r USER MANUAL
Contents
1. Both pads are located on the soldering side of the CPU card Fig 15 SELECTION OF THE IN CT SP SP2 FUNCTION This instrument can use the input IN CT SP SP2 connections 14 and 15 as current transformer input or a logic input The current transformer input allows to measure and display the current running in the load driven by the OUTPUT1 during the ON and OFF period of the OUT 1 cycle time By this feature it is also available the OUT 1 failure detection function see page 20 The logic input is used to switch by an external contact from main set point to second set point and viceversa To select the desired input type set J504 as detailed in the figure shown below R D D Eg o J504 o o 1 2 3 1 2 3 Current transformer input Logic input Fig 16 GENERAL NOTES for configuration FUNC This will memorize the new value of the selected parameter and go to the next parameter increasing order MAN This will scroll back the parameters without memorization of the new value A This will increase the value of the selected parameter v This will decrease the value of the selected parameter CONFIGURATION PROCEDURE 1 Remove the instrument from its case 2 Set the dip switch V101 to the open condition see fig 14 3 Re insert the instrument 4 Switch on the instrum2. 1 P19 Alarm 1 action Available only when P7 is different from 0 or 4 dir direct action relay energized in alarm condition rEV reverse action relay deenergized in alarm condition P20 alarm 1 stand by function Available only when P7 is different from 0 or 4 OFF stand by function disabled On stand by function enabled NOTE If the alarm is programmed as band or deviation alarm this function masks the alarm condition after a set point change or at the instrument start up until the process variable reaches the alarm threshold plus or minus hysteresis If the alarm is programmed as a process alarm this function masks the alarm condition at instrument start up until process variable reaches the alarm threshold plus or minus hysteresis P21 Action of the alarm 2 and OUT 1 failure detection function Available only when P12 is different from 0 or P10 is equal to n O or n C dir direct action relay energized in alarm condition rEV reverse action relay de energized in alarm condition P22 Alarm 2 stand by function Available only when P12 is different from 0 OFF Stand by function disabled On Stand by function enabled NOTE for more details on stand by function see P20 parameter P23 OFFSET adjustment added to the measured value This parameter allows to set a constant OFFSET throughout the readout range It is skipped for linear inputs For readout ranges with decimal figure P
3. Power supply 100V to 240V AC 50 60Hz 15 to 10 of the nominal value 24 V AC DC 10 of the nominal value Power consumption 8 VA max Insulation resistance gt 100 MQ according to IEC 1010 1 Dielectric strength 1500 V rms according to IEC 1010 1 Display updating time 500 ms Sampling time 250 ms for linear inputs 500 ms for TC and RTD inputs Resolution 30000 counts Accuracy 0 2 f s v 1 digit 25 C ambient temperature Common mode rejection 120 dB 50 60 Hz Normal mode rejection 60 dB 50 60 Hz Electromagnetic compatibility and safety requirements This instrument is marked CE Therefore it is conforming to council directives 89 336 EEC reference harmonized standard 28 EN 50081 2 and EN 50082 2 and to council directives 73 23 EEC and 93 68 EEC reference harmonized standard EN 61010 1 Installation category II Temperature drift CJ excluded lt 200 ppm of span for mV and TC ranges 1 3 5 6 19 20 21 22 lt 300 ppm C of span for mA V lt 400 ppm C of span for RTD range 10 26 and TC range 0 2 4 27 28 lt 500 ppm C of span for RTD range 9 and TC ranges 7 8 23 24 lt 800 ppm C of span for RTD range 25 Operative temperature from 0 to 50 C 32 to 122 F Storage temperature 20 to 70 C 4 to 158 F Humidity from 20 to 85 RH non condens ing Protections 1 WATCH DOG circuit for automatic restart 2 DIP SWITCH for protec
4. 330 750 F 11 0 60 mV gt 1 MQ 12 12 60 mV B RTD Resistance Temperature Detector 13 0 20mA Input for RTD Pt 100 Q 3 wire connection 14 4 20 mA lt 52 02 1 digit Input circuit current injection 15 0 5 V 25 C F selection via front pushbuttons or serial link 16 1 5 V gt 200 kQ Line resistance automatic compensation up to 17 0 10 V 20 Q wire with no measurable error 18 2 10 v gt 400K0 Calibration according to DIN 43760 Burnout up scale NOTE a special test is provided to signal OVERRANGE when input resistance is less than 15 Q STANDARD RANGES TABLE Input type Ranges 9 199 9 400 0 RTD Pt100Q 10 200 800 DIN 43760 25 199 9 400 0 F 26 330 1470 F 29 D LOGIC INPUT The instrument is equipped with one input from contact voltage free for setpoint selection Contact open Main setpoint Contact closed Auxiliary setpoint NOTES 1 Use an external dry contact capable of switching 0 5 mA 5 V DC 2 The instrument needs 100 ms to recognize a contact status variation 3 The logic input is NOT isolated by the measuring input 4 This optional function is in alternative to amperometer sensing transformer input E CURRENT TRANSFORMER INPUT FOR OUT1 FAILURE DETECTION The instruments equipped with this feature are capable by means of a CT to detect and signal a possible failure of the line driven by o
5. HyS td Cy1 Cy2 Note When device is working with SMART rC algorithm the Pb value will be limited by P29 P30 and P31 parameters Hysteresis for ON OFF control action This parameter is available only when Pb 0 Range from 0 1 to 10 0 of the input span Integral time This parameter is skipped if Pb 0 ON OFF action Range from 00 01 to 20 00 mm ss Above this value the display blanks and integral action is excluded Note When the device is working with SMART algorithm the minimum value of the integral time will be limited by P32 parameter Derivative time This parameter is skipped if Pb 0 ON OFF action or P40 Pi Range From 00 00 to 10 00 mm ss Notes When device is working with rL SMART algorithm the td value will be equal to a quarter of Ti value Integral pre load This parameter is skipped if Pb 0 rH ON OFF action For one control output it is programma ble from 0 to 100 of the output span For two control outputs it is programma ble from 100 100 cooling to 100 100 heating Output 1 cycle time Range From 1 to 200 s Output 2 cycle time This parameter is available only if P 7 is equal to 4 Range From 1 to 200 s OLAP Grd1 Grd2 24 Relative Cooling gain This parameter is available only when device is configured with two control outputs and Pb is different from zero Range from 0 20 to 1 00 Note When the device is working with SMART algorithm and P2
6. In order to keep the desired information continuously on the lower display depress A or Y push button to remove the timeout When return in Normal Display Mode is desired push FUNG push button again INDICATORS C Lit when the process variable is shown in Celsius degree F Lit when the process variable is shown in Fahrenheit degree SMRT Flashing when the first part of the SMART algorithm is active Lit when the second part of the SMART algorithm is active OUT1 Lit when OUT 1 is ON OUT2 Lit when OUT 2 is ON or alarm 1 is in the alarm state OUT3 Lit when the alarm 2 is in the alarm state Flashing with slow rate when the OUT 1 failure detection is in the alarm state Flashing with high rate when the OUT 1 failure detection and alarm 2 are in the alarm state Other functions are shown by decimal points EEE NE EEG SEM _ o o SP2 MAN o REM Flashing when the instrument is controlled via serial link SP2 Flashing at slow rate when SP2 is used 2 During MANUAL mode it allows to Flashing at fast rate when a set point from decrease the output value serial link is used A FUNC when device is in normal display MAN Flashing at slow rate when the instrument mode they allow to enable disable is in MANUAL mode the control output see Enable disable the control output para graph Pushbutton functionality during operating mode A MAN During parameter modification they FUNC J whe
7. 3 Re insert the instrument 4 Switch on the instrument DISPLAY FUNCTION The upper display shows the measured value while the lower display shows the programmed set point value we define the above condition as normal display mode Note When the rate of change Grd1 Grd2 is utilized the displayed set point value may be different from the operating set point It is possible to change the information on the lower display as follows By pushing the FUNG pushbutton within 3s to 10s The lower display will show A followed by the current consumed by the load driven by the OUT 1 when the load is in ON condition see also OUT 1 failure detection Push FUNC pushbutton again the lower display will show b followed by the leakage current running in the load driven by the OUT 1 when the load is in OFF condition see also OUT 1 failure detection Push FUNC pushbutton again the lower display will show H followed by OUT 1 power value from 0 to 100 Push FUNC pushbutton again the lower display will show C followed by OUT 2 power value from 0 to 100 Push FUNG pushbutton again The display will return in Normal Display Mode NOTE The A b and C informations will be displayed only if the relative function has been previously configured 18 When no pushbutton are pressed during the time out see P35 the display will automatically return in Normal Display Mode
8. A BARBER COLMAN Industrial Instruments Div P O BOX 2940 Loves Park IL 31132 2940 Tel 0815 637 3000 Fax 0815 637 5341 jgsearle ad com D
9. inputs are NOT isolated by the measuring input 5 This feature excludes the current transformer input IN CT SP SP2 14 oe gt Fig 7 LOGIC INPUT WIRING When the logic input is selected it is used to switch by an external contact from main set point to second set point and viceversa logic input op set point open SP close SP2 B 2 CURRENT TRANSFORMER INPUT This instrument can use the input IN CT SP SP2 connections 14 and 15 as current transformer input or logic input Safety note 1 Do not run current transformer input wiring together with AC power cables 2 The minimum active period to perform this measurement is equal to 400 ms 3 This feature excludes the logic input function 4 The input impedance is equal to 10 Q 14 Current 15 transformer Load Fig 8 CURRENT TRANSFORMER INPUT WIRING This input allows to measure and display the current running in the load driven by the OUTPUT 1 during the ON and OFF period of the OUT 1 cycle time By this feature it is also available the OUT 1 failure detection function see page 20 C RELAY OUTPUTS OUT1 Ny C heating or o cooling NO 2 NO OUT 2 OUT 2 TF 1 Ure cooling AL1 lt 31 C OUT 2 3 OUT 3 EG Ta tay NO SOUT Fig 9 RELAY OUTPUTS WIRING The contact rating of the OUT 1 is 3A 250V AC on resistive load The con
10. only at the next instrument start up Threshold value for out 1 break down alarm This parameter is available only when P10 is equal to N O or N C Range From 0 to P11 value in ampere Notes The threshold resolution will be equal to 0 1 A for range up to 20 A and 1 A for range up to 100 A The hysteresis of this alarm is fixed to 1 of fsv Threshold value for OUT 1 short circuit alarm This parameter is available only when P10 is equal to N O or N C Range From 0 to P11 value in ampere Notes The threshold resolution will be equal to 0 1 A for range up to 20 A and 1 A for range up to 100 A The hysteresis of this alarm is fixed to 1 of fsv 2 Control output maximum rate of rise It is programmable from 1 to 25 of the output per second Above the 25 s the display will show InF meaning that no ramp is imposed ERROR MESSAGES OVERRANGE UNDERRANGE AND SENSOR LEADS BREAK INDICATIONS The device is capable to detect a fault on the process variable OVERRANGE or UNDERRANGE or SENSOR LEADS BREAK When the process variable exceeds the span limits set by configuration parameter P 1 an OVERRANGE condition will be shown on display as show in the following figure 0000 An UNDERRANGE condition will be shown on display as show in the following figure 000 When P37 is equal to 0 the following conditions may occur The instrument is set for one output only and if an OVERR
11. 0 to 100 0 for one control output from 100 0 cooling to 100 0 heating for two control output SMART keyboard enabling disabling Auto Manual selectable by front pushbutton Auto Manual transfer bumpless method type Indicator MAN OFF in auto mode and lit in manual mode OUTPUTS Control output updating time 250 ms when a linear input is selected 500 ms when a TC or RTD input is selected Action direct reverse programmable by front keyboard Output level indication The instrument displays separately the output 1 level heating and the output 2 level cooling Output status indication Two indicators OUT 1 and OUT 2 are lits when the respective output is in ON condition Output level limiter For one control medium from 0 to 100 For two control mediums from 100 to 100 This function may be operative at instrument start up for a programmable time To avoid thermal shock and or preheating the plant otherwise it can be enabled by an external contact Cycle times For out 1 it is programmable from 1 to 200 s For out 2 it is programmable from 1 to 200 s Relative cooling gain programmable from 0 20 to 1 00 Overlap dead band programmable from 20 to 50 of the proportional band OUTPUT 1 Type relay SPDT contact NO or NC selectable by jumper Contact rated 3 A at 250 V AC on resistive load Output cycle time programmable from 1 s to 200 s Function programmable as
12. 1 2xx 301 305 307 311 312 313 400 500 510 NOTES Configuration parameter error The two less significant digits shown the number of the wrong parameter ex 209 Err shows an Error on P9 parameter RTD input calibration error TC mV input calibration error RJ input calibration error CT input calibration error Error on 20 mA input calibration Error on 5 V input calibration Error on 10 V input calibration Control parameters error Auto zero error RJ error Error during calibration procedure 1 When a configuration parameter error is detected it is sufficient to repeat the configura tion procedure of the specify parameter 2 If error 400 is detected push contemporarily the W and A pushbuttons for loading the default parameters then repeat control parameter setting 3 For all the other errors contact your supplier GENERAL INFORMATIONS GENERAL SPECIFICATIONS Case Polycarbonate dark grey color RAL 7043 self extinguishing degree V 0 according to UL 94 Front protection designed and tested for IP 65 and NEMA 4X for indoor locations when panel gasket is installed Test were performed in accordance with CEI 70 1 and NEMA 250 1991 STD Installation panel mounting Rear terminal block 15 screw terminals screw M3 for cables from 0 25 to 2 5 mm or from AWG 22 to AWG 14 with connections diagram and safety rear cover Dimensions DIN 43700 48 x 48 mm depth 122 mm Weight 250 g
13. 1111 Fax 39 0321481112 eroelectronic ero eurotherm co uk BENELUX ERO Electronic Benelux SA NV Rue Val Notre Dame 384 MOHA 4520 An NES Tel 085 274080 Fax 085 274081 ero electronic skynet be BRASIL ERO ELECTRONIC DO BRASIL Industria e Comercio Ltda Rua Garibaldi 659 Conj 202 90035 050 PORTO ALEGRE Tel 051 2214888 Fax 051 2214734 erobr nutecnet com br CHINA TIANJIN VEGA COMPANY Ltd TAIF Hebei District 300232 TIANJIN Tel 022 26273296 Fax 022 26273297 FRANCE ERO Electronic SARL Zac du Ch ne a 34 Rue du 35 me R giment d Aviation 69673 BRON CEDE Tel 0478267979 Fax 0478267800 GERMANY ERO Electronic GmbH Ottostrasse 1 65549 LIMBURG A D LAHN Tel 06431 95680 Fax 06431 57493 NETHERLAND ERO Electronic Nederland Ganieelan 4 2404 CH Alphen a d Rijn Tel 0172 420400 Fax 0172 420395 sales eroelectronic nl SOUTH AFRICA ERO Electronic S A Pty Ltd Airgro House 1343 Spokeshave Avenue Stormill Ext 2 ROODEPOORT Tel 011 4742278 9 Fax 011 4749404 P O Box 43112 Industria 2042 ero sa kingsley co za SPAIN ERO ELECTRONIC IBERICA Calle La granja 74 Pol Ind Alcobendas MADRID Tel 091 6618194 Fax 091 6619093 UK ERO UK i Unit 1 Cygnet Trading Estate Faraday Close Durrington Worthin WEST SUSSEX BN13 3RQ Tel 01903 693322 Fax 01903 693377 U S A AMERICAN ERO Electronic Corp BARRINGTON ILL 60010 Tel 0847 382 0881 Fax 0847 382 0240 U S
14. 23 is programmable from 19 9 to 19 9 For readout ranges without decimal figure P23 is programmable from 199 to 199 Readout Real curve 7 P23 Adjusted curve Input p P24 NOT AVAILABLE P25 Displayable protected parameters This parameter is skipped when P18 0 OFF Protected parameters cannot be displayed On Protected parameter can be displayed P26 MANUAL function OFF manual function is disabled On manual function can be enabled disabled by MAN pushbutton P27 SMART function 0 SMART function disabled 1 SMART function in NOT protected by safety lock 2 SMART function is under safety lock protection 15 P28 Relative cooling gain calculated by SMART function This parameter is present only if P7 4 and P27 is different from 0 OFF SMART algorithm does not calculate the rC parameter value On SMART algorithm calculates the rC parameter value P29 Maximum value of the proportional band calculated by the SMART algorithm This parameter is present only if P27 is different from 0 This parameter is programmable from P30 or P31 value to 100 0 P30 Minimum value of the proportional band calculated by the SMART algorithm when the instrument has two control outputs This parameter is available only when P7 4 and P27 is different from 0 It is programmable from 1 5 to P29 value P31 Minimum value of the proportional band calculated by the SM
15. 8 is set to On the RCG value is limited in accordance with the selected type of cooling media from 0 85 to 1 00 when P8 Alr from 0 80 to 0 90 when P8 OIL from 0 30 to 0 60 when P8 H20 Dead band Overlap between H C outputs This parameter is available only when device is configured with two control outputs and Pb is different from zero Range from 20 to 50 of the proportional band A negative OLAP value shows a dead band while a positive value shows an overlap Set point low limit Range from initial scale value P3 to rH Note When P3 has been modified rL will be realigned to it Set point high limit Range from rL to full scale value P4 Note When P4 has been modified rH will be realigned to it Ramp applied to an increasing set point change Range from 1 to 100 digits per minute Above this value the display shows Inf meaning that the transfer will be done as a step change Ramp applied to a decreasing set point changes For other details see Grd1 parameter OLH tOL Hbd SCA Output high limit rnP Range From 0 to 100 when device is configured with one control output From 100 to 100 when device is configured with two control outputs Time duration of the output power limiter soft start Range from 1 to 540 min Above this value the display shows InF meaning that the limiting action is always on Note The tOL can be modified but the new value will become operative
16. A 14 mA Linear range 4 20 mA 156 V Linear range 0 5V 16 V Linear range 1 5V 17 V Linear range 0 10 V 18 V Linear range 2 10 V 19 TC type L range 0 1650 F 20 TC type J range 150 1830 F 21 TCtype K range 150 2500 F 22 TCtype N range 150 2550 F 23 TC type R range 0 3200 F 24 TC type S range 0 3200 F 25 RTD type Pt 100 range 199 9 400 0 F 26 RTD type Pt 100 range 330 1470 F 27 TCtype T range 199 9 400 0 C 28 TC type T range 330 750 F NOTE selecting P1 0 2 4 9 25 or 27 the instrument set automatically P36 FLtr For all the remaining ranges it will set P36 nOFL If a different selection is desired P36 may be modified P2 Decimal point position This parameter is available only when a linear input is selected P1 11 12 13 14 15 16 17 or 18 No decimal figure 77 7 One decimal figure 77 77 Two decimal figures 7 777 Three decimal figures P3 Initial scale value For linear inputs it is programmable from 1999 to 4000 For TC and RTD input it is programmable within the input range When this parameter is modified rL parameter will be re aligned to it P4 Full scale value For linear inputs it is programmable from 1999 to 4000 For TC and RTD input it is programmable within the input range When this parameter is modified rH parameter will be re aligned to it The initial and full scale values determine
17. ANGE is detected the output turns OFF if reverse action or ON if direct action The instrument is set for heating cooling action and an OVERRANGE is detected rEV output turns OFF and dir output turns ON The instrument is set for one output only and if an UNDERRANGE is detected the output turns ON if reverse action or OFF if direct action The instrument is set for heating cooling action and an UNDERRANGE is detected rEV output turns ON and dir output turns OFF 26 When P37 is different from zero and an out of range condition is detected the instrument operates in accordance with P37 and P38 parameters The sensor leads break can be signalled as for TC mV input OVERRANGE or UNDERRANGE selected by a solder jumper for RTD input OVERRANGE for mA V input UNDERRANGE Note On the mA V input the leads break can be detected only when the range selected has a zero elevation 4 20 mA or 1 5 V or 2 10 V On RTD input a special test is provided to signal OVERRANGE when input resistance is less than 15 ohm Short circuit sensor detection ERROR MESSAGES The instrument performs self diagnostic algorithm When an error is detected the instrument shows on the lower display the Err indication while the upper display shows the code of the detected error ERROR LIST SEr Serial interface parameter error 100 Write EEPROM error 150 CPU error 200 Tentative to write on protected memory 20
18. ART algorithm when the instrument has one control output This parameter is available only when P7 is different from 4 and P27 is different from 0 It is programmable from 1 0 to P29 value P32 Minimum value of the integral time calculated by the SMART algorithm This parameter is present only if P27 is different from 0 It is programmable from 1 second 00 01 to 2 minutes 02 00 P33 Device status at instrument start up This parameter is skipped when P26 OFF 0 the instrument starts in AUTO mode 1 It starts in the same way it was left prior to power shut down P34 NOT AVAILABLE P35 Timeout selection This parameter allows to set the time duration of the timeout for parameter setting used by the instrument during the operating mode tn 10 10 seconds tn 30 30 seconds P36 Digital filter on the measured value It is possible to apply to the displayed value a digital filter of the first order with a time constant equal to 4 s for TC and RTD inputs 2 s for linear inputs noFL no filter FLtr filter enabled P37 Conditions for output safety value 0 No safety value see Error Messages Chapter 1 Safety value applied when overrange or underrange condition is detected 16 2 Safety value applied when overrange condition is detected 3 Safety value applied when underrange condition is detected P38 Output safety value This parameter is skipped when P37 0 This valu
19. ERO polling selecting Baud rate programmable from 600 to 19200 BAUD Byte format 7 or 8 bit programmable Parity even odd or none programmable Stop bit one Address from 1 to 95 for ERO protocol from 1 to 255 for all the other protocols Output voltage levels according to EIA standard MAINTENANCE 1 REMOVE POWER FROM THE POWER SUPPLY TERMINALS AND FROM RELAY OUTPUT TERMINALS 2 Remove the instrument from case 3 Using a vacuum cleaner or a compressed air jet max 3 kg cm remove all deposit of dust and dirt which may be present on the louvers and on the internal circuits trying to be careful for not damage the electronic components 4 To clean external plastic or rubber parts use only a cloth moistened with Ethyl Alcohol pure or denatured C H OH or Isopropil Alcohol pure or denatured CH CHOH or Water H O 5 Verify that there are no loose terminals 6 Before re inserting the instrument in its case be sure that it is perfectly dry 7 re insert the instrument and turn it ON DEFAULT PARAMETERS DEFAULT OPERATIVE PARAMETERS The control parameters can be loaded with predetermined default values These data are the typical values loaded in the instrument prior to shipment from factory To load the default values proceed as follows a The internal switch V101 see fig 14 should be closed b The SMART function should be disabled c The instrument should be in Stand by mo
20. GE lt 40 mA 0 047 100 1 2 260 V AC lt 150 mA 0 1 22 2 260 V AC lt 0 5 A 0 33 47 2 260 V AC The cable involved in relay output wiring must be as far away as possible from input or communica tion cables VOLTAGE OUTPUTS FOR SSR DRIVE For LFS relay only O 1 Q N 7 Q OUT 1 SOLID STATE RELAY Fig 11 SSR DRIVE OUTPUT WIRING It is a time proportioning output Logic level 0 Vout lt 0 5 V DC Logic level 1 14 V 20 20 mA 24 V 20 1 mA Maximum current 20 mA NOTE This output is not isolated double or reinforced isolation between instrument output and power supply must be assured by the external solid state relay SERIAL INTERFACE RS 485 interface allows to connect up to 30 devices with one remote master unit l N A A A A CL M T A R B B B B S U 12 T M E E COMMON R N 18 T ET Fig 12 RS 485 WIRING The cable length must not exceed 1 5 km at 9600 BAUD NOTE 1 This is an RS485 isolated interface 2 The following report describes the signal sense of the voltage appearing across the interconnection cable as defined by EIA for RS 485 a The A terminal of the generator shall be negative with respect to the B terminal for a binary 1 MARK or OFF state b The A terminal of the generator shall be positive with respect t
21. GE R oaEzcRoNtC 170 IUO LFS 0B0 4 4 98 B ce ROLECTROMNE 1 JJ USER MANUAL LFS INDEX MOUNTING REQUIREMENTS rervrvorvevvrrvervrrernerer 1 OUTLINE AND CUT OUT DIMENSIONS 2 CONNECTION DIAGRAMS errrvrrvrverver og PRELIMINARY HARDWARE SETTINGS 9 CONFIGURATION PROCEDURE OPERATIVE MODE Display function 1 ors RE Pushbutton function during operating mode seine 19 Enable disable the control output s20 SP SP2 selection rsrrnrrvrvvrner 20 OUT 1 failure detection function Direct access to the set point Manual function Serial link Lamp test SMART function sue OPERATIVE PARAMETERS ERROR MESSAGES GENERAL INFORMATIONS MAINTENANCE 000688 DEFAULT PARAMETERS MOUNTING REQUIREMENTS Select a location for instrument mounting where minimum vibrations are present and the ambient temperature is within 0 and 50 C 32 and 122 F The instrument can be mounted on a panel up to 15 mm thick with a square cutout of 45 x 45 mm For outline and cutout dimensions refer to Fig 2 The surface texture of the panel must be better than 6 3 um The instrument is shipped with rubber panel gasket 50 to 60 Sh To assure the IP65 and NEMA 4 protection insert Screw the panel gasket between the instrument and the panel as show in fig 1 While holding the instrument against the panel proceed as follows 1 insert the gasket in the instrument cas
22. ault value related with the chosen cooling media When P8 Alr Cy2 10s and rC 1 00 P8 OIL Cy2 4s and rC 0 80 P8 H2O Cy2 2 and rC 0 40 P9 Alarm 1 operating mode Available only when P7 is equal to 1 2 or 3 H A High alarm outside for band alarm with automatic reset L A Low alarm inside for band alarm with automatic reset H L High alarm outside band with manual reset latched L L low alarm inside band with manual reset latched P10 Option feature see also Display function and OUT 1 failure detection OFF No option SP2 Digital input for SP SP2 selection n O Set P10 to n O when the load is energized during the ON status of the instrument output relay energized or SSR output status 1 n C Set P10 to n C when the load is energized during the OFF status of the instrument output relay de energized or SSR output status 0 P11 Current transformer range This parameter is present only if P10 is different from OFF or SP2 and it is programmable from 10 to 100 A P12 Output 3 function 0 Output not used for alarm 2 1 itis used as alarm 2 output and the alarm 2 is programmed as process alarm 2 itis used as alarm 2 output and the alarm 2 is programmed as band alarm 3 itis used as alarm 2 output and the alarm 2 is programmed as deviation alarm NOTE The output 3 relay operates as a logic OR between the alarm 2 and the OUT 1 failure detection fu
23. ctly set the instrument generates an alarm when the current running in the load is lower than the Hbd parameter value It shows a partial or total break down of the load the break down of the actuator or a power down due toa protection or a fuse intervention the leakage current is higher than the SCA parameter value It shows a short circuit of the actuator The Display function paragraph describes how to show the two current values A fault condition is shown by OUT 3 LED flashing and by OUT 3 relay status If the ON or OFF period is lower than 400 ms the relative measurement couldn t be performed and the instrument will show flashing the last measured value DIRECT ACCESS TO THE SET POINT When the device is in AUTO mode and in Normal Display Mode it is possible to access directly to set point modification SP or SP2 Pushing A or for more than 2 s the set point will begin changing The new set point value becomes operative since no pushbutton has been depressed at the end of 2 s timeout MANUAL FUNCTION The MANUAL mode function can be accessed only if enabled by P26 On by depressing the MAN pushbutton for more than 1 sec The command is accepted and executed only if the display is in Normal Display Mode When in MANUAL mode the LED s MAN annunciator will light up while the lower display shows the power output values The value of OUT 1 is shown in the two most significant digit field w
24. de d Held down W pushbutton and press pushbutton the display will show OFF dFLt e Press A or W pushbutton the display will show On dFLt g Press FUNC pushbutton the display will show LOAd It means that the loading procedure has been initiated After about 3 seconds the loading procedure is finished and the instrument reverts to NORMAL DISPLAY mode The following is a list of the default operative parameters loaded during the above procedure PARAMETER DEFAULT VALUE SP Minimum range value SnRT Disable n RSt OFF SP2 Minimum range value nnn OFF AL1 AL2 Minimum range value for process alarms 0 for deviation or band alarms HSA1 HSA2 01 Pb 4 0 hyS 05 ti 4 00 4 minutes td 1 00 1 minute IP 30 Cy1 15 seconds for relay output 4 seconds for SSR output Cy2 10 seconds for P8 Alr 4 seconds for P8 OIL 2 seconds for P8 H2O rC 1 00 for P8 Alr 0 80 for P8 OIL 0 40 for P8 H2O OLAP 0 fl Initial scale value rH Full scale value Grd 1 Infinite step transfer Grd 2 Infinite step transfer OLH 100 tOL Infinite Hbd 50 of the full scale value SCA 100 of the full scale value rnP 25 of the output per second DEFAULT CONFIGURATION PARAMETERS tb 1 The configuration parameters can be loaded with predetermined default values These data are the d F L t typical values loaded in the in
25. e 2 insert the instrument in the panel cutout 3 pushing the instrument against the panel insert the mounting bracket 4 with a screwdriver turn the screws with a torque between 0 3 and 0 4 Nm bracket 7 IR Panel Romecreonic Gasket Fig 1 OUTLINE AND CUT OUT DIMENSIONS 122 Fig 2 OUTLINE AND CUT OUT DIMENSIONS o CONNECTION DIAGRAMS Connections are to be made with the instrument housing installed in its proper location A MEASURING INPUTS NOTE Any external component like zener barriers etc connected between sensor and input terminals may cause errors in measurement due to excessive and or not balanced line resistance or possible leakage currents TC INPUT 110 x 7 jeje nl eg M e D a is ic 222 _ 2 7e 2 8 of 2 oO 8 Ble 83 3 a Pa ac 9 Be dl l4 a 2 20 tc N ze 38 AE 2 SS 10 145 IG as 5 pr L Fig 3 REAR TERMINAL BLOCK Shield Fig 4 THERMOCOUPLE INPUT WIRING NOTE 1 Dont run input wires together with power ca bles 2 For TC wiring use proper compensating cable preferable s
26. e can be set from 0 to 100 when P7 is different from 4 from 100 to 100 when P7 is equal to 4 P39 Extension of the anti reset wind up Range from 30 to 30 of the proportional band NOTE a positive value increases the high limit of the anti reset wind up over set point while a negative value decreases the low limit of the anti reset wind up under set point P40 Control action type Pid the instrument operates with a PID algorithm Pi the instrument operates with a PI algorithm P41 Set point indication Fn SP during operative mode when the instrument performs a ramp it will show the final set point value OP SP during operative mode when the instrument performs a ramp it will show the operative set point P42 Operative set point alignment at instrument start up 0 At start up the operative set point will be aligned to SP or SP2 according to the digital input status 1 At start up the operative set point will be aligned to the measured value the selected set point value will be reached by the programmed ramp see Grd1 and Grd2 operative parameters NOTE if the instrument detects an out of range or an error condition on the measured value it will ever operate as described for P42 0 The configuration procedure is terminated and the display returns to show COnF OPERATIVE MODE 1 Remove the instrument from its case 2 Set the internal dip switch V101 in closed condition
27. ent The display will show COnF NOTE If CAL indication is displayed press immediately the A pushbutton and return to the configuration procedure 5 Push the FUNC pushbutton SEr1 Serial interface protocol OFF No serial interface Ero Polling selecting ERO nbUS Modbus jbUS Jbus SEr2 Serial link device address Not available when SEr1 OFF From 1 to 95 for ERO protocol From 1 to 255 for all the other protocols NOTE the electrical characteristic of the RS 485 serial interface will allow the connection of 31 devices maximum SEr3 Baud rate for serial link Not available when SEr1 OFF From 600 to 19200 baud NOTE 19200 baud is shown on display as 19 20 SEr4 Byte format for serial link Not available when SEr1 OFF 7E 7 bits even parity For ERO protocol only 70 7 bits odd parity For ERO protocol only 8E 8 bits even parity 80 8 bits odd parity 8 8 bits no parity P1 Input type and standard range 0 TCtype L range 0 400 0 C 1 TCtype L range 0 900 C 2 TCtype J range 100 0 400 0 C 3 TCtype J range 100 1000 C 4 TCtype K range 100 0 400 0 C 5 TCtype K range 100 1370 C 6 TCtype N range 100 1400 C 7 TCtype R range 0 1760 C 8 TCtype S range 0 1760 C 9 RTD type Pt 100 range 199 9 400 0 C 10 RTD type Pt 100 range 200 800 C 11 mV Linear range 0 60 mV 12 mV Linear range 12 60 mV 13 mA Linear range 0 20 m
28. ent connect it to terminal 4 PRELIMINARY HARDWARE SETTINGS 1 Remove the instrument from its case 2 It is necessary to set J106 according to the desired input type as shown in the following figure INPUT J106 TYPE 1 2 3 4 5 6 7 8 9 10 OPEN INPUT CIRCUIT This instrument is able to identify the open circuit for TC and RTD inputs The open input circuit condition for RTD input is shown by an overrange indication For TC input it is possible to select overrange indication standard or underrange indication set ting the CH101 and SH101 according to the follow ing table TC RTD open close open open open 60 mV open close open open open 5V close open close open open 10 V open open close open open 20 mA open open open close close NOTE the not used jumper can be positioned on pin 7 9 KN Soa o a L TE GJER 57 amimni ES Sr sil DIE Sjur 18 97 7 S oS e EE he gt 3 Select the output 1 contact NO standard or NC by setting J102 according to the following table Contact NO standard NC J102 22 2 3 9 Overrange STD CH101 close SH101 open Underrange CH101 open SH101 close
29. eter is shown Pushing A or W set the display OFF and push the FUNG pushbutton The SMRT LED will turn off The instrument maintains the actual set of control parameters and it enables parameter modifica tion NOTES 1 When ON OFF control is pro grammed Pb 0 the SMART function is disabled 2 The SMART enabling disabling can be protected by safety key see P27 OPERATIVE PARAMETERS Push the FUNC pushbutton the lower display will show the code while the upper display will show the value or the status ON or OFF of the selected parameter By or Y pushbutton it is possible to set the desired value or the desired status Pushing the FUNC pushbutton the instrument memorizes the new value or the new status and goes to the next parameter Some of the following parameter may be skipped according to the instrument configuration Param SP Snrt n rSt SP2 nnn DESCRIPTION Set point in eng units Range from rL to rH SP is operative when the logic input is open SMART status The On or OFF indication shows the actual status of the SMART function enabled or disabled respectively Set On to enable the SMART function Set OFF to disable the SMART function Manual reset of the alarms This parameter is skipped if none of the alarms has the manual reset function Set On and push FUNC to reset the alarms Set point 2 in eng units Range from rL to rH SP2 is operative when the logic i
30. heating or cooling output OUTPUT 2 Type relay SPST contact Contact rated 2 A at 250 V AC on resistive load Function programmable as control output cooling Alarm 1 output Output cycle time when used as control output programmable from 1 s to 200 s 31 OUTPUT 3 Type relay with SPST contact Contact rated 2 A at 250 V AC on resistive load Function Alarm 2 output ALARMS Actions Direct or reverse acting Alarm functions each alarm can be configured as process alarm band alarm or deviation alarm Alarm reset automatic or manual reset programmable on each alarm Stand by mask alarm each alarm can be configured with or without stand by mask function This function allows to delete false indication at instrument start up and or after a set point change Process alarm Operative mode High or low programmable Threshold programmable in engineering unit within the input span Hysteresis programmable from 0 1 to 10 0 of the input span P4 P3 Band alarm Operative mode Inside or outside programma ble Threshold programmable from 0 to 500 units Hysteresis programmable from 0 1 to 10 0 of the input span Deviation alarm Operative mode High or low programmable Threshold programmable from 500 to 500 units Hysteresis programmable from 0 1 to 10 0 of the input span SERIAL COMMUNICATION INTERFACE Type RS 485 insulated Protocol type MODBUS JBUS
31. hielded 3 When a shielded cable is used it should be connected at one point only RTD INPUT RTD RTD LINEAR INPUT a ET Eto 8 9 10 8 9 10 Fig 5 RTD INPUT WIRING NOTE 1 Don t run input wires together with power cables 2 Pay attention to the line resistance a high line resistance may cause measurement errors 3 When shielded cable is used it should be grounded at one side only to avoid ground loop currents 4 The resistance of the 3 wires must be the same Fig 6 mA mV AND V INPUTS WIRING NOTE 1 Don t run input wires together with power cables 2 Pay attention to the line resistance a high line resistance may cause measurement errors 3 When shielded cable is used it should be grounded at one side only to avoid ground loop currents 4 The input impedance is equal to lt 5 Q for 20 mA input gt 1 MQ for 60 mV input gt 200 kQ for 5 V input gt 400 kQ for 10 V input B 1 LOGIC INPUT This instrument can use the input IN CT SP SP2 connections 14 and 15 as current transformer input or logic input Safety note 1 Do not run logic input wiring together with power cables 2 Use an external dry contact capable of switching 0 5 mA 5 V DC 3 The instrument needs 100 ms to recognize a contact status variation 4 The logic
32. hile the value of OUT 2 if present is shown in the two less significant digit field The decimal point between the two values will be flashing to indicate instrument in manual mode Note A graphic symbol O O is used for OUT1 100 A graphic symbol is used for OUT2 100 The power output can be modified by using and W pushbuttons By depressing for more than 1 second MAN pushbutton the device returns in AUTO mode The transfer from AUTO to MANUAL and viceversa is bumpless this function is not provided if integral action is excluded If transfer from AUTO to MANUAL is performed during the first part of SMART algorithm TUNE when returning in AUTO the device will be forced automatically in the second part of the SMART algorithm ADAPTIVE At power up the device will be in the AUTO mode or as it was left prior to power shut down depending on P33 configuration selection Note When start up occurs in Manual mode the power output OUT1 OUT is set to 0 21 SERIAL LINK The device can be connected to a host computer by a serial link The host can put the device in LOCAL functions and parameters are controlled via keyboard or in REMOTE functions and parameters are controlled via serial link The REMOTE status is signalled by the decimal point labelled REM at the right hand of the LSD of the upper display This instrument allows to modify the operative and configuration parameters v
33. ia serial link The necessary conditions to implement this function are the following 1 Serial parameters from SEr1 to SEr4 should be properly configured using the standard front keyboard procedure 2 Device must be in the OPERATING mode During the downloading configuration the device goes in open loop with all output in OFF state At the end of configuration procedure the device performs an automatic reset and then returns to close loop control LAMP TEST When it is desired to verify the display efficiency push FUNC pushbutton for more than 10 s The instrument will turn ON with a 50 duty cycle all the LEDs of the display we define this function LAMP TEST No time out is applied to the LAMP TEST When it is desired to come back to the normal display mode push FUNC pushbutton again During the LAMP TEST the instrument continues to control the process but no keyboard functions are available exception made for the FUNC pushbutton SMART function It is used to automatically optimize the control action To enable the SMART function push the FUNC pushbutton until Snrt parameter is shown Pushing A or set the display On and push the FUNC pushbutton The SMRT LED will turn on or flashing according to the algorithm selected When the smart function is enabled it is possible to display but not to modify the control parameters To disable the SMART function push the FUNC pushbutton again until Snrt param
34. n the instrument is in normal allow to jump to the maximum display mode programmable value 1 with a brief pressure lt 3s it starts W MAN During parameter modification they the parameter modification allow to jump to the minimum procedure programmable value 2 with a pressure within 3s to 10s it changes the indication on the lower NOTE a 10 or 30 seconds time out see P 35 display see display function can be selected for parameter modification during 3 with a pressure longer than 10s it run time mode enables the lamp test see Lamp If during parameter modification no pushbutton Test paragraph is depressed for more than 10 30 seconds the LJ During parameter modification it instrument goes automatically to the normal allows to memorize the new value of display mode and the eventual modification of the selected parameter and go to the the last parameter will be lost next parameter increasing order MAN J when the instrument is in normal display mode pushing MAN pushbutton for more than 1 s it is possible to enable or disable the manual function Qi During parameter modification it allows to scroll back the parameters without memorizing the new setting A During parameter modification it allows to increase the value of the selected parameter J During MANUAL mode it allows to increase the output value v During parameter modification it allows to decrease the value of the selected pa
35. nction P13 Alarm 2 operating mode amp OUT 1 failure detection reset Available only when P12 is different from 0 or P10 is equal to n O or n C H A High alarm outside for band alarm with automatic reset L A Low alarm inside for band alarm with automatic reset H L High alarm outside band with manual reset latched L L Low alarm inside band with manual reset latched 13 NOTE The Out 1 failure detection function assumes only the selected reset type manual or automatic P14 Programmability of the alarm 2 threshold and hysteresis values Available only when P12 is different from 0 OPrt Alarm 2 threshold and hysteresis are programmable in the operating mode COnF Alarm 3 threshold and hysteresis are programmable in configuration mode P15 Alarm 2 threshold value Available only when P12 is different from 0 and P14 is equal to COnF Range For process alarm within the range limits For band alarm from 0 to 500 units For deviation alarm from 500 to 500 units P16 Alarm 2 hysteresis value Available only when P12 is different from 0 and P14 is equal to COnF Range from 0 1 to 10 0 of the range selected with P3 and P4 parameters or 1 LSD P17 Threshold of the Soft Start function Threshold value in eng units to initiate the Soft start function output power limiting at start up Range within the readout span NOTE This threshold value will not be
36. nput is closed Software key for parameter protection This parameter is skipped if P18 0 or 1 On the instrument is in LOCK condition OFF the instrument is in UNLOCK con dition 23 ALT HSA1 AL2 HSA2 Pb When it is desired to switch from LOCK to UNLOCK condition set a value equal to P18 parameter When it is desired to switch from UNLOCK to LOCK condition set a value different from P18 parameter Alarm 1 threshold This parameter is available only if P 7 is equal to 1 2 or 3 Ranges Span limits for process alarm From 0 to 500 units for band alarm From 500 to 500 units for deviation alarm Alarm 1 hysteresis This parameter is available only if P 7 is equal to 1 2 or 3 Range From 0 1 to 10 0 of the input span or 1 LSD Note If the hysteresis of a band alarm is larger than the alarm band the instrument will use an hysteresis value equal to the programmed band minus 1 digit Alarm 2 threshold This parameter is available only if P 12 is equal to 1 2 or 3 and P14 is equal to OPrt For other details see AL1parameter Alarm 2 hysteresis This parameter is available only if P 12 is equal to 1 2 or 3 and P14 is equal to OPrt For other details see HSA1parameter Proportional band Range from 1 0 to 100 0 of the input span for one control output from 1 5 to 100 0 of the input span for two control outputs When Pb parameter is set to 0 0 the control action becomes ON OFF
37. o the B terminal for a binary 0 SPACE or ON D POWER LINE WIRING i N L2 POWER LINE 100 V to 240 V A C 50 60Hz or 24 V AC DC 5 P L1 P L1 N L2 Fig 13 POWER LINE WIRING NOTES 1 Before connecting the instrument to the power line make sure that line voltage corresponds to the descrtiption on the identification label 2 To avoid electrical shock connect power line at the end of the wiring procedure 3 For supply connections use No 16 AWG or larger wires rated for at last 75 C 4 Use copper conductors only 5 Don t run input wires together with power cables 6 For 24 V DC the polarity is a do not care condition 7 The power supply input is NOT fuse protected Please provide it externally Power supply Type Current Voltage 24 V AC DC T 500 mA 250 V 100 240 V AC T 125 mA 250 V When fuse is damaged it is advisable to verify the power supply circuit so that it is necessary to send back the instrument to your supplier 8 The safety requirements for Permanently Connected Equipment say a switch or circuit breaker shall be included in the building installation It shall be in close proximity to the equipment e and within easy reach of the operator it shall be marked as the disconnecting device for the equipment NOTE a single switch or circuit breaker can drive more than one instrument 9 When a neutral line is pres
38. rameter 19 ENABLE DISABLE THE CONTROL OUTPUT When the instrument is in normal display mode by keeping depressed for more than 5s and FUNC pushbuttons it is possible to disable the control outputs In this open loop mode the device will function as an indicator the lower display will show the word OFF and all control outputs will also be in the OFF state When the control outputs are disabled the alarms are also in non alarm condition The alarm outputs conditions depend on the alarm action type see P19 P21 Depress for more than 5s and FUNC pushbuttons to restore the control status The alarm stand by function if configured will be activated as if it was at power up If a power down occurs when the control output is disabled at intrument power up the control output will be automatically disabled SP SP2 SELECTION It is possible to select the operating set point SP or SP2 only by an external contact terminals 14 and 15 This function excludes the OUT 1 failure detection function and the current transformer By setting P41 it is possible to display the final or the operative set point during a ramp execution OUT 1 FAILURE DETECTION FUNCTION The device is capable for the load driven by the OUT 1 to measure and display the current running in the load when the load is energized the leakage current flowing through the load when the load is de energized If the P10 parameter has been corre
39. strument prior to shipment from factory To load the default values proceed as follows f Press FUNC pushbutton the display will show a The internal switch should be open LOAd b The upper display will show It means that the loading procedure has been initiated COn F After about 3 seconds the loading procedure is terminated and the instrument reverts to c Push the W pushbutton the display will show visualization as in point b the firmware version PARA TABLE 1 TABLE 2 CO n F SEr 1 ErO ErO SEr 2 1 1 A 0 0 SEr 3 19 20 19 20 SEr 4 7E TE d Maintaining the pressure on the W P1 3 20 pushbutton push the A pushbutton also P2 TT The instrument will show P3 0 0 P4 400 1000 O F F P5 rEL rEL P6 rEV rEV P7 1 1 d F L t P8 Alr Alr P9 H A H A e Press A pushbutton to select between table 1 P10 OFF OFF European or table 2 American default set P11 10 10 parameters the display will show P12 0 0 P13 H A H A P14 OPrt OPrt P15 0 0 P16 0 1 0 1 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 P28 P29 P31 P32 P34 P35 P37 P38 P40 P41 P42 0 0 rEV OFF rEV OFF 0 Not available On Not available tn 10 nO FL 0 0 10 Pld Fn Sp 0 0 0 rEV OFF rEV OFF 0 Not available On Not available tn 30 nO FL 0 0 10 Pld Fn Sp 0 EE rozecraonfe Ero Electronic S r l Via E Mattei 21 28100 Novara Italy Tel 39 032148
40. tact rating of the OUT 2 and 3 is 2A 250V on AC resistive load The number of operations is 1 x 10 at specified rating NOTES 1 To avoid electrical shock connect power line at the end of the wiring procedure 2 Forpowerconnections use No 16 AWG or larger wires rated for at last 75 C 3 Use copper conductors only 4 Don t run input wires together with power cables All relay contacts are protected by varistor against inductive load with inductive component up to 0 5 A The following recommendations avoid serious problems which may occur when using relay output for driving inductive loads 5 INDUCTIVE LOADS High voltage transients may occur switching inductive loads Through the internal contacts these transients may introduce disturbances which can affect the performance of the instrument For all the outputs the internal protection varistor assures a correct protection up to 0 5 A of inductive component The same problem may occur when a switch is used in series with the internal contacts as shown in Fig 10 l a LOAD POWER LINE Fig 10 EXTERNAL SWITCH IN SERIES WITH THE INTERNAL CONTACT In this case it is recommended to install an additional RC network across the external contact as show in Fig 10 The value of capacitor C and resistor R are shown in the following table LOAD c R P OPERATING mA uF 2 W VOLTA
41. taken into account when tOL InF P18 Safety lock 0 No parameter protection The device is always in unlock condition and all parameters can be modified 1 The device is always in lock condition and no parameter exception made for the set points SP SP2 and alarm manual reset can be modified for SMART status see P27 From 2 to 4999 This combination number is a secret value to be used in run time see nnn parameter to put device in lock unlock condition For SP SP2 and manual reset of the alarms the lock unlock condition has no effect for SMART status see P27 From 5000 to 9999 This combination number is a secret value to be used in run time see nnn parameter to put device in lock unlock condition For SP SP2 manual reset of the alarm AL1 AL2 Hbd and SCA the lock unlock condition has no effect for SMART status see P27 NOTE when safety lock is selected the secret value can not be displayed again and the display will show 0 1 SFt A when P18 is encompassed between 2 and 4999 or SFt b when P18 is encompassed between 5000 and 9999 The configuration procedure is completed and the instrument shows 7 7 7 on both displays If no other setting is necessary push the FUNC pushbutton the display returns to show COnF Otherwise access to the advanced configuration parameter proceeding as follows 1 using and W pushbutton to set the 234 code on the display 2 push the FUNC pushbutton
42. the input span which is used by the PID algorithm the SMART and the alarm functions NOTE the minimum input span S P4 P3 in absolute value should be set as follows For linear inputs S gt 100 units For TC input with C readout S gt 300 C For TC input with F readout S gt 550 F For RTD input with C readout S gt 100 C For RTD input with F readout S gt 200 F P5 Output 1 type rEL Relay the cycle time Cy1 will be forced to 15s SSr SSR the cycle time Cy1 will be forced to 4s P6 Output 1 action This parameter is skipped if P7 4 rEV Reverse action Heating action dir Direct action Cooling action REVERSE ACTION DIRECT ACTION Input Input i t t Output Output i tl At t P7 Output 2 function 0 output not used 1 itis used as alarm 1 output and the alarm 1 is programmed as process alarm 12 2 itis used as alarm 1 output and the alarm 1 is programmed as band alarm 3 itis used as alarm 1 output and the alarm 1 is programmed as deviation alarm 4 it is used as second control output Cooling output NOTE setting P7 4 the P6 parameter is forced to rEV P8 Cooling media Available only when P7 4 Alr Air is used as cooling media OIL Oil is used as cooling media H20 Direct water is used as cooling media Changing P8 parameter the instrument forces the cycle time and relative cooling gain parameter to the def
43. tion against tampering of configuration and calibration parameters INPUTS A THERMOCOUPLE Type L J K N R S T C F selectable External resistance 100 Q max maximum error 0 1 of span Burn out It is shown as an overrange condition standard Itis possible to obtain an underrange indication by cut and short Cold junction automatic compensation from 0 to 50 C Cold junction accuracy 0 1 C C Input impedance gt 1 MQ Calibration according to IEC 584 1 and DIN 43710 1977 C LINEAR INPUTS Read out keyboard programmable between STANDARD RANGES TABLE 1999 and 4000 Decimal point programmable in any position T C Ranges Burn out the instrument shows the burn out condi type tion as an underrange condition for 4 20 mA 1 5 V and 2 10 V input types L 0 0 400 0 C It shows the burn out condition as an underrange or L 1 0 900 C 19 0 1650 F an overrange condition selectable by soldering J 2 100 0 400 0 C jumper for 0 60 mV and 12 60 mV input types No J 3 100 1000 C 20 150 1830 F indication are available for 0 20 mA 0 5 V and 0 10 K 4 100 0 400 0 C V input types K 5 100 1370 C 21 150 2500 F N 6 100 1400 C 22 150 2550 F im n R 7 O 1760 C 23 0 3200 F npUt type pedance Accuracy S 8 0 1760 C 24 0 3200 F T 271 199 9 400 0 C 28
44. ut 1 see OUT 1 failure detection Input range 50 mA AC Scaling programmable from 10 A to 100 A with 1 A step Resolution for full scale up to 20 A 0 1 A for full scale from 21 Ato 100 A 1 A Minimum duration of the period ON or OFF to perform the measurement 400 ms NOTE this function excludes the logic input external set point selection SET POINTS This instrument allows to use 2 set points SP and SP2 The set point selection is possible only by logic input Set point transfer The transfer between one set point to another or between two different set point values may be realized by a step transfer or by a ramp with two different programmable rate of change ramp up and ramp down Slope value 1 100 eng unit min or step Set points limiter RLO and RHI parameters pro grammable CONTROL ACTIONS Control action PID SMART Type One heating or cooling or two heating and cooling control outputs Proportional Band Pb Range from 1 0 to 100 0 of the input span for process with one control output from 1 5 to 100 0 of the input span for process with two control output When Pb 0 the control action becomes ON OFF Hysteresis for ON OFF control action from 0 1 to 10 0 of the input span Integral time Ti from 1s to 20 min or excluded Derivative time Td from 0 s to 10 min If zero value is selected the derivative action is excluded Integral pre load from 0
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