Watlow Series 97 Manual de usuario

0600-0021-0000 Rev E Made in the U.S.A.July 2005 $15.00Supersedes: 0600-0021-0000 Rev DUser’s ManualUser Levels:• New User ...

2.4 Installation Watlow Series 97Notes

Chapter ThreeWiringPower Wiring . . . . . . . . . . . . . . . . . . . . . .3.3Sensor Installation Guidelines . . . . . . . . .3.3Wiring Example . .

3.2 Wiring Watlow Series 97∫WARNING:To avoid potentialelectric shock, useNational Electric Code(NEC) safety practiceswhen wiring andconnecting this

Watlow Series 97 Wiring 3.3Power Wiring100 to 240VÅ (ac), nominal (85 to 264 actual) 97 A _ - _ _ _ _ - _ _ _ _24 to 28V‡ (ac/dc), nominal (21 to 30

3.4 Wiring Watlow Series 97Wiring ExampleFigure 3.4 - System wiring example.1120VÅ (ac)L1L2276451 212(+)(-)313211415161721CR18high-temperature light

Watlow Series 97 Wiring 3.5Wiring NotesSketch in your application on this page or a copy of it. See thewiring example in this chapter.Figure 3.5 - W

3.6 Wiring Watlow Series 97Input 1 WiringFigure 3.6a – ThermocoupleAvailable on all unitsImpedance: 20MΩFigure 3.6b – RTD (2- or 3-Wire) 100Ω Platin

Watlow Series 97 Wiring 3.7Output 1 Limit Output WiringFigure 3.7a – AC Outputs•Electromechanical Relay withoutcontact suppression97 _ _ - D _ _ _ -

3.8 Wiring Watlow Series 97Output 2 Alarm Output WiringFigure 3.8a – AC Outputs•Electromechanical relay without contact suppression97 _ _ - _ D _ _

Watlow Series 97 Wiring 3.9Output 3 Alarm WiringFigure 3.9 – AC OutputsElectromechanical Relay without Contact Suppression97 _ _ - _ _ D_ - _ _ _ _F

Safety InformationWe use note, caution and warning symbols throughout this book to draw yourattention to important operational and safety information.

3.10 Wiring Watlow Series 97Output 4 WiringFigure 3.10a – AC OutputsElectromechanical Relay without Contact Suppression97 _ _ - _ _ _ D - _ _ _ _For

Watlow Series 97 Wiring 3.11NOTE:Successful installationrequires five steps:• Choose the controller’shardware configurationand model number(Appendix

3.12 Wiring Watlow Series 97Notes

Chapter FourNavigation and SoftwareKeys and Displays . . . . . . . . . . . . . . . . . .4.2Navigation . . . . . . . . . . . . . . . . . . . . . . . .

Keys and DisplaysThis chapter explains keys, displays and navigation skills, and presents charts showing howto accomplish basic and advanced tasks. Yo

Navigating the Series 97Choose a page (Operations, Setup or Factory) and press its key sequence. The page appearsin the lower display.Figure 4.3 — Nav

4.4 Navigation Watlow Series 97NavigationSoftware MapFigure 4.4 — Software Map.[LIM] Limit Menu[OPEr]Operations Page [OPEr] Operations Page[L`Lo] Lo

[InP1] Input 1 Menu[`SEt]Setup Page [`SEt] Setup Page[SEn1] Sensor Type 1[In`1] Input 1[rL`1] Range Low 1[rh`1] Range High 1[dEC1] Decimal 1[Ftr1] Inp

Basic navigation for new usersUse this example task to learn how to use the keys and displays. Navigation skills areessential for setting up the contr

Chapter FiveFeaturesLimit . . . . . . . . . . . . . . . . . . . . . . . . . . . .5.2InputCalibration Offset . . . . . . . . . . . . . . . .5.3Filter

Chapter 1: Overview . . . . . . . . . . . . . . . . . . . . . . .1.1Chapter 2: Installation . . . . . . . . . . . . . . . . . . . . . .2.1Chapter 3:

LimitThe Series 97 limit controller is added to thermal applications to limit over- or under-tem-perature conditions. The Series 97 controller provide

Watlow Series 97 Features 5.3InputCalibration OffsetCalibration offset allows a device to compensate for an inaccurate sensor, lead resistance oroth

Filter Time ConstantA time filter smooths an input signal by applying a first-order filter time constant to thesignal. Either the displayed value or b

Sensor SelectionYou need to configure a controller to match the input device, which is normally a thermo-couple or RTD. When you select an input devic

Event InputWith an event input an operator can perform certain operations on a system by opening orclosing a switch or applying a dc logic signal to t

Watlow Series 97 Features 5.7RetransmitThe retransmit output can be used to transmit an analog signal representing the value ofthe input process var

AlarmsAn alarm takes some action, usually notifying an operator, when the process temperatureleaves a defined range. A user can configure how and when

ProcessA process alarm uses one or two absolute set points to define an alarm condition.The alarm process value of output 2 can be viewed or changed w

Alarm SilencingAlarm silencing has two uses:1. It is often used to allow a system to warm up after it has been started up. With alarmsilencing on, an

Watlow Series 97 Features 5.11CommunicationsOverviewA Series 97 controller can also be programmed and monitored by connecting it to a personalcomput

TOTAL3 Year WarrantyCUSTOMERSATISFACTIONAbout Watlow WinonaWatlow Winona is a division of Watlow Electric Mfg. Co., St. Louis, Missouri, amanufacturer

5.12 Features Watlow Series 97Notes

Watlow Series 97 Parameters 6.16Chapter SixParametersParameter Setup Order . . . . . . . . . . . . . .6.2Home Page . . . . . . . . . . . . . . . .

6.2 Parameters Watlow Series 97Parameter Setup Order°C or °F [`C-F]Output 1 [Out1]Output 2 [Out2]Output 3 [Out3]Output 4 [Out4]Sensor Type [Sen1]Inp

Home PageThe resting-state display shows the following set of data. The first prompt appears in thetop display, the second in the bottom.Active: Alway

Operations PageThe operations page contains three menus:Active if Input 2 (Input 2 Menu)is set to [E`In] (event input),[`EFn] is not set to [none]and

Active if Output 3 (Output 3Menu) is [``AL] (Alarm),Alarm Sides 3 (Output 3 Menu)is not [hi``], or Output 3 ispresent (97 _ _-_ _ D _-_ _ _ _)and Oper

NOTE: For more information about how parameter seetings affect the controller’s operation, see Chapter Five, Features.Active if Output 4 (Output Menu4

Active if Setup Page Lock(Lockout Menu) is not set to[hide].601 r/wIf SensorType (Input1 Menu) ischanged tothermocouple: [```j],if SensorType ischange

Active if Setup Page Lock(Lockout Menu) is not set to[hide].604 r/w0 (or 1.0 if[dEC1] isset to 0.0)-60.0 to 60.0[ftr1] Input SoftwareFilter 1Sets the

Active if Output 2 hardware ispresent (not 97 _ _-_ A _ _-_ _ __) and Setup Page Lock(Lockout Menu) is not set to[hide].717 r/w[`OFF][`OFF] off (0)[`A

Chapter OneOverviewIntroductionWatlow’s Series 97 is a microprocessor-based controller with a single input, second auxiliaryinput and four outputs. In

Active if Output 2 is set to[``AL], hardware is present(not 97 _ _-_ A _ _-_ _ _ _ ), andSetup Page Lock (LockoutMenu) is not set to [hide].725 r/w[`y

Active if Output 3 hardware ispresent (97 _ _-_ _ D _-_ _ _ _),Output 3 (Output 3 Menu) isset to [``AL] (Alarm) andSetup Page Lock (LockoutMenu) is no

Active if Output 4 is equipped fora relay (97 _ _-_ _ _ D-_ _ _ _),Output 4 (Output 4 Menu) isset to [``AL] (Alarm) andSetup Page Lock (LockoutMenu) i

Active if Output 4 is equipped forcommunications (97 _ _-_ _ _ R-_ _ _ _ or 97 _ _-_ _ _ U-_ _ _ _)and Setup Page Lock (LockoutMenu) is not set to [hi

6.14 Parameters Watlow Series 97Setup Page / Display MenuDisplay Parameter Range Default Modbus Conditions for Address Parameters to Appearread/writ

Active if Upper Display [UdSP] isset to [USEr].1401 r/w1402 r/w1403 r/w1404 r/wcharacters1 to 4[____]0: _1: A2: b3: C4: c5: d6: E7: e8: F9: g10: H11:

NOTE: For more information about how parameter settings affect the controller’s operation, see Chapter Five, Features.Active if Setup Page Lock(Lockou

Active: Always5 r01970197 to 9999[dAtE] Date ofManufactureDisplays date asWEEK:YEAR(WWYY).Active: Always0 r9797[MdL] Model NumberReads the modelnumber

NOTE: For more information about how parameter seetings affect the controller’s operation, see Chapter Five, Features.Active: Always19 r[none][none] n

Active: Always1515 rnone[line] Line FrequencyDisplays the AC linefrequency in Hz.none[``no] (0)[coM] sends Modbuspacket every onesecond (2)[tSht] Comm

Setup StepsThe controller must be equipped for communications,(97_ _ - _ _ _ U - _ _ _ _ or 97_ _ - _ _ _ R - _ _ _ _).See Chapter Five, Chapter Six

NOTE: For more information about how parameter settings affect the controller’s operation, see Chapter Five, Features.Active if Calibration Lock(Locko

Watlow Series 97 Parameters 6.21Display Parameter Range Default Modbus Conditions for Address Parameters to Appearread/writeNOTE: For more informati

NOTE: For more information about how parameter settings affect the controller’s operation, see Chapter Five, Features.Notes6.22 Parameters Watlow Se

Watlow Series 97 Appendix A.1AppendixATroubleshooting Alarms and Errors . . . .A.2Modbus™ RTU . . . . . . . . . . . . . . . . . . A.4Modbus Addre

Indication Probable Cause(s)Power• No power. • Power to unit may be off.• Fuse may be blown.• Breaker may be tripped.• Safety interlock door switch et

Corrective Action• Check switches, fuses, breakers, interlocks, limits, connectors,etc. for energized condition and proper connection.• Measure power

A.4 Appendix Watlow Series 97Modbus Remote Terminal Unit (RTU)Modbus RTU enables a computer or PLC to read and write directly to registerscontaining

Packet format: |nn|nn|nnnn…|nnnn|∆∆∆∆∆∆addresscommandregisters and/or dataCRCRead Multiple Registers Command (0x03 or 0x04)This command returns from 1

A.6 Appendix Watlow Series 97Example: Read register 0 (model number) of the controller at address 1.Sent: 01 03 00 00 00 01 84 0AReceived: 01

Packet sent to controller: | nn | 10 | nn nn | 00 01 | 02 | nn nn | nn nn |∆∆∆∆∆∆∆∆∆∆∆controller address (one byte)write to multiple registers command

Chapter TwoInstallationFigure 2.1 - Series 97 multiple panel cutout dimensions.NOTE: Measurements between panel cutouts are the minimum recommended.Fo

A.8 Appendix Watlow Series 97Example: Run loop back test on controller at address 40 (0x28).Sent: 28 08 55 66 77 88 31 B7Received: 28 08 55

Cyclical Redundancy Checksum (CRC) AlgorithmThis C routine, calc_crc(), calculates the cyclical redundancy checksum, CRC, fora string of characters. T

A.10 Appendix Watlow Series 97Absolute Relative Parameters40001 0 Model Number40002 1 Serial Number 140003 2 Serial Number 240004 3 Software ID Numb

Watlow Series 97 Appendix A.11Calibrating the Series 97To enter the a calibration menu, first warm up the unit, then enter the FactoryPage by holdin

A.12 Appendix Watlow Series 97Thermocouple Input ProcedureEquipment• Type J reference compensator with reference junction at 32°F/0°C, or type Jther

Watlow Series 97 Appendix A.13Set RTD Calibration, 380Ω [r380] (Input Calibration Menu) to [`yES].Press the Advance Key ‰ to store the 380.00Ω input

A.14 Appendix Watlow Series 97Glossaryannunciator — A visual display that uses pilot lights to indicate the former orexisting condition of several i

Watlow Series 97 Appendix A.15hysteresis — A change in the process variable required to re-energize thecontrol or alarm output. Sometimes called swi

A.16 Appendix Watlow Series 97proportional band (PB) — A range in which the proportioning function of thecontrol is active. Expressed in units, degr

Watlow Series 97 Appendix A.17time proportioning control — A method of controlling power by varying theon/off duty cycle of an output. This variance

Installing the Series 97 ControllerInstalling and mounting requires access to the back of the panel.1. Make the panel cutout using the tear-out mounti

A.18 Appendix Watlow Series 97Electromechanical Relay• Form C contact configuration• Minimum load current 10mA @ 5VÎ (dc)• Rated resistive and induc

Watlow Series 97 Appendix A.19RTD Inputs• Calibration accuracy ±0.1% of span ±1°C at standard conditions• Accuracy span: 540°C/1000°F minimum• Tempe

A.20 Appendix Watlow Series 97Ordering Information(1635)Series 979 7 —— - ———— - ————Microprocessor-based 1⁄16 DIN with thermocouple and RTD input

Watlow Series 97 Appendix A.21Index AAddress 6.14Alarm 2 Low 6.5Alarm 2 High 6.5Alarm 2 Status 6.4Alarm 2 Type 6.10Alarm 3 Low 6.5Alarm 3 High

A.22 Appendix Watlow Series 97OOperations Page 4.4Operations Page menus 6.4-6.6Operations Page Mode Lock 6.17ordering information A.20 Output 2

Watlow Series 97 Appendix A.23Prompt Index[4``1] Output Calibration 4, 1V 6.21 [4``4] Output Calibration 4, 4mA 6.21[4`10] Output Calibration 4, 1

Jim Boigenzahn Winona, Minnesota, USAName of Authorized Representative Place of IssueGeneral ManagerSeptember, 2001Title of Authorized Representative

Watlow Series 97 Appendix A.25Series 97 Software Map[``97] Process Value[Safe] Home PageLimit StatusSetup Page[InP1] Input 1 Menu[`SEt] Setup Page[S

Using the ManualWatlow Series 97 User’s ManualWatlow Winona, 1241 Bundy Blvd., P.O. Box 5580, Winona, Minnesota 55987-5580, Phone: (507) 454-5300, F

Watlow Series 97 Installation 2.3Removing the Series 97 Controller1 Hold the controller with one hand while using the other hand to loosen the screw