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BR1 User Manual

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M-BR1-001-01

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GENERAL INFORMATION

BR1 Backreflection Meter Overview

The BR1 Backreflection Meter is a user-friendly instrument developed with extremely stable optics for
precise measurement of backreflection, insertion loss and power.

Figure 1: BR1 Backreflection Meter

Applications

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Component testing

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Connector and patch cord testing

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Incoming inspection

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QA and R&D

Key Features

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Stable BR measurements at low values

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BR range to -85 dB

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Up to 4 internal lasers

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Custom wavelengths and core sizes possible

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Содержание BR1

Страница 1: ...BR1 Backreflection Meter User Manual ...

Страница 2: ...ser Manual ii M BR1 001 01 All information contained herein is believed to be accurate and is subject to change without notice No responsibility is assumed for its use JGR Optics Inc 2020 All rights reserved ...

Страница 3: ...ION 4 Safety Markings on the Unit 4 Classification 4 Important Safety Information 5 Laser Hazards 5 Electrical Hazards 5 GETTING STARTED 7 Initial Inspection 7 Operational Requirements 7 Product Overview 8 BR1 Front Panel 8 BR1 Rear Panel 8 OPERATION 10 Powering Up the Meter 10 Device Information and Settings 10 Performing a Reference 11 Performing an IL and BR Measurement 13 Performing an Absolut...

Страница 4: ...1 USB 21 Ethernet 21 Step by step Guide 21 Notes 22 Commands Lists 22 MAINTENANCE 25 Cleaning the Unit 25 Cleaning the Output 25 Cleaning Jumper Connectors 27 STORAGE AND SHIPPING 28 Returning Instruments to JGR Optics 28 Contact Information 28 SPECIFICATIONS 29 ...

Страница 5: ...webpage Network Settings tab 17 Figure 14 BR1 webpage Upgrade tab 18 Figure 15 BR1 webpage Help tab 19 Figure 16 BR1 webpage About tab 20 Figure 17 Dirty connector end face inspection using JGR s CS400K 26 Figure 18 Clean connector end face inspection using JGR s CS400K 26 Figure 19 Exposed view of good output fiber management 26 Figure 20 Exposed view of poor output fiber management 26 Table 1 Sa...

Страница 6: ...ortable equipment etc with smaller transient overvoltages than Installation Category Overvoltage Category III The unit falls in the Pollution Degree 2 category under IEC 1010 1 and CAN CSA C22 2 No 1010 1 The IEC standard on Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use relates to insulation coordination The CSA standard is on Safety Requirements for Elect...

Страница 7: ...ith extremely stable optics for precise measurement of backreflection insertion loss and power Figure 1 BR1 Backreflection Meter Applications Component testing Connector and patch cord testing Incoming inspection QA and R D Key Features Stable BR measurements at low values BR range to 85 dB Up to 4 internal lasers Custom wavelengths and core sizes possible ...

Страница 8: ...led Flux standard BR conforms to IEC 61300 3 6 Included Accessories USB A to USB B cable 1 8m Ethernet cable 1 8m AC power cord 2m SD00 slide detector cap SD01 slide FC detector adapter FC APC FC UPC jumper 1m calibrated jumper ISO 17025 NIST traceable calibration report Optional Accessories Remote head detector Slide detector adapters Barcode scanner Rackmount kit ...

Страница 9: ...ting the unit safely Avoid looking into any ports near which this symbol appears Frame or chassis terminal for electrical grounding within the unit Protective conductor terminal for electrical grounding to the earth WARNING Procedure can result in serious injury or loss of life if not carried out in proper compliance with all safety instructions Ensure that all conditions necessary for safe handli...

Страница 10: ...r must be able to disconnect the unit from the line power by the system s line power switch Use only the type of power cord supplied with the unit If you need to replace a lost or damaged cord make sure to replace with a power cord of the same type Connect the power cord only to a power outlet equipped with a protective earth contact Never connect to an extension cord or any receptacle that is not...

Страница 11: ...anner not specified by the manufacturer the protection provided by the equipment may be impaired Only technicians authorized by JGR Optics Inc should carry out repairs In addition to voiding the warranty opening the unit even when unplugged can expose you to potential shock hazards Some of the unit s capacitors can be charged even when the unit is not connected to the power source Do not perform a...

Страница 12: ...the instrument Initial Inspection Warning To avoid electrical shock do not initialize or operate the unit if it bears any sign of damage Ensure that the unit and any devices or cords connected to it are properly grounded Inspect the package and contents for signs of damage Ensure all contents are included Read the user manual thoroughly and become familiar with all safety symbols and instructions ...

Страница 13: ...t not exceed 10 of the nominal voltage Product Overview BR1 Front Panel A front view of the BR1 meter is shown in Figure 2 It features a touchscreen which displays information such as references measurements and setup The FC APC output panel is located on the front of the unit Figure 2 Front view of a BR1 BR1 Rear Panel A rear view of the BR1 meter is shown in Figure 3 See Table 3 for a detailed d...

Страница 14: ...and hold for 5 seconds restore previous version firmware version o WARNING doing this may corrupt the unit and it may have to be sent back to JGR for repair contact JGR before proceeding 2 Ethernet port Connection to LAN 3 USB B port Connection to PC 4 USB A ports Connections to peripherals such as a barcode scanner etc 5 Power input Contains user replaceable fuse 6 IO switch On off toggle 1 2 3 4...

Страница 15: ...nnect the meter to an AC power supply using the power cord provided 2 Toggle the power switch to the on position I The JGR logo will flash on the screen during the unit s initialization 3 Allow for a warm up period of up to 30 minutes to obtain an accurate reading Device Information and Settings Swipe left to access the Setup page Figure 4 This page will display information about the unit its conn...

Страница 16: ...ases where constant output power without interruption is desired this setting should be disabled Restore Reference If enabled when the unit powers up the last stored reference will be restored If disabled a new reference will be required after every power cycle Detector Dark Cap all outputs and detectors then enable to measure the dark current This will allow measurements for the entire power rang...

Страница 17: ...red references A pause window will appear for a BR0 reference with a live reading Figure 6 The BR measurement range is limited to within 15 dB of the BR0 reference The display will be red for a BR0 60 dB SM or 40 MM Figure 6 BR1 Reference page BR0 pause message 1 2 3 ...

Страница 18: ...rforming an IL and BR Measurement Swipe left to access the Measure page Tap on a wavelength to display a live reading at that wavelength Figure 8 Figure 8 BR1 Measure page live reading Tapping on the BR dB header will disable it and only show IL Tap in the center to perform a full measurement on all wavelengths and parameters Figure 9 ...

Страница 19: ...re 9 BR1 Measure page measurement complete Performing an Absolute Power Measurement Swipe right twice to access the Absolute Power page Figure 10 Tap on a wavelength to display a live reading Figure 10 BR1 Absolute Power page live reading ...

Страница 20: ...BR1 User Manual 15 M BR1 001 01 Tap in the center to perform a full measurement on all wavelengths Figure 11 Figure 11 BR1 Absolute Power page measurement complete ...

Страница 21: ...work open a web browser recommended Google Chrome or Firefox and enter the BR1 s IP address see Device Information and Settings on page 10 in the URL bar Dashboard The Dashboard tab shows the last calibration date of the meter Figure 12 Figure 12 BR1 webpage Dashboard tab Settings Click on the Settings tab to expand Enter the BR1 s IP address here ...

Страница 22: ...R1 from the Settings Network Settings tab Figure 13 Figure 13 BR1 webpage Network Settings tab Upgrade Go to Settings Upgrade to view the version of upgrade or re install the firmware of the BR1 Figure 14 Please contact support jgroptics com before performing a firmware upgrade for additional instructions ...

Страница 23: ...e 14 BR1 webpage Upgrade tab Help Click on the Help tab Figure 15 for the website technical support and sales contact forms Alternatively email support jgroptics com for technical support or info jgroptics com for sales and other inquiries ...

Страница 24: ... 19 M BR1 001 01 Figure 15 BR1 webpage Help tab About The About tab Figure 16 displays the unit s firmware version model and serial number Advanced mode is reserved for JGR technicians and JGR approved service centers ...

Страница 25: ...BR1 User Manual 20 M BR1 001 01 Figure 16 BR1 webpage About tab ...

Страница 26: ...the Setup page to view the BR1 s IP address The TCP IP libraries provided by most operating systems are sufficient JGR Optics can provide a communications library upon request Note any VISA implementation can control the BR1 via TCP IP Step by step Guide This section will provide a step by step programming guide in a NET programming environment such as C or VB NET Steps 3 5 below can be skipped if...

Страница 27: ...s Boolean As String Dim response As String String Empty response visa RawIO ReadString If response String Empty Then Throw New Exception Read from device failed End If Return response End Function Public Overrides Sub Write ByVal strCommand As String visa RawIO Write strCommand End Sub Write commands require termination with the linefeed character n Notes 1 Some commands can take several seconds t...

Страница 28: ...the internal self test and returns the results 0 if all tests passed and 1 if at least one failed WAI Causes instrument to wait until all commands are completed Table 6 BR1 commands list Command Description LASer DISABle Disables all lasers LASer ENABle Turn on laser with nominal wavelength in IL mode LASer ENABle Returns nominal wavelength of enabled laser LASer INFO Returns list of supported nom...

Страница 29: ...eraction mode 1 local 0 remote LCL Returns interaction mode DIAGnostic STATus Returns self diagnostic status LASer COMPensate Sets internal IL compensation 1 enabled 0 disabled LASer COMPensate Return IL compensation setting READ BARCode Returns a string with the contents of the last barcode scanned TEST NOTIFY string Push a notification to the BR1 touchscreen display indicates the icon to be disp...

Страница 30: ...pe and or IPA Figure 17 shows a dirty connector requiring cleaning Figure 18 shows a clean connector ready to be mated 2 Loosen the front panel thumbscrews 3 Gently remove the output panel Ensure a clear line of sight to the fiber to prevent any stress on the output fiber 4 Remove the connectors from the mating sleeves For multiple output BR1 s a marking is visible on the fiber to distinguish whic...

Страница 31: ...tput fiber management Figure 20 shows poor fiber management Figure 17 Dirty connector end face inspection using JGR s CS400K Figure 18 Clean connector end face inspection using JGR s CS400K Figure 19 Exposed view of good output fiber management Figure 20 Exposed view of poor output fiber management ...

Страница 32: ...f they are contaminated they must be cleaned The following items are required Filtered compressed air or dusting gas Lint free swabs and lint free wipes Optical grade isopropyl alcohol IPA or optical grade 200 ethanol do not use rubbing alcohol which can contain up to 30 water To clean the connectors 1 Blow the sleeve with compressed air 2 Apply the alcohol to a small area of the lint free wipe an...

Страница 33: ...ontact JGR Optics to obtain an RMA number 2 Cover the front panel with foam to prevent damage 3 Wrap the unit in anti static packaging Use anti static connector covers 4 Pack the unit in a strong enough shipping box considering the unit s weight 5 Use enough shock absorbing material 10 to 15 cm to cushion the unit and prevent it from moving inside the box Pink poly anti static foam is recommended ...

Страница 34: ...lection Range dB 0 to 85 0 to 60 Return Loss Accuracy dB 1 2 0 4 Detector Type 2mm InGaAs 5mm Ge Integrating Sphere Powe Range dBm 0 to 80 0 to 60 o to 40 Insertion Loss Accuracy dB 0 03 5 dB loss 0 15 5 dB loss Absolute Power Accuracy dB 3 0 25 Remote Interface USB Ethernet Display 5 touchscreen Input Voltage 100 to 240 V AC 50 to 60 Hz Power Consumption VA 60 maximum Notes 1 add 0 1 dB for every...

Страница 35: ...ns sheet Parameter Specification Unit Dimensions W x H x D cm 23 5 x 12 x 32 5 Shipping Box Dimensions W x H x D cm 36 5 x 39 x 53 Unit Weight kg 8 Total Shipment Weight kg 9 Operating Temperature C 0 to 55 Storage Temperature C 40 to 70 Humidity Non condensing Max 95 RH from 0 to 40 C ...

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