Athena Technologies OTC25 N Weather Radio User Manual
Contents
1. P ATHENA SERIES OTC25 N L P DIGITAL TEMPERATURE CONTROLLERS Instruction Manual Introduction Features PEA Safety Warning Congratulations on your purchase of an Athena Series 0TC25 Digital Temperature Controller It is designed for ease of use and reliability wherever accurate temperature control is required After following the instructions for installation simply step through and set each of the unit s parameters using the OTC25 s easy menu system If you still have questions or require any assistance in setting up or operating your controller please contact your Athena represen tative or call 1 800 782 6776 Type J Input OTC25 N OTC25 L Type J or K Input OTC25 P 0 396 FS Accuracy arge Easy to Read LED Display Selectable for Either Setpoint or Process Temperature Adjustable Output Hysteresis to Prevent Rapid Cycling Around Setpoint Temperature OTC25 N Adjustable Deviation Alarm Flashes Display When Measured Temperature Exceeds or Falls Below Setpoint Temperature NEMA 4X Front Bezel Splash Proof and Resistant to Dust Discrete Status Indicators Illuminate When Temperature Display Setpoint Display or Heat Cool Output is Active Approvals UR CUR CE In addition to presenting a potential fire hazard high voltage and high temperature can damage equipment and cause severe injury or death When installing or using this instrument follow all instructio2. selections are accessi ble only when the calibration jumper is installed as instructed on page 10 Figure 6 Parameter Key Used to access available parameters to set or change values Raise Key Used to scroll up through available parameter settings or to increase values Hold for fast step progression Lower Key Used to scroll down through available parameter settings or to decrease values Hold for fast step progression Discrete LED Indicators 0TC25 N Actual amber Setpoint amber Heat orange OTC25 L Actual amber Setpoint amber Limit orange 0TC25 Actual amber Setpoint amber Output 1 orange Output 2 orange OTC25 N On Off Temperature Controller Normal Operation The factory default display setting of the OTC25 N is for Actual Temperature The default display may be changed to setpoint temperature by selecting Setpoint at the Default Display parameter selection When the Default Display is changed to Setpoint the setpoint temperature may be adjusted by using the Raise A or Lower W keys The setpoint is adjustable from 32 to 905 F 0 to 485 C When the Default Display setting is Actual adjustment of the Setpoint may only be accomplished by pressing the Parameter Key momentarily to switch the display to Setpoint and then using the Raise A or Lower W Keys to change the Setpoint Value The display will automatically revert back to Actual five seconds after th
3. 622 x 3 622 92 mm x 92 mm 3 780 x 3 780 96 mm x 96 mm 0 250 6 35 mm 3 515 89 28 mm lt 15 oz 425 g 7 Fast On 250 6 35 mm Technical Specifications ss Input Source Temperature Sensor Type J OTC25 N L OTC25 P Type K OTC25 N L OTC25 P Thermocouple Range 6 to 926 F 14 to 496 C 32 to 999 F 0 to 537 C N A 0 to 999 F 17 to 537 C Output Source Power to Heater Solid State Relay Output 1 Solid State Relay Output 2 Electromechanical Relay 120 250 Vac Zero Voltage Switched 2 A Continuous 10 A Surge 25 C 120 250 Vac Zero Voltage Switched 0 5 A Continuous 10 A Surge 25 C 5 A 250 Vac 5 A 30 Vdc Max Switching Capacity 150W NOTES Keep This Information in a Safe Place Configured Parameters Reference Information Series OTC25 Temperature Controller Model Number Zone Location Firmware Version No Displayed when the controller is powered up after all the segments on both lines of the display have been tested Dear Customer Please keep this information handy in case your controller should lose its configured initial parameter values or for easy refer ence when setting up a new controller After auto tuning and when your controller is controlling well we suggest you write the displayed value for each of the menu parameters listed below If you do not use a listed parameter indicate N A Using this page to document your para
4. EQUIPMENT IS A CONSIDERATION IN LIMITING SELLER S LIABILITY NO ACTION REGARDLESS OF FORM ARISING OUT OF THE TRANSACTIONS OF THIS AGREEMENT MAY BE BROUGHT BY PURCHASER MORE THAN ONE YEAR AFTER THE CAUSE OF ACTION HAS ACCRUED SELLER S MAXIMUM LIABILITY SHALL NOT EXCEED AND BUYER S REMEDY IS LIMITED TO EITHER i REPAIR OR REPLACEMENT OF THE DEFECTIVE PART OR PRODUCT OR AT SELLER S OPTION ii RETURN OF THE PRODUCT AND REFUND OF THE PURCHASE PRICE AND SUCH REMEDY SHALL BE BUYER S ENTIRE AND EXCLUSIVE REMEDY THE SPECIFICATIONS PUT FORTH IN THIS MANUAL ARE SUB JECT TO CHANGE WITHOUT NOTICE Warranty Repair Information Unit Repairs It is recommended that units requiring service be returned to an authorized service center Before a controller is returned for ser vice please consult the service center nearest you In many cases the problem can be cleared up over the telephone When the unit needs to be returned the service center will ask for a detailed explanation of problems encountered and a Purchase Order to cover any charge This information should also be put in the box with the unit This should expedite return of the unit to you This document is based on information available at the time of its publication While efforts have been made to render accuracy to its content the information contained herein does not purport to cover all details or variations in hardware nor to provide for every possible contingency in conn
5. five seconds Limit Setpoint The Limit Setpoint determines the temperature at which the limit output will become inactive interrupting power to the process It is operator selectable from 32 to 905 F 0 to 485 C Automatic Startup Reset The automatic startup reset feature allows the limit output to be automatically reset at startup or to be latched at startup In the latter condition the limit output will have to be manually reset before the limit output will be activated relay closed allowing power to flow to process heaters or coolers Display Units This allows the operator to have the display indicate either degrees Fahrenheit or degrees Celsius OTC25 P Operation Sart 25 P PID Temperature Controller Normal Operation The factory default display setting of the OTC25 P is for Actual Temperature EXA The default display may be changed to setpoint temperature by selecting Setpoint at the Default Display parameter selection When the Default Display is changed to Setpoint the setpoint temperature may be adjusted by using the Raise or Lower W keys The setpoint is adjustable from 0 to 999 F 17 to 537 C When the Default Display setting is Actual adjustment of the Setpoint may only be accomplished by pressing the Parameter Key momentarily to switch the display to Setpoint and then using the Raise A or Lower W Keys to change the Setpoint Value The display will automatically revert back
6. 2 ommum E oF Figure 5a Series OTC25 N Parameters and Default Settings Display Units Low Calibration High Calibration Parameter Descriptions Default Display This parameter determines whether the OTC25 N s display shows the Setpoint or the actual temperature by default Regardless of the selection made here the operator can observe the other value by momentarily pressing the Parameter Key This will cause the alternate value to be displayed for five seconds Control Hysteresis Control Hysteresis is adjustable between 2 and 252 F 1 to 140 C This parameter is used by the control algorithm to prevent rapid cycling of the output around Setpoint The default value is 4 F 2 C This means the heat will turn OFF when the Actual Temperature exceeds the Setpoint by 2 F 1 C Conversely the heater will not turn ON until the Actual Temperature drops 2 F 1 C below the Setpoint Display Offset Display Offset is adjustable from 126 to 126 F 70 to 70 C It can be used to provide limited adjustment of the displayed temperature as a com pensation for offsets between the true temperature and the temperature seen by the thermocouple Operation ay Three Digit LED Display Displays measured temperature setpoint or parameter labels and settings e SETPOINT ACTUAL Figure 4 Front Panel Controls and Indicators 25 N Operation PA The Calibration High and Calibration Low
7. 5 3 5 96mm gt 6 35mm gt 88 9mm gt 888 3 780 MOUNTING 96mm s serront SCREWS k GASKET N PANEL em Before installing OTC25 ensure gasket seats evenly around edges of unit and that there are no breaks or tears in the gasket Insert the OTC25 through the front panel cutout slide mounting U bracket around unit and secure it with the screws provided Gasket should be evenly compressed around all sides to provide liquid tight mounting Wiring Operation p IMPORTANT All electrical wiring connections should be made only by trained personnel using Class 1 wiring and in strict accordance with the National Electrical Code and local regula tions Both of the incoming power lines should be fused with 2AG 0 5 A maximum rated fuses The OTC25 controller has built in circuitry to reduce the effects of electrical noise RFI from various sources however power and signal wires should always be kept separate We recommend separating wires into one bundle for power from line power and output and one bundle for signal from thermocouple The OTC25 power supply accepts 100 through 250 Vac and 120 through 250 Vdc line power without any switch settings or polarity considerations 2 com Hourua N bu Lu 94 gt dm 9 E Fig
8. e last keypress Parameter Configuration Your OTC25 N controller s parameter selections are explained on the next page with default settings shown in Figure 5a 25 N Operation prac OTC25 L Operation E Deviation Band Alarm A Deviation Band is a pre set number of degrees plus and minus around the Setpoint Value ex 10 F A Deviation Band Alarm provides an indication to the operator that the Actual Temperature has either exceeded or dropped below the chosen deviation This parameter can be turned off or adjusted from 1 to 252 1 to 140 C When the process variable is out side the deviation band the alarm is indicated by flashing the display regardless of whether setpoint or actual temperature is displayed and the optional alarm output is activated Display Units This allows the operator to have the display indicate either degrees Fahrenheit or degrees Celsius 0TC25 L Limit Controller Normal Operation The factory default display setting of the OTC25 L is for Actual Temperature The default display may be changed to setpoint temperature by selecting Limit Setpoint at the Default Display parameter selection When the Default Display is changed to Limit Setpoint the limit setpoint temperature may be adjusted by using the Raise or Lower W keys The limit setpoint is adjustable from 32 to 905 F 0 to 485 C When the Default Display setting is Actual EXA adjustment of the Limit Se
9. ection with the installation and maintenance Features may be described herein which are not present in all hardware Athena Controls assumes no obliga tion of notice to holders of this document with respect to changes subsequently made Proprietary information of Athena Controls Inc is furnished for customer use only No other use is authorized without the writ ten permission of Athena Controls Inc Operating Limits Ambient Temperature Relative Humidity Tolerance Power Sensor Range Type J Thermocouple Type K Thermocouple Performance Accuracy Setpoint Resolution Repeatability Temperature Stability TC Cold End Tracking Noise Rejection Temperature Sampling Control Characteristics Control Hysteresis Display Offset Mechanical Characteristics Display Display Height Color Front Panel Cutout Bezel Outside Dimensions Bezel Height Case Depth Weight Connections Contacts 32 F to 140 F 0 C to 60 C 20 to 95 Non Condensing 85 to 250 V 10 50 60 Hz Single Phase 120 to 250 Vdc OTC25 N L 6 to 926 14 to 496 C OTC25 P 32 to 999 0 to 537 C OTC25 P 0109999 17 to 537 C 0 3 of Full Scale 0 10 Typical 1 Digit 1 F C 1 Count 5 uV C Maximum 0 05 C C Ambient 100 dB Common Mode 70 dB Series Mode 3 7 Hz 270 ms 2 to 252 F 1 to 140 C 126 to 126 F 70 to 70 C 7 segment LED alphanumeric 3 digits 0 56 14 22 mm Orange 3
10. erature flashing on the display Allow reference to settle for 10 seconds before proceeding 9 Repeat Step 6 for this reference point 10 Press the Parameter Key for 10 seconds or allow 60 seconds of inactivity 11 Adjust the reference source to output a voltage equivalent to that generated by a J or K OTC25 P thermocouple at 32 F 0 C Verify that after settling the OTC25 indicates a measured temperature of 32 F 0 C 12 Repeat Step 11 for the upper reference point Display Problem Broken thermocouple Possible Solution Verify wiring lead wire or defective sensor Replace sensor Input Signal is below calibration of unit Verify Input Signal check calibration USE OF THIS EQUIPMENT IN A MANNER NOT SPECIFIED BY THE MANUFACTURER MAY IMPAIR PROTECTION PROVIDED BY THE EQUIPMENT The maximum supply current is line voltage dependent 60 mA for an 100 250 Vac input fuse rating 2AG 0 5 A Output Specifications Output 1 Type Max current Voltage Leakage T Triac 2A 400 Vpk 1 mA B Relay 5A 380 V Output 2 Type Max current Voltage Leakage T SSR 0 5A 400 Vpk 1 mA B Relay 5A 380 V CLEANING INSTRUCTIONS 1 Remove power from the unit prior to any cleaning operation 2 Use a cotton cloth to gently and sparingly apply isopropyl alcohol only Do not use cleaners or other solvents as they may damage the unit 3 Allow the unit to dry completely prior to
11. from 126 to 126 F 70 to 70 C It can be used to provide limited adjustment of the displayed temperature as a compensation for offsets between the true temperature and the temperature seen by the thermocouple OTC25 P Operation pcm Proportional Band Proportional Band is a PID parameter that represents the amount of deviation of the controlled variable required to move through the full range expressed in of span or degrees of temperature This para meter can also be expressed as Gain the wider the band the lower the gain Rate Rate is a PID parameter Derivative Action that produces a corrective signal proportional to the rate at which the controlled variable is changing It is used to correct for overshoot and undershoot Reset Reset is a PID parameter Integral Action that produces a corrective signal proportional to the length of time and magnitude that the con trolled variable has been off setpoint It is used to accommodate load changes Heat Cycle Time AA Heat Cycle Time is displayed in seconds and can be set from 0 to 120 seconds A setting of zero represents a heat cycle time of 300 mil liseconds Cool Cycle Time Cool Cycle Time is displayed in seconds and can be set from 0 to 120 seconds A setting of zero represents a cool cycle time of 300 mil liseconds This menu parameter will only be displayed if output 2 is configured to be a cool output Deviation Band Alarm A Deviation Band i
12. meter settings could reduce your downtime If you have any questions or need further assistance please contact Athena Controls Technical Support Toll free in U S 800 782 6776 Telephone 610 828 2490 Fax 610 828 7084 E Mail sales athenacontrols com Web www athenacontrols com OTC25 N OTC25 P OTC25 L GFF oie im m 0 cS r i BR zm ar c y o D rr CRE Abr Get Une C m n ATHENK NOTES Keep This Information in a Safe Place Configured Parameters Reference Information Series OTC25 Temperature Controller Model Number Zone Location Firmware Version No Displayed when the controller is powered up after all the segments on both lines of the display have been tested Dear Customer Please keep this information handy in case your controller should lose its configured initial parameter values or for easy refer ence when setting up a new controller After auto tuning and when your controller is controlling well we suggest you write the displayed value for each of the menu parameters listed below If you do not use a listed parameter indicate N A Using this page to document your parameter settings could reduce your downtime If you have any questions or need further assistance please contact Athena Controls Technical Support Toll free in U S 800 782 6776 Telephone 610 828 2490 Fax 610 828 7084 E Mail sales athenacontrols com Web www athenacont
13. ns carefully and use approved safety controls Electrical connections and wiring should be performed only by suitably trained personnel Do not locate this instrument where it is subject to excessive shock vibration dirt moisture oil or other liquids The safe Operating temperature range for this unit is 32 F to 140 F 0 C to 60 C Copyright 2004 Athena Controls Inc Table of Contents Installation Mounting Wiring Operation OTC25 N On Off Controller OTC25 L Limit Controller OTC25 P PID Controller Calibration Error Codes IEC Requirements Warranty Repair Information Technical Specifications ol AN N e 11 11 12 14 Installation Pre Installation Instructions 1 Inspect shipping carton for obvious signs of mishandling 2 After removing the controller from the shipping carton inspect it carefully for damage Never attempt to install and use a damaged unit 3 Verify that the ordering code number indicated on the side of the controller matches what was ordered 3 780 LL Gom 028 3 5 6 35mm gt lt 88 9mm 3 780 96mm Figure 1 Case Dimensions Prior to mounting the OTC25 in your panel make sure that the cutout opening is of the right size 3 622 x 3 622 92 mm x 92 mm and deburred to enable a smooth fit A minimum of 5 0 127 0 mm of depth behind the panel is required Mounting es Figure 2 Mounting Diagram 3 780 0 2
14. reapplying power Warranty Repair Information IA Two Year Limited Warranty THIS EQUIPMENT IS WARRANTED TO BE FREE FROM DEFECTS OF MATERIAL AND WORKMANSHIP IT IS SOLD SUBJECT TO OUR MUTUAL AGREEMENT THAT THE LIABILITY OF ATHENA CONTROLS INCORPORATED IS TO REPLACE OR REPAIR THIS EQUIPMENT AT ITS FACTORY PROVIDED THAT IT IS RETURNED WITH TRANSPORTATION PREPAID WITHIN TWO 2 YEARS OF ITS PURCHASE THE PURCHASER AGREES THAT ATHENA CONTROLS INCORPO RATED ASSUMES NO LIABILITY UNDER ANY CIRCUMSTANCES FOR CONSEQUENTIAL DAMAGES RESULTING FROM ITS USE OR FROM IMPROPER HANDLING OR PACKAGING OF SHIPMENTS RETURNED TO THE FACTORY COMPONENTS WHICH WEAR OR WHICH ARE DAMAGED BY MIS USE ARE NOT WARRANTED THESE INCLUDE CONTACT POINTS FUSES ELECTROMECHANICAL RELAYS AND TRIACS UNITS WHICH HAVE BEEN MODIFIED BY A CUSTOMER IN ANY WAY ARE NOT WARRANTED Other than those expressly stated herein THERE ARE NO OTHER WARRANTIES OF ANY KIND EXPRESS OR IMPLIED AND SPECIFICALLY EXCLUDED BUT NOT BY WAY OF LIMITATION ARE THE IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY IT IS UNDERSTOOD AND AGREED THE SELLER S LIABILITY WHETHER IN CONTRACT IN TORT UNDER ANY WARRANTY IN NEGLIGENCE OR OTHERWISE SHALL NOT EXCEED THE RETURN OF THE AMOUNT OF THE PURCHASE PRICE PAID BY THE PUR CHASER AND UNDER NO CIRCUMSTANCES SHALL SELLER BE LIABLE FOR SPECIAL INDIRECT INCIDENTAL OR CONSEQUEN TIAL DAMAGES THE PRICE STATED FOR THE
15. rols com OTC25 N OTC25 P OTC25 L L J Uu 2 Y gm ES Un im m 0 cS r i BR zm ar c y o D rr CRE Abr Get Unt m HENN ma __ A NOTES For technical assistance call toll free 1 800 782 6776 in the U S or 610 828 2490 from anywhere in the world or e mail techsupport athenacontrols com ATHENA Athena Controls Inc 5145 Campus Drive Plymouth Meeting PA 19462 USA Toll free 800 782 6776 Tel 610 828 2490 Fax 610 828 7084 techsupport athenacontrols com athenacontrols com 900M015U00 REV B 082504
16. s a pre set number of degrees plus and minus around the Setpoint Value ex 10 A Deviation Band Alarm provides an indication to the operator that the actual temperature has either exceeded or dropped below the chosen deviation This parameter can be turned off or adjusted from 1 to 252 F 1 to 140 C When the process variable is outside the deviation band the alarm is indicat ed by flashing the display regardless of whether setpoint or actual temperature is displayed and activating an output if configured as such Output 2 Configuration Output 2 may be configured as either a control output or as an alarm output for the deviation band alarm When configured for control out put 2 acts as a cool PID output When configured for an alarm output 2 is activated when the deviation alarm is active and deactivated when the deviation alarm is inactive Display Units This allows the operator to have the display indicate either degrees Fahrenheit or degrees Celsius Input Type Sensor input type may be either a Type J or Type K thermocouple Calibration ee The Calibration High and Calibration Low selections are accessi ble only when the calibration jumper is installed Figure 6 Calibration EA Calibration of the OTC25 controller requires the operator to apply two separate fixed and specific signals Calibration Low and Calibration High from a reference source thermocouple calibrator to the controller The Rai
17. se amp Key tells the controller to read the applied signal and use it as a reference point Figure 6 Location of Calibration Jumper Calibration Procedure 1 Prior to applying power to the unit install the calibration jumper on the microprocessor board as shown in Figure 6 2 With the instrument still unpowered connect a calibration reference source to the thermocouple input terminals on the OTC25 3 Apply power Allow at least 15 minutes for the controller to warm up before continuing 4 Using the Parameter Key index to the Calibration Low parameter The display will alternately flash this mnemonic and the number 32 0 for Celsius units 5 Adjust the reference source to output a voltage equivalent to that generated by a J or OTC25 P thermocouple at 32 F 0 C Allow reference to settle for 10 seconds before proceeding 6 Press the Raise key A once to set this reference point The display will stop flashing momentarily while the controller self calibrates approx 3 seconds and then resume flashing 7 Press the Parameter Key index to the Calibration High Calibration TEE EON NEGET mnn parameter The display will alternately flash this mnemonic and the temperature value it expects to see Error Codes EPICURI IEC Requirements 8 Adjustthe reference source to output a voltage equivalent to that generated by a J or K OTC25 P thermocouple at the temp
18. to Actual five seconds after the last keypress Parameter Configuration Your OTC25 P controller s parameter selections are explained on the next page with default settings shown in Figure 5c To enter the configuration menu press and hold the Parameter key for 10 seconds until the display changes to the parameter mode Press the Parameter key again to index through the avail able parameters Pressing the Parameter Key for 3 seconds or allowing 60 seconds of inactivity will cause the OTC25 P to exit the menu system and return to normal operating mode OTC25 P Operation EA Parameter Range Range Display Options Default Default C Default Y BER 2 gag Displ 126t z a ua NIE Proportional 11 1t Operat E Rate je AE OS E 0 to 999 ta Heat Cycle 0 to W in BC Cool Cycle Time Deviation 1to 1 M AM Nee Band Alarm Selectable Y Output 2 in Input Type Low Calibration High Calibration P TC TC Figure 5c Series OTC25 P Parameters and Default Settings Parameter Descriptions Default Display This parameter determines whether the OTC25 P s display shows the Setpoint or the actual temperature by default Regardless of the selection made here the operator can observe the other value by momentarily pressing the Parameter Key This will cause the alternate value to be displayed for five seconds Display Offset Display Offset is adjustable
19. tpoint may only be accomplished by pressing the Parameter Key momentarily to switch the display to Limit Setpoint and then using the Raise A or Lower W Keys to change the Limit Setpoint Value The display will automatically revert back to Actual five seconds after the last keypress Parameter Configuration Your OTC25 L controller s parameter selections are explained on the next page with default settings shown in Figure 5b To enter the configuration menu press and hold the Parameter key for 10 seconds until the display changes to the parame ter mode Press the Parameter key again to index through the available parameters Pressing the Parameter Key for 3 seconds or allowing 60 seconds of inactivity will cause the OTC25 L to exit the menu system and return to normal operating mode OTC25 L Operation BE Parameter Display Options nn Default C Default Display Limit 55 CE Setpoint 905 Des EP END E Z LIS Low Figure 5b Series OTC25 L Parameters and Default Settings Calibration High Calibration Parameter Descriptions Default Display This parameter determines whether the OTC25 L s display shows the Limit Setpoint or the actual temperature by default Regardless of the selection made here the operator can observe the other value by momentarily pressing the Parameter Key This will cause the alternate value to be displayed for
20. ure 3 Wiring Connections Athena Series 0TC25 Digital Temperature Controller Just a few easy steps are required before your OTC25 can be placed into service After completing the mounting and wiring procedures as previously instructed set each controller parameter using the simple front panel keys as instructed Power On When power is first applied to the OTC25 all segments of the LED display as well as the discrete indicators will be momentarily illuminated while the instrument goes through a series of diagnostic checks to verify proper operation of the unit A software version will then be displayed e g MH The last two digits of this code indicate the software revision supplied with your controller Please provide this revision number when contacting us regarding your unit This display is followed by a mnemonic code representing the OTC25 model type OTC25 N To enter the configuration menu press and hold the Parameter key for 10 seconds until the display changes to the parameter Operation mode Press the Parameter key again to index through the avail aie parameters Pressing the Parameter Key for 3 seconds or allowing 60 seconds of inactivity will cause the OTC25 N to exit the menu system and return to normal operating mode Parameter Default Display Control Hysteresis se mm um OFF 1 Offset Deviation Band Alarm to 25
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