Tekmar 275 Boiler Control Manual de usuario Pagina 1

Boiler Control 275275_D 11/12Replaces: 01/12Installation & Operation ManualMulti-Staging 1 of 48 © 2012 275_D - 11/12The Boiler Control 275

© 2012 275_D - 11/12 10 of 48 On / Off Boilers Section EOEM Boilers Equipped With A BTC I Control Section FThe 275 can sequence up to four boil

11 of 48 © 2012 275_D - 11/12Domestic Hot Water Operation Section IDHW operation is only available when the Pump Sequencer DIP Switch is

© 2012 275_D - 11/12 12 of 48 Mode 1 - DHW in Parallel with No PriorityWhen a valid DHW Demand is present, the DHW relay (terminal 23) turns on.

13 of 48 © 2012 275_D - 11/12Mode 6 – Dedicated DHWWhen a valid DHW Demand is present from the DHW Sensor, the primary pump relay turns o

© 2012 275_D - 11/12 14 of 48 Setpoint Operation Section JSetpoint operation is only available when DHW Mode is set to Off. The control can oper

15 of 48 © 2012 275_D - 11/12Mode 3 - Setpoint in Primary/Secondary with No PriorityWhenever a Setpoint Demand is present, the primary pu

© 2012 275_D - 11/12 16 of 48 Energy Management System (EMS) Section KThe control can accept an external DC signal from an Energy Management Sys

17 of 48 © 2012 275_D - 11/12Pump Operation Section LPrimary Pump OperationThe control includes two primary pump outputs with capability

© 2012 275_D - 11/12 18 of 48 Flow Proof Demand TestThe control includes a flow proof demand test in order to determine if the flow/pressure devi

19 of 48 © 2012 275_D - 11/12Setting the Schedule Section NTo provide greater energy savings, you can operate the control on a programma

© 2012 275_D - 11/12 2 of 48 How to Use the Data BrochureTable of Contents This brochure is organized into three main sections.They are: 1) Sequ

© 2012 275_D - 11/12 20 of 48 Boost Section PWhen the control changes from the UnOccupied mode to the Occupied mode, it enters into a boosting m

21 of 48 © 2012 275_D - 11/12The 275 can be connected to a User Switch using tekmarNet® communication and responds to the following scene

© 2012 275_D - 11/12 22 of 48 InstallationStep One — Getting Ready CautionImproper installation and operation of this control could result in dam

23 of 48 © 2012 275_D - 11/12Step Four — Electrical Connections to the ControlGeneralThe installer should test to confirm that no voltage

© 2012 275_D - 11/12 24 of 48 Non-Powered Input Connections Terminals 1 - 6tN4Terminals 1 and 2 provide a tN4 connection for tN4 devices on the

25 of 48 © 2012 275_D - 11/12Non-Powered Output Connections Terminals 7 – 22Wiring the Modulating Boiler Outputs The control provides a

© 2012 275_D - 11/12 26 of 48 tN4 DeviceComtN4+-OutCom32Step Five — Testing the WiringGeneralThe following tests are to be performed using standa

27 of 48 © 2012 275_D - 11/12Testing C.A. / Alert Relay Terminals 21 – 22 1. Shut off power to the control and the boiler circuit or boi

© 2012 275_D - 11/12 28 of 48 Cleaning the ControlThe control’s exterior can be cleaned using a damp cloth. Moisten the cloth with water and wrin

29 of 48 © 2012 275_D - 11/12Rotate / OffUse the Rotate / Off DIP switch to enable the Equal Run Time Rotation feature. This feature Chan

3 of 48 © 2012 275_D - 11/12DisplayPRIMARY PUMPDisplays when primary pump 1 or primary pump 2 is in operation BOILERDisplays which modula

© 2012 275_D - 11/12 30 of 48 Display MenusView Menu (1 of 2) Item Field RangeAccessDescriptionVIEW-76 to 149°F(-60.0 to 65.0°C)USERINSTADVOUTDOO

31 of 48 © 2012 275_D - 11/12Item Field RangeAccessDescriptionVIEW20 to 100 %or1 to 4ADVBOILER 2 MODULATION / STG SECTION DCurrent percen

© 2012 275_D - 11/12 32 of 48 Item Field Range Access Description Actual SettingADJUST Occ35 to 100°F (2.0 to 38.0°C) Default = 70°F (21.0°C)IN

33 of 48 © 2012 275_D - 11/12Item Field Range Access Description Actual SettingADJUST2Mod, OnOFor1, 2, 3, 4, ModDefault = ModADVBOILER 2

© 2012 275_D - 11/12 34 of 48 Item Field Range Access Description Actual SettingOFF or OnDefault = OFFADVCONDENSING LEAD SECTION HSelect whether

35 of 48 © 2012 275_D - 11/12Item Field Range Access Description Actual SettingADJUSTmin0:10 to 3:00 minutesDefault = 1:00ADVDAMPER DELAY

© 2012 275_D - 11/12 36 of 48 Item Field Range Access Description Actual SettingADJUST110 to 230 secondsDefault = 30 secondsADVBOILER 1 MOTOR SPE

37 of 48 © 2012 275_D - 11/12Item Field Range Access Description Actual SettingADJUST OccOFF, 70 to 190°F (OFF, 21.0 to 87.5°C) Defaul

© 2012 275_D - 11/12 38 of 48 Item Field Range Access Description Actual SettingADJUSTUnOccOFF, OnDefault = OFFADVSETPOINT UNOCCUPIED SECTION JSe

39 of 48 © 2012 275_D - 11/12TIME MENUItem Field RangeAccessDescriptionTIMEAMDefault = MONDAY12:00 AMUSERINSTADVCURRENT TIME AND DAY SE

© 2012 275_D - 11/12 4 of 48 Once the control receives a boiler demand it calculates a target water temperature based on the characterized heatin

© 2012 275_D - 11/12 40 of 48 Item Field RangeAccessDescriptionTIME2000 ... 2255Default = 2005INSTADVYEAR SECTION OSet the current year.Note: T

41 of 48 © 2012 275_D - 11/12Item Field RangeAccessDescriptionSCHDAMWake UnOccSleep– –:– – to 11:50 PMor– –:– – to 23:50USERINSTADVALL DA

© 2012 275_D - 11/12 42 of 48 Item Field RangeAccessDescriptionSCHDAMWake UnOccSleep– –:– – to 11:50 PMor– –:– – to 23:50USERINSTADVMONDAY SECTIO

43 of 48 © 2012 275_D - 11/12Item Field RangeAccessDescriptionMISCUSER,INST, ADVDefault = INSTUSERINSTADVACCESS LEVEL PAGE 4The access le

© 2012 275_D - 11/12 44 of 48 Testing the ControlTe stPress and Hold for 1 secondThe control has a built-in test routine that tests the main cont

45 of 48 © 2012 275_D - 11/12To Enable Zone Test:1. Press and hold the Test button for more than 6 seconds. The control displays ZONE TE

© 2012 275_D - 11/12 46 of 48 Error Message DescriptionVIEWSCHEDULE MASTER ERRORMore than one tekmarNet® device has been assigned the same master

47 of 48 © 2012 275_D - 11/12Error Messages (3 of 3) Error Message DescriptionVIEWPRIMARY PUMP P1 & P2 FAILUREBoth the primary pump P

Limited Warranty The liability of tekmar under this warranty is lim-ited. The Purchaser, by taking receipt of any tekmar product (“Prod-uct”), acknowl

5 of 48 © 2012 275_D - 11/12Terminal Unit Setting in Adjust MenuSelect the appropriate terminal unit in the adjust menu. This will change

© 2012 275_D - 11/12 6 of 48 Outdoor Design Setting in Adjust Menu The outdoor design temperature is typically the coldest outdoor air temperatur

7 of 48 © 2012 275_D - 11/12Stage Delay Setting in Adjust Menu The Stage Delay is the minimum time delay between the firing of each stage

© 2012 275_D - 11/12 8 of 48 Modulating Boilers Section DThe 275 can operate up to four modulating boilers. The control also provides dry contac

9 of 48 © 2012 275_D - 11/12Boiler Minimum Modulation Setting in Adjust Menu(per boiler)The Minimum Modulation setting is the lowest modu