Watlow Series 982 User Manual Page 1

Series 9821/8 DIN Microprocessor-Based, Ramping Controller0600-0009-0008 Rev RJanuary 2007Supersedes: 0600-0009-0008 Rev P$10.00Made in the U.S.A.Prin

1.6 WATLOW Series 982 User’s ManualStarting Out with the Watlow Series 982, Chapter 1DIP SwitchesON↑123ON↑123ON↑123ON↑123ON↑123J, K, T, N, C, E, Pt2,

7.6 WATLOW Series 982 User’s ManualProgramming, Chapter 7Run MenuPre-Run and Run MenusThe Pre-Run and Run menus are only visible when in the Pre-Run o

WATLOW Series 982 User’s Manual 7.7Programming, Chapter 7To select outputs 3 and 4 as events, enter the Setup menu by pressingthe Up/Down keys simulta

7.8 WATLOW Series 982 User’s ManualProgramming, Chapter 7Sample ProgramThe Series 981/982 can only jump backwards within the same profile ifJF equals

WATLOW Series 982 User’s Manual 7.9Programming, Chapter 7the upper display. Press the Mode key to enter the Program menu.2. The Series 981/982 asks y

7.10 WATLOW Series 982 User’s ManualProgramming, Chapter 7Sample Program1. Start your profile by pressing the Hold/Run key. You can be at anypoint exc

WATLOW Series 982 User’s Manual 7.11Programming, Chapter 7By this time you should understand the basic concept of the Series981/982 and be able to get

Linking ProfilesThe Series 981/982 enables you to link files together. The Link stepallows you to link any step other than the first step of a profile

WATLOW Series 982 User’s Manual 7.13Programming, Chapter 7The Waitfor Functions of the Soak StepIn the previous profiles we have used the Soak step bu

7.14 WATLOW Series 982 User’s ManualProgramming, Chapter 7Step # Step Type Set Point Time Events ValuesOn Off On OffStPt SP Hour Min SEC Ent3 Ent4rAtE

WATLOW Series 982 User’s Manual 8.1Tuning, Alarms and Error Codes, Chapter 8Auto-tuning (Heat and/or Cool)The Series 981/982 can automatically tune th

WATLOW Series 982 User’s Manual 2.1Installation and Wiring, Chapter 2Chapter 2 Installation and WiringPanel CutoutMaximum PanelThickness0.38" (9.

8.2 WATLOW Series 982 User’s ManualTuning, Alarms and Error Codes, Chapter 8TuningçTo start auto-tuning:1.Press the Mode key until the AUt prompt appe

minimize wear on the mechanical components. Experiment until the cycletime is consistent with the quality of control you want. Ct will not appearon un

8.4 WATLOW Series 982 User’s ManualTuning, Alarms and Error Codes, Chapter 8Alarms2. Set the jumper to the position you want. See below for jumper loc

from set point. The operator can enter independent high and low alarm set-tings. The reference for the deviation alarm is the set point. Any change in

value is below the range limits, but within the A/D conversion limits.Make sure the InX prompt matches your sensor.EX3: Sensor overrange errorThe Inpu

WATLOW Series 982 User’s Manual 9.1Software Features, Chapter 9Chapter 9 SoftwareBurst Fire 9.2Communications 9.4Dead Band 9.6Digital Event 9.8Input F

Burst FireOverviewVariable, time-base burst firing from the Series 982 provides the mosteven distribution of power with the lowest level of noise gene

WATLOW Series 982 User’s Manual 9.3Software Features, Chapter 9SoftwareTLTLWWAPROCESSL1 L2 L3 L4DEV% OUTDISPLAYSERIES 982MODEHOLDRUNinput 1 output 1QP

9.4 WATLOW Series 982 User’s ManualSoftware Features, Chapter 9CommunicationsOverviewThe serial communications feature allows the Series 982 family to

WATLOW Series 982 User’s Manual 9.5Software Features, Chapter 9SoftwareTestChamber 1output 4TestChamber 2TestChamber 3TestChamber 4TestChamber 5output

2.2 WATLOW Series 982 User’s ManualInstallation and Wiring, Chapter 2InstallationInstalling the Series 982Installing and mounting requires access to t

9.6 WATLOW Series 982 User’s ManualSoftware Features, Chapter 9SoftwareDead BandOverviewThe dead band prompt, [``db], located in the PID Menu, determi

WATLOW Series 982 User’s Manual 9.7Software Features, Chapter 9Softwareinput 1output 1output 2Environmental Chamberlimitheatertemperature sensorchille

9.8 WATLOW Series 982 User’s ManualSoftware Features, Chapter 9SoftwareDigital EventsOverviewThe digital event input options on the Series 982 control

WATLOW Series 982 User’s Manual 9.9Software Features, Chapter 9Softwareinput 1input 3(event input 1)output 1limitlimitsensorTest Chamberheatertemperat

9.10 WATLOW Series 982 User’s ManualSoftware Features, Chapter 9SoftwareInput FilterOverviewIn certain applications the process being measured can be

WATLOW Series 982 User’s Manual 9.11Software Features, Chapter 9SoftwareSample ApplicationA Series 982 controls the temperature in an environmental ch

9.12 WATLOW Series 982 User’s ManualSoftware Features, Chapter 9SoftwareRetransmitOverviewThe retransmit feature can be used to transmit an analog sig

WATLOW Series 982 User’s Manual 9.13Software Features, Chapter 9SoftwareSample ApplicationsAn engineer needs to control the temperature of individual

9.14 WATLOW Series 982 User’s ManualSoftware Features, Chapter 9SoftwareSlidewire FeedbackOverviewThe Series 982 can control the position of a valve w

WATLOW Series 982 User’s Manual 9.15Software Features, Chapter 9SoftwareValve ActuatorGas-fired Furnaceinput 1input 2output 1 (close)output 2 (open)sl

WATLOW Series 982 User’s Manual 2.3Installation and Wiring, Chapter 24. Loosen the mounting bracket screws enough to allow for the mountingcollar and

9.16 WATLOW Series 982 User’s ManualSoftware Features, Chapter 9Notes

WATLOW Series 982 User’s Manual A.1AppendixWarranty/ReturnsWarrantyThe Watlow Series 982 is warranted to be free ofdefects in material and workmanship

A.2 WATLOW Series 982 User’s ManualAppendixannunciator — A visual display that uses pilot lights toindicate the former or existing condition of severa

AppendixWATLOW Series 982 User’s Manual A.3Glossary, N-Rjunction, cold — Connection point between ther-mocouple metals and the electronic instrument.

A.4 WATLOW Series 982 User’s ManualAppendixGlossary, R-Zresistance temperature detector (RTD) — A sensorthat uses the resistance temperature character

WATLOW Series 982 User’s Manual A.5Appendix982 Index % out LED 3.1AA/D overflow error 8.6 A/D underflow error 8.5abort set point 4.31actions, err

A.6 WATLOW Series 982 User’s ManualAppendixoutput 3 4.18output 3 jumper, changing 8.3output 3 wiring 2.13output 4 4.22output 4 wiring 2.14Output

WATLOW Series 982 User’s Manual A.7AppendixIndexPrompt IndexA[A_50] 6.7[Addr] address 4.40[A2HI] alarm 2 high 5.5[A2LO] alarm 2 low 5.5[A3HI] alarm

AppendixA.8 WATLOW Series 982 User’s ManualSpecificationsSpecifications (1306)Control Mode• Single input, quad output, optional retransmit of set poi

AppendixWATLOW Series 982 User’s Manual A.9Model Number1Electromechanical relays warranted for 100,000 closures only. Solid-state switchingdevices rec

2.4 WATLOW Series 982 User’s ManualInstallation and Wiring, Chapter 2WiringWiring the Series 982Wiring options depend on the model number and DIP swit

Declaration of ConformitySeries 981, 982, 983, 984Watlow Winona, Inc.1241 Bundy Blvd.Winona, MN 55987 USADeclares that the following product:Designati

Watlow Series 982 User’s ManualWatlow Controls, 1241 Bundy Boulevard., P.O. Box 5580, Winona, Minnesota USA 55987-5580Phone: (507) 454-5300, Fax: (50

WATLOW Series 982 User’s Manual 2.5Installation and Wiring, Chapter 2WiringWiring 0-20 and 4-20mA Process InputsCertain “transmitters” used in process

2.6 WATLOW Series 982 User’s ManualInstallation and Wiring, Chapter 2Wiring ExampleFigure 2.6 - System wiringexample.982C-10CA-AAR Rrear view(+)109222

WATLOW Series 982 User’s Manual 2.7Installation and Wiring, Chapter 2Wiring NotesL1 L2powerearth ground1121 22çWARNING:To avoid damage toproperty and

2.8 WATLOW Series 982 User’s ManualInstallation and Wiring, Chapter 2Input 1 WiringFigure 2.8c — 0-5VÎÎ, 1-5VÎÎor 0-10VÎÎ(dc) ProcessUniversal signal

WATLOW Series 982 User’s Manual 2.9Installation and Wiring, Chapter 2Input 2 Wiring˜NOTE:Successful installa-tion requires fivesteps:• Model number an

How to Use this ManualWe have designed this user’s manual to be a helpful guide to your new Watlow con-troller. The headlines in the upper right and l

2.10 WATLOW Series 982 User’s ManualInstallation and Wiring, Chapter 2Figure 2.10 — Digital Event Input 1Available on all units.14-36VÎ (dc) Event Inp

WATLOW Series 982 User’s Manual 2.11Installation and Wiring, Chapter 2˜NOTE:Successful installa-tion requires fivesteps:• Model number andsoftware cho

2.12 WATLOW Series 982 User’s ManualInstallation and Wiring, Chapter 2Output 2 WiringFigure 2.12b — Switched DC, Open Collector98 _ C - _ _ _ C - _ _

WATLOW Series 982 User’s Manual 2.13Installation and Wiring, Chapter 2Figure 2.13c — Process Retransmit0-20mA, 4-20mA, Load impedance: 600Ω max.98 _

Figure 2.14b — Switched DC, Open Collector98 _ C - _ _ _ _ - _ C _ _Minimum load resistance: 500ΩFigure 2.14a — AC OutputsSolid-state Relay with Cont

WATLOW Series 982 User’s Manual 3.1Keys & Displays, Chapter 3After 1 minute with no key activations, the control reverts to the Display L

3.2 WATLOW Series 982 User’s ManualKeys & Displays, Chapter 3Display LoopDisplay LoopThe Display Loop is the “home” state of the Series 982 contro

TLWWAPROCESSL1 L2 L3 L4DEV% OUTDISPLAYSERIES 982MODEHOLDRUNWATLOW Series 982 User’s Manual 4.1Setup Menus, Chapter 4Navigating the Setup MenusTo reach

4.2 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Figure 4.2 - The Input Menu.Setup-Input❸ Select the Input Menu, thenpress the Mode key µ to s

Input PromptsWhen you are in the Setup menus, the Series 982 displays the menu selec-tion ( [InPt], [OtPt], [GLbL] or [COM] ) in the upper display, an

WATLOW Series 982 User’s Manual iiiContentsTable of ContentsChapter 1Starting Out With the Watlow Series 981/9821.1 Starting Out With the Watlow Serie

4.4 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4[`In1]Input 1 continuedfrom previouspage.Setup-InputIf Default↓↓Input 1 DIP RTD RTD(0.1°)[`rt

WATLOW Series 982 User’s Manual 4.5Setup Menus, Chapter 4Setup-Input˜NOTE:These values do notaffect the low or thehigh set point limitfor process alar

4.6 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-Input˜NOTE:These values do notaffect the low or thehigh set point limitfor process alar

RTD Calibration Curve 1Select the calibration curve for the RTD 1 input. The RTD input useseither the European (DIN, 0.003850Ω/Ω/°C) or the Japanese (

4.8 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-InputNOTE:If [``no] is selectedfor [`In2] none ofthe other input 2prompts willappear.In

WATLOW Series 982 User’s Manual 4.9Setup Menus, Chapter 4Setup-InputRange High 2Select the high resistance of the slidewire potentiometer.[`rH2] This

4.10 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-InputCalibration Offset 2Offset the input 2 signal by a positive or negative value. Th

Slidewire HysteresisSet the inner hysteresis, the point at which the valve output turnsoff.• The figure below illustrates the interaction between slid

4.12 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-Output❸ Press the Mode key µ tostep through the prompts.❹ Press the Up-arrow key >

WATLOW Series 982 User’s Manual 4.13Setup Menus, Chapter 4Setup-OutputOutput PromptsWhen you are in the Setup menus, the Series 982 displays the menus

iv WATLOW Series 982 User’s ManualContentsNotes

4.14 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-OutputProcess 1Select the process range for output 1.[Prc1] This prompt appears only o

WATLOW Series 982 User’s Manual 4.15Setup Menus, Chapter 4Setup-OutputOutput 2Set the way that output 2 will respond to a difference between the setpo

4.16 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-OutputHysteresis 2Select the switching hysteresis for output 2. This determines thecha

WATLOW Series 982 User’s Manual 4.17Setup Menus, Chapter 4Setup-OutputAlarm 2Select the alarm type for alarm 2. Select the trigger points for the alar

[`Ot3]4.18 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-OutputSilencing 2Select silencing to inhibit alarm 2 on startup and to allow the

WATLOW Series 982 User’s Manual 4.19Setup Menus, Chapter 4Setup-OutputAlarm 3Select the alarm type for alarm 3.• [`Pr1] uses the process signal from i

4.20 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-OutputHysteresis 3Select the switching hysteresis for alarm 3. This determines the cha

WATLOW Series 982 User’s Manual 4.21Setup Menus, Chapter 4Setup-OutputLatching 3Select whether alarm 3 will be latching or non-latching. A latchingala

4.22 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-OutputOutput 4Set the way that output 4 will respond to a difference between the setpo

WATLOW Series 982 User’s Manual 4.23Setup Menus, Chapter 4Setup-OutputHysteresis 4Select the switching hysteresis for alarm 4. This determines the cha

WATLOW Series 982 User’s Manual 1.1Starting Out with the Watlow Series 982, Chapter 1Watlow’s Series 982, a 1/8 DIN microprocessor-based ramping contr

4.24 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-OutputLatching 4Select whether alarm 4 will be latching or non-latching. A latchingala

WATLOW Series 982 User’s Manual 4.25Setup Menus, Chapter 4Setup-OutputAnalog OutputSelect which value to retransmit as the output 3 signal.• [Prc1] re

4.26 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-OutputRetransmit Low LimitSelect the low limit for the retransmit signal at output 3.•

WATLOW Series 982 User’s Manual 4.27Setup Menus, Chapter 4Setup-OutputRetransmit Calibration OffsetSelect an offset value for the retransmit signal at

4.28 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-Global❸ Press the Mode key µ to stepthrough the prompts.❹ Press the Up-arrow key >

WATLOW Series 982 User’s Manual 4.29Setup Menus, Chapter 4Setup-GlobalGlobal PromptsWhen you are in the Setup menus, the Series 982 displays the menus

4.30 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-GlobalEvent Input 1Select the effect of closing the event input 1 switch.• [``no] disa

WATLOW Series 982 User’s Manual 4.31Setup Menus, Chapter 4Setup-GlobalEvent Input 2Select the effect of closing the event input 2 switch.• [``no] disa

4.32 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-GlobalAnnunciatorSelect whether alarm messages will flash in the lower display.[Anun]

WATLOW Series 982 User’s Manual 4.33Setup Menus, Chapter 4Setup-GlobalHigh Power LimitSelect the high limit for the percent output. For cooling (direc

Factory Fcty ( )1.2 WATLOW Series 982 User’s ManualStarting Out with the Watlow Series 982, Chapter 1Menu Overview˜NOTE:This is a compl

4.34 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Program TypeSelect whether the program type will be time based or ramp rate.• [``ti] selects

Power OutageSelect what will happen when power is lost, then restored. Make surethe backup battery DIP switch is on (see Chapter 1).• [Cont] continues

4.36 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-GlobalIdle Set PointSelect the set point that will take effect after a power interrupt

WATLOW Series 982 User’s Manual 4.37Setup Menus, Chapter 4[`LOC]LockoutSelect the level of operator lockout.• [```0] no lockout. • [```1] locks out th

4.38 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-Comm˜NOTE:The Communications Menu appears onlyon controllers equipped with communica-t

WATLOW Series 982 User’s Manual 4.39Setup Menus, Chapter 4Setup-CommCommunications PromptsWhen you are in the Setup menus, the Series 982 displays the

4.40 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Setup-CommProtocol TypeSelect the communications protocol.• [FULL] selects ANSI X3.28 2.2 -

WATLOW Series 982 User’s Manual 4.41Setup Menus, Chapter 4Setup-CommInterface TypeSelect the interface type for Output 4, option S.• [`485] selects EI

4.42 WATLOW Series 982 User’s ManualSetup Menus, Chapter 4Notes

TLWWAPROCESSL1 L2 L3 L4DEV% OUTDISPLAYSERIES 982MODEHOLDRUNWATLOW Series 982 User’s Manual 5.1Operation Menus, Chapter 5Navigating the Operation Menus

WATLOW Series 982 User’s Manual 1.3DIP SwitchesStarting Out with the Watlow Series 982, Chapter 1DIP Switch Locations and FunctionsThe Series 982 has

5.2 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Figure 5.2 - The System Menu.Operation-System❸ Select the System Menu, thenpress the Mode

Operation-SystemWATLOW Series 982 User’s Manual 5.3Operation Menus, Chapter 5System PromptsWhen you are in the Operations menus the Series 982 display

5.4 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Operation-SystemEvent Output 3 StatusSets event output 3 on or off. When a profile is com

WATLOW Series 982 User’s Manual 5.5Operation Menus, Chapter 5Operation-SystemAlarm 2 LowSelect the low trigger value for the output 2 alarm.[A2LO] Thi

5.6 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Operation-SystemAlarm 3 LowSelect the low trigger value for the output 3 alarm.[A3LO] Thi

WATLOW Series 982 User’s Manual 5.7Operation Menus, Chapter 5Operation-SystemAlarm 4 LowSelect the low trigger value for the output 4 alarm.[A4LO] Thi

5.8 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Operation-SystemAuto-tuneInitiate an auto-tune.[`AUt] This prompt always appears.Default↓

WATLOW Series 982 User’s Manual 5.9Operation Menus, Chapter 5Notes

5.10 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5System Menu p. 5.2PID Menu p. 5.10Program Menu p. 7.1❶ Begin in the Display Loop, andpre

WATLOW Series 982 User’s Manual 5.11Operation Menus, Chapter 5Operation-PIDPID PromptsWhen you reach the Operation menus, the Series 982 displays the

1.4 WATLOW Series 982 User’s ManualStarting Out with the Watlow Series 982, Chapter 1DIP SwitchesThe Hardware Lockout/Battery Backup DIP SwitchAll u

5.12 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Operation-PIDOutput 1 ResetTune the control action to eliminate the offset or droop betw

WATLOW Series 982 User’s Manual 5.13Operation Menus, Chapter 5Operation-PIDOutput 1 RateTune the rate to eliminate overshoot on startup or after the s

5.14 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Operation-PIDOutput 1 Cycle TimeSelect the time, in seconds, of a complete on/off cycle.

WATLOW Series 982 User’s Manual 5.15Operation Menus, Chapter 5Operation-PIDOutput 2 ResetTune the control action to eliminate the offset or droop betw

5.16 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Operation-PIDOutput 2 RateTune the rate to eliminate overshoot on startup or after the s

WATLOW Series 982 User’s Manual 5.17Operation Menus, Chapter 5Operation-PIDOutput 2 Cycle TimeSelect the time, in seconds, of a complete on/off cycle.

5.18 WATLOW Series 982 User’s ManualOperation Menus, Chapter 5Notes

TLWWAPROCESSL1 L2 L3 L4DEV% OUTDISPLAYSERIES 982MODEHOLDRUNWATLOW Series 982 User’s Manual 6.1Factory Menus, Chapter 6Navigating the Factory MenusTo r

→ [diAg] Diagnostics Menu↑µ[FctY] Factory Menus↓?µ[dAtE] Factory Ship Date (page 6.3)↓ ?µ[SOFt] Software Revision↓ [Sn--]µ[----] Serial Number↓ ?µ[AMb

Factory-DiagnosticsWATLOW Series 982 User’s Manual 6.3Factory Menus, Chapter 6Factory Ship DateShows the date that the final factory control test was

WATLOW Series 982 User’s Manual 1.5DIP SwitchesStarting Out with the Watlow Series 982, Chapter 1External Power Supply DIP Switches (Option “T”)Model

6.4 WATLOW Series 982 User’s ManualFactory Menus, Chapter 6Factory-DiagnosticsAmbient TemperatureShows the ambient temperature at the Input 1 terminal

WATLOW Series 982 User’s Manual 6.5Factory Menus, Chapter 6Factory-DiagnosticsOutputs 1, 2, 3 and 4 Module TypesDisplays which output module is instal

6.6 WATLOW Series 982 User’s ManualFactory Menus, Chapter 6Factory-DiagnosticsTest DisplaysRuns a brief test of the controller’s displays and LEDs. To

WATLOW Series 982 User’s Manual 6.7Factory Menus, Chapter 6Factory-CalibrationReaching the Calibration Menu❶ Begin in the Display Loop, and press theU

6.8 WATLOW Series 982 User’s ManualFactory Menus, Chapter 6RestoreRestores the original factory calibration values. This is a simple wayto recover fro

How to Program and Run the Series 982In this chapter, we define each parameter of the Program Menu. Adescription of a few Series 982 features follows,

7.2 WATLOW Series 982 User’s ManualProgramming, Chapter 7Program Menu[StYP]Step Type: Choose from five different step types. When selecting Step1, yo

WATLOW Series 982 User’s Manual 7.3Programming, Chapter 7Program Menu[Ent4]Event 4: Selects whether Event 4 is on or off. Range: On or OFFDefault:

7.4 WATLOW Series 982 User’s ManualProgramming, Chapter 7[``JL] Jump-loop Step (JL) : The following parameters are associated withthe jump-loop step.

WATLOW Series 982 User’s Manual 7.5Programming, Chapter 7Run MenuRunning a Series 982 ProfileYou can run your Series 981/982 profile from anywhere exc