NLC 2270 Argon-ion Laser Power Supply
Contents
1. lu uu 1el1S 1 AOSZ VSL S9snd lqnoq NOILNVO Page 3 1ndino I pON Z 1198 LN LWS HINOS 0662 1538 YASVT TVNOILVN CHAPTER 3 NLC 2270 PRODUCT LINE This chapter contains information on the installation and operation of the National Laser Company NLC 2270 power supply Information regarding the specifications of the power supply will also be given in this chapter Figure 3 1 shows the NLC 2270 power supply Figure 3 1 The NLC 2270 Power Supply COOLING The 2270 power supply is air cooled A fan draws cooling in at the rear of the power supply and exhausts warm air through the side vents As mentioned in the MOUNTING section below you will need to provide adequate space for air intake at the sides of the power supply and exhaust through the fan at the rear of the power supply and must prevent heated exhaust air from returning to the intake HANDLING AND SHIPPING When unpacking and carrying any power supply lift it by the center and not by the cord We recommend storing the container in which the 2270 power supply was shipped for future use The container was specially designed to cushion laser equipment and prevent damage during shipment If you need to return the power supply for service the specia2. TTL outputs or CMOS outputs when CMOS gates are operated from a 15 vdc supply mechanical switches and relay contacts However they are most typically operated in a hard wired condition using manually placed shorting jumpers Page 7 The power supply should never be energized unless the laser head is connected Make sure that the key and rocker switch are turned to their off positions before making any connections Plug the umbilical cables from the laser head into the umbilical connectors these connectors are marked LASER on the power supply Make sure the locking ring is secure on the left connector and that the right connector is securely attached OPTIONAL REMOTE CONTROL The 2270 power supply is available with an optional remote control The model 1000 and 2000 remote controllers allow the user to monitor and control output power and laser current The model 1000 remote controller is compatible with power supplies that are running lasers rated for lt 100mW output power The model 2000 remote controller is compatible with power supplies that are running lasers rated for gt 100mW output power A remote stand is also available for more simplified operation Remote controls include a plug for remote interlock purposes 3 00 76 2mm NLC 1000 or 2000 remote control w optional stand REMOTE CONTROL OPERATION Discharge switch Must be in the ON position for the laser to emit light Emissio
3. product is not to be completed under warranty the customer will be advised and a purchase order from the customer for the repair work or service work will be required before NLC will commence the repair or service work on the product Page 13 NATIONAL LASER C O M P A N Y National Laser Company 175 West 2950 South Salt Lake City Utah 84115 USA Tel 801 467 3391 Fax 801 467 3394 Email laser nationallaser com www nationallaser com NLC Document 4 19 A WI 20 REV A Printed March 2008 in U S A
4. NLC 2270 Argon ion Laser Power Supply User s Manual NATIONAL TABLE OF CONTENTS CHAPTER 1 INTRODUCTION 1 CHAPTER 2 POWER SUPPLY SAFETY PRECAUTIONS FOR SAFE OPERATION OF THE 2270 POWER SUPPLY REQUIRED MARKINGS N N CHAPTER 3 NLC 2270 POWER SUPPLY COOLING HANDLING amp SHIPPING MOUNTING CONNECTIONS OPTIONAL REMOTE CONTROLLER REMOTE CONTROL OPERATION 2270 POWER SUPPLY SPECIFICATIONS 2270 POWER SUPPLY DIMENSIONS CHAPTER 4 CUSTOMER SERVICE 12 CUSTOMER SERVICE DEPARTMENT 12 WARRANTY INFORMATION 12 RETURNS ADJUSTMENTS AND SERVICING 13 CHAPTER 1 Features Power Factor Correction Universal Input Low Noise Compact Design Remote Controllable Backward Compatibility Design INTRODUCTION Compatibility NLC C61 C71 210 600 800 Lasers Various JDSU Lasers Various SP Lasers The NLC 2270 power supply is designed to supply argon ion lasers with exacting power requirements in order to maintain low noise operation and increase lifetimes A number of features including Power Factor Correction and Universal Input assure that variations in input voltages have no influence on laser operation Compatibility The 2270 is designed to efficiently run argon ion lasers including many of our own lasers as well as many of our competitor s lasers The power supply s compact design and industry standard connections allow for simple installation
5. and guarantee backward compatibility Page 1 CHAPTER 2 POWER SUPPLY SAFETY PRECAUTIONS FOR SAFE OPERATION OF THE NLC 2270 POWER SUPPLY 1 In the final installation the mains primary signals and ELV secondary signals of the Mains Laser and Interface connectors on the front panel must be isolated from the operator and accessible by SELV circuits PRI Primary Reference Hazardous ELV Extra Low Voltage SELV Safety Extra Low Voltage 2 A minimum of an approved method of reinforced or double insulation must be between any primary PRI hazardous and any extra low voltage ELV or safety extra low voltage SELV source at the connectors of the power supply 3 Supplemental insulation is required between any ELV circuits and any user accessible circuits 4 The electrical hazards of the power supply are the same as other electrical systems connected to the AC power line Only a qualified technician should install the power supply There are NO user serviceable parts within the power supply therefore the cover of the power supply and any connected component should never be opened as hazardous voltages may be present after the unit has been turned off REQUIRED MARKINGS The following labels are found on the 2270 power supply These labels can be used to identify potential safety hazards Page 2 SONIMYVW G3UINDAIH ATddNS 0222 DIN 19927 00 S MEN T r MEN 39 jaueg 14044 uo
6. cations subject to change without notice 100 to 240VAG lt 15A 15A 250VDC 47 63 Hz Single Yes Plug type available upon request 12A 70 to 230VDC 3 5A to 4 5A 30 5 seconds 15V 20mA Selectable Power Current Control Yes 4 40 40 105 30 60 C 22 140 F lt 90 lt 100 11 x 6 5 x 3 6 7 105 3 18 kg Page 10 ODNIMVYG LNOAVT AlddNS YAMOd 0222 DIN Page 11 CHAPTER 4 CUSTOMER SERVICE CUSTOMER SERVICE DEPARTMENT In the event that further assistance is required regarding any product of National Laser Company please direct you questions to the customer service department of National Laser Company 175 West 2950 South Salt Lake City UT 84115 USA Tel 801 467 3391 Fax 801 467 3394 Email laser nationallaser com www nationallaser com WARRANTY INFORMATION NOTICE The warranty information contained in this section is intended for use as a general reference Specific warranty information can be found in the customer service contract The terms of the contract take precedence over the warranty information contained herein LIMITED WARRANTY FOR NATIONAL LASER COMPANY PRODUCTS NATIONAL LASER COMPANY NLC expressly warrants its 2270 power supply to be free from defects in materials or workmanship for a period of twelve 12 Months from the date the laser head is first shipped LIMITATION OF REMEDY The exclusive remedy available under this warranty shall be the repair of any d
7. efects in an NLC product caused by inadequate workmanship or materials or the replacement of the defective material so long as the following conditions precedent are satisfied by the customer 1 The defective product shall be returned to NLC in accordance with instructions given by NLC and after a return authorization number has been issued to the customer by NLC 2 The warranty shall be limited to inherent defects in the product and shall not extend to any damage caused by improper use or handling by the customer or due to operating conditions outside of standard operating specifications 3 The warranty shall be void if the original product identification markings have been removed defaced or altered or if any parts have been substituted changed or modified without the express written consent of NLC 4 The customer s general account with NLC is current and not delinquent in whole or in part DISCLAIMER OF IMPLIED WARRANTY Page 12 THE FOREGOING IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED AND THERE ARE NO WARRANTIES OF MERCHANTABILITY OR FITNESS OR ANY OTHER REMEDIES AVAILABLE OTHER THAN AS EXPRESSED HEREIN RETURNS ADJUSTMENTS AND SERVICING If a customer requests a warranty or general repair on an NLC product and NLC has authorized its return the repair or service will be subject to the following conditions 1 The product must be packed in the original shipping container Additional shipping containers may be
8. lly designed container will provide adequate protection Page 4 MOUNTING Allow clearance for air intake at the rear and air exhaust at the sides of the 2270 power supply Mounting dimensions for the power supplies are shown on the Layout Drawing at the end of this chapter CONNECTIONS EMISSION CONTROL INTERFACE o gt u N lt ow or 5 53 FE 8 zu og 52 a lt or KE Figure 3 2 Front Panel Controls Indicators and Connectors on the NLC 2270 Power Supply Page 5 Location 1 Panel Description LASER HEAD Connectors 100 240VAC Universal Input POWER Switch POWER Red LED LASER ON Key Switch INTERLOCK Green LED REMOTE INTERFACE Connector FUSES Function Receptacles for laser head umbilical cable Mains power cord Mains power switch Before activating this switch ensure a suitable laser is connected to the power supply The mains power switch is activated by pressing the top of the rocker marked 217 This enables the INTERLOCK checking circuitry lights the mains POWER light location 4 and provides power to the laser head and power supply fans Indicates the mains POWER switch has been activated Enables the laser discharge circuitry when rotated clockwise if the INTERLOCK chain is complete and the mains POWER switch is activated in that order Itis a safety requirement that the key cannot be rem
9. n LED will be illuminated when the Mains Power switch is in the on position indicating possible laser radiation Run Standby switch selects either run or standby mode Run mode allows the current output power to be adjusted with the Level Adjust knob In Standby mode the laser runs at minimum current output power Page 8 Light Current switch selects either current or light mode Light mode regulates the laser output power Current mode runs the laser at a constant current Level Adjust knob sets the output power when running in the Light mode sets the laser current when running in Current mode see Light Current switch Display displays tube current or laser output power in mW depending on the position of the Meter switch Meter switch selects either Power mW or Current Amps to display Remote Interlock This connector is to complete the remote interlock circuit The LED will be illuminated if the interlock is complete Page 9 2270 Product Line Specifications Input Line Voltage 10 Input Current Mains Fusing Frequency Phase Power Factor Correction AC Line Cord Output Maximum Discharge Current Tube Voltage Standby Current Ignition Delay Auxiliary Voltages Interlock Latches Operating Modes Full Featured Interface Environmental Operating Temperature Storage Temperature Operating Humidity Storage Humidity Dimensions Power Supply L x W x H Weights Power Supply Notes 1 Specifi
10. oved while the switch is activated Indicates the interlock chain is complete llluminates after keyswitch is activated Receptacle for remote control cable see Table 3 2 for pin connections 15A 250V Type 3AG Table 3 1 Front Panel Controls Indicators and Connectors on the NLC 2270 Series Power Supply Page 6 Location 1 2 3 4 5 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Status SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV SELV Function Interlock Discharge Enable Off Interlock Standby Run Idle Mode Photo Current Current Control Input Photo Control Input mW Output Sense Current Output Sense Ground Common Ground Common 15 Volts DC 20mA Maximum 15 Volts DC 20mA Maximum Ground Common No Connection No Connection No Connection No Connection No Connection Ground Common Ground Common Ground Common No Connection Ground Common Ground Protective Earth Table 3 2 Remote Interface Pin Connections for the NLC 2270 Power Supply These pins are digital inputs Each input has a pull up resister to the internal 15 vdc buss A logic 1 high is open circuit or between 12 and 15 A logic 0 low is shorted to GROUND or between 0 and 3 vdc These inputs are compatible with open collector
11. purchased from NLC if needed The product shall be shipped back to NLC by air freight unless another means of transportation is specified in writing by NLC Freight and insurance charges must be prepaid by the customer and all risk of loss damage or delay in shipping shall be borne solely by the customer Shipments will be insured for full value After the receipt of the product NLC reserves the right to inspect the product and to determine the cause of failure and whether the repair or replacement should be completed under warranty NLC SHALL HAVE NO OBLIGATION TO PERFORM A WARRANTY REPAIR WHERE THE PRODUCT HAS SUFFERED DAMAGE IN SHIPMENT THAT PREVENTS A VERIFICATION BY NLC THAT THE CAUSE OF EXISTENCE OF THE DEFECT IS COVERED UNDER WARRANTY If NLC determines a product is to be repaired under warranty it will be repaired or replaced in accordance with the terms of the NLC warranty Products repaired under warranty will be shipped to locations within the United States at customer expense Shipping insurance taxes duties and all other charges shall be charged to the customer if the product is returned to a location outside of the United States provided that if the product fails within 30 days of the customer s receipt of the product and the customer gives written notice of the failure to NLC within said 30 day period NLC will pay the cost of shipping the replacement product to the customer If NLC determines that the repair or service of a
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