Watlow Electric SERIES146 User's Manual
Contents
1. 8A 146E ____ _ 000 AN M L1 puss NOTE Switching induc Customer L2 Supplied ei Sige tive loads relay coils EE O Device solenoids etc with the mechanical relay E switched dc or solid High Temperature State relay output Light options requires use of an R C Suppressor Watlow carries the R C suppressor Quenchare brand name which is a trademark of ITW Paktron Watlow Part No 0804 0147 0000 Figure 3d Electromechanical relay wiring Remote Reset NOTE The Series 146 used with a remote reset may affect FM recogni tion Only the use of a momentary switch is valid for approval Oocoocoeo0odod NOTE Reset is customer supplied Hdd eid Ch Ch Customer Supplied Reset Figure 3e Remote reset wiring 3 Watlow Series 146 User s Manual system Example Power Disconnect Switch Pi ove PC o d L2 X High Temperature Fuse Light D 600 e i Customer Supplied Quencharc q High Limit Mechanical Contactor SSR 240 10A DC1 Solid State Relay Series 102 Temperature Controller Heater OOO DOC 00 Process Sensor Limit Sensor Sp Series 146 Reset Limit Control Switch 146E 16XX 1000 Customer Supplied 120V ei L2 Power Disconnect Switch Series 102 Temperature Controller 102C 16XX 1000 OOO SSR 240 10A DC1 Solid State Relay 48 to 260 V out Series 146 146E 16XX2. 146_ 3___ 0000 NOTE The line voltage is specified by your model number N WARNING To avoid potential electric shock use National Electrical Code safety practices when wiring and connecting this unit to a power source and to electrical sensors or peripheral devices All wiring and fusing must conform to the National Electric Code and to any locally applicable codes Failure to comply with these recommendations could result in damage to equipment and property and injury to personnel N WARNING The Series 146 safety limit should be mounted in an inconspicuous location to discourage unauthorized changes to the set point Only approved and appropriate personnel should have the authority to change the set point on the limit switch Failure to com ply with these recommendations could result in damage to equip ment and property and injury to personnel N CAUTION Applying incorrect voltage may result in irreversible damage to the controller Thermocouple D D O O O D O Figure 3b Thermocouple wiring 2 and 3 Wire RTD D D O O O D O D D O O O D O 3 wire RTD S2 S1 Figure 3c 2 and 3 Wire RTD Wiring NOTE 2 or 3 wire RTD input calibrated for 0 0038509 Q C curve Power Disconnect Fuse Switch AO d e L1 L2 OUER Recommended fuse size 1A Figure 3a Power wiring Output Wiring Electromechanical Relay Form C
3. Authorization RMA number before returning a product e Put the RMA number on the shipping label and also a description of the problem e A 20 of net price restocking charge applies to all standard units returned to stock Contact e Phone 507 454 5300 e Fax 507 452 4507 Technical Support If you encounter a problem with your Watlow controller verify that your wiring is correct for your specific model number If the problem persists an Application Engineer can discuss your application with you Before calling please have the complete model number and user s manual available You can get technical support by dialing 507 454 5300 7 a m to 7 p m Central Standard Time The Series 146 User s Manual is copyrighted by Watlow Inc 2001 with all rights reserved 1965 Note User documentation may be available in French German Spanish Italian and Dutch as well as English Check Watlow s website www watlow com for availability Specify language at time of order Troubleshooting Problem Probable Cause Action The load will not turn on Repair or replace The load circuit is open Check the fuses circuit breakers load and wiring The ac input is not connected or is connected improperly Check the ac input connections If not present connect per Power Wiring page 3 The load will not turn off The polarity is reversed on the Connect per Input Wiring page 4 thermocouple A faulty uni
4. Directive EN 61010 1 1993 With A1 1995 Safety Requirements of electrical equipment for measurement control and laboratory use Part 1 General requirements d clare que le produit suivant Francais D signation S rie 146 Num ros de mod le 146E 1 2 ou 3 100 999 1 2 3 ou 4 N importe quelle combinaison de trois lettres ou chiffres Classification R gulation de temp rature Cat gorie d installation Il Degr de pollution II Tension nominale 24 120 ou 240V c a Fr quence nominale 50 ou 60 Hz Consommation d alimentation nominale 10 VA maximum R pond aux normes essentielles des directives suivantes de l Union europ enne en utilisant les standards normalis s ci dessous qui expliquent les normes auxquelles r pondre Directive 89 336 CEE sur la compatibilit lectromagn tique EN 61326 1997 avec A1 1998 Mat riel lectrique destin a I talonnage au contr le et l utilisation en laboratoire Exigences CEM Immunit industrielle Emissions de cat gorie A EN 61000 4 2 1996 Avec A1 1998 Immunit aux d charges lectrostatiques EN 61000 4 3 1997 Immunit aux champs de radiation EN 61000 4 4 1995 Immunit contre les surtensions lectriques rapides Rafale EN 61000 4 5 1995 avec A1 1996 Immunit contre les surtensions EN 61000 4 6 1996 Immunit conduite EN 61000 4 11 1994 Immunit contre les carts de tension interruptions courtes et variations de tension EN 61000 3 2 1995
5. avec A1 3 1999 Emissions de courant harmoniques EN 61000 3 3 1995 avec A1 1998 Fluctuations et vacillements de tension Directive 73 23 CEE sur les basses tensions EN 61010 1 1993 avec A1 1995 Normes de s curit du mat riel lectrique pour la mesure le contr le et l utilisation en laboratoire 1 re partie Conditions g n rales 2013 Erklart daB das folgende Produkt Deutsch Beschreibung Serie 146 Modellnummer n 146E 1 2 oder 3 100 999 1 2 3 oder 4 Drei beliebige Buchstaben oder Ziffern Klassifikation Regelsystem Installationskategorie Il Emissionsgrad II Nennspannung 24 120 oder 240V Nennfrequenz 50 60 Hz Nominaler Stromverbrauch Maximaler 10VA Erf llt die wichtigsten Normen der folgenden Anweisung en der Europ ischen Union unter Verwendung des wichtigsten Abschnitts bzw der wichtigsten Abschnitte die unten zur Befolgung aufgezeigt werden 89 336 EEC Elektromagnetische Ubereinstimmungsanweisung EN 61326 1997 With A1 1998 Sicherheitsrichtlinien f r Elektroger te zur Messung zur Steuerung und im Labor EMC Erfordernis Industrieimmunitat Klasse A Emission EN 61000 4 2 1996 With A1 1998 Elektrostatische Entladungsimmunitat EN 61000 4 3 1997 Strahlungsfeldimmunitat EN 61000 4 4 1995 Elektrische schnelle St68e Burstimmunitat EN 61000 4 5 1995 With A1 1996 SpannungsstoBimmunitat EN 61000 4 6 1996 St rimmunitat EN 61000 4 11 1994 Spannungsabfall Kurze Unterbrechungen und Spannung
6. indication of output status e Dial scale calibrated to compensate for sensor non linearities e Integral or remote set point e Dual temperature scale C and F e Fixed set point e Manufactured to specified value Input e Thermocouple or platinum RTD available Thermocouple with automatic cold junction compensation Thermocouple may be isolated or grounded Thermocouple and RTD break protection de energizes output 2 or 3 wire RTD input 1009 0 C calibrated for 0 0038500Q Q C curve Output e Electromechanical relay 8A Form C SPDT 8A 240V resis tive 8A 28V dc resistive 275VA pilot duty rated Accuracy Adjustable Set Point integral or remote e Calibration accuracy 1 of span at 25 C 3 C 77 F 5 F ambient and rated line voltage 1 e Set point accuracy 3 of dial scale e Accuracy span 540 C 1000 F minimum Fixed Set Point e Calibration accuracy 6 C 10 F of setting at 25 C 3 C 77 F 5 F ambient and rated line voltage 1 Temperature Stability e Thermocouple Typically 9uV C ambient 5uV F ambient input referenced e RTD Typically 0 2 C C ambient 0 2 F F ambient Voltage Stability e 0 01 of span min span of 540 C or 1000 F per of rated line voltage Agency Approvals e CE EN61010 Safety EN61326 Industrial Immunity Class B Emissions Installation Category 2 Pollution Degree 2 e WA 873 File E43684 e SAL to C22 2 No 24 File E43684 e Appr
7. 1000 Temperature Limit 44 13 QQQOOEO High Temperature Light Figure 4 System wiring examples 4 Watlow Series 146 User s Manual Declaration of Conformity C Series 146 WATLOW WINONA 1241 Bundy Boulevard Winona Minnesota 55987 USA Declares that the following product English Designation Series 146 Model Numbers 146E 1 2 or 3 100 999 1 2 3 or 4 Any three letters or numbers Classification Temperature control Installation Category II Pollution degree II Rated Voltage 24 120 or 240 V ac Rated Frequency 50 or 60 Hz Rated Power Consumption 10 VA maximum Meets the essential requirements of the following European Union Directives by using the relevant standards shown below to indicate compliance 89 336 EEC Electromagnetic Compatibility Directive EN 61326 1997 With A1 1998 Electrical equipment for measurement control and laboratory use EMC requirements Industrial Immunity Class A Emissions EN 61000 4 2 1996 With A1 1998 Electrostatic Discharge Immunity EN 61000 4 3 1997 Radiated Field Immunity EN 61000 4 4 1995 Electrical Fast Transient Burst Immunity EN 61000 4 5 1995 With A1 1996 Surge Immunity EN 61000 4 6 1996 Conducted Immunity EN 61000 4 11 1994 Voltage Dips Short Interruptions and Voltage Variations Immunity EN 61000 3 2 1995 With A1 3 1999 Harmonic Current Emissions EN 61000 3 3 1995 With A1 1998 Voltage Fluctuations and Flicker 73 23 EEC Low Voltage
8. C 103 F RTD 101 73 to 600 C 100 to 1112 F 100Q 104 73 to 600 C 100 to 1112 F 1000Q 105 0 to 80 C 82 to 176 F 106 Fixed at 200 C 392 107 Fixed at 350 C 662 108 Fixed at 110 C 230 109 Fixed at 150 C 302 110 Fixed at 120 C 248 F F F F F 111 Fixed at 250 C 482 F Limit Mode 1 High limit manual reset on power loss 2 Low limit manual reset on power loss 3 High limit automatic reset on power loss 4 Low limit automatic reset on power loss Remote Options QO Regulating control integral setpot N Regulating control no setpot customer provided S Regulating control remote setpot with remote reset P Regulating control remote setpot NOTE Electromechanical relays are typically warranted for 100 000 closures only The Series 146 is warranted to be free of defects in material and workmanship for 36 months after delivery to the first purchaser for use providing that the unit has not been misapplied Since Watlow has no control over its use or misuse we cannot guarantee against failure Watlow s obligations hereunder at Watlow s option are limited to replacement or refund of purchase price of a unit which upon examination proves to be defective with in the warranty period This warranty does not apply to damage resulting from transportation alteration misuse or abuse e Call or fax Customer Service for a Return Material
9. Series 146 User s Manual Temperature Regulator C TOTAL CUSTOMER SATISFACTION 3 YearWarranty ISO_ 9001 ame 9 N Cl Sel A GER OG i IT QT ZZ SS eee Registered Company Winona Minnesota USA Vu WATLOW 1241 Bundy Boulevard P O Box 5580 Winona Minnesota USA 55987 5580 Phone 1 507 454 5300 Fax 1 507 452 4507 Internet http www watlow com 0600 0004 0010 Rev D December 2001 Supersedes 0600 0004 0010 Rev C 5 00 General Description The Watlow Series 146 is a DIN rail mount tempera ture regulating controller with a thermocouple or RTD sensor input The DIN rail mounting offers quick and easy installation with the use of simple hand tools The con troller may also be flush mounted The Series 146 is designed to meet the needs of a wide range of safety applications Factory selectable options include high or low control mode with either manual or automatic reset on power loss The Series 146 has an LED for output status indication and can be ordered with an integral or remote adjustable set point or a fixed set point 1 Watlow Series 146 Users Manual Made in the U S A Specifications 2089 Control Mode e High or low limit factory selectable e Manual or automatic reset on power loss factory selectable e Latching alarm with manual reset on over or under temperature e Internal and or customer supplied external reset switch Operator Interface e LED
10. irmly on the top front edge of the Series 146 The controller snaps securely onto the rail If the controller does not snap on check to see if the DIN rail is bent Minimum clipping distance is 34 8 mm 1 37 in the maximum is 35 3 mm 1 39 in Removing the Series 146 from the DIN Rail 1 Place your fingers on the release lever located at the base of the Series 146 2 While gently pressing on the top of the case above Terminals 1 9 pull forward on the release lever Safety Information Note caution and warning symbols appear throughout this book to draw your attention to important operational and safety information A NOTE marks a short message to alert you to an impor tant detail A CAUTION safety alert appears with information that is important for protecting your equipment and performance A WARNING safety alert appears with information that is important for protecting you others and equipment from damage Pay very close attention to all warnings that apply to your application The A symbol an exclamation point in a triangle precedes a general CAUTION or WARNING statement The A symbol a lightning bolt in a triangle precedes an electric shock hazard CAUTION or WARNING safety statement Panel DIN Rail Upper Mounting Clip Lower Mounting Clip Release over Snap Action Figure 2b Series 146 side view mounting Wiring Guidelines e Use the correct
11. nmunidad por conducci n EN 61000 4 11 1994 Inmunidad a ca das de voltaje variaciones y peque as interrupciones de voltaje EN 61000 3 2 1995 CON a1 3 1999 Emisiones de corriente arm nica EN 61000 3 3 1995 con A1 1998 Fluctuaciones de voltaje y centelleo 73 23 EEC Directiva de bajo voltaje EN 61010 1 1993 con A1 1995 Requisitos de seguridad de equipo el ctrico para medici n control y uso en laboratorio Parte 1 Requisitos generales Jim Boigenzahn Name of Authorized Representative Winona Minnesota USA Place of Issue General Manager Title of Authorized Representative August 2001 Date of Issue D veel CS F j Il Signature of Authorized Representative 5 Watlow Series 146 Users Manual Ordering information 2012 146 e 00 Output Type J E Electromechanical relay 8A Form C Line Voltage 1 120V 2 230V to 240V 3 24V Input and Range Type E 619 0 to 799 C 82 to 1470 F Type J 601 0 to 315 C 82 to 600 F 602 0 to 750 C 82 to 1382 F 615 Fixed at 315 C 600 F 618 17 to 98 C 0 to 200 F 620 149 to 427 C 300 to 800 F 623 43 to 54 C 110 to 130 F 625 121 to 221 C 250 to 430 F Type K 603 0 to 1250 C 82 to 2282 F 611 0 to 600 C 82 to 1112 F 626 16 to 149 C 60 to 300 F 627 0 to 66 C 82 to 150 F 628 17 to 315 C 0 to 600 F Type T 629 200 to 350 C 328 to 662 F 632 Fixed at 75
12. oved for use in commercial cooking applications e FM Class 3545 File ll 3007307 Terminals e Captive screw cage clamp connection 4 mm 0 155 in max width screwdriver blade 30 to 14 gauge wire Mounting e DIN rail DIN EN50022 35 mm x 7 5 mm e Sub panel flush mounting Power e 24V 10 15 50 60 Hz e 120V 10 15 50 60 Hz e 230V to 240 10 15 50 60 Hz e 10VA maximum power Operating Environment e 0 to 55 C 32 to 131 F e 0 to 90 RH non condensing e Storage temperature 20 to 85 C 4 to 185 F Dimensions e Width 60 mm 2 28 in e Height 115 mm 4 45 in e Depth 100 mm 3 89 in Weight e 0 3kg 0 7 Ib UL is a registered trademark of Underwriter s Laboratories Inc Note Specifications subject to change without notice 35 mm x 7 5 mm Rail is not included in the assembly Figure 2a Series 146 dimensions Installation Sub Panel Mounting the Series 146 NOTE FM approval requires limit switches to be suitably enclosed to minimize casual readjustment of set temperature 1 Using the controller as a location template mark both mounting holes 2 Drill two 5 mm 0 19 in diameter holes in the desired panel location See Figure 2a for hole locations 3 Mount the Series 146 using two 8 32 screws DIN Rail Mounting the Series 146 1 Place the Series 146 upper mounting clip on the top edge of the DIN rail See Figure 2b on this page 2 Press down f
13. sensor type per the model number on the unit sticker Use the proper thermocouple or RTD polarity Insulate the thermocouple mounting from the mounting surface to prevent heat migration input errors Thermocouple leads should be twisted pair wire and routed separately from any other lines In electrically noisy environments heavy switching of contactor motors solenoids etc use shielded thermocou ple lead wire with the shield connected at the sensor end only All wiring and fusing must conform to the National Electric Code NEC NFPA70 and any other locally applic able codes Fuse the independent load voltage on the L1 hot side and connect it to the common COM side of the relay A CAUTION A power disconnect located near the controller is recommended to shut down power in case of controller failure Long lead lengths create electrical resistance When using a two wire RTD there will be an additional error for every 1Q of lead length resistance That resistance when added to the resistance of the RTD element can result in erroneous input to the temperature limit To overcome this problem use a three wire RTD sensor which compen sates for lead length resistance When extension wire is used for a three wire RTD all three extension wires must have the same electrical resistance i e same gauge copper stranded 2 Watlow Series 146 User s Manual 120V 146_ 1___ 0000 230 to 240 V 146_ 2 __ _ 0000 24V
14. sschwankungsimmunitat EN 61000 3 2 1995 With A1 3 1999 Grenzen der Oberwellenstromemissionen EN 61000 3 3 1995 With A1 1998 Spannungsschwankungen und Flimmern 73 23 EEC Niederspannungsrichtlinie zu entsprechen EN 61010 1 1993 mit A1 1995 Sicherheitsrichtlinien fur Elektrogerate zur Messung zur Steuerung und im Labor Teil 1 Allgemeine Richtlinien Declara que el producto siguiente Espanol Designaci n Serie 146 N meros de modelo 146E 1 2 3 100 999 1 2 3 4 Cualquier combinaci n de tres n meros y letras Control de temperatura Categoria de instalaci n Il grado de contaminaci n ambiental II Tensi n nominal 24 120 240V Frecuencia nominal 50 60 Hz Consumo nominal de energ a 10 VA m ximo Cumple con los requisitos esenciales de las siguientes Directivas de la Uni n Europea mediante el uso de las normas pertinentes que se muestran a continuaci n para indicar su acatamiento Clasificaci n 89 336 EEC Directiva de compatibilidad electromagn tica EN 61326 1997 CON a1 1998 Equipo el ctrico para medici n control y uso en laboratorio Requisitos EMC Inmunidad industrial Emisiones Clase A EN 61000 4 2 1996 con A1 1988 Inmunidad a descarga electrost tica EN 61000 4 3 1997 Inmunidad a campo radiado EN 61000 4 4 1995 Inmunidad a incremento repentino r pidas fluctuaciones el ctricas transitorias EN 61000 4 5 1995 con A1 1996 Inmunidad a picos de voltaje o corriente EN 61000 4 6 1996 I
15. t Remove power to the controller and the controller from the system Apply power to the system with the controller removed If the load turns off return the controller to the factory If the load remains on there are other problems in the system that must be resolved Consult the factory
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