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Page 13

Ramp / Soak Operation

When you wish to start the program, enter the Secondary Menu and set the 

Prog

menu item to 

On

.

Return to the HOME position by waiting for the display to time out or by pressing the UP ARROW /
ENTER keys and then the DOWN ARROW / INDEX keys.

The home display will read as it normally does. The HOLD indicator over the RUN / HOLD key will be
lit. To start the program press INDEX to display 

Prog

. Press the UP ARROW key to select 

run

and

press ENTER. The HOLD indicator will go out, and the program will start.

To suspend the program at any time, INDEX to 

Prog

, press the DOWN ARROW key to display 

HOLd

,

and press ENTER. To resume, INDEX to 

Prog

, press the UP ARROW to select run, and press ENTER.

Entering the AUTO / MANUAL mode will also suspend the program operation. The difference is that
AUTO / MANUAL also puts the control into manual mode. See Auto / Manual Operation.

The function of the Primary Menu will change depending on the setting of the 

StAt

menu item in the

Secondary Menu. If 

StAt

is 

OFF

then the Primary Menu is not changed.

If the 

StAt

menu item is set to 

On

, then the Primary Menu has three additional information items added

before 

SP1

appears. The first INDEX item, 

####/  ti

, displays the time remaining in the current seg-

ment. The next INDEX item, 

####/##ti

, displays the total time for the active segment 

(1ti...16ti)

. The

third INDEX item, 

####/##SP

, displays the segment set value 

(1SP...16SP)

. The next INDEX press

resumes the normal Primary Menu.

Summary of Contents for LOVE CONTROLS 32A Series

Page 1: ...ICROPROCESSOR BASED TEMPERATURE PROCESS CONTROL LOVE CONTROLS DIVISION Phone 219 879 8000 DWYER INSTRUMENTS INC www love controls com P O BOX 373 MICHIGAN CITY Fax 219 872 9057 INDIANA 46361 U S A e mail love love controls com Bulletin 949 1311 ...

Page 2: ...ion 11 Program Setup 12 Ramp Soak Operation 13 AUTO MANUAL OPERATION 14 OPERATION OF SELF TUNE FUNCTION 14 Theory of Operation 14 Program Setup and Operation 14 OPERATION AND PROGRAMMING OF OPTIONS 15 Option 992 Serial Communication 15 CHANGING PROGRAMMING FOR SET POINT 2 AND ALARM 15 FACTORY DEFAULT PROCEDURE 16 ALARM TYPE AND ACTION 17 MENU SELECTIONS 19 PRIMARY MENU 19 SECONDARY MENU 20 SECURE ...

Page 3: ...st enter the Secure menu as instructed on page 5 Press the INDEX key until the display shows Inp and press the DOWN ARROW until the display shows CA Don t forget to press the ENTER key to retain your setting Next press the INDEX key to display Unit Press the DOWN ARROW until the display shows C Press ENTER Next press the INDEX key until SPL is displayed pass the dPt and InPt selections Press the U...

Page 4: ...subject to excessive temperature shock or vibra tion All models are designed for mounting in an enclosed panel Select the position desired for the instrument on the panel If more than one instrument is required maintain the minimum of spacing requirements as shown on the drawing opposite Closer spacing will structurally weaken the panel and invalidate the IP66 UL type 4 rating of the panel It is n...

Page 5: ...a business card works well Slide the collar off of the housing WIRING Do not run thermocouple or other class 2 wiring in the same conduit as power leads Use only the type of thermocouple or RTD probe for which the control has been programmed Maintain separa tion between wiring of sensor auxiliary in or out and other wiring See the Secure Menu for input selection For thermocouple input always use e...

Page 6: ...should be held snugly in place Wiring for Optional Inputs and Outputs Wire power and outputs as shown on page 5 and 6 Wiring for options is shown below All wiring shown below is Class 2 Shielded twisted pair is required for Option 992 DO NOT RUN SIGNAL WIRING IN THE SAME CONDUIT OR CHASE AS THE POWER WIRING ERRATIC OPERATION OR DAMAGE TO THE CONTROL CIR CUITRY WILL RESULT Note 1 Terminal 5 is line...

Page 7: ... above Two wire transmitters wire as shown below For three or four wire transmitters follow the wiring instructions provided with your transmitter DO NOT WIRE THE 24 VOLT POWER SUPPLY ACROSS THE INPUT OF THE CON TROL DAMAGE TO THE CONTROL INPUT CIRCUITRY WILL RESULT Page 7 ...

Page 8: ...essing these keys simultaneously brings up the secondary menu starting at the alarm tune or cycle item depending on programming Pressing these keys for 5 seconds will bring up the secure menu INDEX DOWN ARROW Pressing these keys simultaneously will allow backing up one menu item or if at the first menu item they will cause the display to return to the primary menu If an alarm con dition has occurr...

Page 9: ...the password table following for the correct value to enter for the security level desired The SECr menu item security level may be viewed or changed at any time regardless of the present secu rity level To set the access level to for example 2 at the SECr menu item press the UP ARROW key until the upper display show the password 1101 Press the ENTER key The display will blink and return with the ...

Page 10: ...ed on the top display and the Set Variable Set Point 1 on the bottom Items that can change the HOME display are the Auto Manual function the Prog function the PctO function and any error message Description of these special displays follow If Auto Manual is enabled the Manual indicator lights and the home display is changed The upper display continues to show the Process Variable PV but the lower ...

Page 11: ...xecuted by the control it calculates the ramp required to move the process from the starting value current PV to the desired value programmed SP in the time allowed Soaks or dwells are ramp segments where the target set point is the same as the beginning process value This allows for multistage ramps without wasting intermediate soak steps Care must be taken however that the process does actually ...

Page 12: ...u wish the Alarm contact to function for this segment set 1AL for On If not set for OFF Press INDEX If Alarm is not programmed as an event then 1AL will not appear If 1AL is set to On the Alarm function will be active for the entire period as set in 1ti above Complete setting the segment times 2ti 16ti segment set points 2SP 16SP and event alarm 2AL 16AL if it exists For unneeded or unused segment...

Page 13: ...d press ENTER To resume INDEX to Prog press the UP ARROW to select run and press ENTER Entering the AUTO MANUAL mode will also suspend the program operation The difference is that AUTO MANUAL also puts the control into manual mode See Auto Manual Operation The function of the Primary Menu will change depending on the setting of the StAt menu item in the Secondary Menu If StAt is OFF then the Prima...

Page 14: ...ates the Pb1 rES and rtE parameters under the PID tunE selection and the Fbnd and FrtE parameters as shown in the Secondary Menu These values are determined by measuring the response of the process connected to the control When Self Tune is started the con trol temporarily acts as an on off control While in this mode the control measures the overshoot and undershoot of the process and the period o...

Page 15: ...l set LOrE to rE The host does have the ability to change the LOrE state but it is not automatic If your system depends on constant reading or writing to and from the host you may wish to set the No Activity Timer nAt to monitor the addressing of the control When the LOrE is set to rE and the nAt is set to any value other than Off the control will expect to be addressed on a regular basis If the c...

Page 16: ...ctory settings Press ENTER and DOWN ARROW at the same time The control will be reset to the original factory settings 6 If you wish to change the operation of the second output press INDEX 7 Press INDEX to display SP2 Select Cont or AL Cont Uses SP2 menu items for second output AL Uses ALarm menu items for second output 8 Press INDEX to display OPt If your control is equipped with an option press ...

Page 17: ...ccur When setting SP2 value S2t dE or the ALLO and ALHi values ALt dE for a deviation alarm set the difference in value from the Set Point 1 SP1 desired For example if a low alarm is required to be 5 degrees below the SP1 then set SP2 or ALLO to 5 If a high alarm is required 20 degrees above the SP1 then set SP2 or ALHi to 20 If SP1 is changed the alarm SP2 ALLO ALHi will continue to hold the same...

Page 18: ...a is copied from the EEPROM to the RAM to begin operation If EEPROM is such a wonderful thing you might ask why bother with RAM One reason is that RAM is much faster than EEPROM Faster speed gives you better performance in critical control functions Perhaps the most important reason is that EEPROM has a limit to the number of times it can be erased and re written Current technology now sets that l...

Page 19: ...ogrammer or Software Supplier MENU SELECTIONS PRIMARY MENU Press INDEX to advance to the next menu item Press UP ARROW or DOWN ARROW to change the value in the display Press ENTER to retain the value If StAt Secondary Menu is On the three program status menu items will appear ti Time remaining for current segment ti Total run time for segment SP Target Set Point for segment If StAt Secondary Menu ...

Page 20: ...lection Select OnOf 1tP 1PuL or ProP ONOF A setting of ONOF allows the control to operate as a simple on off mode This setting forces the control to turn off at set point and on at the set point plus the differential SP_d When selected the Out1 OnOF menu item is followed by SP1d and the tunE Pb rES OFS rtE and ArUP selections in the Secondary menu and the S1OL and S1OH selections in the Secure men...

Page 21: ... This setting forces the control to turn off at set point and on at the set point plus the dif ferential SP2d When selected the Out2 OnOF menu item is followed by SP2d and the Pb2 selection in the Secondary menu and the S2OL and S2OH selections in the Secure menu are suppressed SP2d Set Point On Off Differential hysteresis Select 1 to 9999 direct acting or 1 to 9999 reverse acting This value will ...

Page 22: ...s FASt PID values are preset for a fast response process Pid2 Linkage of PID parameters between SP1 and SP2 Select On or OFF On Applies SP1 rEs rtE Fbnd and FrtE terms to SP2 for heat cool applications OFF SP2 functions without rEs rtE Fbnd and FrtE Does not appear if not equipped with second output or if second output is programmed as alarm ArUP Anti Reset Windup Feature Select On or OFF On When ...

Page 23: ...he right hand side of the lower display to indicate percent output for SP1 An õ will appear on the right hand corner of the lower display to represent percent output for SP2 if the control is so equipped The display will alternate between these values OFF Percent Output display is disabled Prog Ramp Soak Feature Select On or OFF On Allows Programmed Ramp Soak function to be started by the Run Hold...

Page 24: ...ting of 2 is usually sufficient to provide enough filtering for most cases 2 represents approximately a 1 second time constant When the 0 1 degree resolution is selected this should be increased to 4 If this value is set too high controllability will suffer LPbr Loop Break Protection Select OFF 1 to 9999 seconds If during operation the output is minimum 0 or maximum 100 and the input moves less th...

Page 25: ...t Type Select one of the following Refer to the Input wiring section for the proper wiring J IC Type J Thermocouple CA Type K Thermocouple E Type E Thermocouple t Type T Thermocouple L Type L Thermocouple n Type N Thermocouple r 13 Type R Thermocouple S 10 Type S Thermocouple b Type B Thermocouple C Type C Thermocouple P392 100 ohm Platinum NIST 0 00392 C n120 120 ohm Nickel P385 100 ohm Platinum ...

Page 26: ...0 000 Three decimal places is only available for Current and Voltage Inputs InPt Input Fault Timer Select OFF 0 1 to 540 0 minutes Whenever an Input is out of range UFL or OFL displayed shorted or open the timer will start When the time has elapsed the controller will revert to the output condition selected by InPb below If OFF is selected the Input Fault Timer will not be recognized time infinite...

Page 27: ... For Current and Voltage inputs this will set the high range end Viewable only for Thermocouple and RTD ranges SPL Set Point Low Select from the lowest input range value to SPH value This will set the minimum SP1 or SP2 value that can be entered The value for SP1 or SP2 will not stop moving when this value is reached SPH Set Point High Select from the highest input range value to SPL value This wi...

Page 28: ...ondition for output devices which do not have bias adjustments Factory set to 100 for all output codes If Out1 is set for tP PUL or ProP then skip to S1LP on next page S1rE Set Point 1 Reset Select OnOF or Hold OnOF Control will automatically reset when process passes back through SP1d HoLd Manual Reset Reset acknowledge by simultaneously pressing the INDEX DOWN ARROW keys for 5 seconds S1Pi Set P...

Page 29: ...output code 5 20 output equals 4 mA output S2OH Set Point 1 Output High Limit Select 0 to 100 but not less than S2OL for output codes 1 2 or 3 Select 0 to 102 but not less than S2OL for output code 5 This item allows setting the maximum output limit This is useful with processes that are overpowered Adjustment to 102 allows setting current output to force a full on condition for output devices whi...

Page 30: ... SCAL and SCAH and is independent of SP1 dE Deviation Alarm that may be set as an offset from SP1 As SP1 is changed the Alarm Point will track with SP1 A deviation alarm will also track any active ramp or soak set point ALrE Alarm Reset Select OnOF or Hold OnOF Automatic Reset Hold Manual Reset Reset acknowledge by simultaneously pressing the INDEX DOWN ARROW keys for 5 seconds ALPi Alarm Power In...

Page 31: ...vity Timer Set from OFF or 1 to 99 minutes 1 99 Maximum time between host computer accesses If timer counts to 0 CHEC LorE will be displayed OFF No Activity Timer function is disabled Stor Option 992 Serial Communications Store to EEPROM Select YES or no See additional information on page 18 YES Menu Items changes made through the Serial Communications are stored directly to the EEPROM no Menu ite...

Page 32: ...00 ppm C typi cal 200 ppm C maximum Common Mode Rejection 140 db minimum at 60 Hz Normal Mode Rejection 65 db typical 60 db at 60 Hz Isolation Relay outputs 1500 VAC to all other inputs and outputs SP1 Current output Non isolated share common ground with input SP1 and SP2 Switched Voltage outputs Non isolated shares common ground with input Supply Voltage 100 to 240 Vac nominal 10 15 50 to 400 Hz ...

Page 33: ...int outputs inactive Alarm active Set point outputs active Alarm active Set point outputs inactive Alarm active ACTION REQUIRED Input signals may normally go above or below range ends If not check input and correct To reset use the INDEX and ENTER keys When InPt input fault timer has been set for a time the outputs will be turned off after the set time Setting the time to OFF causes the outputs to...

Page 34: ...active Alarm inactive Set point outputs inactive Alarm inactive Set point outputs inactive Alarm active Set point outputs inactive Alarm inactive Set point outputs active Alarm inactive Set point outputs active Alarm active Set point outputs active Alarm active ACTION REQUIRED Check that the power supply is on or that the external fuses are good The display alternate between FAIL tESt and one of t...

Page 35: ...320 These Input Types can be set for 0 1 display If temperature goes above 999 9 or less than 199 9 the display will return the whole degree resolution RTD Types Input Type Range 1 F 1 C 100 Ohm Platinum 0 00385 DIN Curve 328 to 1607 200 to 875 100 Ohm Platinum 0 00392 Nist Curve 328 to 1607 200 to 875 120 Ohm Nickel 0 00628 US Ind Curve 112 to 608 80 to 320 1000 Ohm Platinum 0 00385 Nist Curve 32...

Page 36: ...2 9057 INDIANA 46361 U S A e mail love love controls com 44 86 1 786 22 1 0 870 111 6 4 395 52 8 2 080 30 1 1 184 11 0 433 6 35 0 25 Maximum Panel Thickness ALL DIMs IN MM INCHES PANEL CUT OUT 45 0 6 x 22 2 0 3 1 772 0 02 x 0 874 0 012 DIMENSIONS Copyright 2011 Dwyer Instruments Inc Printed in U S A 7 11 FR 949 1311 Rev 3 ...

Page 37: ...P O BOX 338 MICHIGAN CITY INDIANA 46360 U S A Series LCT216 Timer Counter Tachometer Specifications Installation and Operating Instructions Phone 219 879 8000 www love controls com Fax 219 872 9057 e mail love love controls com Bulletin PC LCT216 ...

Page 38: ...Functions 6 Security Features 7 Timer Settings 8 Parameter Configuration 8 Timing Functions 9 Counter Settings 10 Counter Configuration 10 Counter Modes 13 Tachometer Settings 14 Tachometer Configuration 14 Tachometer Output Methods 14 Mixed Timer Counter Settings 15 Mixed Timer Counter Configuration 15 DIP Switch Settings 16 Specifications 17 Precautions 18 ...

Page 39: ...sive temperature shock or vibration All models are designed for mounting in an enclosed panel Select the position desired for the instrument on the panel Prepare the panel by cutting and deburring the required opening per the panel cut out dimensions listed below Follow the mounting instructions listed on page 4 Lastly wire the controller per the appropriate wiring diagram listed on page 5 Power S...

Page 40: ...ng flange before installing Step 2 Slide the mounting collar over the housing from the rear of the panel Step 3 Push the mounting collar forward until the bracket stops at the panel wall Step 4 Insert and tighten the screws on the bracket to secure the controller in place The screw torque should be 0 8 kgf cm Mounting Bracket Installation Page 4 ...

Page 41: ...age 5 11 6 1 12 7 2 13 8 3 14 9 4 15 10 5 0V CP1 GATE OUT1 CP2 C NO 12V RST1 START RST2 E COM AC 100 240V 50 60 Hz 5VA OUT2 Counter CP1 CP2 Reset1 Reset2 Timer Gate Reset1 Start Tachometer CP1 Reset1 Timer Counter CP1 Gate Reset1 Start Multi Function Input PIN ...

Page 42: ...d while in the home display the set point value will be increased DOWN ARROW Decrements a value or changes a menu item If pressed while in the home display the set point value will be decreased LEFT ARROW Changes the selected digit to the left This is used to quickly change set point values for large values RESET Clear and reset the PV display LOCK Press to enter secure mode See Security Feature s...

Page 43: ... If no errors or functions are active the HOME display will indicate the process value on the top display and the set value on the bottom display Below the set value the current mode of operation will be shown as TAC tachometer CNT counter or TMR timer There will also be a descriptor for the time units and type of counter operation While in the HOME display the user can use the UP ARROW DOWN ARROW...

Page 44: ...the operation of the output please set the output time to 0 00 seconds rtSr Sets the minimum pulse width at either 1 msec or 20 msec inPtLC Sets the transistor input type to NPN or PNP For contact input the selection can be either PNP or NPN but the selection will determine whether the connection is to terminal 11 or terminal 6 See the input connection diagrams on page 5 Page 8 Display S 001 S 01 ...

Page 45: ...Page 9 Timer Functions ...

Page 46: ...troller can be set to count batch processes In this mode the counter will count up until it reaches the set value and then will increment the batch present value by one The process will continue until the batch set point value is reached totAL Controller has a single set point The display can show the present value since last reset or total counts dUAL Controller will either add or subtract the co...

Page 47: ...it A A 0 1 2 3 4 H L H L 0 CP1 CP2 Present Value CP1 Counter input CP2 Counter input prohibited Note has to be larger than width of min Input signal A Prohibit A A 0 1 2 3 4 5 H L H L 0 CP1 CP2 Present Value CP1 Counter input prohibited CP2 Counter input Note has to be larger than width of min Input signal A Prohibit A A n n 2 n 1 n 4 n 3 H L CP1 CP2 Present Value 0 H L CP1 Counter input CP2 Count...

Page 48: ...or output 2 Point Sets the number of digits to the right of the decimal point on the display PSCALE Pre Scale is used when converting the process value s units of measure The pre scale value would be set as the conversion factor Pv Pv PSCALE PwErS Power Save feature allows the control to save the current process value upon loss of power SAvE Save process value upon power loss CLEAr Clear process v...

Page 49: ...T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T 999999 RESET SV2 SV1 OUT2 OUT1 0 T T T T T T T T T T RESET 999999 SV2 SV1 0 OUT2 OUT1 T T RESET 999999 SV2 0 O UT2 OUT1 SV1 RESET 999999 SV2 SV1 0 OUT2 OUT1 T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T Input mode Up Down Up Down A B C F N C R Output mode setting RESET 999999 SV2 SV1 0 OUT2 OUT1 RESET 99999...

Page 50: ...tput from triggering for up to 99 9 seconds St AvG Input Filter allows the tachometer to average 2 4 or 8 readings to give a more stable reading 1 2 data points 2 4 data points and 3 8 data points rtSr Minimum Width of Reset Signal determines how long the reset terminals must be engaged to reset the device inPtLC Input signal can be set for PNP or NPN This parameter determines which wiring diagram...

Page 51: ...ith each counter input signal doun The present value will decrease with each counter input signal C otmd Counter Output Mode determines the output operation of the control It also determines how the counter will function after reaching the set point See the output function tables on page 13 for more information C SPEd Counting Speed can be set from one count per second up to 10 000 counts per seco...

Page 52: ...iewed but not changed using the front panel SW 8 7 6 5 4 3 2 1 Counter Reset Pulse Width On 1 ms Off 20 ms Input Type On PNP Off NPN N A Counting Speed On 10K CPS Off 30 CPS Output Mode of Counter See Table D Output Mode of Counter See Table D Input Mode of Counter On Down Off Up On Enable DIP Switch Off Disable DIP Switch Timer Reset Pulse Width On 1 ms Off 20 ms Units of Timer See Table C Units ...

Page 53: ...ing Temperature Range 32 to 122 F 0 to 50 C Humidity Conditions 35 to 85 RH non condensing Control Output Ratings Out 1 Relay SPST 5A at 250 VAC Transistor NPN Open collector 100 mA 30 VDC residual voltage 1 5 VDC max Out 2 Relay SPST 5A at 250 VAC Transistor NPN Open collector 100 mA 30 VDC residual voltage 1 5 VDC max Weight 4 oz 114 g Reset Time 0 001 seconds minimum Inputs Dry contact PNP or N...

Page 54: ... switching on the power otherwise serious damage may occur 10 DO NOT touch the terminals or repair the device when the power is on otherwise an electric shock may occur 11 Please wait for one minute after the power is switched off to allow the capacitor to discharge and DO NOT touch the internal wiring within this period 12 Use dry cloth to clean the device DO NOT use acid or alkaline liquid to cl...

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