Tempco TEC-4220 User Manual Download Page 1

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User's Manual

TEC-4230
Self-Tune Fuzzy/PID
Process/Temperature Controller

TEMPCO Electric Heater Corporation
607 N. Central Avenue
Wood Dale, IL 60191-1452 USA
Tel:

630-350-2252
800-323-6859

Fax:

630-350-0232

website: http://www.tempco.com
Copyright © 2003, Tempco Electric Heater Corporation, all rights reserved.

Revision 6/2003

Summary of Contents for TEC-4220

Page 1: ...ure Controller TEMPCO Electric Heater Corporation 607 N Central Avenue Wood Dale IL 60191 1452 USA Tel 630 350 2252 800 323 6859 Fax 630 350 0232 website http www tempco com Copyright 2003 Tempco Elec...

Page 2: ...nderstood and met CONTENTS 1 Introduction 2 Numbering System 3 Specifications 4 Installation 5 Operation 6 Recalibration 7 Error Messages and Diagnosis Information in this user s manual is subject to...

Page 3: ...trolling method by many industries yet PID has difficulty dealing with some sophisticated systems such as second and higher order systems long time lag systems during set point changes and or load dis...

Page 4: ...e DC for SSR drive 24VDC 20mA max 3 4 20mA linear max load 500 ohms 4 0 20mA linear max load 500 ohms 5 0 10VDC linear min impedance 500K ohms 6 Triac SSR output 1A 240VAC 9 Other 6 Output 2 0 None 1...

Page 5: ...rotection NEMA 4X IP65 EMC emission EN50081 1 EN55011 EMC immunity IEC801 2 IEC801 3 IEC801 4 Sensor Input Type Range F Accuracy F Range C Accuracy C J Iron Constantan 58 to 1832 F 3 6 F 50 to 1000 C...

Page 6: ...xcessive moisture Do not use this instrument in areas under hazardous conditions such as excessive shock vibration dirt moisture corrosive gases or oil The ambient temperature of the areas should not...

Page 7: ...ey may be internally connected causing damage to the unit Verify that the ratings of the output devices and the inputs are not exceeded Electrical power in industrial environments contains a certain a...

Page 8: ...ual length Table 4 1 International Thermocouple Cable Color Codes Color of overall sheath Output Wiring There are several types of output modules see section 2 that can be selected for output 1 when o...

Page 9: ...e the value of the selected digit or to change the selection for an index parameter Selects the parameter in a direct sequence Also used to select the tool program parameters Selects the parameters in...

Page 10: ...UE SET POINT VALUE SHIF PB TI TD AhY1 AhY2 hYST ADDR LO SC hI SC PL 1 PL 2 INPT UNIT RESO CON A A1 MD A1 SF A2 MD A2 SF CYC CCYC C PB D B Security Level 1 Security Level 2 Short scroll advances forwar...

Page 11: ...the selected input 999 F PL 1 Power limit of Output 1 0 100 100 PL 2 Power limit of Output 2 0 100 100 INPT Input type selection J K T E B R S or N TC J K T E B R S or N type T C PT100 DIN PTDN PT100...

Page 12: ...he 0 20mA and enter it Enter the Drift compensation code FAIL SAFE Fail Safe Defines the status of the outputs if the sensor fails OUT 1 ALM 1 ALM 2 or or or OUT 2 or Select the status for Output 1 ON...

Page 13: ...minutes The dwell timer starts counting when the process value reaches the set point value See sections 5 10 and 5 13 for more details RAMP Ramp Rate This controls the heating or cooling rate of the...

Page 14: ...cimal points Note that 2 dP can only be used for linear process input when Pu is selected for UNIT CON A Control Action of Output 1 This selects reverse heating action or direct cooling action for out...

Page 15: ...e lower display For example if you select LOCK for LEV 2 and press the scroll key for 3 2 seconds to enter the selection the all parameters in level 2 can no longer be changed A LOCK message will appe...

Page 16: ...values for the process which are then automatically entered into the nonvolatile memory During the second period of the auto tune program the controller performs PID control to verify the results and...

Page 17: ...Sequence Symptom Solution Proportional Band P PB Slow response Decrease PB High overshoot or oscillations Increase PB Integral Time I TI Slow response Decrease TI Instability or oscillations Increase...

Page 18: ...ble value When using on off control the parameters TI TD and CYC will have no effect on the system and both manual mode and the auto tune program will be disabled 5 9 Cooling Control Cooling control o...

Page 19: ...d Hold Alarm A1SF LT HO When selected in any alarm mode prevents an alarm on power up The alarm is enabled when the process value reaches the set point value Thereafter the alarm acts as a latch alarm...

Page 20: ...the controller fails Manual control mode is an open loop control The process may rise to a dangerous temperature Special attention must be paid to the process in order to prevent damage to the system...

Page 21: ...being open on initial start up The timer begins to count down once the set point temperature has been reached After the amount of time set in ASP1 has elapsed the alarm 1 relay will close This functi...

Page 22: ...libration data will be lost Do not attempt recalibration unless you have the appropriate calibration equipment available If the calibration data is lost you will need to return the controller to your...

Page 23: ...e display Now the display will indicate process value with respect to the INPT type selected Feed a standard signal to the appropriate input terminals and examine the accuracy of the display 4 Press t...

Page 24: ...ine terminals Incorrect voltage between line terminals Connections to terminals are open loose or missing Thermocouple is open at tip Thermocouple lead is broken Shorted thermocouple leads Short acros...

Page 25: ...d into EEPROM Replace EEPROM 11 Process display shows OVER Overflow error data out of range during execution of software program Check for electrical noise 12 Process display shows LOCK Attempt to cha...

Page 26: ...ic Heater Corporation 607 N Central Avenue Wood Dale IL 60191 1452 USA Tel 630 350 2252 800 323 6859 Fax 630 350 0232 website http www tempco com Copyright 2003 Tempco Electric Heater Corporation all...

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