OmniCure AC4 LED UV Curing System User Guide

OmniCure AC4 LED UV Curing System

Specifications:

Product Usage Instructions

1. Getting Started:

Before using the UV LED Head, ensure you have read all safety precautions and warnings in the user manual.

2. Mounting the UV Head:

UV LED Head:
Follow the instructions provided in the manual to correctly mount the UV LED Head.

Mounting Instructions:
Ensure the UV LED Head is securely attached to the designated surface for optimal performance.

3. Connecting the UV LED Head:

Interfacing with the System Controller (PLC):
Connect the UV LED Head to the system controller following the provided guidelines.

Integrating Monitoring with External Circuitry:
For monitoring purposes, integrate external circuitry as per the instructions.

Interfacing with the Power Cable:
Connect the power cable to the UV LED Head ensuring a secure connection.

4. Using the LED Head:

Understanding the LED Indicators:
Familiarize yourself with the LED indicators to interpret their status during operation.

Fault Status:
If any faults occur, refer to the user manual for troubleshooting steps.

5. Troubleshooting:

If you encounter any issues with the UV LED Head, refer to the troubleshooting section of the manual for guidance on resolving common problems.

FAQ

• Q: What should I do if the UV LED Head is not curing properly?
  • A: Check the mounting of the UV LED Head and ensure it is positioned correctly for efficient curing. Also, verify that all connections are secure and follow troubleshooting steps if needed.
• Q: How can I interpret the fault status indicated by the LED indicators?
  • A: Refer to the user manual for a detailed explanation of the fault status codes displayed by the LED indicators and follow the recommended actions to address any faults.

Applicable for the following UV LED Head models

Excelitas Canada Inc.

• 2260 Argentia Road
• Mississauga (ON)
• L5N 6H7 Canada
• +1 905.821.2600
• www.excelitas.com

Installation/Reference Guide

• 035-00538R
• Excelitas Canada Inc. 2022

All rights reserved

No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system or translated into any language in and form by any means without the prior written consent of Excelitas Canada Inc. Every effort has been made to ensure the information in this manual is accurate; however, information in this manual is subject to change without notice and does not represent a commitment on the part of the authors.

Trademarks: OmniCure® is a trademark of Excelitas Canada Inc. All rights reserved. All other product names are trademarks of their respective owners. All product or software photos shown are for reference only and are subjected to change without notice.
Made in Canada.

• Doc. No. 035-00538R

Introduction

The OmniCure® AC4-series represents a new standard in UV LED curing systems. The series provides unsurpassed levels of power, irradiance performance, control and monitoring in a compact form factor. The OmniCure® AC4-series systems are offered alongside a variety of power supply, controller and cabling options, providing configuration flexibility to suit any application for end users and integrators alike. Optical output is controlled via a PLC interface enabling a high degree of automation. At the heart of the OmniCure® AC4-series are the arrays of LEDs housed within the UV LED Head and located under the optical lens providing excellent spectral and power stability. The UV LED Head has a typical lifetime in excess of 20,000 hours of accumulated ‘on’ time, made possible by the integration of state-of-the-art electronics, effective thermal management and high-performance optics. Acoustic noise is minimised through an innovative load-adaptive fan that keeps the LEDs operating efficiently and reliably while minimising the resultant noise levels. In the Excelitas Technologies family of UV LED light systems, all systems offer the same high level of innovation, quality and reliability that our customers have come to expect. Since 1984, OmniCure® has combined next- generation optical engineering, state-of-the-art electronics and fibre-optics to produce sophisticated technologies that employ light. Today, OmniCure® is a leading developer of light-based systems for sectors ranging from manufacturing to bio-medicine and is unmatched in commitment to quality and service.

This manual covers the following models:

• 365nm Wavelength 395nm Wavelength
• AC450 019-00194R 019-00191R
• AC475 019-00193R 019-00192R
• AC450P 019-00230R 019-00228R
• AC475P 019-00231R 019-00229R

Excelitas Technologies recommends reading this guide to discover all features of the OmniCure® AC4-series Systems, and how to use them.

Safety Precautions/ User Warnings

Glossary of Symbols

• Caution risk of danger – consult accompanying documents.
• Risk Group 3 (IEC62471)
  • WARNING: UV emitted from this product. Avoid eye and skin exposure to unshielded product.
  • CAUTION: Possibly hazardous optical radiation emitted from this product. Do not stare into operating lamp.
• Input/ Output Signals
• Input Signal
• Caution, Hot Surface
• Protective Conductor Terminal
• Earth (Ground) Terminal
• CAUTION, Risk of Electrical Shock

Safety Precautions

This series of cautions and warnings relate to the installation, operation and maintenance of the OmniCure® AC4- System. They are also presented throughout this Installation/Reference Guide as applicable.

• WARNING
  • Do not stare directly at the light emitted from the LED array. This may be harmful, resulting in eye injury. Always use UV-protective eyewear as indicated below. Additionally, protect any exposed skin with appropriate clothing or shielding as required.
• Warning UV protective eyewear must meet the following recommended optical specifications:
  • Spectral range; 350-440nm
  • Optical Density ≥ 6
• Warning Should the OmniCure® AC4- System be used in a manner not specified by Excelitas Technologies, the protection provided by the equipment may be impaired.

The UV LED Head operation can be affected if handled incorrectly. Never touch the protective lens cover assembly of the UV LED Head. The presence of skin oils may result in a decrease in system performance.

• Always ensure the power supply unit is turned off prior to disconnecting or re-connecting the UV LED Head.
• Warning:
  Monitoring the system during automated operation:
  The level of UV energy supplied by the OmniCure® AC4- is sufficient to ignite flammable substances. Therefore, when the unit is operated unattended in an automated environment, an alarm function must be provided by the user to indicate a malfunction in the associated equipment used. During installation, the appropriate measures must be included to prevent any such occurrence.

Optical Safety Data

• IEC 62471: Photobiological Safety of Lamps and Lamp Systems

Resulting in Classification and Labelling

Getting Started

Packaging Contents

The package contains one of the following UV LED Heads, quick start guide and a safety booklet.

The package contains an alternative 100ppi filter for applications with more airborne particulates. Replacement air filters (qty: 10) can be ordered from Excelitas Technologies under the part number 019-00209R. Carefully unpack the unit and store the packing material for future use.

System Requirements

In addition to the UV LED Head, the following components are required:

• Power supply
• Power cable

Note: You will also require a PLC controller unless you are using an existing controller. The PLC controller is used to discover the extensive functionality of the UV LED Head, but integrators can access the full feature set through integrating with the PLC interface directly. Refer to Section 6.1.

These components may be sourced separately or may be purchased from Excelitas Technologies. Check with Excelitas Technologies to determine the appropriate components for your requirements. The following table provides the part numbers of recommended component parts, as well as a part number to order all components as a package:

Connecting the Power Supply and PLC Controller

• Note: All connectors are via screw-style fastener — do not over-tighten the connector screws.
• Note: The following is a generic procedure, illustrated with the common components described above; please refer to specific documentation related to your power supply and controller.
• Tip: After securing the power cable to the power supply, it is recommended to “tie-off” the female connector cable on to the mounting brackets or process rigging as a form of strain relief.

1. Make sure the power supply unit is turned off.
2. Connect the AC power cord to the power supply.
3. Attach the male end of the power cable to the power supply unit, and connect the female end of the power cable to the UV LED Head per Figure 1
4. Attach the female end of the PLC cable to the PLC I/O connector on the PLC2000 (see Figure 2) and the male end of the PLC cable to the UV LED Head (see Figure 1).
5. Connect the PLC loop-back connector to the PLC pass-through port. Refer to Figure 2.
6. Power up the UV LED Head per Section 4.4, then push the LED Enable button on the controller to turn power on to the LED Head.
7. Adjust intensity using the up or down buttons to the right of the display (see Figure 2), to increase and decrease the intensity respectively. Refer to Section 6, “Using the LED Head”.
8. UV LED & Temperature faults will be indicated by an illuminated LED on the control console. To clear, press the Clear Fault button (see Figure 2).

Powering Up and Powering Down

1. Ensure that the AC4- system has been properly installed and the UV LED Head is securely mounted with the optical lens in the desired orientation. Refer to Section 5, “Mounting the UV Head”.
2. Verify that the power supply unit’s AC supply cord is connected to a properly grounded AC outlet.
3. If the power supply has a circuit breaker, switch it to the “ON” position.
4. Turn the main power switch of the power supply to the “ON” position and check the fan for airflow.
5. The LED indicator on the UV LED Head will flash green during “boot-up” and change to a steady green indicating UV LED Head is ready for use. It is recommended to wait for 15 seconds from initial power-up before attempting to control the UV head. For more information about the indicators, see Section 7.1, “Understanding the LED Indicators”.

After turning on UV power, the system will reach a fully stable operating temperature in 2-3 minutes. Caution – the UV LED Head can become very hot, avoid handling until the UV LED Head has cooled down (approx. 5 min) or use protective gloves.

Before disconnecting any cables, power down the UV LED Head using the PLC controller and turn off the power supply. (Note: the cooling fan may take up to 10 seconds to stop).

Mounting the UV Head

UV LED Head

Mounting the UV LED Head

WARNING

Do not block the air intake or the exhaust fans for the UV LED module’s cooling system. Ensure that both intake and exhaust vents located on the LED heads have at least 2 inches (5cm) of clearance to allow sufficient air flow.

The UV LED Head includes twelve threaded mounting holes (four on the front, four on the back, and two on each side panel) M4 X 7mm deep. Mounting holes are identical in all AC4- models (019-00194R, 019-00191R, 019-00193R, 019-00192R. Refer to Figure 3 above.

CAUTION

The threaded mounting holes in the AC4- incorporate a blind configuration; ensure that the appropriate length of mounting hardware is used. Attempting to install over-length mounting screws could damage the threaded mounting holes and internal components.

UV LED Head Dimensions

The UV LED Head (all models) weighs ~1.1kg (2.4lbs). The dimensions are the same for all models of the AC4- series, except for the underside as shown in Figure 5 and Figure 6 below.

Connecting the UV LED Head

Interfacing with the System Controller (PLC)

PLC Input Signal Requirements

·         Current: 1 – 40mA

| ·         Voltage: 0 – 5V

·         Current: 500uA

Output| ·         Voltage: 0 – 5V

·         Current: 4mA (max.)

| ·         Voltage: 0 – 5V

·         Current: 100uA

PLC Connector Pin-Out

1

|

Intensity Input

| Input voltage is converted to required current to achieve desired intensity; intensity will vary linearly between 20% and 100% for voltages between 1V and 5V respectively.

A minimum voltage of 0.4V is required for proper light source operation. If the user inputs a voltage below the minimum required, the light source will not turn on.

2| Enable High| 0.0V to +0.6V = Turns LEDs off (Open input will default to OFF).

+2.4V to +24.0V = ON.

3| Enable Low| 0.0V to +0.6V = Turns LEDs on.

+2.4V to +24.0V = Turns LEDs off (Open input will default to OFF).

4| Thermal Fault| 0.0V to +0.4V (ground) = Fault

+2.4V to +5.0V (open) = No Fault

5| IsoDGND| Ground Reference for digital IOs
6| IsoVCC| +5.0V Output.
7| Reserved| Do not connect
8| Door Lock *| 0.0V to +0.6V = UV Emission Allowed.

+2.4V to +24V = UV Emission Stopped.

9| IsoGND| Ground Reference for analog IOs.
10| LED ON| 0.0V to +0.4V (ground) = LED off

+2.4V to +5.0V (open) = LED on.

11| Reserved| Do not connect
12| UV LED Fault| 0.0V to +0.4V (ground) = Fault

+2.4V to +5.0V (open) = No Fault

transition initiates visual indicator sequence of accumulated LED hours

15

| Temperature Monitor| Output is a voltage proportional to the maximum UV LED heat sink temperature.

Conversion Factor: 0.05V/°C.

Integrating Monitoring with External Circuitry

All inputs and outputs from the PLC interface are opto-isolated. The digital outputs are implemented using NPN logic. The equivalent circuit is shown in Figure 8 below

Figure 8 PLC Digital Output Equivalent Circuit

Interfacing with the Power Cable

48V Input Requirements:

• Voltage: 46-50V DC
• Current: AC450=8A; AC475=12A

Note: For safety, the AC4- series is internally fused at 15A. This fuse is not replaceable. If it is suspected that the internal fuse has blown, please contact Excelitas Technologies Service Centre for further assistance and refer to Sections 12 and 13 of this manual.

Using the LED Head

The peak wavelength of the UV LED Head is 365nm or 395nm +/- 5nm, depending on model. For all models, adjusting the UV LED Head intensity can be actuated by an external controller via the PLC interface. Refer to Section 6 for Pin-Outs. Input voltage vs. desired intensity; 5V = 100% and 1V = 20%. A minimum voltage of 1V is required for light source operation.
Note: The light source will maintain a 20% intensity when the input voltage is in the range of 0.5V. If the input voltage is below this, the light source will turn off.
Ensure the UV LED Head indicator is illuminated to a steady green before applying UV power to the head. The UV LED Head indicator will illuminate to a steady amber indicating UV is on. When UV is off, the indicator will revert back to a steady green indicating UV is off. The UV LED Head is capable of responding to PLC control signals in less than 0.2 seconds.

Understanding the LED Indicators

Steady red

| Critical fault

·         Temperature Fault

·         LED Fault

·         System Error

Slow flashing green (~1x/second)| POST and Initialization

Input voltage is less than 46V or greater than 50V. Unit is still functional.

Slow flashing red| Major and critical fault
Slow flashing amber| UV LED ON with 48V input voltage out of requirement
Fast flashing green (~3x/second)| Warranty status – operating hours is < 9,000
Fast flashing amber| Warranty status – operating hours = between 9,000 and 10,0000
Fast flashing red| Warranty status – operating hours is >10,000

Table 3 LED Indicator Status (UV LED Head)

A transition from high to low is required to clear the alarm signals. Use the PLC function:

14

|

Clear fault/ LED hours

|

In

| 0V to 0.6V (Open) Logic Low 2.4V to 24V Logic High

High-to-low transition = clear faults

Low-to-high transition = LED hours

Caution : Routine maintenance should only be completed by a user- qualified personnel to avoid risk of injury to the end user. No user- serviceable components are located within the power supply or UV LED Head enclosures.

Fault Status

PLC Output

• LED Fault: At least one module fails to turn on.
• Thermal Fault that includes:
  • At least one module’s temperature is over the maximum limit.
  • At least one module’s temperature is lower than the minimum limit or open circuit. Internal Fault.

Troubleshooting

Symptoms and Possible Causes

Service to be completed by qualified Excelitas Technologies personnel only! Always wear optical safety glasses while troubleshooting. Never put hands or fingers in front of the lens. Serious personal injury may result. Do not place any potentially combustible materials (e.g. paper, card, etc.) in front of the LED Head. Risk of fire and damage to the UV LED Head may result.

If the system fails to power up:

• Make sure the AC power cord is securely plugged into a functional AC outlet and into the AC inlet on the power supply unit.
• Make sure that the circuit breaker on the power supply unit is not tripped. If so, reset breaker.
• Make sure all cable connections (power supply to UV LED Head) are secure.
• Ensure that the power supply is switched on and the green LED indicator on the front panel is lit.
• Make sure the door lock electrical loopback on the PLC is installed properly.

If the system powers up but experiences a thermal fault during operation:

• Ensure UV Head is installed with adequate clearance around intake and exhaust ports.
• Ensure intake air filter is not clogged or obstructed.
• If filter is clogged, either clean with compressed air or replace with a new filter insert.

If the system powers up but does not emit UV:

• Check that the door lock loop is intact.
• Ensure that the voltage levels on pins 2 and 3 of the PLC interface match the logic required to enable the LEDs.
• Check the visual indicator for signs of a fault.

If a fault condition has been detected:

• Attempt to clear the fault by toggling the voltage high on pin 14 of the PLC interface or by pressing the “Clear Fault” button on the PLC controller.

If the system exhibits a fault condition with a slow-flashing red:

• Power-cycle the UV Head to clear.

If the light intensity is too low:

• Make sure the input voltage is at least 46V (input voltage to the Head for the purposes of powering the head is typically 48V (46-50V DC)).
• Out-of-range input voltage will be indicated on the visible indicator on the UV LED Head with a slow flashing green.
• Clean the optical window of the UV LED Head as described in Section 9.3, “Cleaning the LED Head”.
• Verify that the intensity level of the UV LED Head is set to the correct level, using the PLC Controller.

If problems persist beyond these troubleshooting points, please contact Excelitas Technologies Service Department (refer to Section 13, “Contact Information”).

Care and Maintenance

Note: Excelitas Technologies recommends incorporating the cleaning of the optical lens into the user/operator cleaning and maintenance schedule.

Cautions and Handling

• Caution: Routine maintenance should only be completed by qualified personnel to avoid risk of injury/electrical shock to the end user. No user serviceable components are located within the UV LED Head enclosure.
• Warning: Use UV radiation eye and skin protection during servicing if access to the UV LED modules is required during operation.

Risk Group 3 (IEC62471)

• WARNING: UV emitted from this product. Avoid eye and skin exposure to unshielded product. CAUTION: Possibly hazardous optical radiation emitted from this product. Do not stare into operating lamp.
• CAUTION UV: Hazardous visible radiation is emitted from this product. Eye or skin irritation may result from exposure. Use appropriate shielding.

Ensure main power supply is disconnected prior to making any changes to cabling configurations. Ensure that both intake and exhaust vents located on the LED heads have at least 2 inches (5cm) of clearance to allow sufficient air flow. Avoid physical shocks or jarring of the LED Head, especially while the unit is operating. When necessary, clean the optical lens of the UV LED Head using an optical cleaning solution. Refer to Section 9.3, “Cleaning the LED Head”. The UV LED Head includes an optical lens assembly. Improper handling and cleaning practices can damage polished surfaces or coatings which are utilized in this optical lens. Note that damage to the surface of the glass or coating can degrade the unit’s performance. Proper handling and cleaning technique is very important. Below are the recommended procedures for cleaning of the OmniCure® UV LED Head optical lens. Always handle the UV LED Head by the metal enclosure; never touch the optical lens with your fingertips. The moisture or oils on your fingertips can damage the coating of the lens. Fingerprints left on an optical surface for an extended period of time, can become a permanent stain. Even if you are wearing gloves, avoid touching the optical surface. Never touch the optical lens with metal implements or tweezers. Do not place the UV LED Heads lens assembly down onto a hard tabletop surface; this can cause scratches in the lens surface. To store UV LED Heads, wrap them individually in a clean, lint free bag and store in a safe place, preferably using the original packaging. Never store unwrapped LED Heads together in a box or bag, as they may become damaged if they come in contact with each other.

Cleaning Materials

• Lint-free lens tissue, lint-free cotton swabs, lint or powder-free gloves or finger cots.
• An organic solvent, such as reagent-grade isopropyl alcohol, reagent-grade acetone, or lens cleaning solution.

Cleaning the LED Head

WARNING

Do not attempt to open the enclosure of the LED head. Ensure power to the power supply unit is OFF and the UV LED arrays are cool before attempting any cleaning procedure.

Use protective gloves or finger cots suitable for the cleaning solution selected. Refer to the MSDS for guidance. Turn off the UV LED Head and keep the optical lens, face down to prevent the solvent from seeping into the assembly during the cleaning procedure. Blow off dirt and dust with pressurized air on front glass surface. Use a lens tissue folded into quarters or a lint-free cotton swab. Saturate the lens tissue or swab with organic solvent as indicated in the cleaning materials section.

CAUTION

Before using any solvent, consult the manufacturer’s Materials Safety Data Sheets (MSDS) and your internal Health and Safety Advisor for proper handling and storage.

Using a new saturated tissue; clean optical lens by gently wiping the surface with a continuous stroke in one direction.

• Note: Never apply a dirty tissue or swab to the optical lens of the UV LED Head.
• Note: Never face the optical lens upwards before the solvent has evaporated.

Cleaning the LED Head Air Intake

CAUTION

Ensure that the LED Head power cable is disconnected from the head assembly and the UV LED Head is cool to the touch.

The air intake filter is located on the exterior of the LED Head (Figure 3) and is removable for cleaning and/or replacement as required. Remove the filter frame by gently prying the frame from the clip end. Next, remove the filter media located within and clean with compressed air. Replace the filter guard and frame prior to powering up the LED Head.

• Replacement filters Qualtex Electronic Corp. 09362-M/30, or Digikey CR328-ND.

Technical Specifications

Environmental Conditions

Operating Conditions

Ambient Temperature| 15ºC to 40ºC
Altitude:| 3000m max.
Atmospheric Pressure:| 700 to 1060 hPa
Relative Humidity:| 10% to 80% (non-condensing)
Installation Category| II
Pollution Degree| 2
Transport and Storage Conditions
Temperature| -20 to +75ºC
Relative Humidity| 0% to 80% (non-condensing)
Atmospheric Pressure| 500 to 1060 hPa

UV LED Head Specifications

Table 5 UV LED Head Specifications

Regulatory Compliance

Product Safety and Electromagnetic Compatibility:
The OmniCure AC 4Series has been tested and found to comply with product safety and electromagnetic compatibility requirements. For a complete list of tests and for certification details, please contact your OmniCure representative or visit

• https://www.excelitas.com/product-category/omnicure-uv-curing-systems

CE Marking

Council Directive 2014/35/EU| Low Voltage Directive| ****

---|---|---
Council Directive 2014/30/EU| EMC Directive
Council Directive 2012/19/EU| WEEE Directive
Council Directive 2011/65/EU as amended by (EU) 2015/863| RoHS

This is a class A product. In a domestic environment, this product may cause radio interference in which case the user may be required to take adequate measures.

FCC Class A Digital Device or Peripheral – Information to User

Note:

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at their own expense

WARNING

This is a Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.

WARNING

Changes or modifications not expressly approved by Excelitas Technologies could void the user’s authority to operate the equipment

WEEE Directive (2012/19/EU)

The symbol above indicates that this product should not be disposed of along with municipal waste, that the product should be collected separately, and that a separate collection system exists for all products that contain this symbol within member states of the European Union.

• The equipment that you bought has required the extraction and use of natural resources for its production. It may contain hazardous substances that could impact health and the environment.
• In order to avoid the dissemination of those substances in our environment and to diminish the pressure on the natural resources, we encourage you to use the appropriate take-back systems. Those systems will reuse or recycle most of the materials of your end life equipment in a sound way.
• The crossed-out wheeled bin symbol indicated above invites you to use those systems.
• If you need more information on the collection, reuse and recycling systems, please contact your local or regional waste administration

China RoHS

The symbol above indicates that this product is in compliance with China RoHS requirements.

Part Name

| Hazardous Substances
---|---
Lead (Pb)| Mercury (Hg)| Cadmium (Cd)| Hexavalent Chromium (Cr (VI))| Polybrominated biphenyls

(PBB)

| Polybrominated diphenyl ethers (PBDE)
Printed Circuit Board

Assemblies

|

X

|

O

|

O

|

O

|

O

|

O

This table is compiled according to SJ/T 11364.

• O : Indicates that the content of the hazardous substance in all homogeneous materials of the part is below the limit requirement of GB/T 26572.
• X : Indicates that the content of the hazardous substance in at least one of the homogeneous materials of the part exceeds the limit requirement specified by GB/T 26572.

Warranty

Excelitas Technologies warrants the original purchaser for a period of one (1) full year, calculated from the date of purchase, that the equipment sold is free from defects in material and workmanship. In the event of a claim under this warranty, the equipment is to be sent postage and carriage paid to the Excelitas Technologies Service Centre. Returned equipment will not be received without a Return Authorization (RA) Number, issued by the appropriate Service Centre. In order for us to serve you better, include a written description of the fault and the name and telephone number of a contact person who may be contacted for additional service related questions. Any claims for units received with defects in material or workmanship must be reported to an authorized Excelitas Technologies Service Centre within 30 days from the original date of receipt and returned within 30 days of reporting to a an authorized Excelitas Technologies Service Centre. Excelitas Technologies will repair or replace these reported defects free of charge. The equipment must be sent postage and carriage paid. Package the equipment in its original shipping case or as appropriate to prevent damage during transport. In the case of damage caused by wear and tear, careless handling, neglect, by the use of force or in the case of interventions and repairs not carried out by an Excelitas Technologies Authorized Service Centre, the warranty ceases to be valid. This warranty may not form the basis for any claims for damages, in particular not for compensation of consequential damages. This warranty is not transferable. No warranty is extended to perishable items (if purchased separately or included in systems). These may include, but are not limited to air filters and cables.

WARNING

Apart from filters there are no field serviceable parts within the equipment. Opening the equipment main enclosure will void the warranty.

Checking Your Lamp Hours

Level transitions on pin 14 of the PLC interface can be used to access the UV LED warranty status information:

14

| Clear fault/ LED hours|

In

| 0V to 0.6V (Open) Logic Low 2.4V to 24V Logic High

Low-to-High transition = LED hours

You can also check the status by pressing the Clear Fault button on the PLC Controller: on release of the button, the warranty status is indicated on the status indicator on the UV LED Head. The LED indicator on the UV Head will display the warranty status of the UV LEDs as follows:

Replacement UV LED Module Warranty

If the AC4- system fails to power up during the warranty period of 10,000 operational hours or 2 years, whichever comes first, the UV LED Module will be replaced under warranty. In the event of a claim under this guarantee, the UV LED Head is to be sent postage and carriage paid, including a description of the fault, to the nearest Excelitas Technologies Service Centre. Returned equipment will not be received without a Return Authorization (RA) Number, issued by the Service Centre. This warranty is non-transferable.
In the case of damage caused by careless handling, neglect, by the use of force or in the case of interventions and repairs not carried out by an Excelitas Technologies Service Centre to the AC4- system, the guarantee ceases to be valid.

Contact Information

• Excelitas Canada Inc. 2260 Argentia Road Mississauga, Ontario L5N 6H7 CANADA
• Tel.: +1 905 821-2600
• Toll: +1 800 668-8752 (USA and Canada)
• Fax: +1 905 821-2055
• omnicure@excelitas.com
• www.excelitas.com/omnicure
• Technical Assistance:
• Techsupport@excelitas.com
• https://www.excelitas.com/ox_service_request_form
• For a complete listing of Authorized OmniCure Distributors and Service Centres please go to https://www.excelitas.com/dealer-search

References

• Homepage | Excelitas
• OmniCure UV Curing Systems | Excelitas
• OmniCure UV Curing Systems | Excelitas
• Distributor Search | Excelitas
• OmniCure UV Curing Systems | Excelitas

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