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Installation and Maintenance Manual
MicroTech
®
LonWorks
®
ACZ
Air-Cooled Scroll Condensing Unit
AGS
Air-Cooled Global Screw
AGZ
Air-Cooled Global Scroll
HDC
Water-Cooled Dual-Compressor Centrifugal, Heat Recovery
HSC
Water-Cooled Single-Compressor Centrifugal, Heat Recovery
TGZ
Templifier
TSC
Water-Cooled Single-Compressor Centrifugal, Templifier
WCC
Water-Cooled Centrifugal, Dual Compressor Series Counterflow
WDC
Water-Cooled Centrifugal, Dual-Compressor
WGS
Water-Cooled Global Screw
WGZ
Water-Cooled Global Scroll
WMC
Water-Cooled Centrifugal, Magnetic Bearing
WPV
Water-Cooled Centrifugal, Single-Compressor
WSC
Water-Cooled Centrifugal, Single-Compressor
II Chiller
Communication Module
Water Heater
®
IM 735-4
Group: Controls
Part Number: IM 735
Date: March 2017
®
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Table of Contents
Related Manuals for Daikin IM 735-4
Summary of Contents for Daikin IM 735-4
- Page 1 Installation and Maintenance Manual IM 735-4 Group: Controls Part Number: IM 735 Date: March 2017 MicroTech II Chiller ® LonWorks Communication Module ® Air-Cooled Scroll Condensing Unit Air-Cooled Global Screw Air-Cooled Global Scroll Water-Cooled Dual-Compressor Centrifugal, Heat Recovery Water-Cooled Single-Compressor Centrifugal, Heat Recovery...
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Page 2: Table Of Contents
Network Performance ..... . 12 Field Replacement and Support ....13 IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER www.DaikinApplied.com... -
Page 3: Introduction
Reference Documents This manual contains information regarding the network integration system used with MicroTech II unit controllers on ® Daikin Applied chillers. It describes how to install or replace a Company Number Title Source LonWorks communication module on a MicroTech II chiller... -
Page 4: Hazardous Information Messages
3-pin (GND, A, and B) network connector plug is likely to cause harmful interference in which case the user will be required to correct the interference at his or her own expense. Daikin disclaims any Snap-on ferrite core as optional attachment to the... -
Page 5: Component Data
Blinking when the communication module is not commissioned Flashes (1 second) when the communication module has no application program Lights when there is a connection error or other Anomaly (Red) issue related to the communication module www.DaikinApplied.com IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER... -
Page 6: Neuron Id
NOTE: Refer to Echelon LonWorks FTT-10A Transceiver User’s Guide for details regarding acceptable configurations, cabling requirements, terminations, impedance, and other requirements (www.echelon.com). IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER www.DaikinApplied.com... -
Page 7: Installation
2. Locate the serial card slot on the unit controller (Figure 3. Remove the cover if it has not already been removed. Use a small screwdriver to carefully pry the cover off from one end (Figure www.DaikinApplied.com IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER... - Page 8 Figure 7: Serial Card Slot Connection NOTE: This operation relies more on fitting the communication module into the connector than seeing the connectors mate. Figure 8: Inserting the Communication Module Step 2 Step 1 Step 3 IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER www.DaikinApplied.com...
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Page 9: Replacing A Communication Module
7. Replace the cover on the serial card slot. Slip the cover over the network connector plug (Figure 8. Insert the network cable connector into the communication module (Figure 10 Figure 11): www.DaikinApplied.com IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER... -
Page 10: Network Integration
Guidelines Version 3.3 (www.lonmark.org) and LonWorks Once the protocol has been set, proceed to the next section for FTT-10A Free Topology Transceiver Users Guide LonWorks addressing details and commissioning instructions. (www.echelon.com). IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER www.DaikinApplied.com... -
Page 11: External Interface File (Xif) And Nxe Files
At this point, the initialization process begins and the Service LED activates by turning a steady green. Refer to the Light Emitting Diodes (LEDs) section for a detailed description the Service LED and Anomaly LED activity. www.DaikinApplied.com IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER... -
Page 12: Parts And Service
→ Confirm that you have the correct transceiver. → Make sure that the network trunk avoids strong sources of electromagnetic interference (EMI). → Verify that the network trunk is not located near a DC load switch (relay). IM 735-4 • MICROTECH II CHILLER UNIT CONTROLLER www.DaikinApplied.com... -
Page 13: Field Replacement And Support
The version depends on the model of MicroTech II unit No DIP Switches controller (pCO2 or pCO3) installed on the chiller. Daikin Applied no longer offers the pCO2 version of the chiller unit controller or the pCO2 LonWorks communication module. The pCO2 LonWorks communication module has been obsoleted and replaced by the pCO3 LonWorks communication module. - Page 14 Daikin Applied Training and Development Now that you have made an investment in modern, efficient Daikin equipment, its care should be a high priority. For training information on all Daikin HVAC products, please visit us at www.DaikinApplied.com and click on Training, or call 540-248-9646 and ask for the Training Department.
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