West-control-solutions N8840 Manual do Utilizador

profiler 8840Operating manualEnglish9499-040-70711Valid from: 8405

8840 profilerconnecting example:aCAUTION: Using a Limit controller is recommendable in systemswhere overtemperature implies a fire hazard or other ris

3 Operation3.1 Front viewLED colours:LED 1, 2, 3, 4: yellowBargraph: redother LEDs: redgIn the upper display line, theprocess value is alwaysdisplayed

3.2 Behaviour after power-onAfter supply voltage switch-on, the unit starts with the operating level.The unit is in the condition which was active bef

3.4 Error list / Maintenance managerWith one or several errors, the extendedoperating level always starts with the error list.Signalling an actual ent

OperationError list / Maintenance manager 14 8840 profilerNameDescription Reason Possible remedial actionHCAHeating currentalarm (HCA)-Heating current

gSaved alarms (Err-LED is lit) can be acknowledged and deleted with the digitalinput di1/2/3, the è-key or the Ò-key.Configuration, see page 37: ConF

ti2 - Integral time 2 (cooling) in [s]r only, unless set to OFFtd2 - Derivative time 2 (cooling) in [s]r only, unless set to OFFt2 - Minimum cycle tim

Optimization at the set-point: (see page 18)For optimizing at the set-point, the controller outputs a disturbance variable to theprocess. This is done

Pulse attempt after start-upCondition: - tunE = 1 and sufficient set-point reserve provided.The controller outputs 0% correcting variable or Y.Lo and

Optimization-at-the-set-point procedure:The controller uses its instantaneous parameters for control to the set-point. Inlined out condition, the cont

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Optimization at the set-point for 3-point stepping controllerWith 3-point stepping controllers, the pulse attempt can be made with or withoutposition

3.5.4 Self-tuning startStart condition:wFor process evaluation, a stable condition is required. Therefore, thecontroller waits until the process has r

3.5.5 Self-tuning cancellationBy the operator:Self-tuning can always be cancelled by the operator. For this, press Ù and Èkey simultaneously.With cont

3.5.7 Examples for self-tuning attempts(controller inverse, heating or heating/cooling)Start: heating power switched onHeating power Y is switched off

3.6 Manual self-tuningThe optimization aid should be used with units on which the control parametersshall be set without self-tuning.For this, the res

3.7 Second PID parameter setThe process characteristic is frequently affected by various factors such asprocess value, correcting variable and materia

3.8 Alarm handlingMax. three alarms can be configured and assigned to the individual outputs.Generally, outputs OuT.1... OuT.6 can be used each for al

gThe variable to be monitored can be selected seperately for each alarm viaconfigurationThe following variables can be monitored:wprocess valuewcontro

3.9 Operating structureAfter supply voltage switch-on, the controller starts with the operating levels.The controller status is as before power off.gP

4 Configuration level4.1 Configuration survey4.2Adjustment:wThe configuration can be adjusted by means of keys ÈÌ .wTransition to the next configurati

KS90-1p 3Content21. Mounting 52. Electrical connections 62.1 Connecting diagram ...62.2 Terminal connection ...73.

4.3 Configuration parametersConfiguration levelConfiguration parameters 30 8840 profilerCntrName Value range Description DefaultSP.FnBasic configurati

Configuration level8840 profiler 31 Configuration parametersName Value range Description DefaultrnG.L-1999...9999X0 (low limit range of control) 1-100

1 with current and voltage input signals, scaling is required (see chapter 5.3)Configuration levelConfiguration parameters 32 8840 profilerName Value

Configuration level8840 profiler 33 Configuration parametersInP.2Name Value range Description DefaultI.FncFunction selection of INP210no function (sub

1 with current and voltage input signals, scaling is required (see chapter 5.3)Configuration levelConfiguration parameters 34 8840 profilerName Value

Configuration level8840 profiler 35 Configuration parametersLimName Value range Description DefaultFnc.1Function of limit 110switched off1measured val

Configuration levelConfiguration parameters 36 8840 profilerName Value range Description DefaultSrc.2Source of limit 200process value1control deviatio

Configuration level8840 profiler 37 Configuration parametersName Value range Description DefaultHC.ALAlarm heat current function (INP2)00switched off1

Configuration levelConfiguration parameters 38 8840 profilerName Value range Description DefaultFAi.2INP2 error signal00not active1activeFAi.3INP3 err

Configuration level8840 profiler 39 Configuration parametersName Value range Description DefaultY.2Controller output Y2 (only visible when O.TYP=0)00n

4 8840 profiler4.6.7 8840 profiler with measured value output ...554.6.8 Continuous controller with integrated positioner ( Cntr/ C.Fnc = 6 )56

Configuration levelConfiguration parameters 40 8840 profilerName Value range Description DefaultCAllOperator call00not active1activeOut.0-1999...9999S

Configuration level8840 profiler 41 Configuration parametersName Value range Description DefaultSP.2Switching to second setpoint SP.200no function (sw

Configuration levelConfiguration parameters 42 8840 profilerName Value range Description Defaultm.LocBlockage of hand function00no function (switch-ov

Configuration level8840 profiler 43 Configuration parametersName Value range Description DefaultfDI3Forcing di3 (only visible with 8800/8840 Configura

1 with current and voltage input signals, scaling is required (see chapter 5.3)Configuration levelConfiguration parameters 44 8840 profilerName Value

Configuration level8840 profiler 45 Configuration parametersName Value range Description DefaultCDis3Display 3 controller operating level(only visible

gResetting the controller configuration to factory setting (Default)r chapter 12.1 (page 85)+8800/8840 Configurator - the engineering tool for the Wes

4.4 Set-point processingThe set-point processing structure is shown in the following picture:Set-point gradient / rampTo prevent set-point step change

4.5 8840 profiler cooling functionsWith the 8840 profiler , configuration parameter CYCL (ConF/ Cntr/ CYCL)can be used for matching the cycle time of

4.6 Configuration examples4.6.1 On-Off controller / Signaller (inverse)ConF/Cntr: SP.Fn = 0 set-point controllerC.Fnc = 0 signaller with one outputC.A

1 MountingSafety switch:For access to the safety switch, the controller must be withdrawn from thehousing. Squeeze the top and bottom of the front bez

4.6.2 2-point controller (inverse)ConF / Cntr: SP.Fn = 0 set-point controllerC.Fnc = 1 2-point controller (PID)C.Act = 0 inverse action(e.g. heating a

4.6.3 3-point controller (relay & relay)ConF / Cntr: SP.Fn = 0 set-point controllerC.Fnc = 3 3-point controller (2xPID)C.Act = 0 action inverse(e.

4.6.4 3-point stepping controller (relay & relay)ConF / Cntr: SP.Fn = 0 set-point controllerC.Fnc = 4 3-point stepping controllerC.Act = 0 inverse

4.6.5 Continuous controller (inverse)ConF / Cntr: SP.Fn = 0 set-point controllerC.Fnc = 1 continuous controller (PID)C.Act = 0 inverse action(e.g. hea

4.6.6∆ - Y - Off controller / 2-point controller with pre-contactConF / Cntr: SP.Fn = 0 set-point controllerC.Fnc = 2 ∆ -Y-Off controllerC.Act = 0 inv

4.6.7 8840 profiler with measured value outputConF / Out.3 / 4: O.tYP = 1 Out.3/ 4 0...20mA continuous= 2 Out.3/ 4 4...20mA continuous= 3 Out.3/ 4 0..

4.6.8 Continuous controller with integrated positioner ( Cntr/ C.Fnc = 6 )This is basically a cascade. A tracking controller with three-point stepping

5 Parameter setting level5.1 Parameter surveyAdjustment:wThe parameters can be adjusted by means of keys ÈÌwTransition to the next parameter is by pre

5.2 Parameters1 Valid for ConF/ othr/ dP = 0. With dP = 1 / 2 / 3 also 0,1 / 0,01 /0,001 is possible.Parameter setting levelParameters 58 8840 profile

1 Valid for ConF/ othr/ dP = 0. With dP = 1 / 2 / 3 also 0,1 / 0,01 /0,001 is possible.Parameter setting level8840 profiler 59 ParametersName Value ra

2 Electrical connections2.1 Connecting diagramgDependent of order, the controller is fitted with :wflat-pin terminals 1 x 6,3mm or 2 x 2,8mm to DIN 46

gResetting the controller configuration to factory setting (Default)r chapter 12.1 (page 85)Parameter setting levelParameters 60 8840 profilerName Val

5.3 Input scalingWhen using current, voltage or resistance signals as input variables for InP.1,InP.2 or/and InP.3 scaling of input and display values

6 Calibration levelMeasured value correction ( CAL) is only visible if ConF / InP.1 / Corr = 1or 2 is chosen.The measured value can be matched in the

Offset correction ( ConF/ InP.1 / Corr =1 ):InL.1: The input value of the scaling point is displayed.The operator must wait, until the process is at r

2-point correction ( ConF/ InP.1 / Corr = 2):InL.1: The input value of the lower scaling point is displayed.The operator must adjust the lower input v

7 Programmer level7.1 Parameter surveySetting:wThe parameters can be set by means of keysIDwTransition to the next parameter is by pressing keyÙ .wAft

7.2 ParametersProgrammer levelParameters 66 8840 profilerProGName Value Range Description Defaultb.Lo0...9999Bandwidth lower limitOffb.Hi0...9999Bandw

Programmer level8840 profiler 67 ParametersName Value Range Description DefaulttYPEsegment type 3 (see segment type 1)0SP-1999...9999segment end set-p

7.3 Programmer description7.3.1 GeneralA survey of the most important features:wPrograms: 8 or 16 (dependent of order)wControl outputs: 4wSegments: 16

7.3.2 Programmer set-up:The instrument is factory-configured as a program controller. The followingsettings must be checked:wSet-point functionFor usi

2.2 Terminal connectionPower supply connection 1See chapter 11 "Technical data"Connection of outputs OUT1/2 2Relay outputs (250V/2A),potenti

Programmer parameter setting8(16) programmers with 16 segments each are available to the user. The relevantparameters must be determined in menu ProG

7.3.3 OperationProgrammer operation (run/stop, preset und reset) is via front panel, digital inputsor interface (8800/8840 Configurator, superordinate

7.3.4 Programmer displayProgrammer is in reset and the internal controller set-pointis effective. Segment or program number and OFF aredisplayed (conf

7.3.5 Segment typeRamp-segment(time)With a ramp segment (time), the set-point runs linearly fromthe start value (end of previous segment) towards the

7.3.6 Bandwidth monitoringBandwidth monitoring is valid for allprogram segments. An individualbandwidth can be determined for eachprogram.When leaving

8 Special functions8.1 8840 profiler as Modbus masteraThis function is only selectable with 8800/8840 Configurator (engineering tool)!The 8840 profile

8.2 LinearizationLinearization for inputs INP1 or INP3Access to table “ Lin” is always with selection of sensor type S.TYP = 18:special thermocouple i

9 8800/8840 Configurator8800/8840 Configurator is the projection environment for the correspondingWest controllers. The following 3 versions with grad

10 VersionsAccessories delivered with the unitOperating manual (if selected by the ordering code)w2 fixing clampswoperating note in 12 languagesAccess

11 Technical dataINPUTSPROCESS VALUE INPUT INP1Resolution: > 14 bitsDecimal point: 0 to 3 digits behind thedecimal pointDig. input filter: adjustab

Connection of output UT9 (option)Supply voltage connection for external energizationConnection of outputs OUT5/6 0 (option)Digital outputs (opto-coupl

CONTROL INPUTS DI2, DI3 (OPTION)The digital input di2 located on the A-card anddi2 located on the option card are or-linked.Configurable as switch or

POWER SUPPLYDependent of order:AC SUPPLYVoltage: 90...260 V ACFrequency: 48...62 HzPower consumption approx. 7,0 VAUNIVERSAL SUPPLY 24 V UCAC voltage:

CertificationsUL-approvalElectrical connectionswflat-pin terminals 1 x 6,3mm or 2 x 2,8mm toDIN 46 244 orwscrew terminals for 0,5 to 2,5mm²MountingPan

Technical data8840 profiler 83Thermoelementtype Measuring range Accuracy Resolution (Ô)L Fe-CuNi (DIN) -100...900°C -148...1652°F ß 2K 0,1 KJ Fe-CuNi

12 Safety hintsThis unit was built and tested in compliance with VDE 0411-1 / EN 61010-1 andwas delivered in safe condition.The unit complies with Eur

MAINTENANCE, REPAIR AND MODIFICATIONThe units do not need particular maintenance.aWarningWhen opening the units, or when removing covers or components

Index0-92-point correction...62AAlarm handling ...26-27BBargraph ...11BlueControl...77Bus interfaceTechnical

Technical data ...80Output OUT2Configuration ...38Technical data ...80Output OUT3Configuration ...38Technical data ...

13 NotesNotes88 8840 profiler

Notes8840 profiler 89

* Interface description Modbus RTU in speperate manual: see page 78.Electrical connections8840 profiler 9 Terminal connection1345678910111213141517(2)

Subject to alterations without noticeWest InstrumentsThe Hyde Business ParkBrightonBN2 4JUUKPrinted in Germany 9499-040-70711 (09/2003)A6