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iWorx® ZXU1

20

 

502-007, Effective: May 30, 2013 

© 2013 Taco Electronic Solutions, Inc.

iWorx® products shall only be used for the applications identified in the product specifications and for no other purposes. 
For example, iWorx® products are not intended for use to support fire suppression systems, life support systems, critical 
care applications, commercial aviation, nuclear facilities or any other applications where product failure could lead to injury 
to person, loss of life, or catastrophic property damage and should not be used for such purposes.

Taco Electronic Solutions, Inc. will not be responsible for any product or part not installed or operated in conformity with the 
Document and instructions or which has been subject to accident, disaster, neglect, misuse, misapplication, inadequate 
operating environment, repair, attempted repair, modification or alteration, or other abuse. For further information, please 
refer to the last page of this Document for the company’s Limited Warranty Statement, which is also issued with the product 
or available at www.taco-hvac.com.

APPLICABLE DOCUMENTATION

Notes:

Description

Audience

Purpose

iWorx® ZXU1 Application Guide

, Doc-

ument No. 505-007

– Application Engineers
– Installers
– Service Personnel
– Start-up Technicians
– End user

Provides application information for setting up 
and using the iWorx® Local Control Interface, 
including sequence of operation.

iWorx® LCI2 Application Guide

, Doc-

ument No. 505-002

– Application Engineers
– Installers
– Service Personnel
– Start-up Technicians
– End user

Provides instructions for setting up and using 
the iWorx® Local Control Interface.

iWorx® LCI2 Quick Start

, Document 

No. 502-002a

– Application Engineers
– Installers
– Service Personnel
– Start-up Technicians
– End user

Provides instructions for setting up and using 
the iWorx® Local Control Interface.

http://www.iWorxWizard.com

– Application Engineers
– Wholesalers
– Contractors

An on-line configuration and submittal package 
generator based on user input. Automatically 
generates bill of materials, sequence of opera-
tions, flow diagrams, wiring diagrams, points 
and specifications.

Additional 
Documentation

LonWorks FTT-10A Free Topology Transceiver User’s Guide,

 published by Echelon Corpo-

ration. It provides specifications and user instructions for the FTT-10A Free Topology Trans-
ceiver. See also: www.echelon.com/support/documentation/manuals/transceivers.

Summary of Contents for iWorx ZXU1

Page 1: ...ating Modulating Output 0 10 Volt DC 2K Ohm minimum load 8 bit resolution Power Requires 24VAC 20VAC to 28VAC requires an external Class 2 supply Consumes 7 2W with no external loads maximum limited b...

Page 2: ...trical machinery or welding equipment Selecting a Power Source This equipment requires a UL recognized Class 2 external power source not supplied to operate The controller power input requires a volta...

Page 3: ...tallation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the in...

Page 4: ...control enclosure and wiring conduit Grounding the Device The ground terminal T40 must be securely connected to earth ground Failure to properly ground this equip ment will result in improper operatio...

Page 5: ...5 2013 Taco Electronic Solutions Inc Wiring Information WARNING Disconnect ALL power sources when installing or servicing this equipment to prevent electrical shock or equipment damage Example wiring...

Page 6: ...iWorx ZXU1 6 502 007 Effective May 30 2013 2013 Taco Electronic Solutions Inc...

Page 7: ...iWorx ZXU1 502 007 Effective May 30 2013 7 2013 Taco Electronic Solutions Inc...

Page 8: ...iWorx ZXU1 8 502 007 Effective May 30 2013 2013 Taco Electronic Solutions Inc...

Page 9: ...iWorx ZXU1 502 007 Effective May 30 2013 9 2013 Taco Electronic Solutions Inc...

Page 10: ...iWorx ZXU1 10 502 007 Effective May 30 2013 2013 Taco Electronic Solutions Inc...

Page 11: ...iWorx ZXU1 502 007 Effective May 30 2013 11 2013 Taco Electronic Solutions Inc...

Page 12: ...iWorx ZXU1 12 502 007 Effective May 30 2013 2013 Taco Electronic Solutions Inc...

Page 13: ...iWorx ZXU1 502 007 Effective May 30 2013 13 2013 Taco Electronic Solutions Inc...

Page 14: ...sors Room Temp or Slab Temperature Sensors Refer to ZXU1 Applica tion Guide 505 007 Setup Instructions 1 Press Controllers from main screen 2 Select required ZXU from controller list and press appropr...

Page 15: ...opens a Specify On The initial valve setting when the boiler turns on b Specify Out Min in Volts for the injection device commonly 2 VDC c Specify Out Max in Volts for the injection device commonly 10...

Page 16: ...shown above additional setting options are detailed in ZXU Appli cation Guide 505 007 b Press Save 17 Press Operating Mode 18 The Operating Mode menu opens a Select Winter Example shown above addition...

Page 17: ...ide 505 007 Setup Instructions 1 Complete steps 1 22 detailed above 2 Press SMLT Settings 3 The SMLT Settings menu opens a Specify Cutoff Temp in degrees Indicates the min imum Outside Air Temp at whi...

Page 18: ...Status Solid green when running and configured by an LCI networking Flashing green when running and NOT configured by an LCI stand alone Solid red when a fault condition exists control shut down Blink...

Page 19: ...re information on resetting the controller using the LCI The Mixing Valve will not open There are several reasons the mixing valve will not open and all should be checked Is there a valid Heating or C...

Page 20: ...DOCUMENTATION Notes Description Audience Purpose iWorx ZXU1 Application Guide Doc ument No 505 007 Application Engineers Installers Service Personnel Start up Technicians End user Provides applicatio...

Page 21: ...iWorx ZXU1 502 007 Effective May 30 2013 21 2013 Taco Electronic Solutions Inc...

Page 22: ...iWorx ZXU1 22 502 007 Effective May 30 2013 2013 Taco Electronic Solutions Inc...

Page 23: ...iWorx ZXU1 502 007 Effective May 30 2013 23 2013 Taco Electronic Solutions Inc...

Page 24: ...covered by this warranty TES products are not intended for use to support fire suppression systems life support systems critical care applications commercial aviation nuclear facilities or any other a...

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