Tekmar 275 Boiler Control Instrukcja Użytkownika

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Boiler Control 275
275_D
11/12
Replaces: 01/12
Installation & Operation Manual
Multi-Staging
1 of 48 © 2012 275_D - 11/12
The Boiler Control 275 is designed to stage up to four condensing or non-condensing, modulating or on-off boilers using
P.I.D. staging to accurately maintain temperature. The control supports hybrid boiler plants that contain both condensing
and non-condensing boiler groups. Water temperature is controlled by outdoor reset for space heating applications or a
fixed setpoint for Domestic Hot Water (DHW) tank heating or industrial process heating applications. The control will also
accept an analog signal from an Energy Management System (EMS) to control the water temperature. Boiler equal run-time
rotation, pump exercising and stand-by system pump operation increase boiler plant reliability. The control is tekmarNet
®
communication compatible allowing for internet connectivity using an optional Gateway 483.
tN4 Compatible
BTC I Compatible
24 Hour, 5-11, 5-2, 7 Day Schedule
Flow or Combustion Air Proof
Four Modulating or On/Off Boilers
Equal Run Time Rotation
Primary Pump Sequencing
DHW Operation
Optional DHW Sensor
Setpoint Operation
Additional functions include:
Setback
Boiler Control 275
One tN4, Four Modulating Boiler & DHW / Setpoint
Menu Item
Test
Boiler Demand
DHW / Setpoint Demand
Proof Demand
EMS Input Signal
Priority Override
Power 115 V ±10% 60 Hz 7 VA, 1150 VA max.
Relays 230 V (ac) 5 A 1/3 hp
Demands 20 to 260 V (ac) 2 VA
Designed and assembled in Canada by
tekmar Control Systems Ltd
tektra 1020-01
Meets Class B:
Canadian ICES
FCC Part 15
For maximum heat,
press and hold Test
button for 3 seconds.
not testing
testing
testing paused
off
red
red
BTC I
Off
EMS
Rotate
Fixed Last
Pump Sequencer
Exercise
Off
Demands
Date Code
H2048B
Signal wiring must be rated at least 300 V.
DHW
29
/Setp
Com
30
Dem
Pr.
31
Dem
2
5
Mod1
1
+
Mod2
3
+
+
Mod3
4
+
Mod4
6
+
BRet/
7
Com
8
tN4
12
Boil
9
Out
10
Com
11
Prim
P1 L N
26
Power
28271413
Do not apply power
24
DHW
/ P2
23 251615 1817 2019 2221
Fixed Lead
First On / Last Off
First On / First Off
Relay
1
Relay
2
Relay
3
Relay
4
C.A. /
Alert
Boiler
Demand
Sup
DHW
Zone Load Shedding
Input
Universal
Sensor
Included
Input
Universal
Sensor
Included
tN4
Boiler
Bus
Input
Outdoor Sensor
Included
OR
0-10 or 2-10 V (dc)
from EMS
Output
Up to 4
Modulating
Boilers
Input
115 V (ac)
Power Supply
Input
Flow OR
C.A. Proof
Output
Up to 4
Boiler Pumps
OR Boiler Enable
Output
DHW Pump
OR
Primary Pump
Output
Combustion
Air Damper
OR Alert
OR
OR
Output
Primary
Pump
Input
DHW OR
Setpoint
Demand
Signal
Input
Boiler
Demand
Signal
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Podsumowanie treści

Strona 1 - Boiler Control 275

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

Strona 2 - User Interface

© 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

Strona 3 - Menu Item

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

Strona 4 - Sequence of Operation

© 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.

Strona 5

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

Strona 6 - Boiler Operation Section C

© 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

Strona 7

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

Strona 8 - Burner On

© 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

Strona 9

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

Strona 10 - On / Off Boilers Section E

© 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

Strona 11 - Mode OFF / No DHW Generation

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

Strona 12

© 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

Strona 13

© 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

Strona 14 - Setpoint Operation Section J

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

Strona 15

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

Strona 16

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

Strona 17 - Pump Operation Section L

© 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

Strona 18

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

Strona 19

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

Strona 20 - Boost Section P

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

Strona 21 - Scene Operation Section S

© 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

Strona 22 - Installation

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

Strona 23 - Terminals 25 - 31

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

Strona 24 - Terminals 23 - 26

© 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

Strona 25 - Pump Pump Pump Pump

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

Strona 26

© 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

Strona 27 - Terminals 13 – 20

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

Strona 28 - Control Settings

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

Strona 29

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

Strona 30 - VIEW MENU

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

Strona 31

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

Strona 32 - ADJUST MENU

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

Strona 33

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

Strona 34

© 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

Strona 35

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

Strona 36

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

Strona 37

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

Strona 38

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

Strona 39 - TIME MENU

© 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

Strona 40 - SCHEDULE MENU

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

Strona 41

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

Strona 42

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

Strona 43 - MISC MENU

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

Strona 44 - Testing the Control

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

Strona 45 - Error Messages (1 of 3)

© 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

Strona 46 - Error Messages (2 of 3)

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

Strona 47 - Error Messages (3 of 3)

© 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

Strona 48 - Technical Data

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

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