Instructions for the 16A2 & 16A3 Series Microprocessor Based
Contents
1. Lc Ct ool en im ms TRI iot Page 21 is set i poe PUL o appear If Gut is set for DaF then skip 5 tre 5 iGL Set Point Output Low Limit Select O to 100 but not greater than 5 5 GH This item limits the lowest output value This is useful for adding a bias to the process when needed Factory set to O for outputs codes 1 2 3 4 and 8 Factory set to 20 for output code 5 2096 out put equals 4 mA output it GH Set Point 1 Output High Limit Select O to 10096 but not less than 5 HL for output codes 1 2 3 4 or 8 Select O to 10296 but not less than 5L for output code 5 This item allows setting the maximum output limit This is useful with processes that are over powered Adjustment to 10296 allows seeting current output to force a full on condition for output devices which do not have bias adjustments Factory set to 100 for all output codes un bed J If Gut iis set for EP P LL or PraF then skip to 5 ILF below If Gut tis to GadgF in Secondary Menu then the next three menu items can make the 5 and 5 id settings act like a high or low alarm set point See the information on alarm settings and the cautions and warnings that apply to them on Pages 30 31 Note that when Set Point 1 Power Itere 5 IP is On and Set Point 1 Reset tC 5 e 5 Ir is programmed to Hata the 5 output will automatically reset upon a en power failure and subsequent restoration if the process is belo2. Relay NO 5 Current 4 Relay NC 8 DC SSR 5 Current 8 DC SSR Option Description 992 RS 485 Serial Communications Lovelink protocol 993 RS 232 Serial Communications Lovelink protocol 995 RS 232 Serial Communications Modbus protocol 996 RS 485 Serial Communications Modbus protocol 9502 12 24 Vdc Vac 50 400 Hz power supply control operates on low voltage equipment These options may not be combined with each other Option 9502 may be combined with any other options Page 3 INSTALLATION Mount the instrument in a location that will not be subject to excessive temperature Shock or vibration All models are designed for mounting in an enclosed panel Select the position desired for the instrument on the panel If more than one instru ment is required maintain the minimum of spacing requirements as shown on the drawing below Closer spacing will structurally weaken the panel and invalidate the IP66 UL type 4X rating of the panel Prepare the panel by cutting and deburring the required opening All Tolerances are 0 00 0 60mm 0 000 0 020 in 45mm 19mm 45mm 1 77in 0 75in 1 77in Tm Cut Out Cut Out 45mm hen 1 77in 1 i From the front of the panel slide the housing through the cut out The housing gas ket should be against the housing flange before installing GASKET T 0 25 From the rear of the panel slide the mount
3. or the sensor is intermittent Correct the problem emove the instrument tor service and or recalibration Remove the instrument for service and or recalibration ERROR MESSAGES Any error message may be cleared by using the Global Reset by pressing and holding the INDEX amp ENTER keys for fi ve seconds scis BE eo m is not getting power or the supply volt age is too low No display lighted ail test appears upon power up if the internal diagnostics detect a fail ure This message may occur during operation if a failure is detected Displays flash Fail test may also occur due to an EEPROM error is message wi appear upon power up if SP SP2 5P 1 or 1HESP is set outside of the 5ft or SPH values nc so x Do su PIN EY Oxo is message appears at power up if SPL or SPH values are programmed outside the input range ends is message appears if the analog remote set point signal is out of range is message appears if the Serial Communications has timed out inactive Alarm inactive et point outputs inactive Alarm inactive et point outputs inactive Alarm active et point outputs inactive Alarm active et point outputs inactive Alarm active et point outputs inactive Alarm active between FA iL t the power Mant is on measure supply voltage check that the external fuses are good display alternates t 5t and one of the following mess
4. Secondary Menu to 482 To allow the host to write commands to the control set ome n i r to r The host does have the ability to change the i r 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 aft to monitor the addressing of the control When the Z is set to rE and the afk is set to any value other than Off the control will expect to be addressed on a regular basis If the control is not addressed in the time set by the value of afk then the control will display the error message CHEE LGr nar To clear the message set LUr to LGL Page 17 Serial Communications Options and Non volitile Memory There are many different types of memory used in computer driven devices The terms RAM random access memory and ROM read only memory are a couple with which you may be familiar RAM is used in computers to run programs and hold data for a short period of time This is the memory that is used primarily in PCs RAM is very fast and can be read and written to over and over again ROM is used in computers to hold the permanent programming that allows a PC to start This memory is burned in to the chip itself and can not be changed Unlike RAM however this memory is permanent While it can not be changed it can not lose its programming when power is turned off There is a third type of memory that is now current
5. mechanical outputs relays solenoids etc For best contact life a time should be selected as long as possible without causing the process to wander 4PaL Pulsed Time Proportioning Output Select Put to Tut PaL Linear and Fui most nonlinear Changes output linearity for use in cooling applications or for extremely fast response processes At the center of the proportional band a pulse value of 1 provides an output of one second on and one second off 5096 output A pulse value of 2 provides an output of one second on and two seconds off 3396 output Output at center of band equals one second on 295v seconds off PraP For Current Code 5 outputs only Page 21 The following menu items apply only if your control is equipped with a sec ond set point last digit of model number is not zero If your control does not have a second set point jump to the C menu on the next page Gute Page 22 Output selection Select OnOF 7 Put or Prof Gage Prof A setting of Zaa allows the control to operate in simple on off mode This setting forces the control to turn off at set point and on at the set point plus the differential 572 When selected the Gu e GaUf menu item is followed by 5P22 and the P52 selection in the Secondary menu and the Set and Se H Selections in the Secure menu are suppressed 5P gd Set Point On Off Differential hysteresis Select to 2555 direct acting or f to 9999 rev
6. only to Options will be printed in Italics Features that apply only to the 16A3 Series will be notated in the Roman serif type Page 10 THE HOME DISPLAY The home display is the normal display while the control is operating If no errors or functions are active the HOME display will indicate the Process Variable the tem perature pressure flow RH etc that is being measured 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 Run Hold function the ca5 function the ct function and any error message Description of these special displays follows If the QA Auto Manual key is pressed the Manual indicator lights and the home display is changed The upper display continues to show the Process Variable PV but the lower display changes to show the percentage of output in tenths of a per cent to 99 996 0 0 to 99 9 or 100 if 10096 The display digit to the right of the num ber shows a flashing letter o to indicate that the value displayed is no longer the SV but percent output The 572 percent output is indicated by the use of an overline on the amp Access to the 5 2 value is made by the INDEX key See Auto Manual Operation on Page 14 for further information If fra is turned amp the HOME display changes the SV display from SP1 to the Present Set Variable as calculated by the Ramp Soak Programmer function See Programming and Operati
7. processes pe E Reverse Action As the input increases the output will decrease Most commonly used in heating processes ry ce E it Gute is set for HHEP PUL or Praf then SAL and is set for Ga GF then skip SAUL and SOH Ir ny gan Hz Set Point Output Low Limit Select O to 10096 but not greater than 52H This item limits the lowest output value This is useful for adding a bias to the process when needed Factory set to O for output codes 1 2 3 4 and 8 Factory set to 20 for output code 5 2096 output equals 4 mA output 52H Set Point 2 Output High Limit Select O to 100 but not less than 5C UL for output codes 1 2 3 4 or 8 Select O to 102 but not less than S20L for output code 5 This item allows setting the maximum output limit This is useful with processes that are over powered Adjustment to 10296 allows setting current output to Page 32 Lt uu c un appear If ecce force a full on condition for output devices which do not have bias adjustments Factory set to G for all output codes If Gute is set to AGF in the Secondary Menu then the next three menu items can make the SP2 and SP2d settings act like a high or low alarm set point See the information on alarm settings and the cautions and warnings that apply to them on the next pages Note that when Set Point 2 Power Interrupt SZP sis On and Set Point 2 Reset Ser is programmed to Hold the 5Pe output will automatically reset u
8. rise time process value time to set point Fuzzy Logic Intensity Select 2 to 22 096 is OFF disables Fuzzy Logic The function defines the amount of impact Fuzzy Logic will have on the output Fuzzy Logic Error Band Select amp to 82 F C or counts Sets the band papi t width of the Fuzzy Logic Set Fand equal to PID proportional band 5 for best results Page 24 FrkE Fuzzy Logic Rate of Change Select 2 00 to 55 55 counts second For best initial setting find the counts second change of process value near Set Point 1 with output ON 10096 Multiply this value by 3 Set Frt to this calculated value n The Peak feature stores the highest input the control has measured since the last reset or Power On At Power On FER is reset to the present input To manually reset the value 4 must be in the lower display Press the ENTER key to reset FEA will be reset and display the present input value Un The Valley feature stores the lowest input the Instrument has measured since the last reset or Power On At Power On wt is reset to the present input To manually reset the value 41 must be in the lower display Press the ENTER key HAL will be reset and display the present input value Pecki X Percent Output Feature Select Ua or GFF n When selected Z the HOME lower display will indicate the output of the controller in percent An 2 will appear in the right hand side of the lower display to indicate pe
9. to display Stage 4 for view and change access If 5P58 is set for int 45 is made active Option 948 4 Stage Set Point Adjust Control Point 1 for Stage selected above Note The menu items for tun below are modified when Option 948 is active Then the menu items are shortened or shifted right and preceded with the stage number selected in 5 above Each stage has its own set of ue parameters as indicated by tun ditun tunt Option 948 4 Stage Set Point or cic c D Tuning Choice Select SELF P id SLG nar or FASE SELF The Controller will evaluate the Process and select the PID values to maintain good control Active for SP1 only i rn Select 8 5 or na sts Start Learning the Process After the process has been learned the menu item will revert to noa na Learning will stay in present mode dFAL Damping factor select GFF fto 7 Sets the ratio of Rate to Rate for the 5 ttun mode 7 most Rate Factory set to 3 For a fast response process the value should be low ered less Rate For a slower process the value should be increased more Rate Pag Manually adjust the PID values PID control consists of three basic parameters Proportional Band Gain Reset Time Integral and Rate Time Derivative Pbi Proportional Band Bandwidth Select to 5885 F C or counts Proportional Band Bandwidth Select to 5888 F C or counts Appears only if control is equipped with second r d set p
10. 7 MENU SELBEGTIONS arris e 4408 a Eder X RR IC RENDER ERR ERE ER 20 PRIMARY MENU si sace a ea ad ko ao dcm CR Gm CR LACER IC RC ADD US a 20 SECONDARY MENU S piep 4 att danagin etre eue Ri P Redux wis tie b ied des RATIO A 20 SECURE MENU its iit X d oit eb e e T HUN CPC EGO Ry o Rd D e d 28 ALARM TYPE AND AGTION sesion tst ee CR n me m RR Ca ti Ow Ra 33 ERROR MESSAGES roba rd RR dU Reo dU eo d Goa de bade 37 39 SPECIFICATIONS erraren k ena geh dope thi nde d gus chat erp ded e RARE qr 40 DIMENSIONS 5 ate d e CEA D ECC C D ER ICD eC EQ EO D de 44 GETTING STARTED 1 Install the control as described on page 4 2 Wire your control following the instructions on page 5 If you are using a two wire transmitter as an input see the drawing and instructions on page 6 Option wiring instructions are on Page 7 Option descriptions and specific instructions start on page 13 3 Most controls do not need many if any program changes to work on your process For best results when changing the programming make all the neces sary changes in the Secure Menu page 28 before making changes to the Secondary Menu page 20 If error messages occur check the Error Messages on page 37 39 for help Take the example of a Model 16A3010 that comes from the factory programmed for type J thermocouples Suppose for this example you wish to change the input to a 100 ohm Platinum RTD and limit the set point range between 0 and 300 C First enter the Secure
11. Bulletin 949 1265 Instructions for the 16A2 amp 16A3 Series Microprocessor Based Temperature Process Control MADE IN U S A Series 16A Pv LOVE CONTROLS DIVISION Phone 219 879 8000 DWYER INSTRUMENTS INC www love controls com P O BOX 373 MICHIGAN CITY INDIANA 46360 U S A e mail love love controls com CONTENTS GETTING STARTED 2 12 dritto bo cce D Dente e DR Ret RA 2 MODEL IDENTIEIGATIGON sis ics tin nac RR CR ned ten eal CR cC ace 3 INSTALLATION ie t diee eed e e ce ed d i o E uas dn d n sd 4 WIRING 322 d arb acie Re R UR ROD Sa cR RU AC ROO SUA RR C RR BUR A RR Rod a ge A 5 Wiring for 4 to 20mA Transmitter Inputs 2 2 0 ee 6 Wiring for Optional Inputs and Outputs iliis 6 FRONT PANEL KEY FUNCTIONS 222 4044000404 Ere ede eee hr edd 8 Security Level Selection liiis eese 9 NOTATION CONVENTIONS FOR THE MENUS 0 000022 10 THE HOME DISPLAY iata bod ew Rone Pede Ro Rene odd eda Pere de 11 Programming and Operation for Ramp Soak Feature 16A3 Only 11 Theory of Operation i eee eoe e OEC RR Re d 11 Progni SCID MEET M EOM ERES 12 Ramp Soak Operation s ra metais ia i iei e aa e a ren 13 AUTO MANUAL OPERATION 16A3 ONLY aaaaaaa eee 15 Operation Self Tune Function 0 0 0 0 00 ees 16 Theory of Programimilig cannes meo doescR p S DR EX OR IE Gh ode Rae 16 Program Setup and Operation 0 0 0 ccc esee 16 OPERATION AND PROGRAMMING OF OPTIONS ssse sees 1
12. CIRCUITRY WILL OCCUR Wiring for Optional Inputs and Outputs Options are described on Page 3 Detailed option programming and operation starts on Page 13 Wire power and outputs as shown on Pages 5 and 6 Wiring for options is shown opposite All wiring shown above is CLASS 2 Shielded twist ed pair is required for Options 992 and 994 Shielded cable is required for Options 993 and 995 CAUTION DO NOT RUN SIGNAL WIRING IN THE SAME CON DUIT OR CHASE AS THE POWER WIRING ERRATIC OPERATION OR DAMAGE TO THE CONTROL CIRCUITRY WILL OCCUR Page 6 OPTONTERMINALS 31 312 PV1 PV SV Retransmission Gmeeosem o e PV2 PV SV Retransmission wmeescn 0 7 f 992 996 RS 485 Serial commincatons B A f 993 995 RS 232 Serial Data In Data Out Signal Ground pe qc View of rear of instrument showing wiring terminals RS 485 Daisy Chain Wiring Example 120 ohm terminator resistor Shielded Twisted Pair Wire Note Industry standard acto for RS 485 5 Tines is y and B Some sae manufacturers use a non standard designation of plus and minus The association of A to minus and B to plus is based on a sample of devices marked as plus and minus and is not intended to represent ALL such labelled devices Final responsibility for correct identification of leads and terminals rests with the user installer and the manufacturer of the
13. ERATION WARNING IF INHIBIT IS ON AND A POWER FAILURE OCCURS Page 34 The following menu items apply only to the alarm ALi Alarm 1 function Select GFF Lo Ha Haka or Elink OFF Alarm 1 is disabled No Alarm 1 menu items appear in the Secondary or Secure menus ia Low Alarm Only 4 ta appears in the Secondary Menu Ha High Alarm Only 4 iH appears in the Secondary Menu He High and Low Alarms Both 4 La and 4 iH appear in the Secondary Menu and share the same Alarm 1 Relay output tint Alarm 1 is controlled by the Ramp Soak program function 16A3 See Pages 11 14 and 26 A1 for further information If AL i is set to GFF and the control is not equipped with options the Secure Menu ends here If AL is set to GFF and the control is equipped with options proceed to 5P58 Addr or c5CL below If AL is set to Unt go to A 15 below nit Alarm 1 Type Select 455 or d Abs Absolute Alarm that may be set anywhere within the values of SEAL of r and 5 54 and is independent of 5 i ac Deviation Alarm that may be set as an offset from F As SP fis of r changed the Alarm Point will track with S i Alarm 1 Reset Select Gaz or Had GalF Automatic Reset Hota Manual Reset Reset acknowledge by simultaneously pressing the amp INDEX amp DOWN ARROW keys for 3 seconds 9n Ace i Alarm 1 Power Interrupt Select Sa or GFF n Alarm Power Interrupt is Zn nu OFF Alarm Power I
14. O to 10 VDC 2 to 10 VDC and 10 to 10 mVDO inputs are fully scalable from a minimum of 100 counts span placed any where within the within the range of 1999 to 9999 Decimal point position is adjustable from the zero place 9999 tenths 999 9 hundredths 99 99 thou sandths 9 999 or ten thousandths 9999 Page 43 FR QU Rev 9 Phone 219 879 8000 sseuyolu jeued uunuuixe N asenbs seuout Z0 Q ZZ WW 90 Sp 3no no jeuegd Sz 0 se 9 m Seuoui ww ui suorsueuuip Iv REELS S17081NO9 3407 EZ ow ww CA Vern 69V d m a 8b 24e 4 Uf Cl rm co 7 v Es E 4 E LEICEIEEEI zi sv 0 vu 68 8p ves eel H 97V Ler suoisueuiiq ET Babe Bld love love controls com www love controls com S A e mail Printed in U S A 1 12 U INC TY INDIANA 46360 Copyright 2012 Dwyer Instruments Inc LOVE CONTROLS DIVISION DWYER INSTRUMENTS P O BOX 373 MICHIGAN CI
15. Star no If you are pri marily reading from the control there is no need to change the setting Any instruments equipped with any Serial Communications are limited to one million WRITE cycles to the EEPROM through the Serial Communications Port Exceeding this limit will generate a FA IL EESE error There is no limit to the number of times you can READ from this instrument EEPROM Make sure that the software you use does not write too often to the instrument If you have any questions regarding how your software works with the instrument s contact your System Administrator Programmer or Software Supplier Page 19 MENU SELECTIONS PRIMARY MENU Press INDEX to advance to the next menu item Press Y UP ARROW cr amp 28 DOWN ARROW to change the value in the display Press ENTER to retain the value If StAt Secondary Menu 1643 is the three program status menu items shown on Page 14 will precede the folowing SP i Set Point 1 Adjust Control Point 1 Pe Set Point 2 Adjust if equipped Control Point 2 SECONDARY MENU Hold amp UP ARROW amp ENTER Press INDEX to advance to the next menu item Press YS UP ARROW or DOWN ARROW to change the value in the display Press ENTER to retain the value A iLa Alam 1 Low The Low Alarm point is usually set below the Set Point May not appear depending on 41 setting in Secure Menu A iHa Alarm 1 High The High Alarm Point is usually set above the Set Point May n
16. able cannot be altered so retain a copy of these pages for reference This is the only reference made to password values in this intruction book Page 9 PASSWORD TABLE ecurity Leve Displaying Value Password Value To Status When Viewed Enter Locked 1 1110 Locked Locked 2 1101 Locked Unlocked Unlocked 3 1011 Locked Unlocked Unlocked 4 111 Unlocked NOTATION CONVENTIONS FOR THE MENUS Because of the number of features available in this control information is included that may not apply to your specific control All usable features are included in this book but may not be used in your process To increase clarity the following con ventions are used 1 Certain features menu items and function shown in this book may or may not appear on your control depending on other menu item selections At various places in the menus there are notes identifying menu items that control or direct other menu items If you are looking for a particular menu item and can t find it check the menu item that is it s control for proper setting 2 The symbol is used in two ways It is used inside group of characters to indi cate which set point function SP1 or SP2 is being affected It is also used before a group of characters of a menu item to indicate that there may be more than one Selection or value for that menu item This is used for certain repeated items such as in the Ramp Soak Program section 3 Features that apply
17. ages FACE dfit Memory may be corrupted Restore to the factory default settings Recheck controller programming rtt FACE Unrecoverable error Return to service orrect the or adjust the 5 or SPH values by programming new values values by programming new values e control will revert to 5 1 Correction of the analog signal or turning off the Sf amp clears the error message ange the tort to LC Restore the communications line and switch tor back to r Page 39 SPECIFICATIONS Selectable Inputs Thermocouple RTD DC Voltage or DC Current selectable Input Impedance Thermocouple 3 megohms minimum RTD current 200 pA Current 10 ohms Voltage 5000 ohms Sensor Break Protection De energizes control output to protect system after customer set time See InPt in Secure Menu Set Point Range Selectable See Input Ranges Page 43 Display Two 4 digit 7 segment 0 3 high LEDs Control Action Reverse usually heating Direct usually cooling selectable Proportional Band 1 to 9999 F C or counts Reset Time Integral Off or 0 1 to 99 9 minutes Rate Time Derivative Off or 0 01 to 99 99 minutes Cycle Rate 1 to 80 seconds On Off Differential Adjustable 1 F 1 C or 1 count to full scale in 1 F 1 C or 1 count steps Alarm On Off Differential 1 F 1 C or 1 count Fuzzy Percent O to 10096 Fuzzy Rate Off or 0 01 to 99 99 counts per second Fuzzy Band Off or 1 t
18. an between 5C8L and SEAH must be within 11998 counts Maximum setting range is 1999 to 9999 counts For Current and Voltage inputs this will set the low range end Value not adjustable for Thermocouple and RTD ranges Scale High Select 100 to 11998 counts above 5 8 The total span between 5C8L and SEAH must be within 11998 counts Maximum setting range is 1999 to 9999 counts For Current and Voltage inputs this will set the high range end Value not adjustable for Thermocouple and RTD ranges Set Point Low Select from the lowest input range value to 5 value This will set the minimum SP1 or SP2 value that can be entered The values for SP1 or SP2 will stop moving when this value is reached Set Point High Select from the highest input range value to 5 value This will set the maximum SP1 or SP2 value that can be entered The values for SP1 or SP2 will stop moving when this value is reached Set Point 1 Output Select Select Hut or Guts Gut Set Point 1 is routed through Output A Set Point 2 if equipped is routed through Output B Set Point 1 is routed through Output B Set Point 2 if equipped is routed through Output A ca Pr or DR n n n Set Point 1 state Select d wr or rE gar Direct Action As the input increases the output will increase Most commonly used in cooling processes Reverse Action As the input increases the output will decrease Most commonly used in heating processes m
19. an not keep up to that pace and even if it could it would be used up in a matter of days Page 18 If you think about how long it would take a million changes to the control program ming through the front key pad you will see that it would take a very long time to get to use up the life of the EEPROM Adding one of the computer communications options e g 992 993 changes the picture The speed of computer communications is such that hundreds of instruc tions can be made in less than a minute In such a situation the million erase write cycles could be used up in a couple of months causing the control to fail Usually in such a situation the control is under close observation by the host com puter It may not be necessary then to the data written to the EEPROM as it is tran sitory in nature changing set points for a ramp soak sequence for example All 16A Series controls with communications options made before April 2001 are only able to write to the EEPROM Controls manufactured after this date have a menu item in the Secure menu Ster that allows the serial communications to write to RAM Star na with a special write command that allows to EEPROM to be updated or written directly to EEPROM protocol command 0442 The factory default is write to EEPROM Star 4 amp 5 If your computer system will be making frequent changes to the control we strongly recommend that you select the write to RAM parameters
20. and decimal point on the lower display will blink When Self Tune is complete the blinking will stop After Self Tune is complete the tun setting automatic switches to d This allows examination and or modification of the values calculated We recommended that you do not change the calculated values unless you have a firm understanding of the parameters involved and their function Page 16 OPERATION AND PROGRAMMING OF OPTIONS Option 992 993 995 996 Serial Communication The serial communications options allow the control to be written to and read from a remote computer or other similar digital device Communication is allowed either through a RS 485 Option 992 996 port or a RS 232 Option 993 995 port Wire the communication lines as shown on Page 7 Wiring for the RS 485 is run from control to control in a daisy chain fashion with a termination resistor 120 ohms across the transmit and receive terminals of the last control in the chain Select the control address and communication baud rate with the Ador and fiid menu items in the Secure Menu NOTE THE BAUD RATE AND ADDRESS MENU ITEM SETTINGS WILL TAKE EFFECT ON THE NEXT POWER UP OF THE CONTROL BE SURE TO TURN THE POWER TO THE CONTROL OFF AND ON BEFORE USING THE NEW BAUD RATE AND ADDRESS VALUES In operation you have the option of preventing a write command from the host com puter To prevent the host from writing to the control change the LGc menu item in the
21. ddress Set from 1 to 3FF Options 992 and 993 or set from 1 to FF Options 995 and 996 This number hexadecimal base 16 must match the address number used by the host computer Not settable in this menu To change this parameter see Addr in the Secure Menu SECURE MENU Hold ES UP ARROW amp ENTER for 5 Seconds Press INDEX to dvance to the next menu item Press gag zi UP ARROW or DOWN ARROW to change the value in the display Press ENTER to retain the value OUTPUTS ARE DISABLED TURNED OFF WHILE CONTROL IS IN SECURE MENU SELr Security Code See the Security Level Selection and the Password Table in this manual in order to enter the correct password in Input Type Select one of the following Refer to the Wiring section for the proper wiring u il Type J Thermocouple Type K Thermocouple E Type E Thermocouple Type T Thermocouple Type L Thermocouple n Type N Thermocouple r 13 gt Type R Thermocouple amp Type S Thermocouple b Type B Thermocouple L Type C Thermocouple P3528 100 ohm Platinum NIST 0 00392 Q Q C niet 120 ohm Nickel F385 100 ohm Platinum IEC DIN 0 00385 Q Q C 438 1000 ohm Platinum IEC DIN 0 00385 Q Q C turc DC Current Input 0 0 to 20 0 or 4 0 to 20 0 mA wore DC Voltage Input 0 0 to 10 0 or 1 0 to 10 0 volts d FF DC Voltage Input 10 to 10 mV Reserved SUP Zero Suppression Select On or OFF Only with Curre
22. erse acting See 5 id on the previous page Time Proportioning Cycle Time Select 7 to ABEP ike A setting of 7 is recommended for solid state outputs SSR or 15VDC ctP to GGt Time Proportioning Control is adjustable in 1 second steps Recommended for mechanical outputs relays solenoids etc For best contact life a time should be selected as long as possible without causing the process to wander 4PaL Pulsed Time Porpotioning Output Select ful to Tut ful Linear and Puc most nonlinear Changes output linearity for use in cooling applications or for extremely fast response processes At the center of the proportional band a pulse value of 1 provides an output of one second on and one second off 5096 output A pulse value of 2 provides an output of one second on and two seconds off 3396 output Output at center of band equals one second on 2 pulse value 1 seconds off For Current Code 5 outputs only SF g5P Option 948 4 Stage Set Point Active Set Point Stage Select 15 i 265P i 35P 1 45 1 See Page 17 for more detail 5 1 Set Menu Items to display Stage 1 for view and change access If SEPSA is set for int 15 i is made active 2571 Set Menu Items to display Stage 2 for view and change access If SEPSA is set for Int 257 is made active 352 Set Menu Items to display Stage 3 for view and change access If SFSF is set for Int 757 is made active 4591 Set Menu Items
23. etermined by measuring the response of the process con nection to the control While in this mode the control measures the overshoot and undershoot of the process and the period of the process the time from peak value to the next peak value These measurements are collected over a period that lasts three periods of overshoot and undershoot The data collected over this time is effect of Fuzzy Logic on the process is still controlled by the F fuzzy intensity setting If F int is amp the 5nd and FrkE will be calculated but will have no effect The calcu lations for the PID values are the same as used in the standard Ziegler Nichols equations that have been recognized as standard for decades The only modification to the application of the Ziegler Nichols equations is con trolled by the d 5Z menu item This menu item controls the amount of rate deriva tive that is applied A FAL setting of 3 factory default or less allows for less damp ing A d amp 8E setting of 4 allows for critical damping as set forth in Ziegler Nichols A d RC setting of 5 or more allows over damping of the process Program Setup and Operation Do not cool the process or add heat while the tuning is occurring In the secondary menu set tun to SELF Skip LEra and check to make sure that FAT is set to the desired value Back up to t rn and set to 5 5 The control will begin the Self Tune function While the Self Tune function is active the right h
24. ing 240 VA 2 A 120 VAC or 1 A 240 VAC Alarm Relay SPST 3 A 240 VAC resistive 1 10 HP 120 VAC Current isolated 0 to 20 mA across 600 ohms maximum Switched Voltage isolated 15 VDC 20 mA DC SSR 1 75 A 32 Vdc maximum Panel Cutout 45 mm x 45 mm 1 775 x 1 775 Depth Behind Mounting Surface 121 6 mm 4 79 maximum Weight 220 g 8 02 Agency Approvals UL C UL E83725 CE Front Panel Rating IP66 UL Type 4X Page 41 992 993 995 996 RS 485 Series Communications Port Compliance EIA 485 Isolation 500 VAC Protocol Lovelinks l Address Range 001H or 3FFH Baud Rates 300 1200 2400 4800 9600 19 2k 28 8k 57 6k Mode Half duplex Character 8 bits 1 start 1 stop no parity Number of units on line ports 32 Cable Lengths 6 000 ft 1 828 m Termination 120 Ohms balanced RS 232 Series Communications Port Compliance RS 232C Isolation 500 VAC Protocol Lovelinks l Address Range 001H or 3FFH Baud Rates 300 1200 2400 4800 9600 19 2k 28 8k 57 6k Mode Half duplex Character 8 bits 1 start 1 stop no parity Number of units on line ports 1 Cable Lengths 25 ft 7 6 m RS 232 Series Communications Port Compliance RS 232C Isolation 500 VAC Protocol MODBUS RTU Address Range 001H or OFFH Baud Rates 300 1200 2400 4800 9600 19 2k Mode Half duplex Character 8 bits 1 start 1 stop no parity Number of units
25. ion Correct the problems associated with the above conditions before using the reset keys More than one error could present Caution is advised since several items are reset at one time While in the Primary or Secondary Menu if no key is pressed for a period of 30 seconds the display will return to the HOME position displaying the temperature value While in the Secure Menu if no key is pressed for a period of 60 seconds the display will return to HOME position displaying the temperature value Outputs are disabled turned off when the Secure Menu is active NOTE To move the Primary Menu quickly from any other menu press the vu UP ARROW amp ENTER keys followed by pressing the a INDEX amp DOWN ARROW keys SECURITY LEVEL SELECTION Four levels of security are provided The display shows the current security level To change security levels change the password value using the 8 UP ARROW and amp 8 DOWN ARROW keys and press the ENTER key Refer to the password table 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 Security level Example To set security access level to 2 at the SEC menu item press the XII UP ARROW key until the upper display shows the password for level 2 access 1101 Press the ENTER key The display will blink and return with the level value 2 in the upper display The password values shown in the t
26. ise Va SPRING LOOP ing collar over the housing Hold the hous ing with one hand and using the other hand push the collar evenly against the a L panel until the spring loops are slightly compressed The ratchets will hold the i i i MOUNTING COLLAR SHOWN IN POSITION mounting collar and housing in place MOUNTING COLLAR SHOWN IN POSITION BEFORE WIRING THE REAR TERMINALS from the housing for installation If the instrument chassis is removed from the housing you must follow industry standard practice for control and protection against Electro Static Discharge ESD Failure to exercise good ESD practices may cause damage to the instrument CAUTION It is not necessary to remove the instrument chassis Page 4 WIRING Do not run RTD 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 separation between wiring of sensor optional inputs and outputs and other wiring See the Secure Menu for input selection For thermocouple inputs always use extension leads of the same type designated for your thermocouple For supply connections use No 16 AWG or larger wires rated for at least 75 C Use copper conductors only All line voltage output circuits must hvave a common disconnect and be connected to the same pole of the connect Input wiring for
27. l output between Automatic mode and Manual mode Press and hold key for three seconds to activate See section on Ramp Soak Page 11 for further details RUN HOLD 16A3 This key toggles the Ramp Soak program functions between Run mode program runs as set up and Hold mode program functions are suspended Press and hold key for three seconds to acti vate See section on Auto Maunal Operation on page 14 UP ARROW amp ENTER Menu Access Pressing these keys simul taneously brings up the secondary menu starting at the alarm tune or cycle item depending on programming Pressing these keys for 5 sec onds will bring up the secure menu a INDEX amp DOWN ARROW Menu navigation 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 amp z2 INDEX amp DOWN ARROW Alarm Reset If an alarm condition has occurred press and hold these keys for three seconds to reset the alarm Note that the alarm condition will not reset if the alarm condition still exists INDEX amp ENTER Global Reset Pressing these keys simultaneous ly and holding them for 5 seconds forces a warm boot restart Page 8 ing the control similar to turning power off and on Global Reset will allow recov ery from errors and reset the following menu items HL aH Alarm inhibit GPEn inP Input error bh af Input er CHEE CAL Check calibrat
28. ly used to combine the character istics of both RAM and ROM This is known as EEPROM electrically erasable pro grammable read only memory While the name may be long and somewhat cryptic the EEPROM can be erased and re written many times and yet hold the pro grammed data even over long periods of time when the power is off This is the type of memory that all Love Controls uses to save the settings your program in your con trol The reliability and longevity of the data retention is what allows us to guarantee a 10 year data retention without power In normal operation the control uses RAM just as any other computerized device Whenever you make a change to one of the parameters in the control the set point for example the new value is written into the EEPROM This way if power goes off for whatever reason when power resumes the latest settings are preserved When power is turned on the data is copied from the EEPROM to the RAM to begin oper ation 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 per formance 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 limit at about one million erase write cycles In a dynamic control situation it may be necessary to update RAM every few milliseconds EEPROM c
29. menu by pressing and holding the ew UP ARROW amp Page 2 ENTER keys for 5 Seconds see Page 28 Press the INDEX key until the dis play shows n and press the Idi DOWN ARROW until the display shows 7385 Don t forget to press the ENTER key to retain your setting Next press the INDEX key to display t Press the amp DOWN ARROW until the display shows Press ENTER Next press the INDEX key until 574 is displayed pass the dft and inft selec tions Press the I UP ARROW until the display shows Press ENTER Finally press INDEX key to display 577 Press the amp 2 DOWN ARROW until the display shows 354 Press ENTER The necessary program changes are now complete After 30 seconds the display will Switch back to the temperature reading If you want to return faster press the LA UP ARROW and ENTER keys at the same time and then press the 2 OWN ARROW and INDEX keys again at the same time This will Dack out of the menu and immediately display the temperature reading If you want to use Self Tune or Auto Manual features see the special sections on these items Page numbers for these are in the Contents section on the previous page MODEL IDENTIFICATION 16A Features Alarm Output A Output B Options 2 Standard 0 No 1 SSR O0 None blank if none 3 Enhanced 1 Yes 2 215 VDC q SSR 3 Relay NO 2 15 VDC 4 Relay NC 3
30. nd the input moves less than 5 F 8 C or 5 counts over the time set for fbr the LIOF 658 mes sage will appear This condition can also be routed to an Alarm Condition if alarms are present and turned On see Fikir in the Secure Menu The loop break error can be reset by pressing the ENTER key when at the P5c menu item The INDEX amp ENTER keys may also be used Option 992 993 995 996 Serial Communications Local Remote Status Select LG or c Does not affect other instruments on daisy chain LC The host computer is advised that remote write commands will be rejected Any write commands sent to this control will be rejected All read commands are accepted The host computer is allowed to send write commands If the control is not addressed within the time set in aft No Activity Fumo Timer in the Secure Menu the CHEL Lact error message will be displayed 4 Do Option 934 936 Analog Hetransmission Output Process Output Low Select 450 F 260 C or 1999 counts to any value less than 3H Option 934 936 Analog Hetransmission Output Process Output High Select from any value greater than PGL to 9999 F 5530 C or 9999 counts Option 934 936 Analog Hetransmission Output Process Output Source Select inf or SPE ine Process output follows the Process Variable input SPE Process output follows the Set Variable SP1 Page 27 Addr Option 992 993 995 996 Serial Communications Control A
31. nt and Voltage input types GFF The input range will start at O zero Input Ga The input range will start at 4 00 mA or 1 00 V Page 28 C or nan F descriptor is On and temperature inputs will be displayed in actual degrees Fahrenheit C descriptor is On and temperature inputs will be displayed in actual degrees Celsius F and C descriptors will be Off This is only available with Current and Voltage Inputs D runi A AN NAM AADMA Decimal Point Positioning Select Z 9 0 2 00 C888 or GOOD On temperature type inputs a change here will alter the Process Value SP1 SP2 ALLo ALHi and InPC For current and voltage Inputs all Menu Items related to the Input will be affected a No decimal Point is selected This is available for all Inout Types Do One decimal place is available for Type J K E T L RTD s Current and Voltage Inputs tuu Two decimal places is only available for Current and Voltage Inputs 402 Three decimal places is only available for Current and Voltage inputs iui Four decimal places is only available for Current and Voltage inputs nr Input Fault Timer Select GFF amp to 542 4 minutes Whenever an Input is out of range FL or GFL displayed shorted or open the timer will start When the time has elapsed the controller will revert to the output condition selected by iab below If GFF is selected the Input Fault Timer will not be recognized time infinite In
32. nterrupt is GFF H Alarm 1 Inhibit Select Ze or GFF On Alarm Inhibit is Zn Alarm action is suspended until the process value first enters a non alarm condition OFF Alarm Inhibit is HFF x 5 i5t Alarm 1 Output State Select 475 or GFEn ra rnm tla X Closes Contacts at Alarm Set Point GfEn Opens Contacts at Alarm Set Point Page 35 Addr X a e Page 36 Alarm 1 Lamp Select Son or GaFF Dan Alarm Lamp is ON when alarm contact is closed Gott X Alarm Lamp is OFF when alarm contact is closed Alarm 1 Loop Break Select fa or GFF n Loop Break Condition will cause an Alarm Condition UFF Loop Break will not affect the Alarm Condition Option 992 993 995 996 Serial Communications Control Address Set from to JFF for Options 992 and 993 Set from to FF for options 993 and 995 This number hexadecimal base 16 must match the address number used by the host computer Power to instrument must be turned off and on before change takes effect see Page1 4 Option 992 993 995 996 Serial Communications Communication Baud Rate Select 300 1200 P SIUD 4882 8502 baud 9 2 CAA or 574 kbaud for Options 992 and 993 Select 300 1200 2400 4800 9600 baud or 19 2 kbaud for Options 995 and 996 This number must match the baud rate used by the host computer Power to instrument must be turned off and on before change takes effect see Page 14 Option 992 993 995 996 Serial Communication
33. o 5 If a high alarm is required 20 degrees above the Set Point then set A1Hi to 20 If the Set Point is changed the alarm will continue to hold the same relationship as originally set The diagram below shows the action and reset functions for both absolute and deviation alarms D 1 degree F 1 degree C or 1 count ABSOLUTE ALARMS DEVIATION ALARMS y A HIl y High Se High Alarm CS AfHi ds A OFF ON OFF ON D D p Atoy Low Alarm Low Alarm E A Lo SP ON OFF ON OFF Lp D AsLO q ARH High and Low NE High and Low NE Alarm Alarm A Lo A HI SP LON OFF OFF ON ONOFF OFF ON LH D D D Note that when Alarm Power Interrupt A1Pi is programmed ON and Alarm Reset A1rE is programmed for Hold the alarm will automatically reset upon a power failure and subsequent restoration if no alarm condition is present If Alarm Inhibit A1iH is selected ON an alarm condition is suspended upon power up until the process value passes through the alarm set point once Alarm inhibit can be restored as if a power up took place by pressing both the INDEX and ENTER keys for 3 seconds DURING A HIGH ALARM RESTORATION OF POWER WILL NOT CAUSE THE ALARM TO OCCUR IF THE PROCESS VALUE DOES NOT FIRST DROP BELOW THE HIGH ALARM SETTING DO NOT USE THE ALARM INHIBIT FEATURE IF A HAZARD IS CREATED BY THIS ACTION BE SURE TO TEST ALL COMBINA TIONS OF HIGH AND LOW ALARM INHIBIT ACTIONS BEFORE PLACING CONTROL INTO OP
34. o 4000 F C or counts Accuracy 0 25 of span 1 least signifi cant digit Resolution 1 degree or 0 1 degree selectable Line Voltage Stability 0 05 over the supply voltage range Temperature Stability 4uV C 2 3 uV F typical 8 uV C 4 5 uV F maximum 100 ppm C typical 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 and SSR outputs 1500 Vac to all other inputs and outputs SP1 and SP2 Current output 500 Vac to all other inputs and outputs but not isolated from each other SP1 and SP2 Switched Voltage output 500 Vac to all other inputs and outputs but not isolated from each other Process Output 934 936 500 VAC to all other inputs and outputs Supply Voltage 100 to 240 Vac nominal 10 15 50 to 400 Hz single phase 132 to 240 Vdc nominal 10 2096 Supply Voltage Option 9502 12 to 24 Vdc Vac 40 400 Hz 2096 Power Consumption 5VA maximum Operating Temperature 10 to 55 C 14 to 131 F Storage Temperature 40 to 80 C 40 to 176 F Page 40 Humidity Conditions O to 9096 up to 40 C non condensing 10 to 50 at 55 C non condensing Memory Backup Nonvolatile memory No batteries required Control Output Ratings SSR 2 0A combined outputs A amp B Q 240 VAC at 25 C 77 F Derates to 1 0 A 55 C 130 F Relay SPST 3 A 240 VAC resistive 1 5A 240 VAC inductive Pilot duty rat
35. oint and Gute is NOT selected as falf Pb ny Page 23 E n amp ArtE ic Fbnd r 5 Automatic Reset Time Select GFF 8 i to 89 5 minutes Select GFF to switch to GF 5 GFS Manual Offset correction Select Select GFF 7 to 99 9 percent Select GFF to switch to 5 Rate Time Select GFF 5 to 38 5 minutes Derivative SiG PID values are preset for a slow response process nar PID values are preset for a normal response process FASE PID values are preset for a fast response process 9 rt Linkage of PID parameters between SP1 and SP2 Select amp or GFF Gn Applies SP1 r 5 ct Find and Frt terms to SP2 for heat cool applications GFF SP2 functions without c 5 rt Fond and FrkE Anti Reset Windup Feature Select Zn or GFF Gn When Aru is Gn the accumulated Reset Offset value will be cleared to 0 when the process input is not within the Proportional Band GFF When Arti is GFF the accumulated Reset Offset value is retained in memory when the process input is not within the Proportional Band Approach Rate Time Select GFF 2 9 to 55 55 minutes The function defines the amount of Rate applied when the input is outside of the Proportional Band The amp time and the rt time are independent and have no effect on each other To increase damping effect and reduce over shoot set the approach rate time for a value greater than the natural rise time of the process natural
36. on for Ramp Soak Feature below for more information If Pet Secondary Menu is turned Z the lower display changes to show the active percentage of output as required to maintain 5 i The display is similar to the Auto Manual display above except that the percent indicators 2 5 do not flash and the output is displayed in whole percentages of output not in tenths of a percent If the control has both 5 and 522 the lower display will alternate between the 5 i percent output and the 572 percent output Error messages are listed on Pages 37 39 PROGRAMMING AND OPERATION FOR RAMP SOAK FEATURE 16A3 ONLY The Ramp Soak feature offers a great deal of flexibility by allowing changes in the Set point to be made over a predetermined period of time Dwell times can be pro grammed and the alarm output relay can be programmed to open or close during any of the segments Theory of Operation The 16A3 Series controls offer a very simple approach to programming a ramp Rather than requiring the operation to calculate an approach rate usually in degrees per minute the 16A3 does the calculation internally Thus the operator only needs Page 11 to program the target set point and the time desired to reach that point When the ramp segment is executed 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 a
37. on line 1 Cable Lengths 25 ft 7 6 m RS 485 Series Communications Port Compliance EIA 485 Isolation 500 VAC Protocol MODBUS RTU Address Range 001H or OFFH Baud Rates 300 1200 2400 4800 9600 19 2k Mode Half duplex Character 8 bits 1 start 1 stop no parity Number of units on line ports 32 Cable Lengths 6 000 ft 1 828 m Page 42 Termination 120 Ohms bal anced 1 Number can be increased through use of a repeater such as the Mother Node Consult factory for details INPUT RANGES INPUT TYPE RANGE F RANGE C Type J or L Thermocouple 100 to 1607 73 to 871 Type K Thermocouple 200 to 2500 129 to 1371 Type T Thermocouple 350 to 750 212 to 4398 Type E Thermocouple 100 to 1800 73 to 982 Type R Thermocouple O to 3200 17 to 1760 Type S Thermocouple O to 3200 17 to 1760 Type B Thermocouple 75 to 3308 24 to 1820 Type C Thermocouple O to 4208 17 to 42320 Type N Thermocouple 100 to 2372 73 to 1300 100 Q Pit 0 00385 DIN RTD 328 to 1607 200 to 875 100 Q Pit 0 00392 NIST RTD 328 to 1607 200 to 875 120 Q Nickel 0 00628 US RTD 112 to 608 80 to 320 1000 Q Pit 0 00385 DIN RTD 328 to 1607 200 to 875 Current Voltage AVoltage Scalable Units from 1999 to 9999 1 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 to whole degree resolution The O to 20 mADC 4 to 20 mADC
38. ortant to remember that the value of the display can be read as O to 100 of the full control output or O to 100 of the range between 5 iiL and 5 5 or S23 and Sede f APCE is set for EAL a reading of 5096 in MANUAL represents 10 mA Assuming a current output regardless of the 5 21 and 5 iH settings If FP LE is set for Aid then 5096 in MANUAL will represent the mid point in output between 5 it and 5 9 Assuming a current output 4 to 20 mA with 5 GL set to 28 and 5 GH set to 20 5096 will represent 12 mA To return to AUTOmatic control press the Elf AUTO MANUAL key again The MANual indicator will go out and the set point will take over However if you want bumpless transfer back to AUTO slowly change the percentage of output until the process variable matches or at least is close to the set point The further away the PV is from the set point the greater the bump or upset there will be in the out put Page 15 Operating of Self Tune Function Self Tune allows automatic selection of the necessary parameters to achieve best control operation from your 16A2 amp 16A3 Series control If you are using the con Hane trol output as a simple on off function Gut set for BaF none of the following will apply Theory of Operation The Self Tune function calculates the 5 f 5 and ct parameters under the d tunt selection and the Find and FrkE parameters as shown in the Secondary Menu These values are d
39. ot appear depending on Ft setting in Secure Menu Page 20 H t Output selection Select GoZ P sul or Pea DaF A setting of GaGF allows the control to operate in simple on off mode This setting forces the control to turn off at set point and on at the set point plus the differential 57 ig When selected the Gut i Balf menu items is followed by 5 Gd and the tun Ph 5 5 BL and 5 BH selections in the Secure menu are suppressed Pd a c J Set Point On Off Differential hysteresis Set for the amount of difference between the turn off point and the turn on point Select to 5555 direct acting or to 5999 reverse acting This value will be negative for reverse acting set points and positive for direct acting outputs The following drawings shows output behavior for reverse and direct action For reverse action note how the output decreases as the input process variable increases e g heat power goes to zero as the temperature increases to set point DIRECT ACTING S St dir UPSCALE DIFFERENTIAL OUTPUT OUTPUT REVERSE ACTING S St A DOWNSCALE DIFFERENTIAL 0 DIFF INPUT DIFF INPUT SP Hd SP d SP DISPLAYED VALUE SP DISPLAYED VALUE P Time Proportioning Cycle Time Select tf to ALEP ip A setting of 1tP is recommended for solid state outputs SSR or 15VDC ct to kP Time Proportioning Control is adjustable in 1 second steps Recommended for
40. other device s installed in the system RS 232 DB 25 WIRING RS 232 DB 9 WIRING VIEWED FROM WIRE SIDE VIEWED FROM WIRE SIDE DATA IN 11 DATA OUT 12 DATAOUT 12 DATA GROUND 6 DATA GROUND 6 a PIN DESCRIPTION 2 DCD Met exets E ese aie e j RECEIVE TRANSMIT DESC PIN DESC PIN i GROUND SHIELD 4 RTS 7 DSR TRANSMIT 5 CTS 8 ATS RECEIVE 6 DSR 20 CTS Page 7 FRONT PANEL KEY FUNCTIONS Alarm Lamp e s Remote Set Lamp Set Point 1 Lamp Sil i Iz TEE R Heater Fail Lamp Set Point 2 Lamp 5 TEH A F Indicator Process Display IN mn C Indicator Set Point Display a CF 2 Percent Lamp The decimal point flashes when Self Tune is operating Keys are illuminated when pressed Key functions are as follows INDEX Menu Navigation Pressing the INDEX key advances the dis play to the next menu item May also be used in conjunction with other keys as noted below UP ARROW Increments a value changes a menu item or selects the item to ON The maximum value obtainable is 9999 regardless of decimal point placement DOWN ARROW Decrements a value changes a menu item or selects the item to OFF The minimum value obtainable is 1999 regardless of decimal point placement ENTER Pressing ENTER stores the value or the item changed If not pressed the previously stored value or item will be retained The dis play will flash once when ENTER is pressed Ei AUTO MANUAL 16A3 This key toggles the contro
41. pon a power failure and subsequent restoration if the process is 2 below 5 Set Point 2 Reset Select Gf or Hold nat Output will en reset when process passes back through 5 ed oid Manual Reset Reset acknowledge by simultaneously pressing the INDEX amp DOWN ARROW keys for 3 seconds un m P rc Zr 1 Set Point 2 Power Interrupt Select On or OFF n Alarm Power Interrupt is On Output will automatically reset on power up if no alarm condition exists FF Alarm Power Interrupt is OFF Output will be in the alarm condition on power up regardless of condition of process Hn Set Point 2 Inhibit Select On or OFF On Alarm Inhibit is On Alarm action is suspended until the process value fi rst enters a non alarm condition OFF Alarm Inhibit is OFF Mw CL Set Point 2 Lamp Select O on or OoFF Gan Lamp ON when Output is ON GoFf Lamp OFF when Output is ON ALARM TYPE AND ACTION if alarm function is present Caution In any critical application where failure could cause expensive product loss or endanger personal safety a redundant limit controller is required When setting an alarm value for an absolute alarm A1t AbS simply set the value at which the alarm is to occur When setting the alarm value for a devia tion alarm A1t dE set the difference in value from the Set Point desired For Page 33 example if a low alarm isrequired to be 5 degrees below the Set Point then set A1Lo t
42. put Fail Action 16A3 Select 5 iL AIE or PrE When the Input is vce m7 out of range 1FL or GF displayed and the Input timer time has elapsed the controller will revert to the selected condition a i Outputs are disabled go to 0 output ut The outputs will hold at the last known average percentage of output The outputs will maintain preprogrammed percentages of output as specified in PrE1 and PrE Prt Preset output for Set Point 1 Select o to 100 Prt Preset output for Set Point 2 Select o to 100 za Nx Da Page 29 x ar ie gt Lit ud D gt r4 wm P4 zn ES Page 30 Manual and PctO display adjustment 16A3 Select EAL or Adu r Manual display will display output o to 100 relative to actual range of the output Adu Manual display will display output o to 100 relative to the 540 and 5 4H settings Sensor Rate of Change Select GFF to 330 F C or counts per 1 second period This value is usually set to be slightly greater than the fastest process response expected during a 1 second period but measured for at least 2 seconds If the process is faster than this setting the 5 ec bAd error message will appear The outputs will then be turned off This function can be used to detect a runaway condition or speed up detection of an open thermocouple Use the INDEX amp ENTER keys to reset Scale Low Select 100 to 11998 counts below 5 5H The total sp
43. rcent output for SP1 An 3 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 Percent Output display is disabled c3 Prof Rampj Soak Feature 16A3 Select Gn or GFF n Allows Programmed Ramp Soak function to be started by the Run Hold key on the control front panel FF X Turns Ramp Soak function FF and resets program to n u beginning P5tt Programmer function set 16A3 Select G or GFF OFF Skip Ramp Soak Programming Go to next Secondary Menu Item nr on the next page n Enable Ramp Soak Programming 5tHt Programmer Status Display in the Primary Menu when Prog above is On 16A3 Select Z or GFF GFF The Primary Menu operates as normal n The Primary Menu is altered to have the following items inserted before the SP1 menu item HHHH Ei time remaining in active segment k total time in active segment 5 segment target set point Page 25 n cr ln uu Ramp Soak Time Base 16A3 Select 5 or 55 5 15 Ramp Soak time base is in 1 second increments Program time it iE is measured in seconds 50 5 Rampj Soak time base is in 60 second increments minutes Program time t 5 is measured in minutes The following items ges in the following order amp 5 5 i if AL is pro grammed as Ent ki 25P CAI ibs 165P IBAI To avoid repeti
44. re ramp segments where the target set point is the same as the beginning process value This allows for multistage ramps without wasting interme diate soak steps Care must be taken however that the process does actually reach the soak value before the soak time starts If not the next segment will calculate a slope from the starting PV to the target SP Depending on your process require ments this difference may be important Make sure to test any program for desired results before running production material Do not operate Self Tune while a ramp function is operating The ramp func tion will prevent the Self Tune from operating properly Make sure that all tuning is set up before operating Ramp Soak Program Setup All of the programming for the Ramp Soak function is done in the Secondary Menu You may wish to work out your program on paper before going into the programmer menu sequence In the Secondary Menu INDEX to ra3 and make sure that fro is set to GFF INDEX to 5 and turn amp Press ENTER Skip the 5 5 setting this is discussed later and press INDEX to 555 The time base menu item 555 allows selection of the amount of time that is count ed per time unit Setting 645 to makes all time settings use a time base of one second A 655 setting of 44 makes all times settings use a time base of 60 sec onds or one minute Make the appropriate selection and then press ENTER and INDEX to The follo
45. rogram has ended You may choose to have the program repeat Loa Haid the last set point 1557 revert to the local 5 or turn the out puts off Ga It is important to remember that if you want the program to repeat you must allow the process to return to the same condition that existed when the program first start ed Remember that the ramp function calculates the slope by drawing a line from the beginning PV to the ramp target set point If the PV at the end of the program is dif ferent than the PV at the initial start the ramp will calculate differently Ramp Soak Operation When you wish to start the program enter the Secondary Menu and set the Prao menu item on Z Return to the HOME position by waiting for the display to time out or by pressing the 3 UP ARROW amp ENTER keys and then the ES DOWN ARROW amp INDEX keys The home display will read as it normally does The HOLD indicator by the RUN HOLD key will be lit To start the program press the RUN HOLD key for three seconds The HOLD indicator will go out and the program will start To suspend the program at any time press the RUN HOLD key Press the key again to resume Page 13 Pressing the amp ysg AUTO MANUAL key will also suspend the program operation The difference is that AUTO MANUAL also puts the control into manual mode See Auto Manual operation on page 14 The function of the Primary Menu will change depending on the setting of
46. s No Activity Timer Select FF or to 99 minutes S8 Maximum time between host computer accesses If timer counts to 0 HEE Lar will be displayed OFF No Activity Timer function is disabled Option 992 993 995 996 Serial Communications Store to EEPROM Select 4 amp 5 or na See additional information on page 18 JES Menu Items changes made through the Serial Communications are stored directly to the EEPROM no Menu items changes made through the Serial Communications are stored directly in RAM NOTES ERROR MESSAGES Any error message may be cleared by using the Global Reset by pressing and holding the INDEX amp ENTER keys for five seconds SP ACTION DISPLAY OUTPUTS REQUIRED og A C This message Set point out Correct the ambient tempera Alternates appears if the puts ture ambient tempera active conditions Ventilate the ture of the control Alarm active area of the cabinet or approaches the check for clogged filters ends of tolerance If internal temperature Sensor is broken RJC located in terminal 2 return to service Set point out Correct the ambient tempera puts ture active conditions Ventilate the area of temperature of the Alarm active the cabinet or control is out of check for clogged filters range If internal temperature or RJC sensor is sensor is broken broken return for service Page 37 ERROR MESSAGES Any error message may be cleared by using the Global Re
47. set by pressing and holding the INDEX amp ENTER keys for fi ve seconds uo i has exceeded input range ends active Alarm active HFL or GFE will sequence to display one of these messages if the InPt is set for a time value Set point outputs inactive Alarm active For RTD inputs RTD is open or shorted For THERMOCOUPLE inputs thermocouple is open e sensor may be defective heater fuse open heater open or the final power output device is bad et point outputs inactive Alarm active et point outputs inactive Alarm active Change exceeded the programmed limits set for 5 a et point outputs inactive Alarm active appears as an alternating message if the instrument cali bration nears tolerance edges Check calibration appears as a flashing message if the instru ment calibration exceeds specification Set point outputs inactive Alarm active nput signals go ME or below range ends If not the case check sensor input wiring and correct When afk input fault timer has been set for a time the outputs will be turned off after the set time Setting the time to GFF causes the outputs to remain active however U or GFL will still be displayed Correct or replace sensor Clear with Global Reset orrect or replace sensor or any element in the control loop that may have failed Correct the problem error The value setting may be too slow for the process
48. the 5 amp 4 menu item in the Secondary Menu If 5 amp is GFF then the Primary Menu is not changed If the St amp menu item is set Gn then the Primary Menu has three additional informa tion items added before 5 appears The first INDEX item displays the time remain ing in the current segment in the top display and the message in the lower display The next INDEX item displays the total time for the active segment in the upper display and the message 1Ht iki IBk a in the lower dis play The third INDEX item displays the segment set value in the top display and the message 1HtSP 15 155 in the lower display The next INDEX press resumes the normal Primary Menu Page 14 AUTO MANUAL OPERATION 16A3 ONLY The AUTO MANUAL function allows you to manually adjust the output of the con trol This is normally used during process setup or start up It can also be used for troubleshooting To switch from AUTO to MANUAL press the amp AUTO MANU AL key and hold for three seconds The MANual indicator will light and the lower dis play will change from normal to showing the actual output in percent The value will be the actual percentage of output that was active when the key was pressed This is usually known as bumpless transfer If you wish to change the output while in manual press the VI UP ARROW or Ea DOWN ARROW keys to change the value and press ENTER to retain it It is imp
49. thermocouple current and RTD and output wiring for current and 15 VDC is rated CLASS 2 Control wiring is as shown view is from the rear of instrument showing wiring ter minals INPUTS 2 ALARM OUTPUT 3 Terminals 9 amp 10 are Nor E mally Open relay contacts 9 5 E g See Rating Label oO c D D F1 3 8 A 250 VAC Medium Lag N Line Input See Rating Label for details For 2 wire 100 Ohm and 1K Ohm RTD use terminal 1 amp 3 and place a jumper wire between terminals 3 amp 4 Page 5 OUTPUTS Rear View showing center block of wiring terminals For AC SSR or relay type outputs Output Codes 1 or 3 15 amp 16 and 17 Output A amp 18 are normally open See Rating Label for details Output B For Pulsed DC Current or DC SSR ouputs Output codes 2 4 or 8 15 amp 17 are positive 16 amp 18 are negative Note Factory default assigns Output A to Set Point 1 and Output B to Set Point 2 If necessary these realtionships may be reversed See SP 10 in the Secure Menu Wiring for 4 to 20mA Transmitter Inputs Wiring power and ouputs as shown above Two wire transmitters wire as shown below View is of instrument as seen from the rear to show wiring terminals For three or four wire transmitters follow the wiring instructions provided with your transmitter CAUTION DO NOT WIRE THE 24 VOLT POWER SUPPLY ACROSS THE INPUT OF THE CONTROL DAMAGE TO THE CONTROL INPUT
50. tion each item will only be described once ibs Segment Time 1643 Select amp to 5898 units minutes if 555 is set to 502 5 seconds if 555 is set to 5 SP Segment Set Point 16A3 Set to target value desired i i Segment Alarm 1 Event 16A3 Select o or GFF a Alarm 1 is active during segment 1 time GFF Alarm 1 is inactive during segment 1 time find Program End Action 16A3 Select Hold or Boff Hold Stay at the Present Set Point 55 oF Turn Off SP1 and SP2 Outputs at the end of the program ioo Repeat program starting at SF i Revert to 5 value Input Correction Select 5 to Z to 5C F C or counts This feature allows the input value to be changed to agree with an external reference or to compensate for sensor error Note is reset to zero when the pul type is changed or when decimal position is changed Factory default is Z Digital Filter Select GFF ito 55 In some cases the time constant of the Sensor or noise could cause the display to jump enough to be unreadable A setting of 2 is usually sufficient filtering 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 Page 26 Leber POH n nn Loop Break Protection Select SFF ito 9855 seconds If during operation the output is minimum 096 or maximum 100 a
51. w 5 icf ioe 4 r Set Point 1 Reset Select nGF or Hata Onde Output will automatically reset when process passes back through SP id HoLd Manual Reset Reset by simultaneously pressing the INDEX amp DOWN ARROW keys for 3 seconds a Page 31 ama i Set Point 1 Power Interrupt Select n or GFF i E EI un Alarm Power Interrupt is n Output will automatically reset on power up if no alarm condition exists FF Alarm Power Interrupt is GFF Output will be in the alarm condition on power up regardless of condition of process 4H Set Point 1 Inhibit Select Gn or GFF n Alarm Inhibit is On Alarm action is suspended until the process value first enters a non alarm condition GFF arm Inhibit is OFF oint Lamp Select amp an or GaoF F an Lamp ON when Output is ON Dott Lamp OFF when Output is ON un m um Z g E n Co D ae If your control is not equipped with Set Point 2 then proceed to the alarm section next page J DR m VY Set Point 2 type Select Aib or cas Hb Absolute 5 2 SP is independent o of 3 SP 1 and may be set dai between the limits of SPL and SPH dt Deviation 5 2 5P 2 is set as a deviation from SP 1 and allows 5 2 to retain its relationship with 5 when SP i is naa xd SP P tracks SP 1 mo ENT Set Point 2 State Select d or r c Direct Action As the input increases the output will increase Most commonly used in cooling
52. wing items repeat in the following order i i i in the Secure Menu is programmed set to Flint ck 859 cat ibt 657 158 1 To avoid repetition each item will only be described once Set to the amount of time you want for the first ramp This value is in time units determined by the 645 menu item from amp to 5895 Press ENTER Page 12 Set 5 to the target value desired for the first ramp This value is in actual units just like 5 1 If the control is programmed for temperature then the SP displays are in temperature If the control is programmed for some other engineering unit the SP is set in that unit Press INDEX to continue If Alarm 1 is programmed as an event ft i Eliant then 4 i will appear If you wish the Alarm 1 contact to function for this segment set 4 is set to Gn If not set for GFF Press ENTER When 4 iis set G the Alarm 1 function will be active for entire period set above Complete setting the segment times 2 amp t segment set point 25 165P and event alarms 88 1 IBA 1 to Ga or GFE For unneeded or unused segments set the segment times Ct 5 amp 4 to amp and set the segment set point 25 165P to the same value as the last active set point A segment alarm may be set to indicate end of run at the segment number you select The last menu item for the ramp soak function is d Find determines what the control does when the p
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