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Table of Contents
Related Manuals for Kele K-O2 Series
Summary of Contents for Kele K-O2 Series
- Page 1 K-O2-xx K-O2-H5 (5 year sensor) K-O2-H10 (10 year sensor) K-O2-S5 (5 year sensor) K-O2-S10 (10 year sensor) Oxygen Sensor/Transmitter Two-Stage Alarm Controller User’s Manual Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Revision: 5/20/2022 www.kele.com 90-0007-00A...
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Page 2: Table Of Contents
Field Replacement of Sensor Modules ....................... 12 Warranty ................................13 Duration ..............................13 Limited warranty and remedies......................... 13 Disclaimers ................................14 Inspection and Maintenance........................14 Life Safety ..............................14 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page: ii www.kele.com... -
Page 3: Product Ordering Information
K-O2 Oxygen Sensor RODUCT RDERING NFORMATION This Manual covers the Kele K-O2-xx oxygen concentration sensor family. The family comprises 4 models with common features and functionality, available in two enclosure styles and two sensor lifetime options as shown in Table 1. Description... -
Page 4: Specifications
Replaceable Sensor Calibration Kit UCK-1 kit Calibration gases Span (20.9% oxygen, balance nitrogen): Kele PN:GAS-O2-20.9 Zero (100% nitrogen) Kele PN: GAS-N2 Table 5: Oxygen Sensor Specifications 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 2 www.kele.com... -
Page 5: Mechanical Installation
Mounting holes are made for direct wall screws for the surface encountered. (Mounting screws not provided) or switch box spacing. Figure 1: Hinged Front Panel Enclosure Dimensions Figure 2: Screw-Down Front Panel Enclosure (K-O2-Hx) Dimensions (K-O2-Sx) 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 3 www.kele.com... -
Page 6: Enclosure Dimensions
(NC) configuration. These outputs are activated when ambient air oxygen concentration falls below the controller threshold settings (refer to Section 4.2 for more information). Figure 4: Relay Outputs 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 4 www.kele.com... -
Page 7: Power Connection
Figure 6: Location of Power Connector controller to power up and begin operation. It is recommended that all wired connections are made prior to providing power to the controller. 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 5 www.kele.com... -
Page 8: Operational Description
K-O2 goes into Sensor Expired mode with the analog output held at 4 mA and only the Warning/Ventilation relay activated. 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 6 www.kele.com... -
Page 9: Warning /Ventilation And Alarm Conditions
4 – 20mA current loop output. The output connector location is shown in Figure 6. Output scaling is as shown Figure 8 DIP Switch Locations in Table 5. 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 7 www.kele.com... - Page 10 Required calibration frequency depends on the accuracy requirement of the application. To maintain the accuracy specified in Table 5 over the full operating range of the K-O2 series, a full calibration interval of 6 months is recommended. Annual calibration will typically maintain an accuracy within about 0.5% O (for K-O2-x5) and about 0.3% O...
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Page 11: Calibration Gases
A calibration kit that includes all the required accessories (but not the gas itself) in a convenient carrying case is available from Kele.com as part number UCK-1. The calibration gases are ordered separately using the part numbers shown in Table 11. -
Page 12: Zero Calibration Procedure
The original calibration is completely restored when the status LED returns to steady GREEN. 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 10 www.kele.com... -
Page 13: Span Calibration Procedure
4 mA and the warning/ventilation relay activated. The oxygen sensor is no longer operational and must be replaced (See section 6). 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 11 www.kele.com... -
Page 14: Sensor Module Replacement
Plug in the controllers power connector. Observe that the front cover indicator is no longer flashing red, and then close the controller’s enclosure. 5/20/2022 Kele, Inc. • 3300 Brother Blvd. • Memphis, TN 38133 Page 12 www.kele.com... -
Page 15: Warranty
If Kele determines that a returned Product does not conform to this warranty it will, at Kele’s sole discretion, either repair or replace that Product, and will ship the Product back to Buyer free of charge. At KELE's option, KELE may choose to refund to Buyer the purchase price for a nonconforming Product instead of repairing or replacing it. -
Page 16: Disclaimers
CARELESS USE, (2) UNAUTHORIZED USE OR MODIFICATIONS, OR (3) OTHER CAUSES BEYOND Kele OR ITS SUPPLIERS CONTROL. IN NO EVENT ARE Kele OR ANY OF ITS SUPPLIERS LIABLE TO THE BUYER OR ANY OTHER PERSON FOR COST OF PROCUREMENT OF SUBSTITUTE GOODS, LOSS OF PROFITS, OR FOR ANY OTHER SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES.