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1. Ls on OK SETTINGS d Use the button to increase the value Press the OK button to accept the value PLUS and advance the next display Press the UNDO button to cancel setting Use the button to decrease the value but save any previous changes the value 13 NEN MINUS 3 6 Setting the Mode Press the SETTING button until SET MODE appears in the display SETTINGS Press the OK button to change this user vd mode 12 press iG SETTINGS ma E SETTINGS 12 g wa BA SETTINGS Use the SET button to advance to the Press the UNDO button to cancel setting Dr next display but save any previous changes GS y E Press the OK button to accept the value and advance to the next display OK 14 UNDO 3 7 Setting the Day and Night Temps Press the SETTING button till 6 SET TEMP appears in the display SETTINGS PA Press the OK button to change this user rg mode Value to alter confirm will start flashing 12 on SETTINGS mu SETTINGS u x d Use the button to increase the value Press the OK button to accept the value PLUS and advance to the next display 4 Use the button to decrease the value Press the UNDO button to cancel setting but save any previous changes MINUS UNDO 15 3 8 Setting the System OFF A Press the SETTING button till SET SY
2. Pressing the OVERTIME button in an 5 OFF period will initiate or extend the ASS day time operation of the controller Pressing the UNDO button at any time will cancel this operation The controller can operate in holiday mode with frost protection for a number 491739 of days When the holiday period expires the controller returns to normal operation Pressing the UNDO button at any time will cancel this operation Pressing the CHECK TEMP button will display the sensor room temperature on the first press and the set program temperature on the second press The third press will return the display to normal Pressing the LOCKOUT button will clear a flame failure lockout In order to reset Aug the lockout press and release the LOCKOUT button After 10 seconds the controller will return to normal operation The lockout warning and LED will continue to display if the flame failure signal is cleared at source Note If no keypad action takes place for 60 seconds the current selection is cancelled and the display returns to day and time and previously set operating mode Exam Heating mode EH will appear only if selected in the engineer functions 3 3 The SETTINGS button 3 Pressing the SETTING button will scroll through the user options in the following SUF sequence Repeated pressing of this button will loop these options round to the start SETTINGS 12 press 5 SETTI
3. Installation Commissioning Maintenance User instructions These appliances meet the following EC Directives DIR 009 142 EC GAD DIR2004 108 EC EMC DIR 2006 95 EC LVD DIR 89 392 EEG MD Subject to modifications Reznor Europe N V J amp M Sabbestraat 130 A000 B 8930 Menen Tel 32 56 529 511 Fax 32 56 529 533 E mail reznor europe nordyne com www reznor eu REZNOR SmartCom SMARTCOM CONTROL PANEL INSTALLATION AND USER MANUAL a ofa Lak N PLUS OK FAN ONLY OVERTIME LOCKOUT _ 6 UNDO SEITINGS HOLIDAY CHECK TEMP QUICK QUIDE Page Page Increase a value 9 Ple Initiate a period of fan only 18 FAN ONLY a Decrease a value OVERTIME T v Initiate a period of heating Accept a value Initiate a holiday period 18 HOLIDAY POWER MINUS Cancel a value mode Toggle the temperature display 18 Initialise programming Clear a flame failure lockout 19 LOCKOUT SETTINGS INDEX Section Technical Specifications 1 1 Operating Environment 3 1 2 Performance Specifications 3 1 3 SC3FM Facia Mount Electrical Specifications 3 1 4 SC3SZ Single Zone Electrical Spec
4. 3 6 Setting the Modes 14 3 7 Setting day and night temperatures 15 3 8 Setting the system OFF 16 3 9 Optional Passwords 17 3 10 Checking the temperature 18 3 11 Setting a temporary Holiday period 18 3 12 Setting a temporary Overtime extension period 18 3 13 Setting a temporary Vent period 18 3 14 Display messages 19 3 14 1 Error message Lockout 19 3 14 2 Exam period 19 3 14 3 Optimum Start and Optimum Stop 19 3 14 4 Service hours 19 3 14 5 External Sensor fault indicatio
5. drawings and observe the note at the bottom of each page referring to cable type and length Complete installation wiring instruction booklets are supplied to suit individual heating applications It is important to read both the product instructions and these control instructions to ensure satisfactory operation Failure to follow these guidelines may result in electrical interference or unsatisfactory operation 2 3 SC3FM WIRING CONNECTIONS Warning All external wiring MUST comply with the current IEE wiring regulations Bie o D E AN FUSE RATING Flame failure input Neutral supply input Burner reset output Heat 1 relay output 1 stage Vent 1 relay output 550W low fan 2 4 SC3SZ WIRING CONNECTIONS Warning All external wiring MUST comply with the current IEE wiring regulations NEUTO O LIVEO FUSE RATING 5 IL 2 N 10 B1 B0 B2S ROS R1 9 o S RO Remote room temperature sensor A S R1 Remote room temperature sensor B control unit using screened 6A mains cable Connect the screen to terminal BO A terminal block is supplied to enable multiple connections to BO B2 as detailed in product wiring connections All sensor and signal wiring should be kept Remote switch inputs should be connected by 6A mains cable of maximum length
6. 100m The remote temperature sensor may be placed at a distance of up to 100m maximum from the separate from mains wiring to minimise noise pick up The power supply is non isolated therefore all wiring to the control must be mains rated 2 5 SC3MZ WIRING CONNECTIONS Warning All external wiring MUST comply with the current IEE wiring regulations Z IS N FUSE RATING NE ON KON Ne D a Euro a NA uw N uw uw S D ua J N E N E Ke L E 3 J 7 ke J L 4140 7 8 9 25 14 5 6 1 L2 N 10 S ROS R1DO D1 00 O1 B1 BO B2 C2 C1 66 64 20 ae N a ZO Fx AN EN EN IN AN FEN Y JC WO LES n FOS a LC ES ESAS ES B Lo Lo Lo Lo Lo Lo Lo Lo Lo Lo UA ES Nas A NH Capacity mm Vent 1 relay input 550W low fan Flame failure input Remote on input BMS ON input Vent 2 relay output high fan Remote frost input door interlock A terminal block is supplied to enable multiple improve noise rejection Connect the screen to connections to BO B2 as detailed in product terminal BO Master slave communication is by wiring connections 0 10V outputs and remote screened twisted pair cable RS 485 compatible switch inputs should be connected by 0 75mm2 such as Belden 9841 or Equiv Maximum cable of maximum length 100m The remote overall system length is 500m Con
7. as long as the input is active switch closed This could be used as a holiday switch or an off switch or as a door interlock to turn the heating off when a door is open or for BMS control In addition the remote Frost input can be assigned under engineers menu to act as a multipurpose alarm input blocked filter alarm input or an air flow failure alarm input with contacts closed for fault condition open for good condition In blocked filter mode the control will display the following warning with the time and operation continuing as normal NB The controller will ignore the input for the first 30 seconds In air flow failure mode the control will display the following warning with heating operation suspended until a lockout reset operation is performed 20 NB The controller will ignore the input for the first 30 seconds As a multipurpose alarm the control will display REMOTE OFF CHECK and the heating operation will be suspended until the fault is corrected NB The controller will ignore the input for the first 30 seconds Further in a multi zone system air flow failure on a slave will be displayed on the Master as a lockout with the zone number and lockout reset can be achieved either locally on the affected slave or centrally using the Master controller As a multipurpose alarm the input will be effective at all times whereas in air flow failure and blocked filter modes the controller will ign
8. NGS 5 3 SETTINGS SETTINGS 12 pe 6 SETTINGS SETTINGS 3 4 Setting the Clock A Press the SETTING button till SET CLOCK appears in the display SETTINGS PA Press the OK button to change this user mode OK Value to alter confirm will start flashing ies Ste L d Use the button to increase the value Fa Press the OK button to accept the value and advance to the next display PLUS OK Use the button to decrease the value MINUS UNDO 11 Press the UNDO button to cancel setting but save any previous changes 3 5 Setting the Programs Press the SETTING button till 6 SET PROGRAM appears in the SETTINGS display PA Press the OK button to change this user WS mode Value to alter confirm will start flashing 12 g e 3 on 6 SETTINGS Use the button to increase the value Press the OK button to accept the value Ser in 10 minute steps d and advance to the next display 24 Use the button to decrease the value Press the UNDO button to cancel setting the value in 10 minute steps but save any previous changes MINUS UNDO 12 Setting the Program cont 3 5 1 Copy Function Press the SETTING button till SET PROGRAM appears in the SETTINGS display Press the OK button to change this user mode OK Value to alter confirm will start flashing malg mu ETTINGS
9. STEM OFF appears in the SETTINGS display PA Press the OK button to change this user mode OK Value to alter confirm will start flashing press M on OK SETTINGS p MA P LL v SETTINGS i Use the SET button to advance to the A Press the UNDO button to cancel setting Ree next display and revert to original contol UNDO Press the OK button to accept the value SE and advance to the next display OK 16 3 9 Optional Password PIN protection To protect the entered settings you can use a password PIN code This unique 4 digit PIN code will be required to change the settings that you have stored and will prevent unauthorised amendment of the settings Refer to the Engineers Settings of this manual to activate this option Note PIN protection is not initiated as a default setting d Use the button to increase the value Press the OK button to accept the value and advance to the next display PLUS URK 4 Use the button to decrease the value Press the UNDO button to cancel setting the value but save any previous changes MINUS UNDO 17 3 10 Checking the temperature Pressing the CHECK TEMP button will display the sensor room temperature on the first press and the set program temperature on the second press NB The display will return to normal 10 seconds after the second press if CHECK TEMP is not ag
10. UT display and the red LED will illuminate The continue to display if the flame failure tawip signal is cleared at source lockout warning and LED will In order to reset the lockout press and release the LOCKOUT button After 10 seconds the controller will return to normal operation NB The lockout will not be displayed for the first 45 seconds after initial burner start Fan and heating outputs will continue to function normally despite the lockout condition 3 14 2 Exam period If the control is used on a system installed in a sports hall a temporary increase in temperature can be set to improve comfort for people sitting in the building The screen will show an EXAM MODE display 19 This warning will continue to display until the next time switch or until the undo button is pressed 3 14 3 Optimum Start and Optimum Stop This feature is factory set If not required refer to the Engineer Functions Optimum start is an energy saving feature which turns the heating system on at the latest possible time whilst ensuring that the desired temperature is achieved at the ON time When the controller is optimising the following is displayed Ventilation remains disabled during the optimum start period Towards the end of a heating period the controller may turn off the heating early The optimum stop period is calculated and relates to the speed of response of the building The optimum stop period is
11. a factor of the optimum start historical information and will be limited to the maximum time period set in the engineer functions The controller will only allow the temperature to fall by up to 2 C below the set point during this period Ventilation is disabled during the optimum stop period When the controller is optimising the following is displayed 3 14 4 Service Hours The controller has a programmed burner hour limit This is default at 1200 hours but can be adjusted within the Engineers codes Once the heater has reached this set limit the screen will show A SERVICE HOURS display to register that a service is due 3 14 5 External sensor fault indication If an external sensor is used set within Engineers settings but the sensor is open circuit the display will the following error 3 14 6 External Inputs There are two external inputs for direct control of the operating mode of the system The ON input forces the controller to operate in the on mode for as long as the input is active switch closed This could be used for an override on switch or for BMS control Note If the controller is to be used in a BMS system then all of the ON times should be set as unused then the controller will by default control at off night temperature The BMS system can then activate on day or frost temperature control using the external inputs The FROST input forces the controller to operate in the frost mode for
12. ain Pressing the CHECK TEMP and the button together will display the duct temperature if fitted The display will return to normal after 10 seconds if not cancelled by UNDO 3 11 Setting a temporary Holiday period The controller can operate in holiday mode with frost protection for a mama number of days The holiday mode is set as follows Press the HOLIDAY button HOLIDAY will be displayed and the number of days will flash Press the or button to increase or decrease the number of holiday days Values from 00 to 31 are acceptable Zeros 00 indicates no holiday period set Press the OK button to accept the holiday setting HOLIDAY SET will be shown along with the normal display until the start of the holiday period The holiday period will start at midnight on the day that it is initiated From then on the HOLIDAY along with the remaining number of days will be displayed When the holiday period expires the controller returns to normal operation Pressing the UNDO button at any time will cancel the holiday period 3 12 Setting an overtime extension period lt Pressing the OVERTIME button in an OFF period will initiate or extend the ana day time operation of the controller Overtime is activated as follows Press the OVERTIME button OVERTIME will be displayed and the hours and minutes digits will flash Press the or buttons to increase or decrease t
13. des cost effective energy for small single heater installations through to large 1 1 Operating Environment Operating temperature range 0 C to 40 C Operating humidity range 0 to 90 RH Control IP rating IP30 Pollution degree 11 environment Control safety construction class 1 Mains supply 230Vac nominal 200Vac to 253Vac actual 50Hz On board supply fuse 1AT e Rated impulse voltage 2500V 1 2 Performance Specifications e Operation is by Class A software and Type 1A action Version 1 e he mains supply to the electronic circuit is protected by a time delay fuse e Flame failure input 230Vac nominal 200Vac to 253Vac actual 50Hz Presence of voltage indicates flame failure e The burner reset relay output is either Live or Neutral which is selected by a plug in jumper Live only SC3 FM version e Remote volt free switch outputs will be 24Vdc 5mA e The built in room temperature sensor has a measuring range of O C to 30 C with a resolution of 0 2 C e Temperature sensor readings can be offset to allow for errors due to sensor tolerances and location NB Frost protection readings are also affected by offsets Built in and remote room temperature sensor 0300 Untrimmed accuracy over 4 149 C range Accuracy over range with 0 89 C offset Unless well ventilated heat generated in the controller may cause the built in sensor to over read temperatures multi zone applications requ
14. ft the lid and unplug the ribbon cable from the power PCB as sembly situated in the bottom of the case e A drilling template is provided to enable the controller assembly to be securely fixed to a solid surface e t is recommended that the controller is installed no less than 1 5m above the floor level e The lid with display and connecting ribbon cable can be rotated through 180 therefore allowing the controller to be positioned with the cable entry to the bottom or the top depending on the cable routing e Do not mount the controler on an excessively warm or cold surface or where it could be affected by direct sunlight or other heat cool sources e he mounting surface should be non conducting or 224 mm earth bonded and should prevent access to the rear of the control E 200mm p Note The recommended minimum mounting height only applies when the internal sensor is used 80 mm 128 mm LI Note when used in dusty contaminated environments it may be necessary to locate the SmartCom panel within an enclosure or locate panel remotely and use an external temperature sensor 2 2 General Wiring Specifications All wiring connections must be made by a suitably qualified person When making connections to screw terminals please ensure that no more than 6mm of insulation is stripped back and that no stray wire strands escape Please refer to the following wiring connection
15. ggle between increase the value PLUS 22 won 5 OK 5 OK wes Use the button to toggle between Loon decrease the value MINUS Press the UNDO button to cancel settings but save any previous changes UNDO ENGINEERS SETTINGS FOR ENGINEERS SETTINGS FOR WARM AIR PRODUCTS RADIANT PRODUCTS MOVE TO TOP OF NEXT PAGE FROM BOTTOM OF LAST PAGE MOVE TO TOP OF NEXT PAGE 24 25 FROM BOTTOM OF LAST PAGE MOVE TO TOP OF NEXT PAGE FROM BOTTOM OF LAST PAGE 26 5 Battery Cell information 5 1 Battery replacement The real time clock and program information is battery backed by a lithium coin cell When mains power is interrupted the controller will retain the settings for up to seven days after which it will reset to factory default The battery has a service life of approximately five years The condition of the battery is monitored and when replacement becomes necessary will be indicated on the display If however the battery is removed and allowed to power down all user programming will be removed and replaced by a manufacturers default setting If the LCD screen display appears blank or freezes during programming power to the SmartCom will have to be removed to allow for the default settings to be recovered In such a scenario the lithium coin cell must be removed from the controller for a period of time To
16. he required amount of time in 10 minute increments Values between 0 and 60 minutes are acceptable by default The range can be extended up to 10 hours in the Engineer Functions Press OK to accept the setting The display will show the overtime minutes remaining When the overtime period expires the controller returns to normal operation Pressing the UNDO button at any time will cancel this operation 3 13 Setting a temporary Fan period Pressing the FAN ONLY button will force 36 the controller to operate Vent 1 relay ma regardless of the room temperature while Heat 1 and Heat 2 relays are disabled and Vent 2 and Vent 3 relays operate according to the room temperature The FAN ONLY period is activated as follows Press the FAN ONLY button FAN ONLY will be displayed and the hours and minutes digits will flash 18 Press the or buttons to increase or decrease the required amount of time in 10 minute increments Values between and 60 minutes are acceptable by default The range can be extended up to 10 hours in the Engineer Functions Press OK to accept the setting The display will show the overtime minutes remaining When the overtime period expires the controller returns to normal operation Pressing the UNDO button at any time will cancel this operation 3 14 Display Messages 3 14 1 Lockout Error When the controller detects a flame failure signal the screen will show a LOCKO
17. ifications 3 1 5 SC3MZ Multi Zone Electrical Specifications 3 Installation Instructions 2 1 Mounting the Control Assembly 4 2 2 General Wiring Specifications 5 2 3 SC3FM Version Wiring Connections 6 2 4 SC3SZ Version Wiring Connections 7 2 5 SC3MZ Version Wiring Connections 8 Operating Instructions 3 1 Factory default settings 9 3 2 The Buttons 9 3 3 The Settings button 10 3 4 Setting the clock 11 3 5 Setting the Program on off times 12 3 5 1 Copying the Programs 13
18. iring centralised control This operating manual gives simple step by step instructions for both the end user and commissioning engineer alike This control must be installed according to the current IEE Wiring Regulations and should include full disconnection means and fusing appropriate to the connected loads Remote duct temperature sensor 10 60 1 3 0 C 1 3 SC3 FM Electrical Specifications Burner reset Heat and 7A 240Vac resistive Vent 1 relay rating 2A 240Vac inductive 1 4 SC3 SZ Electrical Specifications Time relay rating 2A 240Vac inductive 10A 240Vac resistive 550W Vent 1 relay 3A 240Vac inductive 550W single phase motor max 1 5 SC3 MZ Electrical Specifications All relays except Vent 10A 240Vac resistive 1 rating 2A 240Vac inductive 10A 240Vac resistive 3A 240Vac inductive 550W single phase motor max 5W Screened twisted pair Daisy chain configuration Belden 9841 or equiv recommended Max length 500m Output impedance 500 Ohm Max current drive capacity 5mA Vent 1 relay rating Communications wiring 0 10V signals The power supply is SELV isolated therefore low voltage wiring to the control does not need to be mains level rated 2 Installation instructio RR RE 2 1 Mounting the Control Assembly two part plastic moulding held together by four SCrews The housing consists of a 1 e Remove the screws e Carefully li
19. n 19 3 14 6 External Inputs 20 3 14 6 1 External Input priority 20 3 15 Network Controllers 21 3 15 1 Operating the Master 21 Engineer Functions 4 1 Introduction 22 4 2 Settings 22 4 3 The Engineer Variables 23 Battery Cell information 5 1 Battery replacement 26 5 2 Battery specification 26 In order to satisfy the increasing need for higher efficiencies and to complement the development of efficient heating systems Reznor has upgraded their SmartCom range of controllers With a new larger back lit screen and simpler to operate with intuitive programming omartCom provi
20. nect screens temperature sensor may be placed at a to BO and CO All sensor and signal wiring should distance of up to 100m maximum from the be kept separate from mains wiring to minimise control unit using screened 0 75mm2 cable to noise pick up 3 1 Factory default settings For speedy installation and ease of first operation the SmartCom is supplied from the factory with pre programmed default settings These are On Day temperature 18 Off Night temperature 5 C ON time 08 00 Mon thru Fri 3 2 The Buttons OFF time 16 30 Mon thro Fri no further ON OFF times set or weekends Program mode Auto Control type Warm Air Sensor type Internal Night setback On Frost protection Networking Off Pin protection Off can be altered within Engineers settings if required The ten buttons have the following functions Press the button to increase a value PLUS Press the button to decrease a value MINUS OK bs UNDO Press the OK button to accept the value and advance to the next display Press to cancel overtime vent exam OFF and holiday modes or to cancel a setting but save any previous changes 3 Initialise and step through programming modes SETTINGS the FAN ONLY button will force the controller to operate Vent 1 zu relay regardless of the room temperature while Heat relays are disabled Pressing the UNDO button at any time will cancel this operation
21. ore the input until 30s from the start of either the heat or time relays as set under the engineers menu In a multi zone system the external inputs to the Master controller will be applied to all zones automatically however individual zones can be set to ignore the FROST signal from the Master under the engineers menu The external inputs to a slave controller will apply to that zone only 3 14 6 1 items Priority order of controlling If ON and FROST inputs are both active then the FROST input will take priority Where more than one input or setting is trying to operate the control it will respond to inputs in the following priority order Remote Frost input Overtime operating with NORMAL HEAT ONLY VENT ONLY Vent mode Holiday Off mode Frost Only Remote On BMS input operating with NORMAL HEAT ONLYAVENT ONLY Time program operating with AUTO HEAT ONLY VENT ONLY AA MD ES 3 15 Network Controllers With the SmartCom MultiZone version up to 16 controllers can be linked together to form a multi zone heating system This allows one SmartCom the Master to communicate with the other controllers the slaves The display will state the appropriate zone number The control has the Master capabilities following e Updating the clock on the Master controller will globally update the slave controllers e The set program and set temperature functions on the slave controllers can be accessed from
22. replace the battery isolate the control from the mains electric supply and remove the plugs screws securing the front panel to the rear case Carefully remove the panel and detach the ribbon cable from the power PCB assembly Remove the old battery and fit the new battery as shown in the photograph Please dispose of the battery responsibly Assuming ribbon cable connections has previously been checked for tightness and connections are correctly made to both the pcb s 29000006808 cece 5 1 1 Battery specifications Reference CR2032 Type Lithium coin cell Voltage 3 0V Service life app 5 years Width 20mm Thickness 3 2mm Also known as ECR2032 5004LC KECR2032 SB T15 L14 DL2032 BR2032 KL2032 KCR2032 ECR2030 6070 02 L HINOOS 89 4equunu e u8J9jeJ jueuunoo
23. the Master controller e The room and set temperatures of the slave controllers can be viewed from the Master controller Master Slave 1 ZONE 2 3 15 1 Operating the Master When operating the Master controller on a multi zone system to modify a program or the set program check temperature the display will show SET Zone along with the flashing zone number Press the or button to display the appropriate zone you want to use Press OK to accept The program and temperatures can now be set for that zone If a fault occurs in the network or the set up is incorrect an error message will appear and flash in the Master controller showing the first appropriate zone fault e VENT ONLY HOLIDAY or OVERTIME buttons on the Master controller are applied to the entire network e External inputs to the Master will apply to the entire network e Lockouts on slave controllers will be displayed on the Master controller and can then be cleared on each individual controller or from the Master controller The following functions cannot be programmed over the network and must be carried out locally on each slave controller e Modes i e HEAT ONLY AUTO etc e Engineer functions Refer to the Engineers Settings of this manual to activate this option agus Slave 2 Slave 3 ZONE ZONE 4 Once the comms error has been rectified the display will change to show either a f
24. urther comms error or back the main screen If a lockout occurs within a zone the Master will display Lockout and the appropriate zone that has the fault lockout To reset the LOCKOUT button either on the Master or the Slave controller to that particular Zone press the 4 Engineers Settings 4 1 Introduction The engineer functions allow you to program various advanced parameters e All control functions may be optionally password protected by a PIN code e Pressing the UNDO button during programming will cause the setting being programmed to be changed back to its original value e Pressing the UNDO button twice consecutively at any time while in the engineer function will cause the controller to exit the engineer function and return to normal operation Only items which have been OK d will be changed If no keypad action takes place for 60 seconds while in the engineer function the controller will exit the engineer function and return to normal operation Only items which have been OK d will be changed The engineer settings cannot be programmed over the communications link only on the specific controller 12 g 73 SETTINGS 4 2 Settings 12 mess k amp SETTINGS 12 Press the SETTINGS button to advance to the next display SETTINGS Press the OK button to alter a setting or Nm accept the a new value K Use the button to to

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