818P Series High Power Detector
Contents
1. Effective Aperture Diameter 50 mm Wavelength Range 190 nm 10 um Min Measurable Power 100 mW Power Noise Level 5 mW Typical Rise time 0 95 16s 3 5 s with anticipation Typical Sensitivity 0 12 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 818P 050 S0W 50 W Max Average Power 2 min 818P 050 S0W 75 W Max Average Power Density 2 1 064um CW 100 kW cm Pulsed Laser Damage Thresholds Max Energy Density Peak Power Density 1 064 um 150 ps 10 Hz 100 J cm 667 kW cm 1 064 um 7 ns 10 Hz 1 1 J cm 157 MW cm 532 nm 7 ns 10 Hz 1 1 J em 157 MW em 248 nm 26 ns 10 Hz 0 75 em 27 MW cm Dimension mm 818P 050 S0W 89 H x 89 W x 106 D Weight 818P 050 50W 0 93 kg Cooling Heat sink Recommended Load Impedance 100 kQ Linearity vs Beam Dimension 0 5 1 cooling minimum 3 min Specifications subject to change without notice 14 2 2 Calorimeter Mode The 818P Series High Power Detectors have an optional mode that is called Calorimeter Mode It allows you to measure single shot pulse energy This mode is accessible when you use a 818P with an 841 PE 842 PE the 841 The following P USB or with your own data acquisition system specifications apply specifically to this mode For more information refer to the 841 PE 842 PE an2. 1 1 Fan Cooled Detectors Simply connect the fan to a power supply 3 1 2 Water cooled detectors Connect the detector head to a cooling water supply Use with 4 outer diameter plastic tubing NOTE The end of the tube must be cut perpendicular to the tubing the portion of the outer tubing wall that slips into the fitting must not be deformed or damaged otherwise the connection will not be water tight To connect the detector head fittings to the water supply tubing unscrew the two parts of the fitting push the tubing into the part not connected to the detector until it comes to the end of the fitting then screw in the two parts of the fitting The direction of flow through the head is unimportant Once you have connected the fittings check them for leaks If you find a leak check to see if the tubes are pushed in far enough and that the tubing has not been damaged To disconnect the detector head fittings remove the water pressure and drain the water from the tubing Unscrew the two parts of the fitting and pull out the tubing 16 NOTE Water will usually remain in the detector head after it is disconnected It is possible to remove it by blowing it out but be careful not to blow the water on yourself or on the detector aperture Dry the detector body off before storing it Be sure that flow rates satisfy the minimum values as indicated on the specifications pages see Section 2 Time variations of water flo
3. 110 19 110 W 818P 150 19 150 W Max Average Power 2 min 818P 15 19 23 W 818P 30 19 45 W 818P 110 19 135 W 818P 150 19 170 W Max Average Power Density 1 064um CW 45 kW cm for 110 model and 36 kW cm for others 10 6 um CW 14 kW cm for 110 model and 11 kW cm for others Pulsed Laser Damage Thresholds Max Energy Density Peak Power Density 1 064 um 360 us 5 Hz 9 J cm for 110 model 25 kW cm for 110 model 5 J cm for others 14 kW em for others 1 064 um 7 ns 10 Hz 1 0 J cm 143 MW cm 532 nm 7 ns 10 Hz 0 6 J cm 86 MW cm 266 nm 7 ns 10 Hz 0 3 J cm 43 MW em Dimensions mm 818P 15 19 50 H x 50 W x 20 6 D 818P 30 19 50 H x 50 W x 56 3 D 818P 110 19 54 2 H x 54 2 W x 55 6 D 818P 150 19 50H x 50 W x 33 Weight 818P 15 19 0 16 kg 818P 30 19 0 21 kg 818P 110 19 0 25 kg 818P 150 19 0 24 kg Minimum Cooling Flow 0 5 liter min Recommended Cooling Flow 1 0 liter min Cooling Heat sink fan water Recommended load Impedance 100 kQ Linearity vs Beam Dimension 0 5 cooling minimum 3 min Specifications subject to change without notice 7 Water temperature lt 22 C 1 8 NPT compression fittings for 1 4 inch semi rigid tube 12 818P 040 100 250 300 25 iaa EE ea 55 Aperture Diameter 25 mm 55 mm Spectral Range 190 nm 11 um Min Measurable Power 60 mW 100 mW Power Noise Le
4. 7 ns 10 Hz 0 6 J cm 86 MW cm 266 nm 7 ns 10 Hz 0 3 J em 43 MW cm Dimensions mm With isolation tube 73 H x 73 W x 20 D Without isolation tube 73 H x 73 W x 720D Weight 0 312 kg Cooling Heat sink Recommended Load Impedance 100 kQ Linearity vs Beam Dimension 0 7 With 818P IRF1 Filter 280 nm 1 36 um f Maximum output voltage sensitivity x maximum power gt Nominal value actual value depends on electrical noise With 818P IRF1 Filter 180 mV W in the measurement system Without anticipation 5 uW with anticipation Including linearity with power d At 150 pW 12 pW C with 842 PE 50 pW C with Cooling minimum 3 min 841 P USB With 842 PE 841 P USB and 1916 C monitors Specifications subject to change without notice 818P 010 020 070 12 Effective Aperture Diameter 12 mm Wavelength Range 190 nm 11 pm Power Noise Level 1 mW Typical Rise Time 0 95 1 6 s 0 3 s with anticipation Typical Sensitivity 0 53 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 818P 010 12 10 W 818P 020 12 20 W 818P 070 12 70 W Max Average Power 2 min 818P 010 12 15 W 818P 020 12 30 W 818P 070 12 90 W Max Average Power Density 1 064 um 10W CW 36 kW em 10 6 um 10W CW 11 kW cm Pulsed Laser Damage Max Energy Density Peak Power Density Thresho
5. 818P 001 12 filter The 818P 001 12 filter features ease of installation and removal To use an 818P 001 12 series wattmeter any wavelength with the 818P 001 12 filter the user must calibrate the assembly using the following procedure Step 1 Set up the 818P 001 12 wattmeter to measure the power of your laser Adjust the sensitivity of the wattmeter to your working wavelength Verify that the power level is below the detector s damage threshold and that the laser has a good stablity Step 2 Warm up the detector by applying power to it for a few minutes This will reduce thermal bias Step 3 Measure the power level without the filter To reduce random uncertainty we recommend taking the average of 5 distinct measurements Step 4 Install the filter Without changing the laser settings measure the power level by averaging the same number of measurements All laser settings must be identical as in Step 3 including beam size and position on detector Step 5 Repeat the first measurement Step 3 to verify that there hasn t been any change during the procedure that would invalidate the calibration A difference that is larger than the uncertainty of your measurement means that something in the laser or environment changed You may add this to your uncertainty when using the filter or you may try stabilizing the laser and environment and repeat from Step 3 The correction multiplier for the 842 PE will be given by Reading witho
6. Handheld Meter and the 841 P USB Virtual Meter automatically adjusts to the characteristics of the detector after reading the EEPROM The 818E EEPROM can also be read by Newport s 1835 C and 2835 C meters when using the 818P DIN adapter cable sold separately The DB 15 connector pin out is as follows 1 USED BY 841 PE 842 PE Ja 3 4 5 6 SIGNAL OUTPUT 7 USED BY 841 PE 842 PE 8 9 10 4 i s 11 iS j 12 i i 13 SIGNAL OUTPUT 14 USED BY 841 PE 842 PE 15 j n SHELL COAX SHIELD BODY GRND 4 2 Specifications 2 1 Standard Operating Mode The following ten tables contain specifications when operating in the standard power mode i e when measuring average power in Watts 818P 001 12 Effective Aperture Diameter 12 mm Wavelength Range 190 nm 11 pm Power Noise Level 0 5 uW Thermal Drift 12 pW C Typical Rise Time 0 95 27 s 2 5 s with anticipation Typical Sensitivity 200 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 1W Max Average Power 2 min i 2 W Max Average Power Density 2 at 1064 pW TEW Pulsed Laser Damage Max Energy Density Peak Power Density Thresholds 1 064 um 360 us 5 Hz 5 J cm 14 kW em 1 064 um 7 ns 10 Hz 1 J cm 143 MW cm 532 nm
7. Typical Sensitivity 0 65 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 818P 15 18H 15 W 818P 30 18H 30 W Max Average Power 2 min 818P 15 18H 20 W 818P 30 18H 35 W Max Average Power Density 2 1 064um CW sem Pulsed Laser Damage Thresholds Max Energy Density Peak Power Density 1 064 um 360 ps 10 Hz 30 J cm 83 kW em 1 064 um 7 ns 10 Hz 5 J cm 714 MW cm 532 nm 7 ns 10 Hz 3 J cm 428 MW cm 266 nm 7 ns 10 Hz 1J cm 143 MW cm Dimension mm 818P 15 18H 50 H x 50 W x 20 6 D 818P 30 18H 50 H x 50 W x 56 3 D Weight 818P 15 18H 0 16 kg 818P 30 18H 0 21 kg Cooling Heat sink Recommended Load Impedance 100 kQ Linearity vs Beam Dimension 0 5 cooling minimum 3 min Specifications subject to change without notice 11 818P 015 030 110 150 19 Effective Aperture Diameter 19 mm Wavelength Range 190 nm 11 pm Min Measurable Power 20 mW i 110 model 3 mW Power Noise Level Others 1 mW Typical Rise time 0 95 4 5 s 1 5 s with anticipation for 110 model 2 8s 0 6 s with anticipation for others Typical Sensitivity 0 23 mV W for 110 model and 0 65 mV W for others Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 818P 15 19 15 W 818P 30 19 30 W 818P
8. USE NEWPORT CORPORATION SHALL NOT BE LIABLE FOR ANY INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE PURCHASE OR USE OF ITS PRODUCTS First printing 2004 2004 by Newport Corporation Irvine CA All rights reserved No part of this manual may be reproduced or copied without the prior written approval of Newport Corporation This manual has been provided for information only and product specifications are subject to change without notice Any change will be reflected in future printings Newport Corporation 1791 Deere Avenue Irvine CA 92606 USA P N 41313 01 Rev H Declaration of Conformity We declare that the accompanying product the model 818P identified with the Cmar meets the intent of the Electromagnetic Compatability Directive 89 336 EEC and Low Voltage Directive 73 23 EEC Manufacturer s Name Newport Corporation Manufacturer s Address 1791 Deere Avenue Irvine CA 92606 USA Type of Equipment Laser Power Detector Model No 818P Year of test amp manufacture 2002 Standard s to which Conformity is declared Standard Description Performance Criteria EN 61326 1997 Limits and methods of measurement of radio interference Class A characteristics of information technology equipment Testing and measurements of conducted emission EN 61326 1997 Limits and methods of measurement of radio interference Class A characteristics of information technology equipment Testing and measure
9. available This cable is sold separately To make a measurement follow these steps 1 Let the detector head thermally stabilize for at least 10 minutes 2 Connect the power head to a precision microvoltmeter oscilloscope or data acquisition system with a load impedance that is greater than 100 kQ Because of the very low voltages at lower power levels for some of these detectors analog or digital filters may be required to remove ambient electrical noise 18 NOTE For the most accurate measurements center the beam on the sensor face The beam diameter on the sensor should ideally be the same size as the beam diameter of the original calibration which is 86 5 encircled power gt 98 encircled power at full aperture of a TEM 01 beam at 1 e2 over 50 of the sensors surface this complies with the International Electrotechnical Commission standard 1040 Power and Energy Measuring Detector AN WARNING Be careful not to exceed the maximum levels and densities stated in the specifications 4 Place the detector head into the laser beam path the laser beam must be contained within the sensor area for about a minute 5 Block off any laser radiation to the detector 6 Switch on the microvoltmeter and adjust its voltage range to the range required for the measurement To determine the voltage range to be measured refer to the detector head specifications see Section 2 Vout expected power x calibration
10. panel 5 Use the four original screws to install the new back panel onto the detector Be sure to apply the same torque to all four screws 4 X THREAD MB X 0 5 6H T3 MIN e 0 20 A B ELECTRICAL CONTACT ZONES 50 REF B 2X25 2 X 6 50 REF 0 20 I 38 0 00 SK 8378 Figure 1 Tapped hole positions 818P xx 12 24 4 M3 x 0 5 6H F 3 MIN pfe 0 20 A B L2 X 12 REF 2 42 2X4 REF 50 MIN Figure 2 Tapped hole positions 818P xx 17W and 818P xx 19 4 xX 10 24 UNC 28 5 MIN elo ons fa e 2 74 89 MIN 2 x 7 50 REF 2 X 7 50 REF 89 MIN Figure 3 Tapped hole positions 818P xx 25 818P xx 50W and 818P xx 55 121 200628 Appendix B WEEE directive 1 1 1 2 Recycling and separation procedure for WEEE directive 2002 96 EC This section is used by the recycling center when the detector reaches its end of life Breaking the calibration seal or opening the monitor will void the detector warranty The complete Detector contains 1 Detector with wires or DB 15 1 instruction manual 1 calibration certificate Separation Paper Manual and certificate Wires Cable Detector Printed circuit board inside DB 15 no need to separate less then 10 cm Aluminum Detector casing 26 Appendix C Using the 818P 001 12 wattmeter with the
11. sensitivity of power detector 7 Wait until the signal has stabilized fluctuations representing less than 1 of the voltage level being measured are negligible then measure the zero level voltage offset from the detector Strong fluctuations in the zero level are usually caused by one of the following e Rapid fluctuations in the rate of water flow e Rapid fluctuations in water temperature e Strong drafts or stray radiation especially visible when you are taking low power measurements Ambient electrical noise should be filtered out 8 Apply the laser beam to the detector head 9 Wait until the signal has stabilized between one to three minutes for optimum measurements then measure the voltage output from the detector see Section 2 for individual detector 0 95 non anticipated response times 10 The measured power is calculated as follows Measured power output voltage zero level voltage calibration sensitivity 1000 x Vout Vzero level calibration sensitivity mV W Watts 19 3 4 Safety Notes 3 4 1 Diffusive surfaces When using the 818P be aware of the 5 15 diffused back reflection Exception the 818P 015 030 18 have a 5 specular reflection As on any diffusive surface the light on the sensor coating is scattered more or less uniformly as a Lambertian diffuser It is recommended to use the detector with a black protective sleeve This will limit wide angled diffused reflectio
12. 818P Series High Power Detector User s Manual Newport Experience Solutions Warranty Newport Corporation warrants that this product will be free from defects in material and workmanship and will comply with Newport s published specifications at the time of sale for a period of one year from date of shipment If found to be defective during the warranty period the product will either be repaired or replaced at Newport s option To exercise this warranty write or call your local Newport office or representative or contact Newport headquarters in Irvine California You will be given prompt assistance and return instructions Send the product freight prepaid to the indicated service facility Repairs will be made and the instrument returned freight prepaid Repaired products are warranted for the remainder of the original warranty period or 90 days whichever is longer Limitation of Warranty The above warranties do not apply to products which have been repaired or modified without Newport s written approval or products subjected to unusual physical thermal or electrical stress improper installation misuse abuse accident or negligence in use storage transportation or handling This warranty also does not apply to fuses batteries or damage from battery leakage THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
13. cm 266 nm 7 ns 10 Hz 0 3 J cm 43 MW cm Dimensions mm 46 H x 46 W x 10 7 D Weight 0 1 kg Cooling Heat sink Recommended Load Impedance 100 kQ Linearity vs Beam Dimension 0 5 Nominal value actual value depends on electrical noise in the measurement system gt With 842 PE and 841 P USB monitors Maximum output voltage sensitivity x maximum power d Including linearity with power Cooling minimum 3 min Specifications subject to change without notice 818P 006 17W Effective Aperture Diameter 17 mm Wavelength Range 190 nm 10 um Power Noise Level 1mW Typical Rise Time 0 95 5 s 1 4 s with anticipation Typical Sensitivity 0 6 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 6 W Max Average Power 1 min 7W Max Average Power Density 2 1 064 um 10W CW ediuhieicas Pulsed Laser Damage Max Energy Density Peak Power Density Thresholds 1 064 um 360 us 5 Hz 100 J cm 667 kW cm 1 064 um 7 ns 10 Hz 1 1 J cm 157 MW en 532 nm 7 ns 10 Hz 1 1 J cm 157 MW cm 266 nm 7 ns 10 Hz 0 7 J cm 27 MW cm Dimensions mm 46 H x 46 W x 10 7 D Weight 0 1 kg Cooling Heat sink Recommended Load Impedance 100 kQ Linearity vs Beam Dimension 0 5 Nominal value actual value depends on electrical noise in the measure
14. d the 841 P USB instruction manuals or call Newport 818P 001 818P xx 818P 006 818P 006 818P xx 818P xx 12 12 17 17W 17W 18 Typical Sensitivity 25 mV J 0 84 mV J 0 7 mV J 0 2 mV J 0 33 mV J 0 28 mV J Boyer RENSA 6 J W 0 63 J W 0 86 J W 3 J W 2 J W 2 67 J W Energy Sensitivity Typical Rise Time 1000 ms 150 ms 328 ms 575 ms 400 ms 900 ms Min Repetition Period 16s 1 5 4s 5s 5s 8s Max Pulse Width 300 ms 50 ms 88 ms 133 ms 133 ms 300 ms Max Measurable Energy 5J 5J 15J 200 J 200 J 28 J Noise Equivalent Energy 12 uJ 20 mJ 20 mJ 20 mJ 23 mJ 28 mJ Accuracy 5 5 5 5 5 5 818P xx 818P xx 818P xx 818P xx 818P xx 18H 19 25 50W 55 Typical Sensitivity 0 13 mV J 0 65 mV J 0 14 mV J 0 020 mV J_ 0 028 mV J Fower Seu 5 J W 0 99 J W 1 67 J W 5 28 J W 4 25 J W Energy Sensitivity Typical Rise Time 1000 ms 264 ms 370 ms 1400 ms 1300 ms Min Repetition Period 30s 4s 4 68 11 1s 11 1s Max Pulse Width 330 ms 88 ms 123 ms 467 ms 433 ms Max Measurable Energy 35 J 15J 40 J 500 J 200 J Noise Equivalent Energy 50 mJ 20 mJ 200 mJ 250 mJ 250 mJ Accuracy 5 5 5 5 5 Specifications subject to change without notice For 1 064 um 360 us pulses 15 3 Operating Instructions 3 1 Detector Preparation Depending upon whether your particular detector is air fan or water cooled some preliminary steps may be required as follows 3
15. e without notice 818P 015 030 18 Effective Aperture Diameter 18 mm Wavelength Range 190 nm 2 5 pm Min Measurable Power 20 mW Power Noise Level 1 mW Typical Rise time 0 95 7 7 s 1 8 s with anticipation Typical Sensitivity 0 75 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 818P 15 18 15 W 818P 30 18 30 W Max Average Power 2 min 818P 15 18 23 W 818P 30 18 40 W Max Average Power Density 2 1 064um CW wes Pulsed Laser Damage Thresholds Max Energy Density Peak Power Density 1 064 um 360 ps 10 Hz 11 J cm 30 kW em 1 064 um 7 ns 10 Hz 4 Jiem 571 MW cm 532 nm 7 ns 10 Hz 3 J em 428 MW cm 266 nm 7 ns 10 Hz 1J em 143 MW em Dimension mm 818P 15 18 50 H x 50 W x 20 6 D 818P 30 18 50 H x 50 W x 56 3 D Weight 818P 15 18 0 16 kg 818P 30 18 0 21 kg Cooling Heat sink Recommended Load Impedance 100 kQ Linearity vs Beam Dimension 0 5 cooling minimum 3 min Specifications subject to change without notice 10 818P 015 030 18H Effective Aperture Diameter 18 mm 0 19 1 44 um Wavelength Range except 600 925 nm YAG harmonics Min Measurable Power 20 mW Power Noise Level 1 mW Typical Rise time 0 95 40 s 2 5 s with anticipation
16. ing options stand alone heat sink fan or water This does not apply to 818P 050 50W detector The 818P detectors can measure between e uW and 1 W of average power for 818P 001 12 series e 1mW and 70 W of average power for 818P xx 12 series e 1 mW and 6 W of average power for 818P 006 17x series e 1 mW and 50 W of average power for 818P xx 17W series e 1 mW and 30 W of average power for 818P xx 18 series e 1 mW and 30 W of average power for 818P xx 18H series e 1mW and 150 W of average power for 818P xx 19 series e 3 mW and 300 W of average power for 818P xx 25 series e 5mW and 50W of average power for 818P xx 50W series e 5mW and 400 W of average power for 818P xx 55 series All 818P series detectors are supplied with a 180 cm flexible cable with a DB 15 connector termination More about this connector in the next section CAUTION A To eliminate possible damage do not carry the detector using the connector cable When using a detector with a heat sink the fins should always be oriented vertically Call your nearest Newport distributor to replace the sensor disk and or to recalibrate the detector 3 1 2 818P Series DB 15 Connector The DB 15 male connector found at the end of the cable contains an EEPROM Erasable Electrical Programmable Read Only Memory programmed with calibration sensitivity and other data relating to the specific 818P detector in use Fast set ups are attained because the 841 PE 842 PE
17. ing Newport Corporation Return the completed service form with the instrument To obtain warranty service contact your nearest Newport agent or send the product with a description of the problem transportation and insurance prepaid to the nearest Newport agent Newport Corporation assumes no risk for the damage in transit Newport Corporation will at its option repair or replace the defective product free of charge However if Newport Corporation determines that the failure is caused by misuse alterations accident or abnormal condition of operation or handling you will be billed for the repair and the repaired product will be returned to you transportation prepaid Appendix A Custom Heat Sink Usually the detector is calibrated and shipped with its final back panel But the 818P can also be installed onto a heat sink supplied by the customer or onto another back panel If this is the case follow the instructions listed below Instructions 1 Remove the four front screws of the detector being sure to hold together the front cover and the central housing 2 Discard the back panel Apply thermal paste for example Wakefield Engineering Inc thermal paste part no 120 2 to the back of the central housing to assure good thermal contact with the new back panel 4 Recommended Apply removable thread locker for example Loctite removable thread locker 242 to the ends of the four original screws and into the four holes on back
18. lds 1 064 um 360 us 5 Hz 5 J cm 14 kW cm 1 064 um 7 ns 10 Hz 1 0 J cm 143 MW cm 532 nm 7 ns 10 Hz 0 6 J em 86 MW cm 266 nm 7 ns 10 Hz 0 3 J em 43 MW em Dimensions mm 818P 010 12 38 H x 38 W x 14 D 818P 020 12 38 H x 38 W x 45 D 818P 070 12 38 H x 38 W x 32 D Weight 818P 010 12 0 13 kg 818P 020 12 0 15 kg 818P 070 12 0 19 kg Minimum Cooling Flow 0 5 liter min Recommended Cooling Flow 1 0 liter min Cooling Heat sink water Recommended Load 100 kQ Impedance Linearity vs Beam Dimension 0 7 cooling minimum 3 min Specifications subject to change without notice Water temperature lt 22 C 1 8 NPT compression fittings for inch semi rigid tube 818P 006 17 Effective Aperture Diameter 17 mm Wavelength Range 190 nm 11 pm Power Noise Level 1mW Typical Rise Time 0 95 b 2 5 s 0 8 s with anticipation Typical Sensitivity 0 6 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 6 W Max Average Power 1 min 7W Max Average Power Density 1 064 um 10W CW 36 kW em 10 6 um 10 W CW 11 kW cm Pulsed Laser Damage Max Energy Density Peak Power Density Thresholds 1 064 um 360 ps 5 Hz 5 J cm 14 kW cm 1 064 um 7 ns 10 Hz 1 0 J cm 143 MW cm 532 nm 7 ns 10 Hz 0 6 J cm 86 MW
19. ment system With 842 PE and 841 P USB monitors Cooling minimum 3 min d Including linearity with power Maximum output voltage sensitivity x maximum power Specifications subject to change without notice 818P 015 030 050 17W Effective Aperture Diameter 17 mm Wavelength Range 190 nm 10 um Min Measurable Power 20 mW Power Noise Level 1 mW Typical Rise time 0 95 5s 1 4 s with anticipation Typical Sensitivity 0 65 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 Max Average Power 818P 15 17W 15 W 818P 30 17W 30 W 818P 50 17W 50 W Max Average Power 2 min 818P 15 17W 23 W 818P 30 17W 45 W 818P 50 17W 75 W Max Average Power Density 100 kW em2 1 064um CW Pulsed Laser Damage Thresholds Max Energy Density Peak Power Density 1 064 um 150 ps 10 Hz 100 J cm 667 kW cm 1 064 um 7 ns 10 Hz 1 1 J cm 157 MW en 532 nm 7 ns 10 Hz 1 1 J em 157 MW em 248 nm 26 ns 10 Hz 0 73 em 27 MW em Dimension mm 818P 15 17W 50 H x 50 W x 20 6 D 818P 30 17W 50 H x 50 W x 56 3 D 818P 50 17W 76 2 H x 76 2 W x 74 7 D Weight 818P 15 17W 0 16 kg 818P 30 17W 0 21 kg 818P 50 17W 0 48 kg Cooling Heat sink Recommended Load Impedance 100 KQ Linearity vs Beam Dimension 0 5 cooling minimum 3 min Specifications subject to chang
20. ments of radiated emission EN 61000 4 2 1995 Electromagnetic compatibility EMC Part 4 Testing and Class B measurements techniques Section 4 2 Electrostatic discharge 61000 4 3 1996 Electromagnetic compatibility EMC Part 4 Testing and Class A measurements techniques Section 3 Radiated Radio Frequency immunity telephones immunity test 900MHz pulsed EN 61000 4 4 1995 Electromagnetic compatibility EMC Part 4 Testing and Class B measurements techniques Section 4 Electrical fast transient burst immunity EN 61000 4 6 1996 Electromagnetic compatibility EMC Part 4 Testing and Class A measurements techniques Section 6 Immunity to conducted Radio Frequency I the undersigned hereby declare that the equipment specified above conforms to the above Directive s and Standard s s AA 7 go Alain Danielo Dan Dunahay VP European Operations Director of Quality Systems Zone Industrielle 1791 Deere Avenue 45340 Beaune la Rolande France Irvine CA USA Safety Information Do not use the 818P detector if it looks damaged or if you suspect that the 818P is not operating properly Appropriate installation must be done for water cooled and fan cooled detectors Refer to the specific instructions for more information The user must wait for a while before handling these detectors after power is applied Surfaces of the detectors get very hot and there is a risk of injury if they are not allowed to c
21. ns 3 4 2 Detector temperature Detectors can become hot enough during usage and can cause burns 3 5 Damage to the Optical Absorber Material Damage to the optical absorber material is usually caused by exceeding the manufacturer s specified maximum incident e Average Power Density e Pulse Energy Density Refer to the specifications pages Section 2 for the 818P Series High Power Detector specifications Damage may also be caused by using a detector with a contaminated absorber surface Slight discoloration of the coating may occur but this usually does not affect the calibration In the event of major damage to the coating the 818P Series sensors can be recoated Contact your local Newport representative for information on repair and recalibration See page iv Technical Support Contacts 20 4 Service Information The Model 818P High Power Detector contains no user serviceable parts To obtain information regarding factory service contact Newport Corporation or your Newport representative Please have the following information available 1 Detector model number 818P xx 2 Detector serial number on rear panel 3 Description of the problem If the detector is to be returned to Newport Corporation you will be given a Return Number which you should reference in your shipping documents Please fill out a copy of the service form located on the following page and have the information ready when contact
22. ns dace bel aula T 24 GET FREE UPDATES Check Newport s website periodically for firmware software and manual updates Go to www newport com for the latest versions 1 General Information 1 1 Introduction Newport s 818P Series High Power Detector s are thermopile devices that are specifically designed to work with Newport s 841 PE 842 PE Hand Held Power Energy Meter or the 841 P USB Virtual Meter They may also be used with other instruments by means of various adapter cables see Sections 1 2 amp 3 3 for more information The 818P Series Detectors may be grouped into seven distinct product families based on active area size 818P 001 12 detector has dimensions of 73 x 73 mm and an aperture of 12 mm 818P xx 12 detectors have dimensions of 38 x 38 mm and an aperture of 12 mm 818P 006 17x detectors have dimensions of 46 x 46 mm and an aperture of 17 mm 818P xx 17W detectors have dimensions of 50 x 50 mm and an aperture of 17 mm 818P xx 18 and 818P xx 18H detectors have dimensions of 50 x 50 mm and an aperture of 18 mm 818P xx 19 detectors have dimensions of 50 x 50 mm and an aperture of 19 mm 818P xx 25 detectors have dimensions of 89 x 89 mm and an aperture of 25 mm 818P 050 50W detector has a dimension of 89 x 89 mm and an aperture of 50mm 818P xx 55 detectors have dimensions of 89 x 89 mm and an aperture of 55 mm Within each group are various individual detectors with different cool
23. ool down Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on it is suggested to try to correct the interference by taking one or more of the following steps Reorient or relocate the receiving antenna Increase the distance between the equipment and receiver Connect the equipment to an outlet that is on a different circuit than the receiver e Consult the dealer or an experienced radio TV technician for help SYMBOLS The following international symbols are used in this manual A Refer to the manual for specific Warning or Caution information to avoid any damage to the product Table of Contents Warranty i Declaration of Conformity ii Technical Support Contacts iii Safety Information iv List of Illustrations vi 1 General Information 1 I t Introd ctiot s eirean eiaeaen eaaa 1 1 2 818P Serie
24. s DB 15 Connector tevesscseesteeecteleviarctarceltescaceneuss Cousdiove 3 2 Specifications 4 2 1 Standard Operating Mode 2 ccccccccsesseececsccsesseccenossersessscecancons 4 2 2 Calorimeter MOd rssssisiisti iirerssinsrtastissiinteiri dbsdentiiesecstatiucies 14 3 Operating Instructions 15 3 1 Detector Preparation sesoseseeoseosesossossseesessressetssesseresresssesse 15 3 1 1 Fan Cooled Detectors sis iscccscoscecaccs sbelcieveassnevevecesiuecalels 15 3 1 2 Water cooled detectors ca tiseissenscosscccszsusenthaveedesadsercncestanies 15 3 2 Using with the 841 PE 842 PE or 841 P USB eee 16 3 3 Using without the 841 PE 842 PE or 841 P USB 16 34 Safety INGUS nico G cathe ies Anh Bales Mena E iaaa 19 3 4 1 Diffusive surfaces ie 2cccs so oeedetaseseeapectetaewess ean ieeiuceceresebtenay 19 3 4 2 Detector temperature cee cccceceeseceeseteesesseesensteeeenees 19 3 5 Damage to the Optical Absorber Material ccecceeeseeeeees 19 4 Service Information 20 Ar Service FOU 55515 ascites tosvestiehslbsabadadetudeioudcane aaae Mls damien Uioudessandes 21 Appendix A Custom Heat Sink 23 Appendix B WEEE directive 25 vi List of Illustrations Figure 1 Tapped hole positions 818P XX 12 oo ceeeceecceseeeteeeeeceteeeeeeeaees 23 Figure 2 Tapped hole positions 818P xx 17W and 818P xx 19 24 Figure 3 Tapped hole positions 818P xx 25 818P xx 50W and 818P xx o o E ev ensadectd
25. ut attenuator no units f Reading with attenuator Now use calibration factor F for the filter when using it at the wavelength established in Step 1 121 200628
26. vel 3 mW 5 mW Typical Rise Time 0 95 5s 1 3 s with anticipation 11s 2s with anticipation Typical Sensitivity 0 23 mV W 0 12 mV W Calibration Uncertainty 2 5 Linearity with Power 2 Repeatability Precision 0 5 Power Resolution 0 5 40 40 W 40 40 W 100 100 W 100 100 W ia ia Ls 250 250 W 300 300 W 300 300 W 400 400 W 40 60 W 40 60 W Max Average Power 2 min ae ne ued i ae 300 300 W 400 400 W Max Average Power Density 1 064 um CW 45 kW em 10 6 um CW 14 kW cm Pulsed Laser Damage Thresholds Max Energy Density Peak Power Density 1 064 um 360 ps 5 Hz 9 J cm 25 kW em 1 064 um 7 ns 10 Hz 1 0 J cm 143 MW em 532 nm 7 ns 10 Hz 0 65 em 86 MW em 266 nm 7 ns 10 Hz 0 35 em 43 MW cm 40 89 H x 89 W x 32 D 40 89 H x 89 W x 32 D 100 89 H x 89 W x 1060 100 89 H x 89 x 106 D Dimensions au 250 aD x sane x im 300 H x a x iia 300 89 H x 89 W x 44 D 400 89 H x 89 W x 44 D 40 0 68 40 0 62 100 0 99 100 0 93 Wwetehh LKE 250 1 44 300 1 38 300 0 90 400 0 84 Minimum Cooling Flow 1 liter min Cooling Heat sink Fan Water Recommended Load Impedance gt 100 kQ gt 100 kQ Linearity vs Beam Dimension 0 5 0 5 8 cooling minimum 3 min Specifications subject to change without notice Water temperature lt 22 C 1 8 NPT compression fittings for 1 4 inch semi rigid tube 13 818P 050 50W
27. w rates or water temperature will cause corresponding oscillations in measurements 3 2 Using with the 841 PE 842 PE or 841 P USB Connect the DB15 connector at the end of the cable to the input connector on the 841 PE 842 PE or the 841 P USB meter see the 841 PE 842 PE or 841 P USB instruction manuals Before performing the measurements shield the detector head to prevent it from sensing heat from random sources To obtain an accurate reading the 841 PE 842 PE and the 841 P USB meters must also be zero adjusted Allow the detector head to thermally stabilize before making any measurements Let the signal stabilize for a few seconds before adjusting the offset Refer to the 841 PE 842 PE and the 841 P USB operating instructions for further details For the most accurate measurements center the beam on the sensor face The beam diameter on the sensor should ideally be the same size as the beam diameter of the original calibration which is 86 5 encircled power gt 98 encircled power at full aperture of a TEM 01 beam at 1 e2 over 50 of the sensor s surface this complies with the International Electrotechnical Commission standard 1040 Power and Energy Measuring Detector 3 3 Using without the 841 PE 842 PE or 841 P USB The 818P Series High Power Detectors can be used with a voltmeter or oscilloscope Usually these devices have a BNC input connector For this reason an adapter cable Newport part number 818P BNC is
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