December 2019 iii LDC-3706 Series Laser Controller
Syntax Summary ...................................................................................................... 48
IEEE 488.2 Common Commands ............................................................................. 49
Command Timing ..................................................................................................... 50
Sequential / Overlapped Commands ........................................................................ 51
Query Response Timing ........................................................................................... 51
Chapter 4: Command Reference ............................................................... 53
Remote Command Reference Summary .................................................................. 53
Command Reference ............................................................................................... 63
Chapter 5: Troubleshooting and Calibration ............................................. 90
Troubleshooting Guide ............................................................................................. 91
Error Messages ........................................................................................................ 95
Error Code Tables .......................................................................................................................... 95
Calibration Overview ................................................................................................ 97
Recommended Equipment ............................................................................................................. 97
Environmental Conditions .............................................................................................................. 97
Warm-up ......................................................................................................................................... 98
Calibration Adjustments ................................................................................................................. 98
Thermistor Calibration .................................................................................................................... 98
IC-I (AD590 or equivalent) Sensor Calibration ............................................................................... 99
IC-V (LM335 or Equivalent) Sensor Calibration ............................................................................. 99
RTD Sensor Calibration ............................................................................................................... 100
ITE Current Calibration ................................................................................................................. 101
TEC Voltage Measurement Calibration ........................................................................................ 101
Laser Driver Current Calibration ................................................................................................... 102
Laser Voltage Measurement Calibration ...................................................................................... 103
Photodiode Current Calibration .................................................................................................... 104
Appendix A: AD590 and LM335 Sensor Calibration ............................... 107
AD590 Sensor ........................................................................................................ 107
LM335 Sensor ........................................................................................................ 108
One Point Calibration Method ................................................................................. 109
Two Point Calibration Method ............................................................................... 1100
Appendix B: Auto-Tune Method .............................................................. 111