OptoTest OP815 Instruction Manual

Insertion loss test set

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OP815
Insertion Loss Test Set
Instruction Manual
(Also supports the OP850)
www.optotest.com
1.805.987.1700

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Summary of Contents for OptoTest OP815

  • Page 1 OP815 Insertion Loss Test Set Instruction Manual (Also supports the OP850) www.optotest.com 1.805.987.1700...
  • Page 2 The design concepts and engineering details embodied in this manual, which are the property of OptoTest Corporation, are to be maintained in strict confidence. No element or detail of this manual is to be spuriously used or disclosed without the express written permission of OptoTest Corporation.
  • Page 3: Table Of Contents

    OP815 Table of Contents Overview Initial Preparation Definition of Specifications Front Panel Operation OP815 Front Panel Operation OP850 Display Operation OP815/OP850 Smart Remote Head Option USB Control of the OP815/OP850 Warranty Information 2 of 16...
  • Page 4: Overview

    OP850 (Multichannel IL Test Set) The OP850 is similar to the OP815 in that it is primarily an insertion loss test set with a source and a power meter. The OP850 is a multichannel version of the OP815. Both the OP815 and OP850 have similar modes (OPM, IL, and SRC).
  • Page 5: Initial Preparation

    Note: Be aware that accessories such as detector adapters, remote head detectors, and high performance reference cables will be located inside a small box labeled “Accessories Inside”. If this box is not included with the original shipment, contact OptoTest of their nearest distributor.
  • Page 6: Definition Of Specifications

    OP815 Definition of Specifications Dynamic Range The dynamic range, or measurement range, of the optical power meter spans from the maximal power level the instrument can measure, without major saturation to the detector, to the minimal power level where the thermal noise of the detector becomes greater than the current produced by the incident light.
  • Page 7 The absolute accuracy specification includes the total measurement uncertainties involved in the calibration process including the transfer of the absolute power standard from N.I.S.T. Contact OptoTest for the detailed chain of uncertainties. Optical Power Meter, Channel Performance For multichannel instruments, the power meter circuit converts and digitizes the optical power level with the given sampling interval.
  • Page 8 OP815 Definition of Specifications Recommended Recalibration Period This is the recommended time period for re-calibration in order to maintain accuracy specifications. The recommendation is made based upon statistics on detector aging; however it is up to the metrology policies and procedures within each company to define the calibration cycles on optical power meters.
  • Page 9 OP815 Definition of Specifications Reference Cable The reference cable is the cable with which the DUTs will be measured against. Typically reference cables are required to be of a defined quality with a specified connector/ endface polish. Instrument, Environmental Operating Temperature: This is the temperature range in which the instrument will conform to the specifications after the specified warm up time.
  • Page 10: Front Panel Operation Op815

    IL Mode: The wavelength button toggles the source wavelength concurrently with the power meter calibration wavelength. For OP815 with a single wavelength source there is no wavelength to be selected, for dual wavelength implementations the wavelength selection switches between the two sources.
  • Page 11 The dBm button switches the power meter into absolute measurement mode. The OP850 has a mode button [mode] in place of this button. When pressed this button operates the same as the buttons described below. Mode Selection For the OP815 the mode selection buttons switch between modes. 10 of 16...
  • Page 12: Front Panel Operation Op850

    OP815 Front Panel Operation – OP850 Mode Wavelength Indicator Indicator Wavelength dB/dBm Mode Selection (OPM, IL, Source) Channel Selection Power Reading Internal (ambient) Temperature Wavelength The wavelength button toggles through the available calibration wavelengths and source selection depending on the mode of the instrument.
  • Page 13 OP815 Front Panel Operation – OP850 IL Mode: Pressing the dB/dBm button in IL mode executes a reference sequence. For single wavelength devices, or dual wavelength instruments with individual ports this involves taking the reference at the selected wavelength. For dual wavelength instruments this involves taking the reference for the first wavelength, then repeats the same for the second wavelength.
  • Page 14: Display Operation Op815/Op850

    OP815 Display Operation – OP815/OP850 Depending on the selected mode the display shows different measurement parameters and results. Mode Wavelength Indicator Indicator Absolute Reference Power Power Reading Inser tion Loss Internal (ambient) Reading Temperature Wavelength This label displays the currently selected calibration wavelength of the source wavelength used to measure optical power.
  • Page 15: Smart Remote Head Option

    (SRH) has the ability to hold its calibration and be used with multiple OptoTest mainframes. The OP815 and OP850, at power on, will detect the SRH and load it as another OPM in addition to any other OPMs that are also installed on the unit.
  • Page 16: Usb Control Of The Op815/Op850

    OP815 USB Control of the OP815/OP850 The OP815 and OP850 can be controlled via the USB bus. Upon request, OptoTest can supply the appropriate DLLs along with sample programs to facilitate the software creation process. For these DLLs please contact sales@optotest.com.
  • Page 17: Warranty Information

    OP815 Warranty Information OptoTest Corp. warrants this product to be free from defects in material and workmanship for a period of two years from date of shipment. During the warranty period we will, at our option, either repair or replace any product that proves to be defective. To exercise this warranty contact OptoTest Corp.
  • Page 18 For Application Notes, more detailed Testing Instructions, and the most up-to-date OptoTest www.optobuzz.com News go to...
  • Page 19 1.805.987.1700...

This manual is also suitable for:

Op850

Table of Contents