ILX Lightwave LDC-3744B Manuals

Manuals and User Guides for ILX Lightwave LDC-3744B. We have 1 ILX Lightwave LDC-3744B manual available for free PDF download: User Manual

ILX Lightwave LDC-3744B User Manual

ILX Lightwave LDC-3744B User Manual (152 pages)

Laser Diode Controller

Brand: ILX Lightwave | Category: Controller | Size: 4 MB

Table of Contents

Table of Contents
5
Figure 1.1 LDC 3700B Series Controller Front View
18
Figure 1.2 LDC-3700B Rear Panel
19
Table 1.1 Temperature Controller Specifications
20
Table 1.2 General LDC-37X4B Specifications
21
Table 1.3 Options and Accessories
22
Chapter 2 Operations

24
- Applying Power to Your LD Controller
  24
- The Power on Sequence
  24
- The Power on State
  24
- 37X4B Series Default Configuration
  25
- Connecting to the Laser Controller
  26
- Figure 2.1 Laser Diode Connection Configurations
  27
- Connecting the Laser Current Source
  28
- Interlock Connections
  28
- Photodiode Connections
  28
- Figure 2.2 Back Panel LD Connector
  28
- Setting the PD Bias
  29
- Grounding Considerations
  29
- Connecting to the te Controller
  29
- TEC Grounding Considerations
  29
- Figure 2.3 Rear Panel TEC Connector
  29
- Operating from the Front Panel
  31
- The Laser Controller Display
  31
- Operating a Laser in Constant Current "I" Mode
  31
- Set up the Controller
  31
- Set the Range
  32
- Select the Laser Display
  32
- Adjusting the Set Point
  32
- Set Current Source Limit
  33
- Automatic Shutoff Conditions for Laser Output
  34
- Operating a Laser in Constant Power Mode, P
  35
- Entering Photodiode Responsivity Values
  35
- LASER Error Indicators
  38
- Table 2.1 Laser Error Indicators
  38
- Operating the te Controller from the Front Panel
  39
- The TEC Display
  39
- Operating the Controller in Temperature Mode, T
  39
- Setting up the Temperature Controller
  39
- Temperature Controller Sensor Selection
  40
- Setting Temperature Sensor Constants
  40
- Table 2.2 SENSOR SELECT Switch Positions
  40
- Setting te Control Loop Gain
  41
- Setting Temperature Controller Limits
  42
- Adjusting the Temperature Set Point
  43
- Automatic Shut off Conditions for TEC Output
  44
- TEC Error Indicators
  44
- Table 2.3 TEC Error Indicators
  44
- Functions and Features
  45
- Saving and Recalling from the Front Panel
  45
- Using the Laser Compliance Voltage Adjustment
  46
- Using the LDC-3700B Controller's Trigger Function
  46
- Modulating the Controller Laser Current Source
  47
- Figure 2.4 LDC-3700B Series Rear Panel
  47
- Boosting the te Controller
  49
- Figure 2.5 Rear Panel TEC Connector
  49
- Remote Operation
  52
- Basic GPIB Concepts
  52
- Data and Interface Messages
  52
- Talkers, Listeners, and Controllers
  52
- GPIB Cable Connections
  53
- The GPIB Connector
  53
- Figure 3.1 GPIB Cable Connections
  53
- Reading the GPIB Address
  54
- Changing the GPIB Address
  54
- Changing Operation from Local to Remote
  54
- Figure 3.2 GPIB Connector Diagram
  54
- Command Syntax
  55
- Letters
  55
- White Space
  55
- Terminators
  56
- Command Separators
  56
- Parameters
  56
- Table 3.1 Substitute Parameter Names
  57
- Command Tree Stucture
  58
- Figure 3.3 Command Path Structure
  58
- Syntax Summary
  59
- Table 3.2 Invalid Syntax Command Strings
  59
- IEEE488.2 Common Commands
  60
- Figure 3.4 Common Command Diagrams
  60
- LDC-3700B Commonly Used Commands
  61
- Table 3.3 LDC-3700B Commonly Used Commands
  61
- Status Reporting
  62
- Event and Condition Registers
  62
- Operation Complete Definition
  62
- Figure 3.5 Status Reporting Scheme
  63
- Output off Registers
  64
- Figure 3.6 LASER Output off Register
  64
- Table 3.4 Default Settings for Output off Registers
  64
- Figure 3.7 TEC Output off Register
  65
- Command Timing
  66
- Sequential/Overlapped Commands
  66
- Query Response Timing
  66
- Command Reference
  68
- GPIB Command Reference Summary
  69
- Table 4.1 GPIB Command Summary Reference List
  69
- Command Reference
  74
- Calibration and Troubleshooting
  128
- Calibration Overview
  128
- Recommended Equipment
  129
- Figure 5.1 IPD Calibration Circuit
  129
- Table 5.1 Recommended Test Equipment
  129
- Local Calibration of the LDC-3700B Temperature Controller
  130
- Calibrating the Thermistor
  130
- Table 5.2 Required Calibration Components
  130
- AD590 Sensor Calibration
  131
- LM335 Sensor Calibration
  132
- ITE Current Calibration
  133
- Local Calibration of the Laser Current Source
  133
- Current Source Calibration
  134
- Ipd
  135
- PD Current Calibration
  135
- Laser Forward Voltage Measurement Calibration
  136
- Remote Calibration of the LDC-3700B Controller
  137
- Thermistor Calibration
  137
- AD590 Sensor Calibration
  137
- LM335 Sensor Calibration
  138
- ITE Current Calibration
  138
- TEC Voltage Calibration
  139
- Current Source Calibration
  140
- Ipd
  141
- PD Current Calibration
  141
- Laser Forward Voltage Measurement Calibration
  142
- Troubleshooting
  144
- Table 5.3 Symptoms and Actions
  144
- Error Messages
  146
- Table 5.4 Error Code Classifications
  146
- Table 5.5 Error Messages
  146
- Index
  148

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