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Summary of Contents for AAON Orion ASM01824
- Page 1 C CO Sensor Technical Guide...
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Page 2: Table Of Contents
Copyright August 2019 AAON, Inc. Tulsa, OK 74107-2728 AAON ® is a registered trademark of AAON, Inc., Tulsa, OK. www.aaon.com AAON assumes no responsibility for errors or omissions. Factory Technical Support Phone: 918-382-6450 This document is subject to change without notice. -
Page 3: Sensor Overview
(ASM01826) is comprised of the ASM01824 CO Sensor and the AAON Aspiration Box Assembly. It is used for sensing the current CO level in the HVAC unit’s return air stream. It is designed to be mounted in the return air of the HVAC unit and uses its integral aspiration box to sample the CO level in the duct. - Page 4 SENSOR Wall-Mounted Space CO Sensor Wiring to HVAC Unit Controller Wall-Mounted CO Sensor Wiring to the HVAC Unit Controller The Wall-Mounted Space CO Sensor connects to the VCM-X E-BUS The Wall-Mounted Space CO Sensor utilizes a sub-base mounting plate with a modular phone jack providing quick and easy mounting and wir- Controller with the TSDRSC modular cable.
- Page 5 Sensor and the to address “1” which is for space or return air sensing applications and AAON Aspiration Box Assembly. See Figure 3, below and Figures 4 does not need to be changed for this application. & 5, pages 6 & 7 for mounting, wiring, and installation details.
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Page 6: Duct-Mounted Co Sensor Installation
SENSOR Duct-Mounted CO Sensor Installation Duct-Mounted CO Sensor Installation To install the Duct-Mounted CO Sensor, please follow the instructions below. See Figures 4 & 5 for detailed illustrations of the Duct-Mount- ed CO Sensor and its components. STEP 1: Find the general location on the side of the Return Air Duct where you want to mount the CO Sensor. - Page 7 SENSOR Duct-Mounted CO Sensor Installation Figure 5: Mounting and Cable Installation for Duct-Mounted CO Sensor Technical Guide...
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Page 8: Troubleshooting
SENSOR Troubleshooting Setting the Sensor Address Switch Using LEDs to Troubleshoot LED ON/OFF Push-Button Operation for Setting LEDs are available for troubleshooting the CO Sensor. The Front LED Address is visible through the front cover of the CO Sensor. See Figure 7 for The LED ON/OFF Push-Button is used to set the CO Sensor’s address. -
Page 9: Tb1 Terminal Block (Co Reading)
The value should match the CO as read on the System Manager TS, Modular System Manager, Modular Service Tool, or Prism. If the signal doesn’t match the sensor reading, contact AAON Controls Support. Figure 7: CO Sensor’s Front LED Figure 6: LED ON/OFF Button and Board LEDs... -
Page 10: Appendix
SENSOR Appendix - Mounting Plate Dimensions Optional Mounting Plate Included with the CO Room Sensor is a mounting plate that can be used, if necessary, to cover the sensor sheet rock opening. This mounting plate screws onto the back of the housing base. The mounting plate is then mounted and covers the recessed space in the wall. - Page 11 SENSOR Notes Technical Guide...
- Page 12 PARTS: For replacement parts please contact your local AAON Representative. 2425 South Yukon Ave • Tulsa, OK • 74107-2728 Ph: (918) 583-2266 • Fax: (918) 583-6094 AAON P/N: G042470, Rev. 01F Printed in the USA • © August 2019 AAON, Inc. • All Rights Reserved...
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