6100 TEC Tuning Utility Readme
Contents
1. 16 000 Step change in Step change in Step change in 14 0004 temperature from temperature from temperature from Setpoint 30 000 degC 12 0004 20 to 25 degC 25 to 20 degC 20 to 30 degC Current te 4 000 ll amps 10 0004 Voltage Vte 2 500 Volts 2 Low Temp Tlo 15 000 deg High Temp Thi 35 000 deg Data Acquisition DAQ ote Temp Step Size 0 000 S degC cee Actual oe x 7 4 0007 Cu Acquisition Mode Continuous m Number of Samples 2000 6 000 0 200 400 600 800 1000 1200 1400 1600 1800 2000 Sample Interval 0 1 sec TEC Output Zoom Save Print Tune Start Bonoff Out Graph Graph TEC DAQ Start Stop Data Acquisition DAQ Press the Start DAQ button to command the software to collect setpoint resistance or temperature actual resistance or temperature actual current and actual voltage from the controller The desired sampling interval and the number of samples can be changed from the Setup tab The software data buffer size is determined based on the number of samples specified The software allows two data acquisition modes continuous and fixed In continuous mode the software only keeps the latest samples in its data buffer All older samples are discarded It continues to acquire data until the Stop DAQ button is pressed In fixed mode the software acquires the desired number of samples and stops the DAQ process automatically If the number of samples and or the sampling in2. immediately tries to initialize communication with one or more controllers connected to the PC via USB interface If there is only one 1 controller connected to the PC and the software is able to successfully initialize communication with it the software begins communication with the controller If it finds more than one controller a window pops up requesting the user to connect to a desired controller the software begins communication with the desired controller following the user selection If it does not find any controller a window pops up requesting the user to connect at least one controller and to re initialize communication When the software begins communicating with a controller it first queries the existing parameters in the controller The parameters of interest for this software are mode of operation setpoint and actual values Resistance or Temperature limit settings and PID control gains After the present state of the controller has been obtained the software continues to query the setpoint and actual values at the sample rate specified on Setup tab The default value is 0 1 sec Newport PCSB Product Development Engineering Page 2 of 6 SS TEC Tuning Utility oleg QO Newport TEC Tuning Utility Model 6100 32 000 ss aie Setpoint 30 0000 dege 28 0004 ao Actual 30 0000 degc 24 000 Desired 3 Temperature 22 000 r 3 Setup PID Display Terminal 20 000 18 0007 Set Limits E Mode Temperature
3. Model 6100 Laser Diode and Temperature Controller TEC Tuning Utility Version 1 0 2 0 Revision Date April 5 2010 Newport PCSB Product Development Engineering Page of 6 Introduction This document is intended to provide a brief description of the TEC Tuning Utility shipped along with Model 6100 Laser Diode and Temperature Controllers This software can be used to tune PID controller gains in Temperature Controller for different Laser Diode Mounts The PID control theory and the controller gain tuning process are not described here Software Installation The TEC Tuning Utility may be installed on the following Microsoft Windows 32 bit operating systems Windows 2000 SP4 and later Windows XP Windows Vista and Windows 7 The setup program for the software should start automatically when the CD accompanying the Temperature Controller is placed in a PC If it does not then run Setup exe from the Win32 folder on the CD Follow the on screen instructions and instructions provided in 6100 Laser Diode and Temperature Controller CD Readme pdf file to install the software and USB drivers Following a successful installation of the software you will be able to see a shortcut to the software on your desktop as well as in the Start gt Programs Newport gt Newport Laser Diode and Temperature Controller menu Communication with Temperature Controller When the software is run a window a shown in figure below appears on the PC display It
4. Utility Model 6100 32 000 30 000 28 000 26 000 24 000 22 000 20 0004 mex ee Ge 30 0000 esc Setpoint Actual 30 0000 egc Setup PID Display Terminal Proportional Integral Derivative Integral Gain Kp Gain Ki Gain Kd Limit IL lt a lt a lt a lt 3 Kp Ki Kd L 5 0 0025 10 1600 600 800 1000 2000 Save Settings to Controller TEC Output Zoom Save Print Save Tune Start Bonoff Out Graph Graph File TEC DAQ Z TEC Tuning Utility Gio 30 000 28 000 26 000 24 000 22 000 20 000 Q Newport TEC Tuning Utility Model 6100 32 000 TEC Output Zoom Save Print Save Tune Bonoff Dut Graph Graph File TEC Start DAQ Setpoint 30 0000 dege Actual 30 0000 degC Setup PID Display Terminal Graph Scale Graph Data Unit O Error GD dege x1 is E DesiredTemp W dege xili Z Actual Temp degc xila E Current E Amps xiv C Voltage E vots Temp Offset 0 0000 degC Newport PCSB Product Development Engineering Page 5 of 6 About Window When the About button is pressed a window as shown in figure below pops up This window contains the software version and the controller firmware version Model 6100 Laser Diode and Temperature Controller TEC Tuning Utility FAN Ver 0 7 0 7 03 09 10 P10 SAY Ver 1 0 1 3 03410 Please click on window t
5. o close Newport PCSB Product Development Engineering Page 6 of 6
6. software has previously collected some data from the controller Press this button to print the graph to your default printer The printed file in JPG file format contains the limit settings DAQ settings PID settings in addition to the graph Save File This button becomes visible only when the software has previously collected some data from the controller Press this button to save the data collected to a text file The saved file in JPG file format contains the limit settings DAQ settings PID settings in addition to the acquired data All information in this file is tab delimited Setup Tabs The software front panel has a tab control with four 4 tabs Setup PID Display and Terminal Users can specify their desired mode of operation setpoint limits and data acquisition parameters on the Setup tab The PID control loop gains can be changed on the PID tab This tab has a Save Settings to Controller button Pressing this button will command the software to save all settings in the controller s bin 1 The display tab can be used to select desired plots on the main graph The plots can be scaled using the settings available on this tab The terminal tab can be used to send all commands supported by the controller Please refer the controller s user s manual for a complete description of commands supported by it Newport PCSB Product Development Engineering Page 4 of 6 TEC Tuning Utility BAS Newport TEC Tuning
7. terval are changed while data acquisition is underway the software will clear all the previously acquired data and restart the DAQ process A progress bar below the graph is used to display the percentage of data acquisition completed Tune TEC Press the Tune TEC button to command the software to momentarily turn the TEC output OFF setup the controller mode setpoint limits PID gains based on values specified in Setup and PID tabs and to turn the TEC output ON The software will automatically start data Newport PCSB Product Development Engineering Page 3 of 6 acquisition process if it has been stopped previously The plots shown on the graph can be turned ON OFF by checking unchecking desired items on Display tab TEC Output On Off Press the TEC Output On Off button to toggle the TEC output enable state Zoom Out This button becomes visible only when the software has previously collected some data from the controller Users can zoom into a portion of the graph by selecting a region around the desired portion Press the Zoom Out button to show the entire data collected Save Graph This button becomes visible only when the software has previously collected some data from the controller Press this button to save the graph as an image file The saved file in JPG file format contains the limit settings DAQ settings PID settings in addition to the graph Print Graph This button becomes visible only when the
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