Operating Instructions
Contents
1. MC04 7 2416 Controller Programmer 5 1 5 2 5 3 2416 OPTIONS Because options can be ordered in a variety of combinations and for a variety of purposes exact instructions are not given here The full Eurotherm manual may be required to determine customer parameter settings To reveal or hide lists and parameters in the controllers it is necessary to go into Edit mode and enter a security code Please consult Carbolite Digital Communications RS232 If the RS232 option is supplied then the furnace is fitted with one subminiature D socket connected to the controller comms module RS232 is suitable for direct connection to a personal computer PC using a straight through cable as follows the linked pins at the computer end are recommended but may not be necessary The cable is usually 25 pin at the furnace end and 9 pin at the computer but other alternatives are shown in parentheses Furnace end of cable RS232 Cable furnace to PC Computer end of cable female 25 pin 9 pin 9 pin 25 pin male Rx 2 3 eo 2 Tx Tx 3 2 na 3 Rx Com 7 5 CO 7 Com 7 8 4 5 Link together 1 4 6 6 8 20 Link together Digital Communications RD485 422 If an RS485 422 option is supplied then the furnace is fitted with two D sockets Connection between products is by straight cable as follows RS485 cable furnace to furnace female 25 pin 9 pin 25 pin 9 pin female a DEOS a a 3 2 3 2 Com 7 5 E2. See the following sections 2416 Controller Programmer 3 2 2416 PROGRAMMING Creating a Program Note that a currently active segment cannot be altered put the programmer into Hold or Reset whenever it is necessary to do so to alter a parameter Go into Reset mode i e press Run Hold for 2 seconds before starting to create or modify a program Press Page until Prob L SE is displayed Press Scroll Q to reveal the Holdback and Loop Count parameters See sections 3 2 and 3 5 for a description of these Press Scroll Q to display SEG n segment number use Down q or Up p to move to the segment to be adjusted or created Press Scroll Q to see the segment type EYPE Use Down q or Up p to change the required segment type see the table Press Scroll Q to access the parameters appropriate to the type of segment chosen see the following table and use Down q or Up p to alter the values The final segment should be of type End unless all program segments are used Segments after End are ignored Segment type Parameter function PmPr ELE The target set point for this segment REE The ramp rate rate of temperature change in minute l mPE ELE The target set point for this segment dur The duration of the segment The controller calculates the rate of temperature rise necessary to achieve this duration dwE dur The time in minutes to remain at the previous target temperature 10ths of a minut
3. 7 5 Com RS422 furnace to furnace female 25 pin 25 pin female ae g a lt oe on Rx 16 16 Rx Com 7 _ S S S__ S SsSsSS SS wi Com re x lt XX ee Tx 13 13 Tx If a boxed KD485 RS485 422 to RS232 converter is supplied then the connection cable from furnace to KD485 should be a straight cable the same as the furnace to furnace cable The connection between the KD485 and the PC should be a crossover cable the same as the Furnace to PC cable in section 5 1 Note that the internal wiring of the KD485 box for the 5 wire RS422 system includes a cross over Comms Address Typically the comms address is set to 1 but this can be changed In the case of RS422 485 and multiple instruments it is necessary to set different addresses Press Page a few times to get to cm5 comms list Scroll Q to Addr address and use Down q or Up p to alter the comms address of the controller MC04 5 4 5 5 5 6 MC04 2416 Controller Programmer Alarm Option When an alarm board is fitted with free contacts for customer use the contacts are taken to a panel plug on the control panel wired as indicated Controller supply oo load The purpose of the 2 amp fuse is to guard against the connection of a mains supply to the panel plug The instrument configuration and parameters available to the operator depend on the customer requirements Program Segment Output Where the requir
4. AF ABET 1ol mae a 0 _ orm uy a p gt Operating Instructions Temperature Programmer Eurotherm 2416CG 2416P8 Including 2132 or 2116 Overtemperature Controller Instructions EUROTHERM lt 24 Ib H Ib m Fo 0 v La CONTENTS section page 1 2416 Description 2 2 2416 Basic Operation 3 3 2416 Programming 4 4 2416 Navigation Diagram 7 5 2416 Options 8 6 2132 2116 Description 10 7 2132 2116 Operation 10 8 Power Limit 12 See also the main manual for the furnace oven or other product to which the controller is fitted 2h Barloworld Scientific MC04 1 07 2416 Controller Programmer 1 2416 DESCRIPTION 1 1 Controller Nomenclature and Scope of Manual In this manual the temperature controller programmer is called the 2416 or the 2416CG The manual also applies to the multi program version 2416P8 This manual accords with software version 3 06 and to any other software versions where the instrument can be configured in accordance with the navigation diagram and other instructions given in this manual Special customer requirements may result in changes to the available parameters and the navigation diagram It is not possible to list all the possibilities in this manual 1 2 2416CG Controller The Eurotherm model 2416CG is a digital instrument with PID control algorithms which may be used as a simple controller or an 8 segment programmer The 2416P8 is an eig
5. cond press reveals the present temperature as measured by the overtemperature controller To return to the Home list at any time press Page and Scroll Q together or wait for 45 seconds The Down q and Up p keys are used to alter the setpoint or other parameter values MC04 7 1 7 2 7 3 7 4 7 5 7 6 MC04 2132 2116 Overtemperature Controller Basic Operation Use Down q and Up p to alter the overtemperature setpoint This should normally be set a little above the maximum working temperature say 15 C above The unit is supplied at 15 C above the furnace or oven maximum working temperature Press Scroll Q to view the present temperature as seen by the overtemperature controller Press it twice because the first press shows the temperature units C Overtemperature Alarm If an overtemperature condition occurs the OP2 indicator flashes and an alarm message ZFSH also flashes alternating with the setpoint Power to the heating elements is disconnected Resetting the Overtemperature Alarm To acknowledge the alarm press Scroll Q and Page together If the alarm is acknowledged while there is still an overtemperature condition the OP2 indicator stops flashing but continues to glow The 2FSH alarm continues to flash until the over temperature condition is cleared by the temperature falling when normal operation resumes If the alarm is acknowledged when the temperature has dropped or after the overtempera
6. d parameter change Page Allows access to the parameters within the controller most lists and parameters are hidden from the operator as they contain factory set values which should not be altered A single press of the page key shows the temperature units normally C further presses reveal the lists indicated in the Navigation Diagram Scroll Allows access to the parameters within a list A single press displays the temperature units further presses reveal the parameters in the current list Some parameters are display only others may be altered by the operator Page Scroll Press together to cause an immediate return to the Home List Run amp Hold Indicate the current mode Run Hold or Reset Reset both lights off Run flashes at the end of a program Hold flashes during holdback when the program is paused to allow the temperature to catch up with a heating or cooling rate which is too fast Output Indicator OP1 indicates that the programmer is calling for heat to be supplied OP2 is not used SP2 and REM Not generally used indicate Second or Remote setpoint in use 2 3 MC04 Operation as a Simple Controller Press Run Hold for 2 seconds to go into Reset mode Use Down q or Up p from the Home List i e when the temperature is displayed to adjust the setpoint The unit starts to control in the way indicated in Fig 1 Note that to use the Ramp Rate feature as in Fig 2 it is necessary to create a program
7. de temporary changes may be made to parameters these apply only until the program ends or is reset To pause a program press Run Hold the Hold light comes on To terminate a program press Run Hold for 2 seconds the Run and Hold lights go out While the program is running the working setpoint is shown in the lower display 2416 Controller Programmer 3 7 SO DO ON Se p NO NNN WN N e PF FR RR Re AB WN FR OO WON AW NM PW WV Program example The following sequence of entries creates and runs the program shown graphically below Press page key until Prob L SE is displayed Press scroll until CYL n is displayed and use the arrow key to select Press scroll until SEG n is displayed and use the arrow key to select Press scroll until EYPE is displayed and use the arrow key to select rmPr Press scroll until EGE is displayed and use the arrow key to select BDD Press scroll until AEE is displayed and use the arrow key to select 55 Press scroll until SEG n is displayed and use the arrow key to select 2 Press scroll until EYPE is displayed and use the arrow key to select dwE Press scroll until dur is displayed and use the arrow key to select BOD Press scroll until SEG n is displayed and use the arrow key to select J Press scroll until tYPE is displayed and use the arrow key to select rmP E Press scroll until EGE is displayed and use the arrow key to select HDD Press scroll until dur is displayed and use t
8. ement is for program segment output an extra parameter is revealed in the Prob L SE For each program segment after the segment type and settings the parameter Gut appears This has values on and off If the value is set to on then the relay closes during the segment Remote Input and Output Analogue Communications When analogue communications are fitted the contacts are taken to banana plug sockets on the control panel controller Controller configuration depends on customer requirements Remote input when specified may be switched on and off using the Local Remote parameter in the controller home list if this was made available for a particular application Remote output does not require switching on and off 2132 2116 Overtemperature Controller note the following sections apply only when overtemperature control is fitted 6 2132 2116 DESCRIPTION EUROTHERM Output Light Timer Light n n E Display The 2116 is similar to the 2132 10 but twice the height The operating instructions are the same Page Scroll Down Up The overtemperature controller model 2132 or 2116 is made by Eurotherm and is fitted by Carbolite configured for immediate use It is a digital instrument with a latching alarm requiring no additional panel controls for its use The controller features easy setting of overtemperature setpoint and reading of current temperature at the overtemperature sensor The controll
9. er does not contain a real time calendar and is not subject to century end date problems To operate the controller there must be power to the furnace or oven and the Instrument switch must be on If a time switch is included in the furnace or oven circuit this must be in an On period When an overtemperature condition occurs the controller cuts the power to a contactor which in turn cuts power to the heating elements Power is not restored until the controller is reset Other components do not generally have power to them cut on overtemperature oven fans usually remain running but may not do so if other options such as a door switch are fitted 2132 2116 OPERATION When switched on the controller lights up goes through a short test routine and then displays the measured temperature or the overtemperature setpoint The Page key allows access to parameter lists within the controller most lists and parameters are hidden and cannot be accessed by the operator because they contain factory set parameters which should not be changed A single press of the page key displays the temperature units normally set to C further presses reveal the lists indicated in the Navigation Diagram in section 7 6 The Scroll key Q allows access to the parameters within a list Some parameters are display only others may be altered by the operator A single press of the scroll key Q in the Home list displays the temperature units a se
10. es are allowed SEEP ELE A new target temperature to be achieved as quickly as possible CALL Prin Only applicable to 2416P8 Calls another stored program given cYcn by Prin as a subroutine running it the number of times given by cUcn End Endt dwE holds the temperature at the last target value SEE returns to simple controller operation if the setpoint is set to zero then this effectively turns the heating off SoP sets the power to 0 use of this is not recommended Programming Tips Make sure the basic setpoint see section 2 3 is set to zero to avoid unexpected heating at the end of a program If all segments are used so that there is no End segment then on completion the program automatically goes into dwE Dwell segments of length zero can be included This is a way of allowing space for future program changes For an example of program creation see section 3 7 MC04 3 3 3 4 3 5 3 6 MC04 2416 Controller Programmer Multi program model 2416P8 The Program Edit list contains the extra parameter Prin and the Run List contains the extra parameter PrG These features allow selection of the program to be edited or to be run The extra segment type cALL allows one program to call another as a subroutine use this feature to create one or more long programs Holdback Holdback can be used to prevent the program from running ahead of the actual heating or cooling In the program list Scrol
11. he arrow key to select 62 0 Press scroll until SEG n is displayed and use the arrow key to select 4 Press scroll until EYPE is displayed and use the arrow key to select dwE Press scroll until dur is displayed and use the arrow key to select JD Press scroll until SEG n is displayed and use the arrow key to select 5 Press scroll until EYPE is displayed and use the arrow key to select rmPr Press scroll until EGE is displayed and use the arrow key to select JU Press scroll until AEE is displayed and use the arrow key to select 5 0 Press scroll until SEG n is displayed and use the arrow key to select B Press scroll until EYPE is displayed and use the arrow key to select End Press scroll until End is displayed and use the arrow key to select dwE Press the page key until you return to the main display Press the run key The program runs lt 60m gt lt 60m lt 30m _ 600 C SEG n 1 tYPE rmP r t tYPE dwEll tYPE End tGt 600 End t dwEll rAtE 5 0 MC04 2416 Controller Programmer 4 2416 NAVIGATION DIAGRAM Run Program Output Comms List List List List Only if a RS232 RS422 i Used in factory Do not raise the power configuration not limit if accessible above accessible to the the design level for the operator product remaining time in hours other times are in 13 minutes i Parameters depend on segment type
12. ht program model in which the programs can be stored independently or can be linked by a call parameter to form a single long program The 2416 features Easy use as a simple temperature controller where on setting the required temperature the controller immediately attempts to reach and maintain it Fig 1 indicates the type of temperature response when used in this way By using one program segment the control can be extended to include ramp to setpoint Fig 2 shows the effect Alternatively the 2416 may be used as an 8 segment programmer with each segment being a Ramp a Step a Dwell or End The program can be set to cycle if required See fig 3 Optional modules are available in particular RS232 and RS432 485 digital communications modules Analogue communication modules PDSIO modules for communicate with other controllers of similar or higher specification for example to allow cascade control Alarm modules which can be used to drive visible or audible alarms or to provide volt free contacts for customer use The 2416 does not contain a real time calendar and is not subject to century end date problems time ime ime fig 1 simple control fig 2 control with fig 3 a program ramp to setpoint seg 1 ramp seg 2 end dwell 2 MC04 2 2 2416 Controller Programmer 2416 BASIC OPERATION Furnace or Oven Controls Most Carbolite products are fitted with an In
13. l Q to the Hb parameter and use Down q or Up p to set the holdback type as follows bAnd Holdback applies to both heating and cooling Lo Holdback applies to heating only H Holdback applies to cooling only OFF Holdback is off Set Hb to the value in C beyond which holdback is to operate Type bHnd and a value of 10 C is often a suitable combination if holdback is required In this case if the actual temperature deviates outside 10 C from the working setpoint the holdback lamp of the front of the controller flashes and the program is held up until the temperature comes within range again The standard setting for holdback is DFF Program Cycling The Loop Count parameter Cn can be set to control the number of times the program is run If CYL n 1 the program stops at the end segment If YL n 5 for example the program runs 5 times at the End segment it returns to segment 1 until the 5 time through when it stops If YL n cont the program never ends it cycles continuously Running a Program Press Run Hold to light up the Run light The program starts to run To view the progress of a program from the Home list press Scroll Q to reveal the current segment SEG and the total program time remaining in hours PrE For a more detailed view press Page to access the Run List page and Scroll Q to see its contents as shown in the Navigation Diagram below Provided the unit is first put into Hold mo
14. nsation for element ageing see the appropriate section in the furnace manual In wire heated chamber or tube furnaces reducing the power limit is a convenient method of improving control at low temperatures as outlined below The power limit may be set to zero to permit demonstration of the controls without heating In many models the power limit setting depends on the supply voltage usually the furnace or oven manual contains details if in doubt contact Carbolite for advice The power limit parameter does not apply to the overtemperature controller if present Altering the value Press Page until oF output list is displayed Press Scroll Q until UPH Output High is displayed Press Down q or Up p once to display the value of OPH and write down the value To alter the value use Down Qq or Up p Note that setting the value to zero prevents the furnace or oven from heating Caution Do not increase the power limit value to a value above the design level for the oven or furnace model or to a value above that correctly calculated for Silicon Carbide elements The heating elements could burn out or other damage could be caused Control at Low Temperatures If a product is to be used at temperatures much lower than its design maximum control stability can often be improved by reducing the power limit Remember to make a record of the original setting before altering the power limit Example It is desired to run a 1200 C f
15. strument Switch which cuts off power to the controller and other parts of the control circuit See the instruction manual for the furnace or oven for the overall operating instructions To operate the 2416 there must be power to the furnace or oven and the Instrument switch must be on If a time switch is included in the furnace or oven circuit this must be in an On period Eurotherm 2416CG Operation EUROTHERM 2416 When switched on the controller lights up goes on See Measured through a short test routine and then displays the n Mente measured temperature and setpoint Depending on ora Setpoint its state when it was last switched off it may start to sre g n n TEROARE control to the current setpoint of program The REM output light glows or flashes to indicate that the Not Used CRIN Gg Renoa control is occurring m D Lel Y 4 The buttons and indicators are used for the 7 X y following purposes Page scroll Down UP Auto Manual Disabled The unit is always in Auto mode Run Hold Used to start stop or pause a program Short presses cause it to alternate between Run and Hold but if it is held for 2 seconds the programmer goes into Reset mode where it behaves as a simple controller Down amp Up To adjust the value of a parameter Used to change the setpoint when the unit is q amp p being used as a simple controller Reset mode Holding down gives an accelerate
16. ture setpoint has been raised such that the overtemperature condition no longer exists then the furnace or oven immediately resumes normal operation Sensor Break The overtemperature cut out system also operates if the overtemperature control thermocouple breaks or becomes disconnected The message 5 br flashes instead of CFSH Audible Alarm If an audible alarm is supplied for use with the overtemperature controller then it is normally configured to sound on overtemperature condition and to stop sounding when the alarm is acknowledged as given in section 7 3 Note that the alarm may sound during controller start up It is not possible to cover in this manual other possible alarm features which may be included by customer special order 2132 2116 Navigation Diagram Home Access List List es a i Goren eer te fat ACE Q Overtemperature Q oF setpoint Use q p to Q access setpoint for factory access to Pu Present temperature lists and parameters gt codE Ns Use q p to view the not available to the temperature operator 11 2416 Controller Programmer 8 2 8 3 For preventive maintenance repair and calibration of all Furnace POWER LIMIT Overview Depending on the furnace or oven model the power limit parameter OPH Output High may be accessible or hidden For silicon carbide heated furnaces the parameter is accessible to allow for compe
17. urnace at 300 C The normal control settings can be expected to cause excessive overshoot as the furnace reaches temperature If the power limit DPH is normally set to 100 try a setting of 40 This should greatly reduce the overshoot There is no firm calculation rule to get this example setting of 40 experiment may be required to achieve a good result Avoid power limits below about 30 control accuracy falls off at such levels and Oven po please contact lt Thermal Engineering Services z Telephone UK 0845 3308035 Int 44 1433 623335 z Fax UK 0845 3308036 Int 44 1433 623336 Email service thermalserve com Engineering Carbolite Parsons Lane Hope Hope Valley S33 6RB England I 7 aY m e m Telephone 01433 620011 PIU MH reac 620011 Bocca ide baer 621198 Int 44 1433 621198 MC04 1 07 5 12 06 2416 E mail info carbolite com Copyright 2002 Carbolite Furnaces Ltd
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