Selecting the System Features. . . . . . . 6 INSTALLATION . . . . . . . . . . . . . . . 7 Mounting the Enclosure . . . . . . . . . . 7 Install the Sensors . . . . . . . . . . . . . 8 Heating System Sensor (HSS) Installation. . .8 Outdoor Sensor Installation . . . . . . . . . .8 Wiring. . . . . . . . . . . . . . . . . . . . 9 Wiring the Power (Terminals 1, 2) . . . . . . .9 Wiring the Sensors. . . . . . . . . . . . . . .9 Wiring the Shutdown, Tstat, or Setback (Terminals 31, 32) . . . . . . . . . . . . . . . . . . . . .9 Wiring the Prove (Terminals 29, 30) . . . . . 10 Wiring the Domestic Hot Water Call DHW (Terminals 29, 30) . . . . . . . . . . . . . . 10 Wiring the System Output (Terminals 3, 4). . 10 Wiring the Boilers . . . . . . . . . . . . . . 10 Wiring to Modulating Motors . . . . . . . . . 11 Connecting to the BMC-6X Panels. . . . . . 11 MENU SEQUENCE . . . . . . . . . . . . .12 Startup Settings . . . . . . . . . . . . . .14 Program Change Settings . . . . . . . . . . 14 Startup Sequence . . . . . . . . . . . . . . 14 Sensor Type . . . . . . . . . . . . . . . . . 14 EMS Input Mode (Available In Set point Only) 14 Selecting the Output Type . . . . . . . . . . 14 Selecting the Modulating Mode . . . . . . . 15 Prove/Domestic Hot Water (DHW) . . . . . . 15 Shutdown/Tstat/Setback Mode . . . . . . . . 15 Boost Mode (Not Available with Setback) . . 15 Sensor Fault . . . . . . . . . . . . . . . . . 16 Setting the Control to Factory Defaults. . .16 Operating Settings . . . . . . . . . . . . .17 Program Change Settings . . . . . . . . . . 17 Season. . . . . . . . . . . . . . . . . . . .17 Set Point (Not Adjustable in EMS Mode). . . 17 Reset Ratio. . . . . . . . . . . . . . . . . .17 Outdoor Cutoff Temperature . . . . . . . . . 18 Offset. . . . . . . . . . . . . . . . . . . . .18 Minimum Water Temp . . . . . . . . . . . . 18 Maximum Water Temp . . . . . . . . . . . . 18 System Settings . . . . . . . . . . . . . .19 Gain . . . . . . . . . . . . . . . . . . . . . 19 Lead Boiler Rotation . . . . . . . . . . . . . 19 Purge Delay . . . . . . . . . . . . . . . . . 19 Lag Delay . . . . . . . . . . . . . . . . . . 20 Standby Delay . . . . . . . . . . . . . . . . 20 System Run-On . . . . . . . . . . . . . . . 20 Setback. . . . . . . . . . . . . . . . . . . .20 Last Stage Hold . . . . . . . . . . . . . . . 21 Day/Night Schedules. . . . . . . . . . . . .21 Set Time . . . . . . . . . . . . . . . . . . . 22 History . . . . . . . . . . . . . . . . . . .22 Maintenance . . . . . . . . . . . . . . . .23 System & Outdoor Sensor Trim . . . . . . . 23 Soft-Off Delay . . . . . . . . . . . . . . . . 23 Output Trim. . . . . . . . . . . . . . . . . .23 Configuration. . . . . . . . . . . . . . . . .24 Display . . . . . . . . . . . . . . . . . . . . 24 TROUBLESHOOTING. . . . . . . . . . . .27 DIRECT HEATING PIPING DIAGRAM . . . 29 DIRECT HEATING WIRING DIAGRAM . . . 30 EXTERNAL 4-20MA SET POINT . . . . . . 31 USING 4-20MA EMS INTERFACE . . . . . 31 SPECIFICATIONS . . . . . . . . . . . . . .32 BMC Specifications. . . . . . . . . . . . .32 BMC-6X Specifications. . . . . . . . . . .32 BMC and BMC-6X Installation and Operation Manual BMC LAYOUT Program Switch to restrict access to The digital display shows the system status, set point, function changes. This switch is lead stage , and status of each stage. covered with Wiring Enclosure. To view and adjust settings, press the appropriate buttons. BMC SYSTEM A B C D Full Modulation Sequencing Control 1 2 RUNPROGRAM FOR ALL CIRCUITS 120VAC, 6A RESISTIVE OUTPUT RATINGS: 1A PILOT DUTY, 15A TOTAL 115VAC 60Hz , 30VA MAX INPUT RATINGS: USE COPPER WIRE, DO NOT APPLY ANY VOLTAGE TO INPUT TERMINALS 3 4 5 6 7 8 9 10 11 12 13 1514 1716 18 222019 21 2423 2925 2726 28 3230 31 L N -++ T TO O RS-485mAGND VLT SYS A B C DPWR CUR / VLT A -++ mAGND VLT -++ mAGND VLT -++ mAGND VLT + mA TEMP OUTDOOR O O TEMP SYSTEM EXTENSION MODULECUR / VLT B CUR / VLT C CUR / VLT D CLASS 1 WIRE ONLY. ------ SYSTEM PROVE SHUTDOWN /TSTAT /SETBACK ENCLOSED ENERGY MANAGEMENT EQUIPMENT LISTED 99RA CAUTION: RISK OF ELECTRIC SHOCK More than one disconne...

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