Tekmar 444 Mixing Expansion Module User Manual

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1 of 4 © 2007 D 444 - 04/07
D 444
04/07
Mixing Expansion Module 444
- Data Brochure
Information
Brochure
Choose controls
to match
application
1
Application
Brochure
Design your
mechanical
applications
2
Rough In
Wiring
Rough-in
wiring
instructions
3
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
Requires a tN4 System Control
Powered Variable Speed Injection Pump
Powered 24 V (ac) Floating Action Output
Analog 0-20 mA or 4-20 mA
Analog 0-10 V (dc) or 2-10 V (dc)
Powered 120 V (ac) System Pump
Powered 24 V (ac) System Pump Signal
CSA C US Certified for use in USA and Canada
The Mixing Expansion Module 444 provides six options for operating a variable speed injection pump, a floating action
actuator, or an analog 0-10 V (dc), 2-10 V (dc), 0-20 mA, or 4-20 mA signal. The 444 also provides an output for a system
pump. The 444 cannot operate alone and requires the use of a tN4 System Control that is capable of operating a Mixing
Expansion Module.
Introduction
Features
Mixing Expansion Module 444
Variable Speed / Floating Action /
Modulating
Mix % Out
tN4
Power
System Pump
For product instructions,
see brochure.
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1 2 3 4

Summary of Contents

Page 1 - - Data Brochure

1 of 4 © 2007 D 444 - 04/07D 444 04/07Mixing Expansion Module 444- Data BrochureInformation BrochureChoose controlsto matchapplication1Applicatio

Page 2 - Sequence of Operation

© 2007 D 444 - 04/07 2 of 4 Table of ContentsSequence of Operation ...2System Pump Operation ...

Page 3 - Variable

3 of 4 © 2007 D 444 - 04/07The system pump contact operates based on the settings of the tN4 thermostats connected to the same tN4 bus as the 44

Page 4 - Error Messages

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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