HeatWave Labs, Inc. HeatWave Labs Model 101303
Contents
1. reconfigured with the values listed below Additionally it will then be necessary to reset the setpoint alarm limit autotune the controller and reset any other advanced configurations that have been changed for your system Refer to the Watlow Series 96 User s Manual for more information Warning This unit is designed to deliver up to 32 Volts and 47 Amps to the load at 100 controller output If the load is designed to run at lower than 32 Volts the controller must be adjusted to limit the Voltage to this load The factory has limited the output of this controller as follows Power Limit Set Point PLSP 300 C Power Limit Above PL A 50 Power Limit Below PL B 25 It is likely that the user will need to change these settings to reach desired operating temperatures and ramping rates Consult the Series 96 Manual for necessary settings 17 Appendix A Default Factory Configuration Model 101303 23 Table Al Power input and output Load settings This unit can be internally configured by the factory for 120VAC or 240VAC and 50 Hz or 60 Hz input The output can be set to 32V 47A 16V 94A or 8V 94A This unit has been configured at the factory as follows T O Setting Units Value Input Voltage Volts AC 120 Output Voltage Volts AC 32 Output Current Amps AC 47 max Line Frequency Hertz Hz 50 or 60 Table A2 Control Module S2. 100 duty cycle may damage some types of heaters especially those used in high temperature furnaces Do not autotune the system if it will be damaged by 100 output power If this is the case refer to the Watlow Series 96 manual for the manual tuning procedure 1 Set the control setpoint to a safe operating value for your system 2 On the control module press the two arrows keys simultaneously until BPEr appears in the lower display 3 Scroll up or down with the arrow keys until USE appears in the upper display Press the blue advance key once to select this user menu 5 Press the blue advance key once or until Aut is displayed in the lower display of the control module Use one of the arrow keys to change the upper display from LEFF to Eun 6 Press the infinity key to return to the main display and initiate the autotune sequence The upper display will flash EunE alternately with the temperature until it is done autotuning This process typically takes from a few minutes for small systems to over an hour for larger systems 8 Verify safe alarm conditions Your temperature controller is now configured for your system and ready to use During normal operation the current process temperature will be visible in the upper display and the setpoint temperature in the lower display If the over temperature alarm setpoint is exceeded optional feature the message A3h will flash in the upper display of
3. 100 power but its sensor temperature is not changing Verify that the sensor is located properly and that the heater is connected and functioning properly This error is cleared by cycling power to the unit This error indicates a thermal system malfunction do not ignore it tun flashing in upper display System is autotuning this only occurs when initiated manually by the user No action is necessary although autotuning sequence may be terminated by setting Rut parameter to OFF in main menu Err D Erre Err 3 or Err 4 in upper display Sensor errors Verify sensor connections and continuity Unit will continue to display error condition until power is cycled or error is cleared by pressing the infinity key Er 4 through Er 15 in Internal module errors not normally seen Cycle upper display power to unit and if problem persists call factory Troubleshooting Below are some tips to resolve problems not identified by the standard error messages Symptom Possible causes Displayed temperature goes down when heaters turn on Thermocouple leads reversed Shut off power immediately and check wiring of sensor Circuit Breaker trips Check that heater is sized properly The Model 101303 23 will not deliver more than 15 Amps Check that the heater power is not shorted to ground anywhere in the system 15 Error Messages and Troubleshooting Model 101
4. running 2 Select the file number by choosing number 1 or 2 while the FLE parameter is shown in the lower display and pressing the blue Advance key 3 Select the step number within the selected file while the SE EP parameter is visible in the lower display and press the blue Advance key 4 Select the step type as described below for each step in the profile After specifying a step type select type specific parameter values 5 Repeat above procedure for each step in the profile Step Types The step type can be any one of four step types available set point step soak step jump loop step or end step Various parameters will need to be specified for each step the number and types of which will depend on the step type chosen The purpose of each step type and the parameters that need to be specified are detailed below Step Type Available Parameters Set Point Step SP Set point value 0 to 1370 C SEPE ramp to a Hour Hours 0 to 99 setpoint in a P1 in Minutes 0 to 59 specified amount SEC Seconds 0 to 59 of time Soak Step Hour Hours 0 to 99 SoAH remain ata PT in Minutes 0 to 59 setpoint for a SEC Seconds 0 to 59 specified amount LudE Wait for deviation value if a value of time is entered the profile will wait until the process values falls within the range defined by the setpoint this value Jump Loop Step L dE Jump File
5. 1 or 2 L dL allows for ___JS Jump Step 1 to 8 jumping and JE Jump Count 0 to 255 the number looping to other of time the jump is to be executed a value Steps in either of of zero specifies an infinite loop the two profiles End Step End End state Hold or GFF If L End specifies Hot di is selected the controller will end of profile and maintain the same setpoint as that the state of control specified in the previous step If OFF is when the profile is selected the controller output is set to zero ended and _ OFF is shown in the lower display 10 Programming and Executing Profiles Model 101303 23 Running a Profile The user can start executing a program at any step within either profile To run a profile 1 Enter the Pre Run menu on the control module by pressing the Infinity key once from the Home Page while a profile is not already running The Profile Indicator will begin flashing 2 The upper display shows the file number to be run and IFL El is shown in the bottom display Use the up and down arrow keys to select which file number to run 3 Press the blue Advance key to accept the file number and advance to the step selection 4 Use the arrow keys to select the step number at which to begin running the profile 5 Press the Infinity key and the profile will begin executing from the specified step and the Profile Indicator will change from fla
6. 303 23 Symptom Possible causes Heater never heats open loop errors cannot be avoided Check that heater is sized properly If so internal transformer may have failed Call factory Over temperature alarm will not clear This alarm limit has a two degree hysteresis The process temperature must fall more than 2 C below the alarm set point before it can be cleared with the reset key This hysteresis may be overridden by cycling power to the instrument once the process temperature has fallen below the alarm limit Temperature fluctuates by more than 1 degree Verify the unit has been autotuned in the current thermal configuration and near the setpoint temperature If not do so Unit does not control It heats regardless of setpoint until alarm limit trips The solid state relay may have failed This is unlikely unless the output has been shorted and the semiconductor fuse did not properly function blow Call factory Control module does not display anything or displays but is not functioning properly Check that circuit breaker is on and line voltage is present If so disconnect power remove cover and ensure all connectors on the back of the control module are securely in place 16 Error Messages and Troubleshooting Model 101303 23 Appendix A Default Factory Configuration If for any reason the instrument settings become corrupted the instrument must be
7. HeatWave Labs Inc HeatWave Labs Model 101303 23 Temperature Controller S N BG10189 LAURA AVA una EN LARA AASS A User s Manual Important Safety Notice Warning This instrument operates from and delivers potentially lethal voltages Observe all precautions when using this device and particularly be sure that all devices connected to the instrument are safely wired and properly grounded Always disconnect power to the instrument before opening the enclosure or making any wiring changes Caution Additionally this device is intended to control heaters and thermal systems which may be hot and or dangerous Beware that damage to heaters and other equipment possibly resulting in personal injury or death may result from improper use or control of thermal systems Understand the safety implications of your system and take proper precautions to avoid damage to property or injury to personnel Where to Get More Information This owner s manual represents the most current information at the time it was published for the latest information please visit our website www cathode com We may also be reached in the following ways HeatWave Labs Inc Tel 831 722 9081 195 Aviation Way Suite 100 Fax 831 722 5491 Watsonville CA 95076 2069 Email techsales cathode com Warranty and Repair Information Our products are warranted against defects in materials or workmanship according to our Standard P
8. al describes errors that may be encountered during this process For more details about the operation of the control module consult the attached Watlow Series 96 user s manual This manual is also available for download at the HeatWave labs web site www cathode com or at http www cathode com pdf series96man pdf To ensure the quickest and most reliable startup please follow the eight steps below in the order shown 1 Unpack the instrument Be sure that you received the following items in good condition If there was any damage in shipping please keep your shipping containers and contact the factory immediately e Model 101303 23 instrument chassis e Power Cord e HeatWave Labs p n 101960 01 FWH 020A6F 20A Fast Acting Semiconductor Fuse Installed e Manuals HeatWave Labs Model 101303 23 Watlow Series 96 and Watlow Series SD user s manuals e HeatWave Labs Catalog 2 Connect the instrument Warning This instrument is designed for use with input voltage current and frequency as specified in the Factory Configuration in Appendix A only serious equipment damage and or injury will occur if it is connected to improper power Caution Air vents are located on top bottom and rear of the instrument Airflow must not be restricted at these locations 1 Make sure the switch on the front panel is in the off position 2 Plug your process thermocouple Type K into the control sensor receptacle
9. ance key to scroll through parameters and press the Infinity key to exit the menu Pre Run The Pre Run menu allows the user to select a file and step number from which to begin execution or to resume a previously halted profile Enter the Pre Run menu by pressing the Infinity key from the Home Page Scroll through the menu using the blue Advance key While in the Pre Run menu the Profile Indicator will be flashing Run The Run menu is available while a profile is running allowing the user to view the setpoint and time remaining for the currently running step Enter the Run menu and start the selected file and step by pressing the Infinity key from the Pre Run menu Scroll through the menu using the blue Advance key While in the Run menu the Profile Indicator will be continuously illuminated Programming a Profile Two separate and distinct profiles each containing up to eight steps may be stored in the controller The step type can be any one of four step types available set point step soak step jump loop step or end step Various parameters will need to be specified for each step the number and types of which will depend on the step type chosen 9 Programming and Executing Profiles Model 101303 23 The general procedure for programming a profile is to 1 Enter the programming menu on the control module by pressing the blue Advance key once from the Home Page while the program is on hold or not
10. ct X2 and X4 to L1 Outlet X4 16VAC 16VAC 120VAC 120VAC H4 H3 H2 H1 X1 Jumper 2 to 3 Switched output 5 to 6 and 7 to 8 from controller switched 120VAC Jumpers Fr 1 White Neutral 120VAC 20 8V output with 120V input Model 101303 23 Appendix B Model 101303 23 Electrical Schematic Outlet Note 16V output 120V input configuration shown Output 1 4 20mA Control Module Very fast acting semiconductor Output 4 Output Com Phase Angle Solid State Mechanical fuse 20 Amp Firing Card Relay Relay EE Black F control O Signal phase Output 24VAC power 12VAC d Control vel Receptacle 24V trans former Digital Comms RS 485 female 9 pin d sub Inlet receptacle 120 or 240VAC Front panel circuit breaker Limit Sensor Receptacle 21 Appendix B Model 101303 23 Electrical Schematic Model 101303 23
11. ess the advance key twice until the lower display reads F Use the arrow keys to select either F or L_90 5 Press the infinity key to return to the main display Changing the resolution decimal point The instrument can be configured to display tenths of a degree but if tenths are displayed the maximum temperature that can be reached is 1000 degrees To change the resolution of the control module 1 On the control module press the up and down arrows simultaneously After three seconds the word GPE r will be visible in the lower display Continue pressing both keys until _ SEE appears in the lower display 2 Use the arrow keys to scroll through the parameters until the upper display shows InP 1 3 Press the advance key to select the Input 1 menu 12 Advanced Features and Settings Model 101303 23 4 Press the advance key five times until the lower display reads SEE and the upper display reads 0 0 Use the arrow keys to toggle this to 0 5 Press the infinity key to return to the main display Power limiting Some heaters especially those used in furnaces must be controlled quite carefully Heaters with a negative temperature coefficient of resistance may be damaged if operated at full power at low temperatures Metal film radiative heaters may not tolerate large duty cycle at high temperatures The Model 101303 23 allows for two independent power limits and a temperature breakpoint t
12. etpoint is registered about 2 seconds after the last pressing of either up or down arrow The limit has been factory preset See Appendix A for factory configuration Upper Display Indicates process temperature or parameter value when in menus WATLOW Advance Key When at the home page pressing this key will open the programming menu If in other menus this key selects the menu choice in the upper display scrolls through menu selections or will scroll through parameter values in the lower display Figure 2 Limit module keys and displays Watlow is a registered trademark of Watlow Electric Manufacturing Co LED 2 Illuminated when the over temperature alarm has been activated Lower Display Indicates process setpoint or parameter name when in menus not on during normal operation Up and Down Keys Pressing up or down alone changes the setpoint or parameter value Pressing them simultaneously for 3 seconds accesses Setup Page Infinity Home Key From the home page pressing once opens the Pre run menu pressing again starts the profile and opens the Run menu If not at the home page pressing this key will exit the menu system and return to the home page Limit Module Displays and Menu Navigation Model 101303 23 Getting Started Getting started using your new HeatWave Labs Temperature Controller should be quick and easy The Error Messages and Troubleshooting section of this manu
13. ettings There are numerous advanced features supported on the control module that may be useful in specific circumstances The most common ones are listed below Consult the Watlow Series 96 User s Manual for more details on these and other options Setting the autotune point to a lower value 1 On the control module press the two arrows keys simultaneously until BPEr appears in the lower display Use the arrow keys to scroll until USEr appears in the upper display Press the advance key once to select this user menu AWN Press the advance key three times or until RE SP appears in the lower display 5 Use the arrow keys to adjust the value in the upper display to the desired percentage of setpoint at which to autotune For example if RE SP is set to 80 and the setpoint is set to 750 degrees it will autotune at 600 degrees 6 Press the infinity key to return to the main display Switching between Celsius and Fahrenheit The instrument is shipped with each module configured to display temperature in Celsius To change to Fahrenheit or back to Celsius 1 On the control module press the up and down arrows simultaneously After three seconds the word GPE r will be visible in the lower display Continue pressing both keys until _ SEE appears in the lower display 2 Use the arrow keys to scroll through the parameters until the upper display shows St BL 3 Press the advance key to select the global menu Pr
14. ettings Menu Location Parameter Value Oper gt ALM Athi 700 Set gt glbl CF C Set gt glbl Err Lat Set gt glbl Fail Off Set gt glbl PLSP 300C Set gt glbl PLA 50 Set gt glbl PLB 25 Set gt glbl OPLP Off Set gt InP1 In 1 H Set gt InP1 Dec1 0 0 Sets Out1 Pre1 4 20 Set gt Out3 Ot 3 Al Set gt Out3 Lat3 Yes Set gt Out3 Sid3 Hi 18 Appendix A Default Factory Configuration Model 101303 23 Input voltage settings Caution Input and output voltages can be changed with internal transformer tap settings The information below is for reference only and to be done only by the factory or qualified technician For 120V operation Switched output For 240V operation Switched output jumper 1 to 2 3 to 4 from controller jumper 2 to 3 and from controller 5 to 6 and 7 to 8 switched 120VAC 6 to 7 ONLY switched 240VAC Jumpers Jumpers Neutral Neutral 120VAC 240VAC Output voltage settings For 16V output connect X1 and X3 to L2 and For 32V output connect X1 to L2 and connect X2 and X4 to L1 connect X4 to L1 and connect X2 to X3 Outlet 120VAC 120VAC 120VAC 120VAC H3 H2 19 Input voltage settings Model 101303 23 8V output with 120V input Note 8V output configuration is only possible at 120V input Current is limited to 94 Amps when output is configured for 8 Volts output For 8V output and 120V input connect X1 and X3 to L2 and conne
15. hermocouple sensor input e range 0 to 1370 C e ambient rejection lt 0 1 C C e connector standard Type K Enclosure standard EIA 19 EIA rackmount 7 0 tall 5 rack units 14 deep 44 Ibs Ambient temperature range 0 to 60 C non condensing Watlow is a registered trademark of Watlow Electric Manufacturing Co iii Model 101303 23 Specifications Model 101303 23 Table of Contents Important Safety Notice sise ii Where to Get More Information ii Warranty and Repair Information ccceccceesceeceeceeeseeeeeeeseeeaeeesaecsaeceaeenseenseees ii Model 101303 23 Specifications cccecccecssesssecseeesseeseessecesecesecnecseeeseeeenseeenes iii OVENI EW ee aater stares er Eina envolten GE tt EON SEARRE 2 Control Module Displays and Menu Navigation ccccccsscsseceteceteeseeeeeeeseeeenes 3 Limit Module Displays and Menu Navigation 4 Getting Started cise tiets ton oo Wie Era dits mils tic ai ria ats ta Als 5 Programming and Executing Profiles ccccesccesscseseeeeceeseeeeeeeeeeeeaeenseenseeeaeens 9 Programming a Profile 9 Rimming a Professeurs cran cadaver an aa E AAOS ia 11 Resuming a Halted Profile 11 Using the Wait for Process Deviation Function 11 Advanced Features and Settings c ccccccscecssessseesseesseesseceeecesecnseeeeesereseeeeeneesns 12 Setting the autotune point to a lower value 12 Switching between Celsius and Fahrenheit ccccesccessce
16. int or parameter value Pressing them simultaneously for 3 seconds accesses Operations Page If held for 3 more seconds accesses Setup Page See Advance Key Watlow Series 96 User s When at the home page pressing this Manual for full description of key will open the programming menu Operations and Setup Pages If in other menus this key selects the menu choice in the upper display o scrolls through menu selections or Infinity Home Key i will scroll through parameter values in From the home page pressing once opens the lower display the Pre run menu pressing again starts the profile and opens the Run menu If not at the home page pressing this key will exit the menu system and return to the home page Figure 1 Control module keys and displays Watlow is a registered trademark of Watlow Electric Manufacturing Co 3 Control Module Displays and Menu Navigation Model 101303 23 Limit Module Displays and Menu Navigation The Watlow Series SD Limit Controller monitors the Limit sensor and will shut down output power if the limit controller s alarm setpoint is exceeded Upon power up the limit sensor s process temperature is indicated in the upper display The alarm setpoint is set by pressing the blue Advance key until A 1 hi is displayed in the lower right display The value of the alarm setpoint should be visible in the upper left display Use the up and down arrows to adjust the alarm setpoint value The s
17. o be set Warning This unit is designed to deliver maximum output voltage and amperage to the load at 100 controller output If the load is designed to run at lower than the maximum output capability the controller must be adjusted to limit the voltage to this load The factory has limited the output of this controller as per the controller settings listed in the Factory Configuration in Appendix A It is likely that the user will need to change these settings to reach desired operating temperatures and ramping rates Consult the Series 96 Manual for necessary settings To enable power limiting in the control module 1 On the control module press the up and down arrows simultaneously After three seconds the word 8PEr will be visible in the lower display Continue pressing both keys until SEE appears in the lower display 2 Use the arrow keys to scroll through the parameters until the upper display shows SL BL 3 Press the advance key to select the global menu Press the advance key five times until the lower display reads PLSP Use the arrow keys to adjust the upper display to the desired temperature breakpoint where the controller will switch to the power limits set below 5 Press the advance key once so that the lower display shows PL AR Use the arrow keys to select the power limit in percent for temperatures above the temperature breakpoint set in step 4 6 Press the advance key once so that the lowe
18. on the rear panel If you need to add connectors to your sensors do it now Remember thermocouples are polarity sensitive for Type K the yellow wire is positive 5 Getting Started Model 101303 23 Warning This unit is designed to deliver maximum output voltage and amperage to the load at 100 controller output If the load is designed to run at lower than the maximum output capability the controller must be adjusted to limit the voltage to this load The factory has limited the output of this controller as per the controller settings listed in the Factory Configuration in Appendix A It is likely that the user will need to change these settings to reach desired operating temperatures and ramping rates Consult the Series 96 Manual for necessary settings Load Fuse Use sermicondic tor 3 Plug the unit into a power receptacle Do not connect the system heater at this time Warning This instrument is designed for use with input voltage current and frequency as specified in the Factory Configuration in Appendix A only serious equipment damage and or injury will occur if it is connected to improper power 3 Power up the instrument 1 Turn the instrument on using the front panel switch 2 After a few seconds the sensor temperature will be visible in the upper display of the control module in Celsius and the setpoint will be visible in the lower display Verify that this sensor temperatu
19. r display shows PL Bb Use the arrow keys to select the power limit in percent for temperatures below the temperature breakpoint set in step 4 7 Press the infinity key to return to the main display 13 Advanced Features and Settings Model 101303 23 Caution The autotune algorithm overrides these power limits during its execution Do not autotune your system if it can be damaged by 100 duty cycle Other features There are number of other features which are supported on the controller but are typically only useful under very special circumstances These are described briefly here Please consult the Watlow Series 96 user s manual for more information Caution There may be subtle intricacies and implications for system operation when implementing these advanced features These alternate modes are not recommended except for use by expert users in special applications 1 Bumpless Failure Mode the controller output may be configured to keep outputting a fixed percent power rather than shutting off after a sensor fault 2 Additional alarm configurations The over temperature alarm may be configured to be non latching default is latching meaning it must be manually reset even when the process is back in the safe region The alarm may be configured to be two sided silenceable ability to be overridden and or triggered by a deviation from setpoint These other alarm modes should be very
20. re appears reasonable 6 Getting Started Model 101303 23 4 Set over temperature alarm set point The over temperature alarm setpoint of the limit module must be set For more information about the user interface see Limit Module Displays and Menu Navigation above Note The module will exit the menu system and return to the main display in 60 seconds if no keys are pressed If the limit sensor reaches this setpoint for any reason the heater output will be shut off until the user resets the instrument manually by pressing the infinity key on the limit module after the temperature has dropped more than 2 C below this alarm limit On the LIMIT module 1 Press Advance key until A 1hi is displayed in the lower right display The alarm setpoint may now be set with the arrow keys 3 Return to the main display by pressing the infinity key 5 Set the setpoint 1 The setpoint can be adjusted using the up and down arrow keys from the home page not while inside any other menus At this point adjust the setpoint to a value below the current process temperature to avoid applying power to the output The lower display shows L_BFF if the setpoint is adjusted to its lowest permissible value 0 C 6 Verify proper system performance 1 Ifyour system will be damaged by 100 output power set the power limits on the control module as described in the Advanced Features section In Appendix A the Power Limit Paramete
21. roduct Warranty TB 166 ii Important Safety Notice Model 101303 23 Model 101303 23 Specifications e Ramp and soak programmability with storage for 2 profiles with up to 8 steps per profile Autotuning PID control also supports manual tuning and other control modes including alarm mode Solid state control utilizing an oversized solid state relay for long life and precise control Phase angle fired SCR for use with tungsten heating elements Inductively coupled load for use with 8 16 or 32 volt loads See Factory Configuration in Appendix A Over temperature protection utilizing a separately controlled alarm setpoint and an independent mechanical relay in series with the solid state control relay Internal SCR is short circuit protected by a back panel accessible semiconductor fuse HWL p n 101960 01 FWH 020A6F e Over current protection using a front panel circuit breaker Open loop protection shutting down output if open loop operation is detected factory preset with open loop off Dual LED displays on control module for simultaneous indication of process temperature and setpoint in Fahrenheit or Celsius default Input power 100 130 VAC or 230 240 VAC 50 60 Hz See Factory Configuration in Appendix A Output power e See Factory Configuration in Appendix A Display resolution 1 o Absolute accuracy 1 Heater connector 3 pin screw terminal including ground conductor Type K t
22. rs factory preset is shown 2 Turn the unit off plug in the heater and turn the unit back on again 3 Set the setpoint a few degrees above the present process temperature so that output power will be applied Verify that a LED 1 illuminates or begins to flash intermittently indicating heater output is activated and b The temperature begins to rise 4 Ifthe system temperature does not begin rising shut off power and investigate sensor and heater connections and integrity If the circuit breaker trips or any errors are displayed refer to the Error Messages and Troubleshooting section of this manual 7 Autotune the system Excellent thermal control is normally attained by automatically tuning the control parameters described below to the specific thermal system The controller should be autotuned the first time it is used and whenever the thermal properties of the system being controlled change significantly 7 Getting Started Model 101303 23 Warning For systems that cannot tolerate the overshoot that can occur during the autotuning process change the ATSP parameter as described in the advanced features to a lower value so that the system autotunes around a lower value The default autotuning point is 90 of the setpoint This may also be set to 100 to tune the controller at the setpoint if your system allows Be aware that the autotuning algorithm turns power on at 100 to measure system response Operating at
23. seceeseeeeeeeeeeeeeeenes 12 Changing the resolution decimal point 12 PO CE ID Ei lianes esate Ea EAE ATO aaRS 13 Other features is nt a as Ca GRES 14 Error Messages and Troubleshooting 15 Error MESSA DE Sa i retrat i ie atesa tats iaia er 15 TIOUbleso ot secs ie mienne 15 Appendix A Default Factory Configuration 17 Input voltage settmes ami ea tes alat 19 Output voltage settings ss 19 8V output with 120V input 20 Appendix B Model 101303 23 Electrical Schematic 21 Model 101303 23 Overview The HeatWave Labs Model 101303 23 is a full featured high quality rackmount temperature controller designed for low voltage tungsten heater control applications requiring precise reliable control and ramp soak programmability Over temperature protection is provided by a completely independent limit controller and sensor The alarm will disable power to the heater if the alarm setpoint is exceeded Alarm switching is provided by an independent internal mechanical relay in series with the solid state control relay This alarm scheme provides protection against system runaway if the solid state relay should fail in the closed position In addition to over temperature protection the Model 101303 23 provides other mechanisms like open loop and open sensor detection to assist in system protection The phase angle fired SCR is protected by a semiconductor f
24. shing to continuous illumination 6 You may view the currently running step parameters by pressing the blue Advance key multiple times 7 To stop the profile press the Infinity key when the profile is running Resuming a Halted Profile If no changes are made to the profiles after a profile has been halted the profile can be resumed from the same step from which it was halted To resume the halted profile 1 Press the Infinity key on the control module once to enter Pre run Menu 2 Press the blue Advance key twice until r E SU appears in the lower display The upper display will show the file and step number at which the profile was halted and will be resumed Note the E SU parameter only appears in the Pre Run menu if a profile had been previously halted 3 Press the Infinity key to resume the profile Using the Wait for Process Deviation Function For each soak step in a profile a Wait for Process Deviation value Lu dE can be entered If a value is entered the controller will wait until the process value falls within the deviation band defined by that step s setpoint value the Wait for deviation value The controller will begin decrementing the time left in that step only after the Wait for condition has been met and will continue to do so regardless of the condition or process changes during the remainder of the step Programming and Executing Profiles Model 101303 23 Advanced Features and S
25. the limit module and heater output will be disabled This alarm can be cleared by pressing the infinity key after the process temperature has fallen more than 2 C below the alarm setpoint 8 Getting Started Model 101303 23 Programming and Executing Profiles This section outlines how to manage and execute temperature vs time profiles Detailed explanation of the menu structure and profile parameters can be found in the Watlow Series 96 User s Manual Note The default settings of the HeatWave Labs Model 101303 23 allow for only a subset of step parameters that are available in the Watlow Series 96 Controller For example by default the program type parameter found in the Global Menu is set to time based which means setpoint steps are specified in time durations as opposed to being specified as a ramp rate in degrees per unit time In addition event inputs and outputs are not used Therefore the event handling functions and wait for event features are not implemented Three menus are used to manage and execute profiles the Pre run Menu the Run Menu and the Programming Menu They can be accessed from the Home Page of the system The Home Page is essentially the main display where process temperature and setpoint are displayed and when the unit is not in another menu Menu Function Programming Allows the user to program the steps that are stored in the two profiles Use the blue Adv
26. use that can be replaced via back panel access 2 Overview Model 101303 23 Control Module Displays and Menu Navigation The Watlow Series 96 Controller with the ramping software option allows programming of 2 temperature vs time profiles called files that can each have up to eight distinct steps programmed into them Upon power up the unit starts at the Home Page and indicates the process temperature in the upper display and the setpoint or L BFF in the lower display While not running a profile the setpoint can be directly adjusted with the up and down arrow keys The setpoint is registered about 2 seconds after the last pressing of either up or down arrow Management programming and execution of temperature vs time profiles are explained in the Programming and Executing Profiles section LEDs 1 to 4 1 Illuminated when heater output is active For example it will be on continuously when the heater is at 100 power and on half the time when the heater is at 50 power 2 Not used 3 Illuminated when the over temperature alarm has been activated 4 Not used Upper Display Indicates process Profile Indicator temperature or parameter value when in menus Illuminated when controller has been set to manual mode where Upper Display indicates percent output Lower Display Indicates process setpoint or parameter name when in menus Up and Down Keys Pressing up or down alone changes the setpo
27. well understood before being implemented and are not recommended for general use 3 Calibration Sensor input and analog output may be manually calibrated to change offsets or gains This is rarely necessary since incorrect offsets and scaling are almost always caused by improper grounds faulty wiring or other pathological problems The controller should not be recalibrated unless it is certain that there are no other problems 4 PID parameters PID parameters may be manually adjusted Note that control can rarely be improved upon and danger of adversely affecting control performance is eminent 14 Advanced Features and Settings Model 101303 23 Error Messages and Troubleshooting Error messages The control module is capable of displaying a number of errors and alarm conditions These messages are described below For more details consult the Watlow Series 96 Manual Message Meaning and Corrective Action R3h i flashing in upper display Recorded process temperature has exceeded alarm limit over temperature setpoint Check value of alarm limit and integrity of sensor When the process temperature falls more than 2 C below the alarm limit clear the error by pressing the reset key Alternatively this alarm may be cleared by cycling power to the instrument once the process temperature has fallen below the alarm limit OPLP flashing in upper display Open loop error The controller has been outputting
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