ILX Lightwave OMH-6727B User Manual Download

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C O M M A N D R E F E R E N C E

Error Messages

OMH-6727B

C H A P T E R

Table 3.2

Device-Dependent Commands which are not usable with the OMH-6727B

Figure 3.1

Command Path Structure

Command Name

# Parameters

Expected

Description

ATTen

Enables/disables the attenuation function

ATTen?

None

Returns the status of the attenuator

(root)

*CAL?
*CLS

*ESE
*ESE?

*IDN?

*OPC
*OPC?
*PRE
*PRE?

*IST

*PSC
*PSC?
*PUD
*PUD?
*RST
*SRE
*SRE?
*STB?
*TST?
*WAI

ERR?
EVE?

SECURE
TERM
TERM?
TIME?
TIMER?

COND?

COND?
EVE
EVE?

COND

:CAL

:ENAB

USER

*DLF

:RANGE

AUTO
AUTO?

ZERO

ZERO?

RANGE?

*ESR?

BRIGHT
BRIGHT?

POWER?

RANGE

RATE
RATE?

WAVE

POWERSET
RECALL

WAVESET

:HEAD

IDN?

:POWER

MODE
MODE?

REF

REF?

:WAVE

MODE
MODE?

REF

REF?

TRIGGER

TRIGGER?

HOLD?

WAVE?

:PRESELECT

CHAN

CHAN?

SAVE

AUTO
AUTO?

OFFSET
OFFSET?

AUTO

AUTO?

Summary of Contents for OMH-6727B

Page 1: ...ehead OMH 6727B ILX Lightwave Corporation P O Box 6310 Bozeman MT U S A 59771 1 800 459 9459 www ilxlightwave com U S Canada International Inquiries 406 586 1244 Fax 406 586 9405 E mail support ilxlig...

Page 2: ......

Page 3: ...7B iii LIST OF FIGURES Figure 2 1 OMM 6810B Front Panel 6 Figure 2 2 Rear Panel Input 7 Figure 2 3 Power Analog Out 8 Figure 2 4 OMH 6722B Optical Measurement Head 9 Figure 2 5 Wavelength Setting 10 F...

Page 4: ...L I S T O F FIG U R E S iv OMH 6727B...

Page 5: ...L I S T O F TA B L E S 4_03 OMH 6727B v LIST OF TABLES Table 3 1 Device Dependent Commands valid with the OMH 6722B 17 Table 3 2 Device Dependent Commands which are not usable with the OMH 6722B 18...

Page 6: ...L I S T O F TA B L E S vi OMH 6727B...

Page 7: ...lly dangerous situation which can result in serious injury or death WARNING Visible and or invisible laser radiation Avoid direct exposure to the beam General Safety Considerations If any of the follo...

Page 8: ...elative Humidity 80 RH non condensing Operating temperature range of 0 C to 40 C Storage and transportation temperature of 40 C to 70 C Maximum altitude 3000 m 9843 ft This equipment is suitable for c...

Page 9: ...Authorization number RA from ILX Customer Service 2 Attach a tag to the instrument identifying the owner and indicating the required service or repair Include the instrument serial number from the re...

Page 10: ...ment inspect it immediately for any damage or shortages on the packing list If the instrument is damaged file a claim with the carrier The factory will supply you with a quotation for estimated costs...

Page 11: ...ana U S A 59771 www ilxlightwave com When you contact us please have the following information If ILX Lightwave determines that a return to the factory is necessary you are issued a Return Authorizati...

Page 12: ...WA R R A N T Y xii OMH 6727B in a container with at least 3 inches 7 5 cm of compressible packaging material on all sides We look forward to serving you even better in the future...

Page 13: ...pter 1 Introduction and Specifications Product Overview 1 Safety Considerations 1 Available Options and Accessories 2 Specifications 3 Chapter 2 Operation Installation 5 Power Up 6 Front Panel Control...

Page 14: ...Cleaning 13 Chapter 3 Command Reference Common Commands 15 Device Dependent Commands 15 Error Messages 16 Programming Examples 16 Chapter 4 Calibration Calibration Overview 19 Recommended Equipment 1...

Page 15: ...B to measure wavelength only Easy mounting quick setup and alignment and a two meter cable make the ILX Lightwave Optical Measurement Head easy to integrate into an experiment The instrument can be in...

Page 16: ...nd laser diode safety contact the Center for Devices and Radiological Health or ILX Lightwave Refer Servicing only to qualified authorized personnel Available Options and Accessories The OMH 6727B mus...

Page 17: ...ng Rate Slow 16 samples 60 ms sample Medium 4 samples 60 ms sample Fast 1 sample 60 ms sample Input Bandwidth Slow 1 Hz Medium 10 Hz Fast 60 Hz Analog Output Specifications Analog output representing...

Page 18: ...d comments on ways we can improve out products We invite you to contact us at any time with your suggestions Right Display Wavelength Units Range Resolution nm cm 1 500 0 to 1000 0 nm 20 000 to 10 000...

Page 19: ...er 2 of the OMM 6810B Instruction Manual Installation The OMH 6727B must be connected to the 6810B Make sure the power to the main unit is turned off and connect the cable from the 6727B to the INPUT...

Page 20: ...nd the firmware version is shown on the right display If an error occurs while loading data message E 711 is displayed If an incompatible head is connected error message E 713 is shown If the measurem...

Page 21: ...number representing the unique error Errors are displayed for three seconds or until the error causing condition is remedied whichever is longer See Appendix A in the OMM 6810B Instruction Manual for...

Page 22: ...6810B rear panel The POWER ANALOG OUT is a non calibrated value between 0 and 10 volts representing the measured power as a percent of full scale power within the selected gain range For example if t...

Page 23: ...o achieve rated stability let both devices warm up for at least one hour Beam Alignment Considerations The OMH 6727B is designed to provide a simple operating format The beam from the source should be...

Page 24: ...nce between the source and the measurement head is suggested Focused Beams The OMH 6727B also accepts converging beams In high power applications be sure that the focus of the beam does not occur at t...

Page 25: ...ross both displays and the DISPLAY ZERO indicator flashes When zeroing is complete the DISPLAY ZERO indicator is illuminated Pressing the DISPLAY ZERO button when the DISPLAY ZERO indicator is illumin...

Page 26: ...on to toggle the instrument in and out of the User Calibration Mode When the LED above the CAL USER button is lighted the unit employs the user defined calibration which has been stored in the Optical...

Page 27: ...ad Care and Maintenance The design of the Measurement Head is fairly robust however it should be handled with care Stress from dropping the Head or other mishandling could dislodge critical alignments...

Page 28: ...O P E R A T I O N Care and Maintenance 14 OMH 6727B C H A P T E R 2...

Page 29: ...h are defined by the ANSI IEEE 488 2 1987 standard are described in Chapter 3 of the OMM 6810B Instruction Manual These commands do not necessarily reflect front panel operations and are not unique to...

Page 30: ...Ight None Returns the level of the display brightness CAL POWERSET 2 Sets the user calibration power CAL RECall None Resets the user calibration CAL USER None Starts the user calibration COND None Ret...

Page 31: ...s the measurement rate RATE None Returns the measurement rate string SECURE 1 Used by service personnel to access PUB TERM 1 Sets the program message terminator TERM 1 Returns the program message term...

Page 32: ...nction ATTen None Returns the status of the attenuator root CAL CLS ESE ESE IDN OPC OPC PRE PRE IST PSC PSC PUD PUD RST SRE SRE STB TST WAI ERR EVE SECURE TERM TERM TIME TIMER COND COND EVE EVE COND C...

Page 33: ...ngth calibration consists of one point which shifts future measurements by the amount of the calibration The power calibration consists of one point which changes future power measurements by the perc...

Page 34: ...splay will now indicate CAL P The measured power will be shown on the left display Adjust the displayed power to match the laser s known power using the POWER UP and DOWN arrow buttons If large adjust...

Page 35: ...nd power measurements Programming a Fixed Offset to Wavelength and Power Measurements Rather than performing a User Calibration it is possible to enter offset values which are applied to future wavele...

Page 36: ...C A L IB R A TI O N Resetting the User Calibration 22 OMH 6727B C H A P T E R 4...

Page 37: ...o alleviate basic problems which may arise during operation A more complete guide including a GPIB troubleshooting guide is provided in Chapter 7 of the OMM 6810B Instruction Manual Troubleshooting Gu...

Page 38: ...is condition occurs when the laser s input power exceeds the maximum allowed for the selected gain range Measurements at this level are invalid If in manual mode press the DOWN switch to select the ne...

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