Slant_fin SC-9 User Manual

INSTALLATION AND OPERATING INSTRUCTIONSSC-9 ControllerMODULAR BOILER CONTROLLER SERIESSC-9 Applications• Space heat systems with outdoor reset• Consta

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SC-9 Controller 11Symbol DescriptionStageDisplays which stage relays are turned on.Primary PumpDisplays when the primary pump relay is turned on.Combu

12User InterfaceThe control uses a Liquid Crystal Display (LCD) as the method of supplying information. You use the LCD in order to setup and monitor

SC-9 Controller 13GeneralThe DIP switch settings on the control are very important and should be set to the appropriate settings prior to making any a

14SPACE HEATING ONLY WITH OUTDOOR RESETRotate / OffThe Rotate / Off DIP switch selects whether or not the control is to provide Equal Run Time Rotatio

THE CONTROL MUST BE ADJUSTED FOR YOUR APPLICATION. IF ANY OF THE DEFAULT SETTINGS DO NOT SUIT YOUR APPLICATION, GO TO THE ADJUSTING SECTION THAT FOLLO

16Boiler 2 - Selects whether or not module 2 is operational - Au (auto) or OFFDO NOT CHANGEPress the Menu button until ADJUST is visible on the top li

SC-9 Controller 17Boiler Mass - This inputs the thermal mass characteristics of the boiler modules.Press the Menu button until ADJUST is visible on th

18B. SPACE HEATING ONLY WITH SETPOINT CONTROLSTEP 1: With the exception of Adv / Installer DIP switch, all DIP switches should be set the same as in S

SC-9 Controller 19C. SPACE HEATING WITH DHW WITH OUTDOOR RESETGeneralThe DIP switch settings on the control are very important and should be set to th

2Remove the safety dividersfrom the wiring chamber bypulling them straight out of theirgrooves.The control can be mounted ona standard DIN rail. First

20D. SPACE HEATING WITH DHW WITH SETPOINT CONTROLGeneralThe DIP switch settings on the control are very important and should be set to the appropriate

DisplayDescriptionDefault SettingNewSettingSC-9 Controller 21STEP 2: Program the following steps.XOutdoor Design - For Setpoint Operation MUST be adju

22Detailed information for ADV mode of ADV / Installer DIP switchThe SC-9 control has many features and some of these features are rarely used. These

SC-9 Controller 23Boiler 1 - Selects whether or not boiler 1 is operationalThis item is available in all modes.Range Available: Au (Auto), OFFAuBoiler

24Outdoor Design - The design outdoor air temperature used in the heat loss calculations for the heating system.This item is only available if the Ext

SC-9 Controller 25Stage Delay - The minimum time delay between the operation of stages.Range Available: Au (Auto), 0:30 to 19:55 min (5 second increme

26Primary Pump Purge - The maximum length of time that the primary pump will continue to operate after the boiler demand has been removed.Range Availa

SC-9 Controller 27VIEW THE PERFORMANCEFUNCTION DESCRIPTION STEPSOUTDOORCurrent outdoor air temperature as measured by the outdoor sensor.Press the Men

USEFUL HINTS28Hint #1Reloading Factory DefaultsTo reload the factory defaults, power down the control for 10 seconds. Power up the control while simul

SC-9 Controller 29TESTING THE CONTROLThe control has a built-in test routine that is used to test the main control functions. The control continually

MOUNTING THE SENSORNote: The temperature sensor (thermistor) is built into the enclosure.• Remove the screw and pull the front cover off the sensor

30Error MessagesThe control was unable to read a piece of information stored in its memory. Because of this, thecontrol was required to reload the fac

SC-9 Controller 31Technical DataControl –– Microprocessor PID control; This is not a safety (limit) control.Packaged weight –– 3.3 lb. (1500g), Enclos

SLANT/FIN CORPORATION, Greenvale, N.Y. 11548 • Phone: (516) 484-2600FAX: (516) 484-5921 • Canada: Slant/Fin LTD/LTEE, Mississauga, Ontariowww.slantfin

4WIRING AND TESTING THE SENSORWARNING: Do not run sensor wires close to and parallel to telephone or power cables. If the sensor wires are located in

SC-9 Controller 5

WIRING THE SYSTEMUse one of the following wiring diagrams to wire your system, along with the appropriate diagram on page 10.1. Gas fired - space heat

SC-9 Controller 72. Gas fired - space heating with DHWNOTE: For boiler termination wiring at modules, see page 10

83. Oil fired - space heating onlyNOTE: For boiler termination wiring at modules, see page 10

SC-9 Controller 94. Oil fired - space heating with DHWNOTE: For boiler termination wiring at modules, see page 10