Fantini Cosmi L02C Bedienungsanleitung

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To get access to the parameter configuration menu, press button ■ + for 5 seconds.

With button ■

or select the parameter to be modified.

Press button ■

to display the value.

By keeping button ■

pressed, use button to set the desired value. or

When button ■

is released, the newly programmed value is stored and the following parameter is displayed.

To exit from the setup, press button ■

or wait for 30 seconds.

PARRANGEDESCRIPTION

SCL

1°C;

2°C;

°F

Readout scale (see table of input specifications)

Caution: upon changing the value, it is then absolutely necessary to the param-SCLreconfigure

eters relevant to the absolute and relative temperatures (, , , etc..)SPLSPH1SP1HY

SPL

-50°...SPHMinimum limit for setting1SP

SPH

SPL...150°Maximum limit for setting.1SP

1SP

SPL... SPHSetpoint (value to be maintained in the room).

1CM

HY; PIDControl mode.

With =H you select control with hysteresis: parameters , are used.1CMY1HY1T01T1 and

With =PID you select a Proportional-Integral-Derivative control mode: parameters , , 1CM1PB1IT

1DT1AR1CT, , will be used

1CH

REF; HEARefrigerating (REF) or Heating (HEA) control mode.

1CM=HY

1HY

0...19.9°OFF/ON thermostat diferential. With =0 the output is always of 1HYff.

1T0

0...30minMinimum of time.f

Afteroutputbeenturnedf,itremainsinactiveminutes 1 has of for 1T0regardless of the

temperature value measured.

1T1

0...30minMinimum on time. ().the following parameter will be 1PF

Afteroutput1 has beenturnedon, itremainsactive for 1T1minutes regardless of the temperature

value measured.

1CM=PID

1PB

0...19.9°Proportional bandwidth.

Temperaturetakesbychangingcontrol place the

ON of the the closer the timeoutput:temperature

to the the less of setpoint,timeactivation.Asmall

proportionalbandincreases the promptness of

response of the to systemtemperaturevariations,

butmakeitstable.Atends to less purely

proportionalstabilisestemperature control the

withinproportionalbandbutthe does not cancel

the deviation from setpoint.

With =0 the output is always o1PBff.

1IT

0...999sIntegral action time.

The error cancelled an steady-stateisbyinserting

integralaction.integralactiontime,determines The

the speed the withwhichsteady-statetemperature

isachieved,buthigh(low)maybe a speed 1IT the

causeovershootinstabilityinof and the response.

With =0 the integral control is disabled.1IT

1DT

0...999sDerivative action time.

Response overshootmaybereduced

byinserting

a derivativeAction.A highderivativeaction(1DT

high)makessystemverysensitive the to small

temperaturevariationcausesinstabilitys and . With

1DT=0 the derivative control is disabled.

1AR

0...100%Reset of integral action time referred to 1PB

Decreasingreducesintegralactionzone,consequentlythe parameter 1ARthe control and the

overshoot (see figure on paragraph ).1IT

1CT

1...255sCycle time.

It’s the the ON changes. The the to controlled periodinwhichoutputtimequickersystembe

reacts to the smaller the order to temperaturevariations,cycletimemustbe,inobtainhigher

temperature stability and less sensitivity to load variations.

1PF

ON/OFFOutput state in case of probe failure.

OAU

NON;

THR;

AL0;

AL1

AUX output operation.

NON : output disabled (always of). (fthe next parameter will be ATM)

THR: output programmed for second thermostat control ().the next parameter will be 2SM

AL0: contacts open when an alarm condition occurs (the next parameter will be ATM).

AL1: contacts make when an alarm condition occurs (the next parameter will be ATM).

OAU=THR

2SM

ABS;

REL

Setpoint 2 mode.

Channel 2 setnt ma e asolpoiybbu(te 2SM=ABS), or a dfferentiial relate to setivpoi(nt 1 2SM=REL)

2SM=ABS

2SP

SPL...SPHAuxiliary output switchover temperature ()the next parameter will be 2CH

2SM=REL

2DF

-19.9...19.9°Temperature diferential relative to The auxiliary output setpoint is equal to f1SP. 1SP2DF+

ON/OFF refrigerating control

(=H1CMY, =REF)1CH

ON/OFF heating control

(=H1CMY, =HEA)1CH

1SP

1SP+1HY

T[°]

ON

OFF

1SP1SP-1HY

T[°]

ON

OFF

Time

Terutarepme

Process

temperature

Overshoot

Steady-stateerror

1PB

1SP

Time

Terutarepme

Process

temperature

Overshoot

1PB

1PBx1AR%

integralcontrol

actionarea

1SP

Time

Terutarepme

Process

temperature

Overshoot

1PB

1SP

2SP

2SP+2HY

T[°]

ON

OFF

2SP2SP-2HY

T[°]

ON

OFF

ON/OFF control in refrigeration

(=ABS, =REF)2SM2CH

ON/OFF control in heating

(=ABS, =HEA)2SM2CH

1SP+2DF

1SP

2DF>0

1SP+2DF+2HY

T[°]

ON

OFF

1SP

1SP+2DF

2DF<0

1SP+2DF-2HY

T[°]

ON

OFF

ON/OFF control in refrigeration. Setpoint 2

relative to setpoint 1 (=THR, =REF)OAU2CH

ON/OFF control in heating. Setpoint 2

relative to setpoint 1 (=THR, =HEA)OAU2CH

Power supply

12Vac/dc ±10%, 2W (L02AI-/L02CI-/L02DI-)

110 - 230ac±10%, 50/60Hz, 3W (L02AM-/L02CM-/L02DM-)V

Relay outputs

Inputs

see table of input specifications

Measurement range

see table of input specifications

Measurement accuracy

see table of input specifications

Operating conditions

-10 … +50°C; 15%...80% U.R.

CE (Reference Norms)

EN60730-1; EN60730-2-9;

EN55022 (Class B); EN50082-1

Front protection

IP55

OAU=THR

2CH

REF; HEARefrigerating control (REF) or heating control mode (HEA) for the auxiliary output.

2HY

0...19.9°Diferential of thermostat 2. With =0 the auxiliary output always remains of2HYff.

2T0

0...30minMinimum of time.f

Afteroutput2 has beenturnedof f,itremainsinactivefor 2T0minutesregardless of the temperature

value measured.

2T1

0...30minMinimum on time.

Afteroutput 2 has beenturned on,itremains active for 2T1 regardless of the minutestemperature

value measured.

2PF

ON/OFFAuxiliary output state in case of probe failure.

ATM

NON;

ABS;

REL

Alarm threshold management.

NON all temperat:ure alarms are inhibi(ted the following parameter will be SB).

ABS: the values programmed n iALA and represent the real alarm thresholds.AHA

REL: the values programmed in ALRand AHRare alarm differentials referred to 1SPand 1SP+1HY.

ATM=ABS

ALA

-50°...AHALow temperature alarm threshold.

AHA

ALA...150°High temperature alarm threshold.

ATM=REL

ALR

-12.0...0°Low temperature alarm diferential. f

With =0 the low temperature alarm is excludedALR

AHR

0...12.0°High temperature alarm diferential. f

With =0 the high temperature alarm is excludedAHR

ATD

0...120minDelay before alarm temperature warning.

SB

NO/YESStand-by button enabling.

INP

0mA/4mA,

T1/T2

ST1/SN4

Sensor input selection (see table of input specifications).

WARNING: “0mA/4mA”, and “T2” are not available

In the models L02A--/L02D-- only.

RLO

-19.9...RHIMinimum range value (function not available)

RLO takes the minimum value measured by the transmitter (i.e. the value matching 0V, 0/4mA).

RHI

RLO...99.9Maximum range value (function not available)

RHI takes the maximum value measured by the transmitter (i.e. the value matching 1V, 20mA)

OS1

-12.5...12.5° T1 offset.Probe

TLD

1...30minDelay for minimum temperature (TLO) and maximum temperature (THI) logging.

SIM

0...100Display slowdown

ADR

1...255address for PC communication (function not available)

1SP

1SP-ALR

T[°]

ON

OFF

1SP+1HY+AHR

1SP1SP-1HY-ALR

1SP+AHR

T[°]

ON

OFF

Temperature alarm with relative thresholds,

refrigerating control (ATM1CH=REL, =REF)

Temperature alarm with relative thresholds,

heating control (ATM1CH=REL, =HEA).

DISPLAY

During normal operation, the display shows either the temperature measured or one of the following indications:

OFF

Controller in stand-by

TUN/xx.x

Controller in autotuning

OR

ProbeT1 overrange or failure

E1

In tuning: timeout1 error

HI

Room high temperature alarm

E2

In tuning: timeout2 error

LO

Room low temperature alarm

E3

In tuning: overrange error

MENU INFO

The information available in this menu is:

THI

Maximum temperature recorded

LOC

Keypad state lock

TLO

Minimum temperature recorded

Access to menu and information displayed.

Press and immediately release button ■

.

With button ■

or select the data to be displayed.

Press button ■

to display value.

To exit from the menu, press button ■

or wait for 10 seconds.

Reset of THI, TLO recordings

With button ■

or select the data to be reset.

Display the value with button ■

.

While keeping button ■

pressed, use button .

CHANNEL 1 SETPOINT (display and modification of desired temperature value)

Press and release button ■

: the ED LLbli1 nks, the dspla shoiyws 1P for 1 second and then the setnt assocSpoiiated value.

Press buttons ■

or to set the desirevalud e (adjustment s iwithin the minimum SPL and maximum SPHlimit.)

To store the new value press button ■

, or wait for 10 seconds.

To go back to normal mode without saving the new value, press ■

.

CHANNEL 2 SETPOINT

Withauxiliaryoutput(the set as thermostat control ■=THR),itOAU’s to 2 the normal possiblemodifysetpointduringoperation

of the controller.

Press and release button ■

:LEDL2blinks,displayshows2Sifsetpointisabsolutethe the P for 1 second 2 an threshold

(=ABS),alternativelydisplayshows2SM the 2DF,ifsetpointisrelativesetpoint(=REL),value 2 a threshold to 1 2SM then the

associated to the parameter appears.

Press buttons ■

or to set the desired value.

To store the new value press button ■

or wait for 10 seconds.

To go back to normal mode without saving the new value, press ■

.

STAND-BY

Button ,when pressed for 3 seconds, allows the controller to e pbut on a standbyor output control to be resumed (with SB=YES only).

KEYPAD LOCK

The attempted the controllers keypadlockavoidsundesired,potentiallydangerousoperations,whichmightbewhenisoperating

inpublicmenu,=YESinhibitfunctionsbuttons. a place. In the INFO set parameter LOC to all of the To normal resumeoperation

of keypad, adjust setting so that LOC=NO.

CONTROLLER AUTOTUNING IN PID MODE

Before starting

In the mode set =PID; that matches the mode setup(seeconfigurationparameters):1CMmakesure1CHdesiredoperation

(=REF for refrigerating control, =HEA for heating control); then adjust setpoint at the desired value.1CH1CH1SP

Start autotuning

Duringoperation,keepbuttons normal

+ pressed for seconds. 1CT on the 3blinksdisplay. + or set the With cycle

timeindefinedynamicbe order to the of the process to controlled. To the press abortautotuningfunction,

; to start autotuning

press

+ or wait for 30 seconds.

During autotuning

Duringentireautotuningphase,displayTUNwithactualtemperaturemeasured.powerfailure, the the alternates the In case of

whenpowerisresumed,initialautotestphase,resumesautotuningfunction. after the the controller the To the abortautotuning,

withoutmodifyingpreviousparameters,keepbutton the control

pressed for seconds. the has place 3Afterautotuningtaken

successfully, the controller updates the control parameters and start to control.

Errors

If the autotuning function failed, the display shows an error code:

E1 the controller not the the Increase timeout1error:couldbringtemperaturewithinproportionalband.■inheating 1SP case of

control, vice versa, decrease in case of refrigerating control and re-start the process.1SP

E2 the has not ended the Re-start the timeout2error:autotuningwithinmaximumtimeallowed(1000cycletimes).autotuning ■

process and set a longer cycle time 1CT.

E3temperatureoverrange:checkwascausedbyprobemalfunction, that the error not a then decrease ■inheating 1SP case of

control, vice versa increase in case of refrigerating control and then re-start the proce1SPss.

To eliminate the error indication and return to the normal mode, press button ■

.

Control improvement

To reduce overshoot, reduce the integral action reset ■1AR

To increase the response speed of the system,reduce the proportionabanl d ■1PB. Catuion:doing this makes the system less stable.

To reduceswingsinsteady-statetemperature,increase the integralactiontime ■systemstability1IT; isthusincreased,although

its response speed is decreased.

To the speed of response to the the increasevariationsintemperature,increasederivativeactiontime ■Caution:high 1DT. a

value makes the system sensitive to small variations and it may be a source of instability.

RECALIBRATION

Have a precision reference thermometer or a calibrator to hand. Ensure that ■=0 and =0.OS1SIM

Switch the controller of then on again.f ■

During the auto-test phase, press buttons ■

0AD+ and keep them pressed till the controller shows .

Withbuttons ■

and select or a of a constant the scale 0ADSAD0AD: allowscalibration0,insertingcorrectionoverwhole

of a of the top part of the scale a the measurement. SADallowscalibrationmeasurementwithproportionalcorrectionbetween

calibration point and 0.

Press ■

to the and then + or to the read the the displayvalueusemakevaluecoincidewithvaluemeasuredby

reference instrument.

Exit from calibration by pressing button ■

.

Insert the controller through a hole measuring 71x29 mm;■

Makesureelectricalconnectionscomplywith“wiringdiagrams”. that the paragraph To the effects of reduceelectromagnetic ■

disturbance, keep the sensor and signal cables well separate from the power wires.

Fix the controller to the panel means of the bysuitableclips,bypressinglygently; iffitted,check that the adheres rubbergasket■

to the panel perfectly, in order to prevent debris and moisture infiltration to the back of the instrument.

Place the probeT1 inside the room in a point that truly represents the temperature of the stored product. ■

OUT1

OUT2

L1

L2

Channel 1 output

Channel 2 output

Alarm

Channel 1 setpoint modification

Channel 2 setpoint modification

Info / Enter button

Fig.1 - Front panel

Modify Setpoint 1 / Decrease button

Increase / Modify Setpoint 2 button

Exit / Stand-by button.

Thank you for having chosen a Fantini Cosmi product. Before installing the instrument, please read these instructions carefully

to ensure maximum performance and safety.

INSTRUCTION FOR USE

L02DM- / L02DI-

115...~ (L02DM-) o 12Vac/dc (L02DI-)230V

OUT2OUT1

+

-

10

11

1234

5

67

L02CM- / L02CI-

115...~ (L02CM-) o 12Vac/dc (L02CI-)230V

OUT2

WRW

9

10

11

4

5

67

L02AM2 / L02AI2B

115...~ (L02AM2) o 12Vac/dc (L02AI2B)230V

OUT2OUT1

10

11

1234

5

67

OUT1

123

MODELINPUT

RANGE [MEASUREMENT ACCURACY]

SCL=1°CSCL=2°CSCL=°F

L02D--

INP=T1---TC “J”0÷450°C [ < ±3°C ]

32÷842°F [ < ±5°F ]

L02C--PT100

-50/-19.9÷99.9/150°C

[ < ±0.3°C ]

0÷400°C

[ <±1°C(0÷400°), ±2°C ]

32÷752°F

[ <±2°F(32÷752°), ±4°F]

L02A--

INP=ST1

PTC 1000 Ω

(LS120)

-40/-19.9 ÷ 99.9/105°C

[<±0.3°C(-40÷130°),±1°C]

-40 ÷ 105°C

[<±0.3°C(-40÷130°),±1°C]

-40 ÷ 221°F

[<±0.6°F(-40÷221°),±2°F]

INP=SN4

NTC 10K Ω

(LS130)

-40/-19.9 ÷ 99.9/105°C

[<±0.3°C(-40÷100°), ±1°C]

-40 ÷ 105°C

[<±0.3°C(-40÷100°),±1°C]

-40 ÷ 221°F

[<±0.6°F(-40÷210°),±2°F]

OUT1

10A 24Vac/dc

(L02AI2B/L02CI2B/L02DI2B)

OUT2

1A 24Vac/dc

OUT1

12(4)A 240Vac

(L02AM2/L02CI1B/L02CM-/L02DI1B/L02DM-)

OUT2

7(2)A 240Vac

DESCRIPTION

INDICATIONS

CONFIGURATION PARAMETERS

INPUT SPECIFICATIONS

TECHNICAL DATA

WIRING DIAGRAMS

INSTALLATION

OPERATION

GB79193B

FANTINI COSMI S.p.A.

Via dell’Osio, 6

20090 Caleppio di Settala, Milano, ITALY

Ph. +39 02 956821 | Fax +39 02 95307006

[email protected]

[email protected]

L02...

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