KURAG ELECTRONICS PLC-24V10AL Reference Manual
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KURAG ELECTRONICS PLC-24V10AL Reference Manual

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PLC-24V10AL Reference Manual (Rev.1.00)
Thank you for purchasing the TEC (Peltier) Controller PLC-24V10AL.
Read these operating instructions carefully to ensure effective use of all the performance
this product as to offer, and then use the product properly.
In particular, please be sure to read "Cautions on use" before use.
After reading these operating instructions, be sure to store them in a place where they can
be readily consulted whenever necessary.
This reference manual explains detailed functions and advanced usage of the TEC (Peltier)
Controller PLC-24V10AL.
For basic usage, please refer to the quick start manual.
Technical support and after-sales service
About support, such as an inquiry about this product, a request for repair, and download of
application software, and after-sale service, it is accepted at the Kurag Electronics website.
Please contact the address listed below.
KURAG ELECTRONICS WEB site:
E-mail (Peltier Controller Support):
TEC (Peltier) Controller
PLC-24V10AL
Reference Manual
Kurag Electronics LLC
(Rev.1.00)
http://kurag.o.oo7.jp/kurag-el/
kurag.tslab@biz.nifty.jp
(1/24)
Kurag Electronics LLC

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Summary of Contents for KURAG ELECTRONICS PLC-24V10AL

  • Page 1 Technical support and after-sales service About support, such as an inquiry about this product, a request for repair, and download of application software, and after-sale service, it is accepted at the Kurag Electronics website. Please contact the address listed below.

  • Page 2: Table Of Contents

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) Table of contents 1. Cautions on use Page 3 2. General Page 4 3. Contents Page 5 4. Names of parts and functions (Main board) Page 6 5. Names of parts and functions (Display board) Page 7 6.

  • Page 3: Cautions On Use

    PLC-24V10AL Reference Manual (Rev.1.00) 1. Cautions on use ✔ The use of Kurag Electronics (KE) products with production equipment for the manufacture of weapons of mass destruction (WMD) or any other weapon is strictly prohibited. ✔ The exports of KE products or technology from one country to another are governed by the relevant security laws and regulation of the countries involved in the transaction.

  • Page 4: General

    ✔ Same form factor (same dimension) as previous model of PLC series (PLC-24V6A, etc.) ✔ RS-232 serial communication port ✔ It is possible to control from the personal computer by using RS-232 serial command. ✔ Free control software and setting software are available from Kurag Electronics website. (4/24)

  • Page 5: Contents

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 3. Contents Listed items are included in this product package.  Please check that these items are included.  Name Main board Display board Main with display PLC-24V10AL Main Board ✔ ✔ PLC-24V10A Display Board ✔...

  • Page 6: Names Of Parts And Functions (Main Board)

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 4. Names of parts and functions (Main board) 1. Power supply terminal The range of supply voltage is DC 7V to 24V (single power supply). 2. TEC (Peltier) element terminal 3. Sub temperature sensor terminal 4.

  • Page 7: Names Of Parts And Functions (Display Board)

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 5. Names of parts and functions (Display board) 1. / 2. Connectors to Main Board The connectors combine a display board with a main board. 3. / 4. / 5. Operation status LED lamps These LED lamps display the product operation status.

  • Page 8: Setting And Connection

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 6. Setting and connection 6-1. Setting of power supply voltage This product uses PWM drive. The drive circuit is configured as shown below. This figure shows the state when driving in the cooling direction. A switching element of a full...
  • Page 9 Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) Peltier driving current IPD is calculated by the following formula. 　　　　IPD=(VPD-VSB)/RP The voltage of the Peltier drive power supply (VP) is needed to set to satisfy the following conditions (1) to (3). (1) VP ≈ VPD ≤ Vmax (Vmax: maximum voltage of the Peltier element) (2) IPD = (VPD - VSB) / RP ≤...

  • Page 10: Setting Of Alarm / Protection Functions

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 6-2. Setting of alarm / protection functions For alarm / protection function, use the dedicated setting software "PLC-24V10A Manager" You can enable / disable and set alarm detection judgment value by using. * For the display of the cause code of the alarm, please refer to "8-1. Alarm function"...

  • Page 11: Setting Of Temperature Sensor Type

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 6-3. Setting of temperature sensor type It is able to select the temperature sensor type by using the dedicated setting software "PLC-24V10A Manager". When ordering, if you specify the temperature sensor type, we will deliver it with the setting corresponding to that temperature sensor.

  • Page 12: Setting Of Pid Control Parameters

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 6-4. Setting of PID control parameters It is able to change the parameter (coefficient) of PID control by using the dedicated setting software "PLC-24V10A Manager". Guidelines of setting are as follows. Preset# Guideline of setting...

  • Page 13: Connection

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 6-5. Connection To connect the screw terminal block, please strip the covering of an electric wire about 5 mm, and insert to the terminal and keep certain tightening torque using screwdriver. The wire material that is compatible with the screw-type terminal is as follows.
  • Page 14 Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) (3) Connecting Peltier element Name Connection PELTIER Please connect the each lead wire of Peltier device respectively as follows. The surface of Peltier device which should be temperature-controlled is cooling when a current flows from PL+ to PL-.
  • Page 15 Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) (7) Connection of main board external control terminal It is a 2.54 mm pitch pin header. START TIMER Input Input Short socket, switch, photo coupler, relay etc. between terminals By shorting / opening, it is possible to start / stop the temperature control operation and start / stop the timer operation.

  • Page 16: Connection Diagram (Single Power Supply)

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 6-6. Connection diagram (Single power supply) 6-7. Connection diagram (Dual power supply) * When the wiring of the temperature sensor is long, * When 2-wire Pt100 sensor is used, it is recommended to use a shielded wire to reduce short-circuit between the B1 terminal the influence of external noise.

  • Page 17: Operation

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 7. Operation There are two types of modes that can be operated as “Continuous mode” and “Timer mode”. In addition, you can select either “Timer mode” or “Lock mode” by using the dedicated setting software "PLC-24V10A Manager".

  • Page 18: Operation Procedure Of Timer Mode

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 7-4. Operation procedure of timer mode 1) Set the target temperature using UP/DOWN keys as same as continuous mode. 2) Press the MODE key to display the timer setting mode (unit: minute or hour).

  • Page 19: Operation Procedure Of Lock Mode

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 7-5. Operation procedure of lock mode (when lock mode is selected) The lock mode is a mode to restrict operation so that careless target temperature setting is not changed. During the lock mode, the LOCK LED on the indicator lights up.

  • Page 20: Alarm / Protect / Indicator Functions

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 8. Alarm / Protect / Indicator functions Each function can be set to ON or OFF by the dedicated software. Moreover, change of a detection reference value can be changed about some functions.

  • Page 21: Reverse Protection

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 8-2. Reverse protection This function prevents over current from flowing to the Peltier element when the drive polarity is reversed. * This function is unnecessary when controlling to constant temperature at all times.

  • Page 22: Indicator Function

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 8-3. Indicator function It monitors the temperature of the main temperature sensor and the sub temperature sensor, determines whether the temperature is within or outside the set reference value, and outputs it to the display and the parallel output terminal.

  • Page 23: Specifications

    Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) 9. Specifications Item Remarks PLC-24V10AL PLC-24V10AL Power supply DC 7V to 24V Single power supply Consumption (Main) 150mA (Max) Not include Peltier drive current and DC fan drive current Consumption (Display) 90mA (Max)
  • Page 24 Kurag Electronics LLC PLC-24V10AL Reference Manual (Rev.1.00) TEC (Peltier) Controller PLC-24V10AL Reference Manual Date: April 5, 2017 （ Rev.1.00 ） Developer: T.S. Laboratory Corporation URL http://tslab.com/ Manufacturer: Kurag Electronics LLC URL http://kurag.o.oo7.jp/kurag-el/ (24/24)

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