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Notice

McQuay International reserves the right to change any information contained herein without prior notice. The user is
responsible for determining whether this product is appropriate for his or her application.

The following are trademarks or registered trademarks of their respective companies. L

ORKS

from Echelon Corporation;

McQuay and MicroTech II from McQuay International.

Reference Documents

Company

Number

Title

Available At:

McQuay International

OM 780

MicroTech II Chiller System Manager Operation Manual

www.mcquay.com

McQuay International

IM 781

MicroTech II Chiller System Manager Installation Manual

www.mcquay.com

All McQuay documents are available at

www.mcquay.com

Revision History

IM 783-0

February 28, 2004

First release.

IM 783-1

July 7, 2004

Revised Standard Replacement Parts List.

IM 783-1

August 26, 2004

Added hardwired to Designation of Remote I/O
Modules section.

Содержание MicroTech II IM 783-1

Страница 1: ...Installation Manual IM 783 1 Group Controls Part Number IM 783 1 Date February 2005 Supersedes IM 783 0 MicroTech II TM Remote I O Panel Installation Manual...

Страница 2: ...the Cover 8 Removing the cover of a Remote I O Panel 8 Replacing the cover of a Remote I O Panel 8 Field Wiring 9 Power Wiring 9 About the Transformer 9 Making the Power Connection to the Transformer...

Страница 3: ...ay and MicroTech II from McQuay International Reference Documents Company Number Title Available At McQuay International OM 780 MicroTech II Chiller System Manager Operation Manual www mcquay com McQu...

Страница 4: ...ounted in the field They can also be purchased pre mounted in a remote I O panel ready for wall mounting A remote I O panel may have from one to four remote I O modules The number of modules per panel...

Страница 5: ...250 m of the nearest LONWORKS device other devices can be the CSM a chiller another remote I O module etc This typical node to node distance can be increased to a maximum of 8855 ft 2700 m by using th...

Страница 6: ...anel Mounting Guide 11 375 28 89cm Mount with this end up Lower mounting holes are 0 221 0 56cm dia Clearance for a 10 screw 438 1 11cm 218 0 55cm 406 1 03cm DETAIL KEYHOLE Upper Mounting Note Drawing...

Страница 7: ...ENING 3 MOUNT ONLY IN POSITION SHOWN TRANSFORMER AT TOP 4 DO NOT BLOCK AIR FLOW BEHIND UNIT 5 DIMENSIONS ARE IN INCHES MM 3 4 CONDUIT KNOCKOUTS 5 TOTAL THIS SIDE 1 2 CONDUIT KNOCKOUT FOR AC POWER ENTR...

Страница 8: ...rounding strap off the screw post Step 4 Replace the locking washer then the nut on the screw post and tighten Step 5 Close the door about half way Step 6 Slide the cover toward the top of the unit un...

Страница 9: ...e noted about the remote I O panel transformer WARNING Improper wiring can cause severe personal injury or death All connections must be made in accordance with national and local electrical codes Use...

Страница 10: ...60 Hz power to the two position terminal block provided using the information in Table 3 The transformer s primary wiring is factory wired to the terminal block for 240 VAC power If your power supply...

Страница 11: ...g high voltage control wires to modules 3 and 4 through the top of the panel If the module s relay outputs will be controlling high voltage 230 Volt maximum devices bring high voltage control wires to...

Страница 12: ...chless terminals on the module separated from the brown low voltage terminals The modules are mounted so that the orange high voltage terminals are directed toward the top and bottom of the remote I O...

Страница 13: ...Service Pin button associated with the appropriate Remote I O device e g Remote I O A in the Remote I O table While the Service Pin timer is counting down the timer appears as a pop up box on the scr...

Страница 14: ...of the metal enclosure becomes dirty you can wipe it with a damp cloth and mild detergent Parts List Standard replacement parts are listed in Table 4 and can be ordered from stock without restriction...

Страница 15: ...ges must be prepaid The return of the part does not constitute an order for replacement Therefore a purchase order must be entered through the nearest McQuay representative The order should include pa...

Страница 16: ...05 McQuay International www mcquay com 800 432 1342 This document contains the most current product information as of this printing For the most up to date product information please go to www mcquay...

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