Tekmar 265 Boiler Control Bedienungsanleitung

- Data BrochureBoiler Control 265D 26507/10 1 of 36 © 2010 D 265 - 07/10The tekmar Boiler Control 265 can control the supply water temperature o

© 2010 D 265 - 07/10 10 of 36 Section C1: Boiler Reset (Stand Alone)FIRE DELAYThe Fire Delay is the time delay that occurs between the time

11 of 36 © 2010 D 265 - 07/10BOILER DESIGN TEMPERATUREThe boiler design supply temperature is the supply water temperature required to he

© 2010 D 265 - 07/10 12 of 36 Self AdjustingWater TemperatureBoil Target (Occupied)BoostBoil Target (UnOccupied)Boost setting - 20 minutes t

13 of 36 © 2010 D 265 - 07/10Section D1Domestic Hot Water (DHW)Section D2DHW w/ Low Temp BoilersSection D: Domestic Hot Water OperationSe

© 2010 D 265 - 07/10 14 of 36 DHWPumpPrimaryPumpBoilerPumpDHWPumpPrimaryPumpBoilerPumpDHW MODE 3 - DHW in Primary / Secondary no PriorityWhe

15 of 36 © 2010 D 265 - 07/10If DHW is to be incorporated into a low temperature system such as a radiant heating system, a mixing device

© 2010 D 265 - 07/10 16 of 36 Section E1: SetpointNote: Setpoint operation is only available when DHW MODE is set to OFF.SETPOINTThe control

17 of 36 © 2010 D 265 - 07/10Section F1: External InputDHW or Setpoint operation is available during External Input operation. Boiler Dem

© 2010 D 265 - 07/10 18 of 36 Section G1: Pump OperationPRIMARY PUMP OPERATIONThe primary pump operates under the following conditions:• A

19 of 36 © 2010 D 265 - 07/10 CAUTIONImproper installation and operation of this control could result in damage to the equipment and poss

© 2010 D 265 - 07/10 2 of 36 How To Use The Data BrochureUser InterfaceTable of ContentsInstallation ...

© 2010 D 265 - 07/10 20 of 36 2930BoilDemComDem24 to 230 V (ac)3031ComDemSetp/DHW24 to 230 V (ac)AquastatSTEP FOUR —————— ELECTRICAL CONNECT

21 of 36 © 2010 D 265 - 07/101516M24 to 230 V (ac)orLow Voltage AlertC.A. /Alert2324BoilerPump 124 to 230 V (ac)2122Boiler 3/DHW24 to 230

© 2010 D 265 - 07/10 22 of 36 Converting the 0 - 20 mAOutput to Operate a 0 - 10 V (dc) Device6+7–Mod 1 mA0-10 VdcActuating Motor500 Ω resis

23 of 36 © 2010 D 265 - 07/10 SENSOR AND UNPOWERED INPUT CONNECTIONSDo not apply power to these terminals as this will damage the control

© 2010 D 265 - 07/10 24 of 36 STEP FIVE —————— TESTING THE WIRING GeneralEach terminal block must be unplugged from its header on the contro

25 of 36 © 2010 D 265 - 07/10141213 PrimP1 PowerLNNL115 V (ac)1615C.A./AlertM24 to 230 V (ac)orLow Voltage Alert Test the OutputsPrimary

© 2010 D 265 - 07/10 26 of 36 Connecting the ControlMake sure all power to the devices and terminal blocks is off, and remove any remaining

27 of 36 © 2010 D 265 - 07/10Stand AloneAdvancedExternal InputOffC.A.OffAlertFixed LeadFirst On / Last OffFirst On / First OffSoft StopRotate

© 2010 D 265 - 07/10 28 of 36 Outdoor Current outdoor air temperature as measured by the outdoor sensor. This item is only available when th

29 of 36 © 2010 D 265 - 07/10Adjust Menu (1 of 5)CRoom Occupied The desired room air temperature during the occupied period.This item is

3 of 36 © 2010 D 265 - 07/10DisplaySymbol DescriptionBoiler DemandDHW / Setpoint DemandWWSDModulationBoiler Output (x10,000 BTU/hr)Extern

© 2010 D 265 - 07/10 30 of 36 Adjust Menu (2 of 5)BBoiler Minimum The minimum allowed boiler target temperature. Check the boiler(s) manufac

31 of 36 © 2010 D 265 - 07/10Adjust Menu (3 of 5)BMaximum Modulation 1 The maximum percent modulation of the burner.This item is only ava

© 2010 D 265 - 07/10 32 of 36 Adjust Menu (4 of 5)BBoiler Mass 3 The thermal mass characteristics of Boiler 3.This item is only available wh

33 of 36 © 2010 D 265 - 07/10Adjust Menu (5 of 5)ESetpoint Mode Selects the Setpoint Mode of operation.This item is only available when D

© 2010 D 265 - 07/10 34 of 36 TEST SEQUENCEEach step in the test sequence lasts 10 seconds.During the test routine, if a demand from the sys

35 of 36 © 2010 D 265 - 07/10The control was unable to read a piece of information stored in its memory. Because of this, the control was

Technical Data 36 of 36Product design, software and literature are Copyright © 2010 by:tekmar Control Systems Ltd. and tekmar Control Systems, Inc.Al

© 2010 D 265 - 07/10 4 of 36 Section AGeneralOperationPage 4 - 6Section BBoilerOperationPage 6 - 10Section COutdoorResetPage 10 - 12Sequence of O

5 of 36 © 2010 D 265 - 07/10SETBACK (OCC and UNOCC)To provide greater energy savings, the control has a setback feature. With setback, th

© 2010 D 265 - 07/10 6 of 36 Section B1: Boiler ModulationSection B: Boiler OperationEXERCISINGThe control has a built-in exercising feature that

7 of 36 © 2010 D 265 - 07/10To calculate the Minimum Modulation, use the following formulae:For 4 to 20 mA:Minimum Modulation = 4 mA – Bo

© 2010 D 265 - 07/10 8 of 36 BOILER MASSThe boiler mass setting allows the installer to adjust the control to the thermal mass of the type of hea

9 of 36 © 2010 D 265 - 07/10MIN Segment OnMed (2)The Med setting is selected if the boiler that is used has a medium thermal mass. This m