5R7-573 Manual _RevD
Contents
1. necessary The acceptable range is 0 01 to 10 cycles minute To determine an appropriate derivative rate use the following formula Derivative Rate Integral Reset 10 For the example above the Derivative Rate would be 06 cycles per minute The Derivative function is difficult to use and often causes more trouble than it is worth Our technical support team is always available to help guide you through this process C SENSOR TYPES AND RECOMMENDED TEMPERATURE RANGES This sensor chart will help guide you to selecting a sensor that best fits your application All Oven Industries sensors come in wide variety of optional sheaths and can be either leaded and RoHS compliant Oven Industries Sensors Sensor Family Tolerance Temperature Range Base Resistance 25 C TR67 1 0 C 0 C to 100 C 20 to 110 C TR91 1 0 C 0 C to 100 C 40 to 150 C Other General Sensors Sensor Family Temperature Range Base Resistance 0 C2. C The Set Point Temperature Enter the desired set point temperature as the PC SET TEMP and click the SEND VALUES button SEND VALUES takes all the information specified in the set up menu and relays it to the controller Exit the Setup Program Use the File menu and Exit to exit the program vo J 14 Setup is Complete It is a good idea to use safe temperature settings in order to become accustomed to your set up and to tuning the controller APPENDIX A TROUBLE SHOOTING THE COMMUNICATIONS PORT This section can be used as a guide to navigate the most common errors encountered while making connections to the communications port ERROR MESSAGE CAUSE Comm Port Timeout No power to temperature control unit Comm Port Timeout Wrong comm port selected Comm Port Timeout Incorrect wiring of the comm port to the computer Comm Port Open Error No comm port available at this port setting SOLUTION Supply power to the unit Check computer hardware settings and set to the correct comm port Check for the correct wiring from the comm port to the computer Check computer hardware settings and set to the correct comm port B 5 MINUTES TO P I D Tuning the TE temperature controller involves three variables P ropotional bandwidth I ntegral action and D erivative rate The control algorithm sums the three values of these terms to determine the output power P I D Power Applied Most applications work satisfa
3. OVENindustries ELECTRONIC CONTROL SOLUTIONS 5R7 573 USER MANUAL Revision D CONTACT US AT 877 766 OVEN FOR DETAILED DRAWINGS AND PRICING OR VISIT WWW OVENIND COM Table of Contents TABLE OF FIGURES sscccsnct sxsesacinesi caszessvcastecievcchetessqeastansas dect laa A acia 1 MANUAL OVERVIEW usina i 2 BRIEF OVERVIEW Cuidad poetan Jp koda pia nas lade 2 WHO SHOULD READ THIS MANUAL iw v5i v564 v t etttentdiatvi sdiktet ad evteond d aaia nanei aada iaaea tandai aaiae adaa taian atinae Kaai 2 TECHNICAL SUPPOR Toriras ennei A EE AORA 2 SUPPLEMENTAL INFORMATION siesssesscecesccccssosscerseaascecs taacecsteacecevecueccsbaaedecsentoccevanasiecdduandidedeas becauersecavteaiieedstenaiesssvancevesrtadivs 2 PACKAGE CHECKLISW siete ita REN aE EREE eua diia 3 GENERAL DESCRIPTION Liria ds 4 AS NA NO 4 GUIATA GLANCE siii di dt ia 5 PC COMMUNICATION PA EAA MA 6 Sela e Abi A mm ma aa maa ama a E 6 Whe Message BOX POS OLA O OO o i temata kn aiad taadu ike takti EE aE E EE Ee E da kaid eee eed 6 SETUD PIE E ak ida ats 7 SENSO TES ii ic A AAA AAA A A A A one eee 8 PREFLIGHT CHECKLIS Tecos dee 8 SETUP INSTRUCTIONS tia da dd A EE Eea E toelt 095 10 A A a kka da 04 12 A TROUBLE SHOOTING THE COMMUNICATIONS PORT e cceeeeeeeesceeseeceeceseseeeeeeeeeeeeeeaeseaeseeeeseeeeeaeesaeesaeecaaeeaeeeeeenes 12 Bi SIMINUTES TO Pl Dirie inisee train ina ESE EARE dd ada 13 C SENSOR TYPES AND RECOMMENDED TEMPERATURE RANGES ceecceec
4. PC program After the unit has been connected to a computer this section allows the user to select the comm port that will be used for communication between the computer and the unit SELECT PORT To set up the comi port first determine which port the connection is on in the windows device manager Select b Ports COM amp LPT from the menu to locate your specific port number Select this number from the drop down menu and hit the Start Stop Comm button Ifthe Message box reads COMM OK then you are ready to START STOP COMM proceed Figure 2 Note In the event any other message appears refer to appendix 1 for troubleshooting assistance Sample Data The sample data section is a short listing of the basic information the controller is currently monitoring TF SAMPLE DATA Control Sensor The current temperature of the CONTROL SENSOR control sensor SET TEMP Set Temp The current set temperature of the system OUTPUT Output The current percentage of power being applied to the system SENSOR 2 Sensor 2 The current temperature of the alarm R8 SET sensor if applicable C ALARM STATUS R8 Set This number displays the set temperature from the remote set potentiometer if applicable Figure 3 Note In order to have these numbers displayed the unit must be currently connected to the controller The Message Box MESSAGE This box displays messages to the user in the event of an error inthe syst
5. ctorily with only the P and I values used Start the tuning process by setting the Integral and Derivative functions to zero Proportional Bandwidth is defined as the temperature range around the set point where the controller modulates proportions the output power In a heating application if the temperature is above the proportional band the controller output is OFF If the temperature is below the proportional band the controller output is ON Each thermal system has its own time constants determined by the thermal mass of the components and the placement of the sensor relative to the load To tune the system the bandwidth must be wide enough that the controller can sense a change and react to it before the temperature drifts outside the bandwidth If the band width is too small the output will oscillate above and below the set point never settling into control The bandwidth range is 1 to 100 The units are shipped with a default setting of 20 Assuming the controller is configured for your requirements start the tuning process by applying power with the default settings and observing the system s response If the system comes into the proportional band and maintains a steady temperature near set point without over shoot the bandwidth setting is satisfactory or too large Reduce the bandwidth setting until the system just begins to oscillate At this point the bandwidth is too small Note the bandwidth setting that ju
6. em Note See Appendix A page 13 for help with troubleshooting errors Figure 4 f s J Setup The setup section allows the user to set and modify the variables that hold the system within the bounds of the desired temperature SETUP SEND VALUES PC SET TEMP I OUTPUT ENABLE PROP BW poo INTEGRAL GAIN rep min DERIVATIVE GAIN min COOL MULTIPLIER HEAT MULTIPLIER EER SETTYPE PCORDISPLAY CONTROL SENSOR TYPE TR67 TEMP2 SENSOR TYPE TR67 M ALARM DISABLE ALARM SETTING TEMP1 OFFSET TEMP2 OFFSET TEMP UNITS DEGC R8 MAX SET Figure 5 potentiometer to stop it from exceeding a specific value PC Set Temp This is where the desired set temperature is set for the unit Proportional Bandwidth This displays the current bandwidth the proportional gain will apply power between Integral Gain Sets the current gain for the integral value Derivative Gain Sets the current gain for the derivative value Temp Units This setting allows the system to switch between Celsius and Fahrenheit Heat Side multiplier A number between 0 and 1 that represents the maximum allowable power output for a heating element Setting this number to 0 prevents the unit from being able to heat the system 0 5 50 power Cool Side multiplier A number between 0 and 1 that represents the maximum allowable power output for a cooling element Setting this number to O prevents the
7. esceeeeeeecaaecaeceaeceaaecsaeceaeeaeeeaeeeaeeeaeeaee 15 TABLE OF FIGURES FigUre Ln E 5 EU Ls A A A ib 6 EU A ia 6 A E eetika xs aac ceca vete ace lav aavu daa l hete dea dacnavenbuvdagy aasad kvaale kai koaalad EAA oe vaade EE ko 6 Figure A a ie 7 MANUAL OVERVIEW BRIEF OVERVIEW The 5R7 573 user manual describes the processes involved in the installation and configuration of the product as well as the standard methods of operation It is advised that users familiarize themselves with the information detailed in this manual before operating the unit in order to ensure user safety WHO SHOULD READ THIS MANUAL This manual contains important information anyone involved in the installation maintenance or operation of the 5R7 573 TECHNICAL SUPPORT Our technical support team comprised of knowledgeable engineers who are always willing to answer any questions you may have about our products We can be reached both by telephone during standard business hours and through our website If you have any other questions in regard to possible custom applications or specific needs for a product we are more than willing to help you find the perfect temperature control solution By Telephone 877 766 6836 Monday Friday 8 00 am 5 00 pm EST On the Web www ovenind com SUPPLEMENTAL INFORMATION Data sheets and customer drawings are always available for reference to our customers We can also provide software updates DLL files and other impo
8. h the Setup Software Now insert the software disk that came with the controller into the PC Select the executable file on the disk and the set up program should begin see GUI at a Glance on page 7 Select the Communications Port Using the SELECT PORT dropdown menu find the virtual comm port for the controller If you are not sure how to find the correct port the windows device manager will enumerate all ports currently connected to the PC Once the correct port is selected hit the START STOP COMM button a message should appear in the message box saying COMM Ok if this message is not shown please refer to appendix B page 13 for troubleshooting information Set the Thermistor Constants This is simply done by selecting the CONTROL SENSOR TYPE and TEMP2 SENSOR TYPE for the relevant thermistor Select the Heat Cool Multipliers Select the appropriate HEAT COOL multipliers for your application If using only heating or cooling set the multiplier not being used to 0 Select the appropriate PID settings Using the proportional bandwidth P Integral gain 1 and Derivative gain D boxes set the controller values accordingly Note If you are unsure of how to use these values see Section B on page 13 for more information Choose Temperature Units The controller can work in both Celsius and Fahrenheit choose a selection from the drop down menu for your preferred unit of measure NOTE Ambient room temperature of 70 F is about 25
9. interface with the controller e Select the appropriate sensor from the GUI listbox e Check for a valid temperature via sample function f J Choose a temperature setpoint start with default tuning parameters Enable output to be on Send new settings to the controller SET UP INSTRUCTIONS This guide has been provided to get the 5R7 573 set up and running as fast as possible Please read the entire instruction set and ensure you are familiar with it before beginning setup Not following these instructions may result in the unit not being able to properly maintain the temperature of the thermal system 1 10 11 12 13 DC Power Without a load heater or TEC connected to the unit connect the 5R7 573 to a DC power source using terminal block JP3 see CDR 00426 for wiring information Once the controller has been powered a green LED on the board should begin blinking Attach the Communications Cable Connect a TTL to RS232 communications cable from the controller JP4 to your PC OPTIONAL OFTTL CABLE Attach the Sensors Place the control sensor into the heater or TE module thermal system at the desired control point Connect the sensor to the back of the unit Do the same for the alarm sensor if you are using one Connect the Load Connect your load heater or TE module to terminal block JP3 see CDR 00426 for wiring information Check all connections see CDR 00426 for wiring information Launc
10. m Settings via GUI Optional Remote LED Display Optional Remote Set Potentiometers Proportional Integral Control Algorithm TTL to USB communication via Optional Cable Input Voltage 6 to 28 VDC Output Voltage O to 28 VDC Load Current 0 1 to 12 5 A Temperature Resolution 0 01 C Control Stability 0 1 C PID Functions o Bandwidth 0 1 to 55 C o Integral O to 10 repeats per minute o Derivative 0 to 10 minutes Ambient Temperature range 40 to 250 C 450 W Output Power Control Bidirectional load rating 12 5 AMP max Dual power supply to separate load and logic GUI AT A GLANCE Before the 5R7 573 can begin to monitor and stabilize a thermal system it must be set up to match the user s specific temperature needs Below is an image of the entire GUI followed by a description of each section and its functions Ee fa xf MESSAGE SETUP SAMPLE DATA SEND VALUES PC SET TEMP CONTROL SENSOR A T OUTPUT ENABLE PROP BW SET TEMP INTEGRAL GAIN rep min OUTPUT TEMPUNITS DERIVATIVE GAIN min SENSOR2 pese y COOL MULTIPLIER RESET HEAT MULTIPLIER C ALARMSTATUS R8 MAX SET c SET TYPE PC OR DISPLAY y R8 MIN SET SELECT PORT CONTROL SENSOR TYPE TR67 TEMP2 SENSOR TYPE TR67 START STOP COMM c ALARM DISABLE y ALARM SETTING TEMP1OFFSET EXIT TEMP20FFSET Figure 1 PC Communications The PC communication is the most important thing to note when first opening the
11. r to manually toggle the power to the output on and off Sensor Types This pair of selections allows the user to adjust the unit to match any pair of desired sensor curves Since each sensor is handled separately two uniquely valued sensors can be used together for seamless integration The values will be adjusted automatically using a polynomial calculated lookup table that matches any Oven Industries sensor by using the drop down menu Note A list of the general specifications for each family of sensor is located on page 22 The Thermistor Curve Equation T 1 0 A B log R C log R 42 D log R 43 E Using this equation it is possible to fine tune the system around a specific sensor This calibration is automatically calculated by the unit based on the coefficients and the series of the sensor that is specified in the Sensor Types box Note In the event that the sensors in the sensor type list do not match the specifications required for a project any thermistor curve can be added to the list by simply contacting Oven Industries Note For more information on PID refer to appendix B PREFLIGHT CHECKLIST Did you e Select a TEM to match the voltage and current rating of the unit e Connect the temperature probe to the controller e Connect TEM connections to the controller e Connect the serial interface cable e Connect power to the controller e Select a serial port on your computer e Initialize the GUI graphic user
12. rtant information If there is any other information you require our technical support team is always ready to assist you with whatever you might need Additionally information can be downloaded from our website PACKAGE CHECKLIST After receiving the 5R7 573 please check for the following Make sure the package includes the following items 1 5R7 573 Temperature Controller 2 CD with GUI communication software and digital version of the user manual Once you have made sure that all the materials are present inspect the unit to make sure it was no damaged during J1 shipment GENERAL DESCRIPTION The 5R7 573 is a bi directional thermoelectric controller with a full solid state MOSFET H Bridge that can be applied to a broad spectrum of applications that require precision temperature control The flexible design allows users to configure the unit to just heat just cool or seamlessly transition between the two instantaneously The 5R7 573 can be tuned in either Celsius or Fahrenheit and the temperature resolution for either setting is 0 1 This allows the unit to provide control stability up to 0 1 in a well designed thermal system FEATURES amp SPECIFICATIONS RoHS Compliant Small Footprint Thermistor sensor input 900 Hz Base Frequency Pulse Modulated Output Heat Cool or H Bridge operating modes o Red LED Heating Mode o Green LED Cooling Mode PID control parameters set via GUI Optional High and Low Alar
13. st caused the system to oscillate record the period of oscillation for use in determining the Integral Reset setting To set the proportional bandwidth multiply the current bandwidth setting by 1 5 and use it as your new bandwidth setting The system should come into control and maintain a steady temperature near the set point Integral Reset monitors the difference between the set point and the actual temperature Its function is to slowly change the output power until the delta between actual temperature and set temperature is zero The function works by integrating the error signal at fixed intervals These intervals are expressed in repeats minute The acceptable range is 0 01 to 10 repeats minute Start with a setting determined by the following formula Integral Reset 1 P x 1 2 Note Period is expressed in minutes Example The system s period of oscillation with narrow bandwidth was 75 seconds Therefore the suggested Integral Rate is Integral Reset 1 1 25min X 1 2 Integral Reset 0 4 repeats minute For slower response reduce the number of repeats per minute NOTE DERIVATIVE RATE IS DIFFICULT TO APPLY IF YOU ARE NOT EXPERIENCED IN PROCESS CONTROL ASK FOR HELP NOW Derivative Rate senses the rate of change of the temperature and allows the controller to anticipate power needed to compensate for rapid changes in system loading This term is generally used only on very sluggish systems or where very quick response is
14. unit from being able to cool the system 0 5 50 power R8 Max Set This setting allows the user to put an upper limit on the optional remote set R8 Min Set This setting allows the user to put an lower limit on the optional remote set potentiometer to stop it from dropping below a specific value Set Type The set type menu contains four options for how the set temperature can be set e PCor DISPLAY This is a precedence setting if the display has given the controller a specific set temperature and the PC sends a contradictory setting the value given by the PC will supersede that of the display e DISPLAY or PC This is a precedence setting if the PC has given the controller a specific set temperature and the display sends a contradictory setting the value given by the display will supersede that of the PC e DIFF SET This setting allows the controller to use differential control allowing the PC to use the PID settings to dynamically apply or reduce power to system to stay within the specified parameters 7 y e R8 SET This setting allows the controller s set temperature to be specified by a remote potentiometer Control 8 Temp 2 Sensor Types These values coincide with Oven Industries temperature sensors allowing the user to integrate a pair of the same sensor or two different sensors with no need to worry about setting up the thermistor curves for each sensor Output Enable This check box allows the use
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