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Страница 1: ... SX8 Optical Switch User Manual 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 2011 ...

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Страница 3: ...nd Symbols 13 PROGRAMMING GUIDE 15 Setting up for RS 232 or GPIB communication 15 Accessing the User Menu mode 15 JDSU Optical Switch Compatibility 15 Programming over GPIB 15 Programming Over RS 232 15 Syntax and Style 16 Program Message Formats 16 Terminating a Program Message 16 Command Header Variations 16 Specifying the Command Path 17 Default Commands 17 Implemented Status Structures 18 Queu...

Страница 4: ...tor Ends for Bulkhead Versions only 39 Cleaning Connectors 39 SAFETY 41 Safety Symbols 41 Classification 42 Safety Instructions 42 Electrical Shock Hazards 42 Fuse Replacement 42 Disconnecting from Line Power 43 Environmental Hazards 43 Laser Hazards 43 Other Hazards 43 STORING AND SHIPPING 45 Returning Shipments to JGR Optics 45 Contact Information 45 ...

Страница 5: ...ow insertion loss and very high stability and repeatability needed to meet the stringent test measurement and manufacturing system requirements In addition to manual front panel operation the SX8 switch may be operated over the RS 232 serial interface and IEEE 488 GPIB parallel interface Please refer to the PROGRAMMING GUIDE section on page 15 for more information Key Features Low IL 0 7 dB Up to ...

Страница 6: ...it Table 1 Optical Electrical Specifications Parameter Specification Single Mode Multimode Wavelength Range 1250 1670 nm 840 1350 nm Fiber Type 9 125 μm 50 125 or 62 5 125 μm Insertion Loss 0 7 dB Backreflection 60 dB 40 dB PDL 0 05 dB Stability 0 03 dB Repeatability 0 005 dB Crosstalk maximum 80 dB Maximum Input Power 300 mW Switching Time one channel each additional channel 300 ms 12 ms Input Vo...

Страница 7: ... the Canadian Standards Association CSA and the International Electrotechnical Commission IEC The unit is in Installation Category Overvoltage Category II under IEC 664 IEC 664 relates to impulse voltage levels and insulation coordination The particular category is defined as local level appliances portable equipment etc with smaller transient overvoltages than Installation Category Overvoltage Ca...

Страница 8: ...ment 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 þ Inspect the package and contents for signs of damage þ Ensure all contents are included SX8 Series Optical Switch 1 AC power cord User s manual Test report þ Read the user s manual thorou...

Страница 9: ...der for the unit to meet the warranted specifications the operating environment must meet the following conditions for altitude temperature humidity and voltage Table 3 Environmental Requirements Parameter Specification Altitude Up to 2000 m Temperature Range of 0 to 40 C Humidity Up to 95 humidity 0 to 40 C c Main supply voltage fluctuations must not exceed 10 of the nominal voltage Product Overv...

Страница 10: ...AL Returns the meter back to Local front panel operation mode when operating remotely with GPIB or RS 232 On models without the SOFT KEYS when in MENU mode press the LOCAL key to go to the previous menu option MODULE Selects the optical switch module CHANNEL Selects the output channel and adjusts the values in MENU mode SOFT KEYS When present used to select the menu options Rear Panel The rear pan...

Страница 11: ... to finish 3 Allow 30 minutes warm up time in order to obtain a stable performance User Menu Operation Accessing the User Menu To access the User Menu 1 Press the MENU button to enter the User Menu mode 2 User Menu Options are shown in Table 6 and Table 7 3 For models without the SOFT KEYS Use the MENU button and the LCL button to navigate through the menu options 4 For models with the SOFT KEYS U...

Страница 12: ...MMANDS Emulate JDS SB SC or SX Choose between JGR JDS SB SC or JDS SX modes RS232 Baud ____ Default 9600 Choose a Baud Rate from 1200 to 57600 GPIB Address __ Default 21 Select a GPIB address from 01 to 30 OPTION MENU No Driver1 LCL Key Driver1 Assign Driver1 function to LOCAL key RECALL RLY PTN ____ Select a relay pattern index to recall STORE RELAY PATERN RLY PTN Index ____ Select a relay patter...

Страница 13: ...isplay Description SX8 VER Y YY Displayed momentarily during the power up sequence and indicates the model number and the software version Y YY INITIALIZING Displayed momentarily during the power up sequence as the initial internal programs are set M1 2 M2 1 M3 12 M1 M16 are optical switch module numbers flashing mark front of M indicates the selected module numbers after are channel numbers ...

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Страница 15: ...witch the RS 232 bus or the GPIB bus must be configured properly The different options for the communication are contained in the User Menu Refer to the section User Menu Operation on page 11 for further details JDSU Optical Switch Compatibility Refer to JDSU SB SC SX switch user manual programming guide section when JDSU SB SC SX switch emulation mode is chosen Programming over GPIB The SX8 suppo...

Страница 16: ...meters must be separated by a comma Each program message can contain one or more message units The message units in a program message must be separated by a semicolon for example CLS ESE 10 Terminating a Program Message The command terminator should be a linefeed LF plus EOI for GPIB and a carriage return CR plus a linefeed LF for RS 232 No command processing occurs until a command terminator is r...

Страница 17: ...ollowing program messages are valid ROUTE CLOSE 5 CLOSE ROUTE CLOSE 5 ROUTE CLOSE STAT OPER ENAB 5 ENAB The following program messages are not valid ROUTE CLOSE 5 ROUTE CLOSE no colon before second command STAT OPER ENAB 5 OPER OPER command at different level than ENAB Default Commands Default commands are commands that do not need to be explicitly included in the command path If a default command...

Страница 18: ...tive transition register NTRansition event register event enable register The bits in the operation status structure reflect a specific condition within the switch The SX8 switch only uses bit 1 of the condition register Bit 1 the Settle bit is set when the SX8 switch is in the process of switching channels The bits in the questionable registers give an indication of the quality of the output of t...

Страница 19: ...y bit is the summary bit for the standard event status structure The ESB summary message bit is set if any bit in the standard event status register is set while its corresponding value in the standard event status enable register is set Bit 6 as the service request bit is set to 1 if a service request has been generated Bit 6 as the master summary bit is set when there is at least one reason for ...

Страница 20: ...ent Status Register Bit 0 operation complete is set in response to the OPC common command This bit is set when all operations are complete Bit 1 request control is always set to 0 Bit 2 query error is set when a query error occurs for example an attempt is made to read the output queue when the output queue is empty or when the data in the output queue is lost Service Request Enable Register Read ...

Страница 21: ...sition occurs in the power supply of the switch Standard Event Status Enable Register The contents of the standard event status enable register determine which events in the standard event status register are reflected in the event summary bit ESB of the status byte register Operation and Questionable Condition Registers Each bit in these condition registers reflects a specific condition or state ...

Страница 22: ...TATus OPERation EVENT query Written to with Cannot be written to Cleared by CLS common command Questionable Event Register Read with STATus QUEStionable EVENT query Written to with Cannot be written to Cleared by Power on CLS common command Operation and Questionable Event Enable Registers The event enable registers determine which event bits in the associated event register causes the summary mes...

Страница 23: ... causes the associated bit in the event register to be set Operation Negative Transition Register Read with STATus OPERation NTRansition query Written to with STATus OPERation NTRansition command Cleared by Power on Questionable Negative Transition Register Read with STATus QUEStionable NTRansition query Written to with STATus QUEStionable NTRansition command Cleared by Power on Operation Positive...

Страница 24: ...r bit is set This error is also referred to as an unterminated error Output Queue Responses to query messages are placed in the output queue This queue is 256 characters in length When a response is placed in the output queue the MAV bit in the status register is set The MAV bit is cleared when the response is sent Response messages are always terminated with the sequence LF and if the response is...

Страница 25: ... but the parser cannot be more specific 220 Parameter error An error was detected in a parameter but the control block cannot be more specific 240 Hardware error A hardware error was detected but the control block cannot be more specific 330 Self Test error The device failed a self test 350 Queue overflow The error queue has overflowed and an error has occurred that cannot be recorded 400 Query er...

Страница 26: ... N A OPC N A Integer 1 1 RST N A N A N A N A SRE Integer N A 0 255 SRE N A Integer 0 255 STB N A Integer 0 255 TST N A Integer 0 1 WAI N A N A N A N A SCPI Command Tree All commands other than the IEEE 488 2 common commands are listed in the following table Command Status Parameters Response Minimum Maximum STATus OPERation EVENt Integer CONDition Integer ENABle Integer 0 32 768 ENABle Integer NTR...

Страница 27: ...n Integer ENABle Integer 0 32 768 ENABle Integer NTRansition Integer 0 32 768 NTRansition Integer PTRansition Integer 0 32 768 PTRansition Integer PRESet SYSTem ERRor Integer String VERSion String ROUTe MODule Integer MODule Integer CLOSe m Integer MIN M AX CLOSe m MIN MAX Integer ...

Страница 28: ...us Enable Register Command Syntax ESE space numeric value where 0 numeric value 255 Function Sets the bits in the standard event status enable register The numeric value is converted to a binary number The bits of the register are set to match the bit values of the binary number Example ESE 97 sets the standard event status enable register bits to 01100001 Standard Event Status Enable Register Que...

Страница 29: ...s the manufacturer instrument type and firmware version Example IDN Returns JGR Optics Inc SX8 XXXXX YYY Where XXXXX device serial number YYY firmware revision number Operation Complete Command Syntax OPC Function Causes the switch to set the OPC bit in the standard event status register when all pending operations have been completed Example OPC Operation Complete Query Syntax OPC Function Places...

Страница 30: ...SRE 154 sets the service request enable register bits to 10011010 Service Request Enable Query Syntax SRE Function Returns the contents of the service request enable register as an integer that when converted to a binary number represents the bit values of the register Example SRE returns 154 if the service request enable register is set to 10011010 Read Status Byte Query Syntax STB Function Retur...

Страница 31: ...consequences to this command because all commands are executed sequentially therefore any subsequent commands are completed by the time this command is parsed Example WAI Status Commands STATus OPERation CONDition Syntax STATus OPERation CONDition Function Returns the contents of the operation condition register as an integer that when converted to a binary number represents the bit values of the ...

Страница 32: ...that when converted to a binary number represents the bit values of the register Example STAT OPER ENAB 23 ENAB returns 23 STATus OPERation EVENT Syntax STATus OPERation EVENT Function Returns the contents of the operation event register as an integer that when converted to a binary number represents the bit values of the register Example STAT OPER EVENT STATus OPERation NTRansition Syntax STATus ...

Страница 33: ...ry number Example STAT OPER PTR 255 sets the bits of the operation positive transition register to 0000000011111110 STATus OPERation PTRansition Syntax STATus OPERation PTRansition Function Returns the contents of the operation positive transition register as an integer that when converted to a binary number represents the bit values of the register Example STAT OPER PTR 12 PTR returns 12 STATus Q...

Страница 34: ... that when converted to a binary number represents the bit values of the register Example STAT QUES ENAB 23 ENAB returns 23 STATus QUEStionable EVENT Syntax STATus QUEStionable EVENT Function Returns the contents of the questionable event register as an integer that when converted to a binary number represents the bit values of the register Example STAT QUES EVENT STATus QUEStionable NTRansition S...

Страница 35: ...s of the binary number Example STAT QUES PTR 255 sets the bits of the questionable positive transition register to 0000000011111110 STATus QUEStionable PTRansition Syntax STATus QUEStionable PTRansition Function Returns the contents of the questionable positive transition register as an integer that when converted to a binary number represents the bit values of the register Example STAT QUES PTR 1...

Страница 36: ...rns the formatted numeric value the of the SCPI version number Example SYST VERS returns 1999 0 SYSTem COMMunicate GPIB SELF ADDRess Syntax SYSTem COMMunicate GPIB SELF ADDRess space num eric_value Function Sets the GPIB address The factory set GPIB address is 21 When the address is changed the interface immediately responds to the new address Example SYST COMM GPIB ADDR 7 SYSTem COMMunicate GPIB ...

Страница 37: ...itches to a specified channel on module m m becomes the new current module number If the suffix m is omitted switches to a specified channel on the current module The following parameters are accepted by the command no parameter switches to the next channel channel_number switches to the specified by the parameter channel number MAX switches to the maximum configured channel number MIN switches to...

Страница 38: ...accepted by the command no parameter returns the current channel number MAX returns the maximum configured channel number MIN returns the first channel number Example CLOSE returns 10 CLOSE2 returns 5 on module 2 ROUT CLOSe2 MAX returns the maximum configured channels on module 2 LCL Syntax LCL Function Returns the control status to local front panel control This function is identical to pressing ...

Страница 39: ...nectors section 2 Loosen the retaining screws of the connector panel and remove the panel carefully to access the internal connectors 3 Remove the connector from the mating sleeve in the panel 4 Clean the connector end faces and mating sleeve in accordance with the Cleaning Connectors section 5 Reinstall the connectors onto the panel 6 Reinstall the connector panel To avoid damaging the input and ...

Страница 40: ...ubbing alcohol to a small area of a lint free towel and rub the end of the ferrule over the wet area 3 Apply optical grade isopropyl alcohol or optical grade ethanol do not use rubbing alcohol to a small area of a lint free towel and rub the end of the ferrule over the wet area 4 Wipe the ferrule on a dry area of the lint free towel 5 Using the dusting gas or compressed air blow the end of the fer...

Страница 41: ... and messages can be marked on the unit see Table 10 Observe all safety instructions that are associated with a symbol Table 10 Safety Symbols Symbol Description Frame or chassis terminal for electrical grounding within the unit Protective conductor terminal for electrical grounding to the earth WARNING The procedure can result in serious injury or loss of life if not carried out in proper complia...

Страница 42: ...ve earth grounding Any such action can lead to a potential shock hazard that can result in serious personal injury Do not operate the unit if an interruption to the protective grounding is suspected Use only the type of fuse specified by JGR Optics as appropriate for this unit Do not use repaired fuses and avoid any situations that can short circuit the fuse Do not operate the unit when its covers...

Страница 43: ...xcessive moisture Do not use the unit outdoors Operating the unit in the presence of flammable gases or fumes is extremely hazardous Laser Hazards Warning Never look into the end of an optical cable connected to an optical output device that is operating Laser radiation is invisible and direct exposure can severely injure the human eye Other Hazards Warning If the equipment is used in a manner not...

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Страница 45: ...1 Cover the front panel with foam to prevent damage 2 Wrap the unit in anti static packaging Use anti static connector covers 3 Pack the unit in a reliable shipping container 4 Use enough shock absorbing material 10 to 15 cm to cushion the unit and prevent it from moving inside the container Pink poly anti static foam is the best material 5 Seal the shipping container securely 6 Clearly mark FRAGI...

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