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Roithner LaserTechnik TCC 12-45 Operating Manual

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Operating Manual
TEC Controller wide range
Document: 10100165OM
Revision: 1.0
Date: 19.09.2022
Page 1/69
TCC 12/24-45
TCC 6-45
Warning!
Risk of exposure of hazardous laser radiation
in combination with laser light emitting devices!
www.roithner-laser.com
sales@roithner-laser.com
Tel. +43 1 586 52 43-0

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Summary of Contents for Roithner LaserTechnik TCC 12-45

  • Page 1 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 1/69 TCC 12/24-45 TCC 6-45 Warning! Risk of exposure of hazardous laser radiation in combination with laser light emitting devices! www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 2 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 2/69 Index Introduction ..........................5 First steps – Getting started ....................7 TEC-Controller......................... 8 The Setup – General Instructions ..................11 Mechanical Setup ......................11 4.1. 4.2. Electrical Setup for Control and Monitoring .............
  • Page 3 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 3/69 Configuration in Detail ......................42 8.1. HW Setpoint ........................42 8.1.1. HW-Setpoint Boundary Mode: Clipping ..............44 HW-Setpoint Boundary Mode: Slope Transformation ........45 8.1.2. Digital Inputs and Outputs ..................... 47 8.2.
  • Page 4 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 4/69 Drawings ..........................66 11.1. Version 12 A and 24 A ....................66 11.2. Version 6 A ........................67 Version 3 A ........................68 11.3. TEC-Controller family ......................69 www.roithner-laser.com sales@roithner-laser.com Tel.
  • Page 5 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 5/69 1. Introduction The TEC-Controller (Thermo Electric Cooler) is a temperature controller with high accuracy. This controller is combined with appropriate power electronics of high efficien-cy to feed Peltier Elements. TEC-Controllers up to 50V are available in 4 output current ranges: up to 3A output current •...
  • Page 6 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 6/69 There is a PC-Software available which provides access to comprehensive configuration, control and live monitoring menus. Fig. 2: PC-Software www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 7 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 7/69 2. First steps – Getting started Take care of correct supply voltage wiring (X5). The TEC-Controller has no in- • verse polarity protection. Wrong polarity may damage the unit and will void the warranty.
  • Page 8 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 8/69 3. TEC-Controller In the following, main functions are explained on the basis of the block diagram figure 4. Fig. 4: Block diagram All connections to the TEC-Controller, except the serial interface, are realized by similar and easy to use screw terminals.
  • Page 9 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 9/69 This is the reason, TEC-Controllers are designed for uncompromising low output current ripple, even though this is associated with higher complexity. The result is clear: Full performance of the Peltier element due to unconstrained maximum temperature difference operation.
  • Page 10 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 10/69 There are two digital inputs available: HW-ENABLE and HW-RESET. Both digital inputs can be independently configured (PC-software) as low- or high-active. Default setting is low-active. With the input HW-ENABLE activated, the TEC-Controller's power stage and closed loop temperature regulation is activated.
  • Page 11 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 11/69 4. The Setup – General Instructions 4.1. Mechanical Setup Figure 5 shows a general setup of a laser diode system and its appropriate cooling equipment. Here, just the mere schematic mechanical setup is drafted. Fig.
  • Page 12 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 12/69 The Peltier Element is located in between the heatspreader and the heatsink. Note: It is absolutely essential, the cold side of the Peltier Element is aligned towards the heatspreader and the hot side is aligned towards the heatsink.
  • Page 13 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 13/69 4.2. Electrical Setup for Control and Monitoring In the following some generic wiring examples are shown. The power supply, Peltier element and temperature sensor are wired in the same way in all examples.
  • Page 14 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 14/69 Fig. 6: Wiring example with internal setpoint potentiometer www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 15 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 15/69 Fig. 7: Wiring example with external setpoint potentiometer www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 16 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 16/69 Fig. 8: Wiring example: HW ENABLE input is high active www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 17 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 17/69 Fig. 9: Wiring example: setpoint mode via Control Software www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 18 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 18/69 Fig. 10: Wiring example: external READY and STATUS LEDs www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 19 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 19/69 Fig. 11: Wiring example: external READY and STATUS relays www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 20 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 20/69 5. Temperature sensor The TEC-Controller has a very accurate and progressive sensor signal processing unit onboard. Due to the large temperature range, the signal processing unit is able to accept platin temperature sensors only.
  • Page 21 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 21/69 5.2. Arbitrary Sensor Almost any arbitrary temperature sensor can be used in specific applications. Note: The temperature sensor interface and signal processing is designed for RTD (Resistance Temperature Detector) sensors. Do not use active or in- tegrated circuit temperature sensors in any case! Arbitrary sensors are specified via polynomial of 6 degree.
  • Page 22 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 22/69 In the PC-Software the arbitrary sensor can be configured according to figure 16 and 17. To select a coefficient, click on the value (right side) of a coefficient. The default setting corresponds to the sensor Pt1000.
  • Page 23 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 23/69 5.3. Sensor Current The current source for the temperature sensor is adjustable between 100 µA and 4 mA. Default setting is 1 mA. Note: For almost all sensors, the default setting fits very well. It is therefore not necessary to alter the sensor current.

  • Page 24: Error Led

    Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 24/69 6. Indicator elements There are 3 different groups of LED indicators: • Indication of operating states Indication of serial data transfer • Monitoring of supply voltages •...

  • Page 25: Status Led

    Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 25/69 STATUS LED Indication temperature controller. • LED Off: TEC-Controller is disabled. ENABLE not active. LED On: TEC-Controller is enabled • temperature is within +/- 1 °C of the setpoint value LED one flash: TEC-Controller is enabled •...
  • Page 26 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 26/69 6.1.3. Safe-State during configuration of digital Inputs/Outputs The Safe-State is indicated by simultaneously and periodically blinking of three LEDs: YELLOW GREEN The Safe-State can be left only by switching off the power supply of the TEC-Controller.
  • Page 27 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 27/69 6.3. Monitoring of supply voltages Fig. 20: Supply voltage monitor LEDs These LEDs are possibilities for monitoring internal supply voltages. In any case, all LEDs must be constantly ON. LED 1: +5 V sensor signal processing •...
  • Page 28 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 28/69 7. Wiring and connectors 7.1. Hookup groups Three groups of hookups are available to operate the TEC-Controller: • Power (large screw-type connectors) • Control and temperature sensor (small screw-type connectors) PC interface (USB 2.0 Mini-B connector) •...
  • Page 29 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 29/69 7.2. Connectors and signals Connectors (left to right) 2-pole single row screw terminal. Input for supply voltage. 2-pole single row screw terminal. Output to Peltier element. 5-pole single row screw terminal.
  • Page 30 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 30/69 GND (X5-2) Power GND related to SV+. Connect to supply voltage minus. The base plate is connected to GND via 10 kΩ. 7.2.2. Peltier element X6 Name Function TECminus...
  • Page 31 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 31/69 7.2.3. Control Signals Digital X2 Digital control signals can be configured in a comprehensive way. The PC- Software offers easy access to configuration of inputs and outputs. Initially, the signal description is based on default configuration.
  • Page 32 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 32/69 If the Enable-Mode is set to SW, the logic of the Start-Button is not bypassed (Enable-Mode switch open). Consequence: HW-ENABLE and Start-Button only together are activating the Final-ENABLE. CD-RESET –...
  • Page 33 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 33/69 CD-STATUS – Output (X2-4) Control Digital – STATUS Output resistance: 330 Ω Digital TTL (5 V) output. Default configuration: high active STATUS = inactive: TEC-Controller is disabled OR •...
  • Page 34 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 34/69 7.2.4. Control Signals Analog X1 Name Function CA-SETPOINT HW-SETPOINT input CA-U-THETA ACTUAL TEMPERATURE output CA-POT Output of built in potentiometer (1 kΩ) REFERENCE +5V Reference voltage output Signal GND CA-SETPOINT –...
  • Page 35 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 35/69 CA-U-THETA – Output (X1-2) Control Analog – ACTUAL TEMPERATURE Output resistance: 100 Ω The voltage on this output is proportional to the actual sensor temperature in °C. Relationship: ��...
  • Page 36 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 36/69 7.2.5. Wiring examples for the analog input CA-SETPOINT Note: All signals, including GND must not be connected to any external potential. 7.2.5.1. Internal Potentiometer For a fast and convenient setup, there is a potentiometer (10 turns) onboard.
  • Page 37 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 37/69 7.2.5.3. Voltage Controller An external voltage controller (i.e. Digital to Analog Converter) can be provided as HW-Setpoint source. Wiring is according to figure 25. Specification of the voltage controller: + Output voltage: 0 V …...
  • Page 38 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 38/69 7.2.6. Temperature Sensor X4 The temperature sensor must be assembled galvanically isolated. Make strictly sure that there is no electrical connection to any other potential. Note: The temperature sensor interface is designed for RTD (Resistance Temperature Detector) sensors.
  • Page 39 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 39/69 4-Wire Sensor cabling For high precision temperature measurements it is recommended, to apply 4-wire cabling of the temperature sensor. In addition, a shielded cable may be appropriate in case of significant EMI (Electromagnetic Interference).
  • Page 40 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 40/69 7.2.7. USB/RS232 TEC-Controllers are available in two different interface hardware ver-sions. One version is equipped with USB interface (mainly for interconnection to a PC). The other version is equipped with RS232 interface (interconnection to a PC, an external controller, PLD or MCU).
  • Page 41 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 41/69 The RS232 signals are galvanically isolated from the TEC-Controller electronics. Note: TEC-Controllers with RS232 interface are using the built in Mini-B con- nector as hardware connecting plug. In this case the MINI-B connector does not carry USB signals and should never be connected to the USB port of any PC.
  • Page 42 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 42/69 8. Configuration in Detail 8.1. HW Setpoint The signal processing behavior of the input CA-SETPOINT can be configured in many ways to fit the best application setup. Following description applies to all possible wiring cases of this input (internal / external potentiometer, voltage source).
  • Page 43 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 43/69 Supplementary detailed information: The relationship between the setpoint temperature and the HW-Setpoint-Voltage is: �� = (�� ∗ 60) − 100 ����−���������������� and accordingly: �� + 100 ��...
  • Page 44 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 44/69 By means of the PC-Software it is possible to set a maximum and a minimum temperature. Then it is necessary to distinguish between two different transfer modes: •...
  • Page 45 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 45/69 For purpose of illustration, the basic transfer function is also shown in figu- re 30 (dashed red line). It is apparent, that in between the two temperature limits, the transfer function is conform to the basic transfer function.
  • Page 46 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 46/69 Supplemantary detailed information: The relationship between the setpoint temperature and the HW-Setpoint-Voltage is: �� − �� ������ ������ �� = { ∗ �� } + �� ����−����������������...
  • Page 47 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 47/69 8.2. Digital Inputs and Outputs The entire configuration of digital inputs and outputs can be carried out by PC-Soft- ware. There is no need, to modify the hardware. 8.2.1.
  • Page 48 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 48/69 8.2.2. Outputs Digital outputs are compatible to TTL and can be configured as • LOW active • HIGH active The default setting is HIGH active. Furthermore the output stage can be configured as Totem Pole (push-pull) •...
  • Page 49 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 49/69 9. Error states There are 3 different error states: • Sensor Error Overtemperature Error • Shortcircuit Error • If an error occurs, the TEC-Controller goes into the corresponding error state immediate- ly.
  • Page 50 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 50/69 9.2. OVERTEMPERATURE Error When the temperature of the power semiconductors exceeds 80 °C, an OVERTEM- PERATUR Error is released. When the temperature is below 75 °C again, this error can be cleared by Reset signal Ensure sufficient cooling if necessary.
  • Page 51 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 51/69 10. PC Software: TEC Control TEC Control Software is a software package which will run on any PC. • • is compatible with all 3A, 6A, 12A, 24A TCC series TEC-Controllers. •...
  • Page 52 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 52/69 Fig. 35: Main menu In the upper part of the main menu some general information are given: software version (of the PC software) • article number (of the interconnected TEC-Controller) •...
  • Page 53 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 53/69 In the lower part of the main menu, some monitoring values are being displayed: Temperature of the power stage or mounting plate • • Level of the power supply voltage •...
  • Page 54 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 54/69 With the Start button the TEC-Controller is enabled, when enable mode is set to software. When set to hardware, the Start button is greyed out (see right). With the Reset button, error states can be reset (see Error states).
  • Page 55 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 55/69 10.2. Configuration Fig. 36: Configuration Note: It is possible to enter the configuration menu, only if the TEC-Controller is disabled. Below the buttons, the selected and active configuration is displayed. In most menus the desired value is set by clicking the up or down arrow buttons accordingly.
  • Page 56 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 56/69 10.2.1. Temperature limits Click this button to open the next menu. Here it is possible to set temperature limits. Note: MIN Temperature must be at least 1 °C below MAX Tempe- rature.
  • Page 57 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 57/69 10.2.2. Current limit Click this button to open the next menu. Here it is possible to set the maximum output current. Note: Lowest setting is 1 A. Highest setting is dependent of the type of TEC-Controller.
  • Page 58 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 58/69 10.2.4. Boundary Mode Click this button, to change the setting of the HW-Setpoint Boundary Mode. See also: Configuration in Detail / HW Setpoint. 10.2.5. Sensor selection Click this button to open the next menu.
  • Page 59 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 59/69 10.2.6. Control parameter Click this button to open the next menu. Here it is possible to adjust the control parameters. Coefficient of the proportional component of the control loop Coefficient of the integral component of the control loop Coefficient of the derivative component of the control loop Note: kd is used only in very rare and exceptional cases.
  • Page 60 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 60/69 10.2.7. Enable Mode Click this button to change the enable mode between hardware and software. That is the way, the TEC-Controller can be activated. Hardware: The input signal HW Enable activates the TEC-Controller. Software: The Start button in the main menu and the input signal HW enable in combination, activates the TEC-Controller.
  • Page 61 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 61/69 10.2.10. Colours + Firmware Version Click this button to open the next menu. Colours can be customized as desired. In addition this page shows the version of the firmware, running on the MCU. www.roithner-laser.com sales@roithner-laser.com Tel.
  • Page 62 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 62/69 10.2.11. Language Click this button to open the next menu. Select language as desired. 10.2.12. IO Configuration It is possible to change and customize the configuration of digital inputs and digital outputs in a substantial way.
  • Page 63 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 63/69 Click this button to open the next menu. At first a warning message will appear. Once you are certain, you know what you are doing, click the continue button. Now you can select the configuration of digital inputs and digital outputs as desired.
  • Page 64 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 64/69 A final note will be displayed. After clicking the OK button, the PC Software will be terminated automatically. Next, disconnect the TEC-Controller from the power supply. Change the wiring and control logic configuration of your setup according to the just altered IO configuration of the TEC-Controller.
  • Page 65 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 65/69 10.3. USB Driver When the TEC-Controller (USB version) is connected to the PC for the first time, the correct USB driver will be installed automatically. In any case, the correct USB driver is located on the CD-ROM. www.roithner-laser.com sales@roithner-laser.com Tel.
  • Page 66 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 66/69 11. Drawings TCC-12-45 & TCC-24-45 11.1. www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 67 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 67/69 TCC-6-45 11.2. www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 68 Operating Manual TEC Controller wide range Document: 10100165OM Revision: 1.0 Date: 19.09.2022 Page 68/69 TCC-3-45 11.3. www.roithner-laser.com sales@roithner-laser.com Tel. +43 1 586 52 43-0...
  • Page 69 TEC 3A with RS232 interface TCC 6-45-U TEC 6A with USB interface TCC 6-45-R TEC 6A with RS232 interface TCC 12-45-U TEC 12A with USB interface TCC 12-45-R TEC 12A with RS232 interface TCC 24-45-U TEC 24A with USB interface...

This manual is also suitable for:

Tcc 24-45Tcc 6-45