Tekmar 346 Power Manager User Manual

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D 346
04/08
Power Manager 346
- Data Brochure
1 of 8 © 2008 D 346 - 04/08
tektra 1019-01
Power Manager 346
For product literature:
www.tekmarcontrols.com
Boiler Bus 0 Demand Power
Aux Pump 1
Aux Pump 2
Aux Pump 3
tN4
Bus 1 Demand
Bus 2 Demand
Bus 3 Demand
Caution! Disconnect All
Power before Opening
For product instructions, see brochure
Input Power: 115 V (ac) ±10% 60 Hz, 12 A
All Loads Using Input Power: 11.5 A
Relay Ratings: 115 V (ac) 5 A
Relay Power: 115 V (ac) ±10% 60 Hz, 10 A
Demands: 20 to 260 V (ac) 2 VA
Features:
Information
Brochure
Choose controls
to match
application
1
Application
Brochure
Design your
mechanical
applications
2
Wiring
Brochure
Wiring and
installation of
specific control
4
Job
Record
Record settings &
wiring details for
future reference
6
Data
Brochure
Control settings
and sequence of
operation
5
Rough-in
Wiring
Rough-in
wiring
instructions
3
Introduction
tN4 Compatible
Four tN4 Buses
Four On-Off Demand Inputs
Converts Demands to tN4 Communication
Three Auxiliary Pumps
Internal 50 VA Transformer
CSA C US Certified for use in USA and Canada
The Power Manager 346 has an internal transformer that powers a tekmarNet
®
4 (tN4) System Control 420, 421, 422,
or 423. The 346 also includes four on-off demand inputs that can be used to provide a tN4 communication message to
activate the reset module. This allows a mixture of non-communicating and tN4 communicating controls to use a tN4
System Control.
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Summary of Contents

Page 1 - - Data Brochure

D 34604/08Power Manager 346- Data Brochure1 of 8 © 2008 D 346 - 04/08tektra 1019-01Power Manager 346For product literature:www.tekmarcontrols.comBoile

Page 2 - Table of Contents

© 2008 D 346 - 04/08 2 of 8Sequence of OperationApplication 1 - On/Off DemandsOne application is to provide a method to convert on-off demands into a

Page 3

3 of 8 © 2008 D 346 - 04/08Application 2 - Zoning at Remote ManifoldsThe other application is to use the 346 to provide power to a reset module and

Page 4 - Auxiliary Pumps

© 2008 D 346 - 04/08 4 of 8On – Off Demand to tN4 ConversionThe 346 has four demand inputs and four tN4 bus outputs:Inputs OutputsBoiler Demand (0) tN

Page 5 - Schedule

5 of 8 © 2008 D 346 - 04/08Switch SettingsRoom OccupiedThe Room Occupied can be set to one of four temperatures using the following switch setting p

Page 6 - LED Status Indicators

© 2008 D 346 - 04/08 6 of 8Boiler Bus 0 Demand PowerAux Pump 1Aux Pump 2Aux Pump 3tN4Bus 1 DemandBus 2 DemandBus 3 DemandPower LEDSolid Green: Normal

Page 7 - Cleaning the Control

7 of 8 © 2008 D 346 - 04/08Flashing LED Indicated Error MessagesWhen an error is present, two LED will flash together. Once the error has been corre

Page 8

tekmar Control Systems Ltd., Canadatekmar Control Systems, Inc., U.S.A.Head Office: 5100 Silver Star RoadVernon, B.C. Canada V1B 3K4(250) 545-7749 Fa

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