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Operating instructions #1

1. 1 2 3 4 5 6 1 Program key 5 7 segment display 2 DOWN key 6 Slot for sign marking the dimension 3 UP key 7 LEDs for alarm output 4 Multi function key 12 WIKA operating instructions digital indicator DI35 D 4 Design and function 4 Design and function 4 1 Short description The digital indicator DI35 D is a highly accurate indicator which features two inputs for standard signals 0 4 20 mA and 0 10 V which can be combined as required One of the two input signals or a value calculated as a function of the two input signals can be displayed The four basic arithmetic operators and an additional constant multiplier are available for calculations on the input signals Furthermore the possibility of sensor calibration and linearisation with up to 30 points is offered The standard features are completed by an integrated transmitter power supply the adjustable sampling rate and display time as well as the input offset for the correction of zero offsets or sensor drifts and TARA and HOLD function The measured value or one of the functions can be indicated and used as output signal As an option up to 4 fully programmable alarm outputs an analogue output signal and a serial interface are available 4 2 Scope of delivery The scope of delivery is Indicator 2 fixing elements Seal Operating instructions Cross check scope of delivery with delivery note WIKA oper
2. PN Function Range of values De User fault level Setpoint 3 80 Setpoint 3 Source Trigger 0 none 1 6 value 1 channel 1 2 channel 2 3 arithmetic function 81 Threshold 9999 99999 1000 6 82 Hysteresis 1 99999 1 6 83 Active above below SP 0 active below SP 1 6 value 1 active above SP 84 Switch delay 0 0 10 0 seconds 0 0 6 85 Delay type 0 none 1 6 1 switch on delay 2 switch off delay 3 switch on off delay Setpoint 4 90 Setpoint 4 Source Trigger 0 none 1 6 value 1 channel 1 2 channel 2 3 arithmetic function 91 Threshold 9999 99999 1000 6 92 Hysteresis 1 99999 1 6 93 Active above below SP 0 active below SP 1 6 value 1 active above SP 94 Switch delay 0 0 10 0 seconds 0 0 6 95 Delay type 0 none 1 6 1 switch on delay 2 switch off delay 3 switch on off delay Linearization 100 Number of additional 0 30 0 2 setpoints 101 Setpoints 1 30 9999 99999 2 130 140 Anzahl der zus tzlichen 0 30 0 2 St tzpunkte Kanal 2 141 St tzpunkte 1 30 Kanal 2 9999 99999 2 170 Information 200 Serial number 0 99999 8 46 WIKA operating instructions digital indicator DI35 D 7 Maintenance and cleaning 6 9 Default values Reset to default values To return the unit to a defined basic state a reset can be carried out to the default values The following procedure should be used Switch off the power supply Press button X
3. PN Function Range of values De User fault level 55 TARA Function 0 no Tara function 0 2 1 Tara function on channel 1 2 Tara function on channel 2 3 Tara function on Ch 1 amp Ch 2 56 HOLD Function 0 no Hold 0 2 1 keyed Hold 2 Static Hold Flashing of the LED display 59 Display flashing at setpoint 0 no flashing 0 6 approx 0 5 seconds 1 flashes at 1 2 flashes at 2 3 flashes at 3 4 flashes at 4 5 flashes at 1 and 2 6 flashes at 3 and 4 7 flashes at 1 2 3 and 4 Setpoint 1 60 Setpoint 1 Source Trigger 0 none 1 6 value 1 channel 1 2 channel 2 3 arithmetic function 61 Threshold 9999 99999 1000 6 62 Hysteresis 1 99999 1 6 63 Active above below SP 0 active below SP 1 6 value 1 active above SP 64 Switch delay 0 0 10 0 seconds 0 0 6 65 Delay type 0 none 1 6 1 switch on delay 2 switch off delay 3 switch on off delay Setpoint 2 70 Setpoint 2 Source Trigger 0 none 1 6 value 1 channel 1 2 channel 2 3 arithmetic function 71 Threshold 9999 99999 1000 6 72 Hysteresis 1 99999 1 6 73 Active above below SP 0 active below SP 1 6 value 1 active above SP 74 Switch delay 0 0 10 0 seconds 0 0 6 75 Delay type 0 none 1 6 1 switch on delay 2 switch off delay 3 switch on off delay WIKA operating instructions digital indicator model DI35 D 45 6 Commissoning operation
4. Switch on the power supply and press 54 for further approx 2 seconds until is shown in the display With reset the default values of the program table are loaded and used for subsequent operation This puts the unit back to the state in which it was supplied Caution This is only possible when the programming lock PN50 allows access to all PNs or HELP is shown in the display Caution All application related data are lost 7 Maintenance and cleaning 7 1 Maintenance This instrument is maintenance free Repairs must only be carried out by the manufacturer 7 2 Cleaning CAUTION Before cleaning correctly disconnect the instrument from the mains Clean the instrument with a moist cloth Electrical connections must not come into contact with moisture For information on returning the instrument see chapter 9 2 Return WIKA operating instructions digital indicator model DI35 D 47 8 Faults Error description Measures Solutions The unit permanently indicates The input has a very high overflow measurement check the 5 bars at the top of the 7 segment measuring circuit display With a selected input with a low voltage signal it is only connected on one side or the input is open Not all of the activated setpoints are parameterized Check ifthe relevant parameter PN1 PN5 PN2 PN6 PN100 PN140 PN130 PN170 are adjusted correctly The arithmetic result produces an ov
5. lt 2 5V 0 5 10V Explanation of symbols Before mounting and commissioning the instrument ensure you read the operating instructions CE Communaut Europ enne Instruments bearing this mark comply with the relevant European directives 8 WIKA operating instructions digital indicator DI35 D 3 Specifications 3 Specifications Specifications Display Principle 7 segment LED red 5 digit brightness adjustable in 10 steps Character size 14mm Indication range 9999 99999 Indication time 0 1 10 00 sec Memory EEPROM independent of power supply data retension gt 100 years Input Number and type 2 inputs for standard signals Input configuration Accuracy Temperature error Measuring principle Resolution Measuring time 0 20 mA R 50 Q 4 20 mA R 50 O 0 10 V R 150 kQ Selectable via terminal configuration and programming See datasheet AC 80 03 50 ppm K at ambient temperature T lt 20 C or gt 40 C Sigma Delta 24 bit at measuring time 1 second Single channel measurement 0 02 10 0 sec Dual channel measurement 0 04 10 0 sec Transmitter supply DC 24 V 50 mA Power supply Power consumption Electrical connection AC 100 240V 50 60 Hz 10 or DC 10 40V AC 18 30V 50 60 Hz Power supply galvanic insulated max 15 VA plug in terminal wire cross section up to 2 5 mm Analogue output Number and type Error Interna
6. Operating instructions Digital indicator model DI35 D 14053540 03 e 03 2015 Digital indicator model DI35 w Kall Ar Part of your business Operating instructions model es tle g page 1 52 2015 WIKA Alexander Wiegand SE amp Co KG All rights reserved WIKA is a registered trademark in various countries Prior to starting any work read the operating instructions Keep for later use 2 WIKA operating instructions digital indicator DI35 D 1 General information u z420 u0 0 0nnnan nun an nn nannnnunannnnan nun nn an nnnan nenn anne 4 2 NOY aoe ee ae 5 21 Iniended User ner alate a 5 2 2 Personnel qualification a u r eee sans aerbun 7 2 3 9Declalnazalde tes een 7 2 4 Labelling Safety malks uses ee shecuereumrentabeise 8 3 SPECIICAallONS i 0 amp 3u0useEseeeennnnseeredenetee sn anhalten teaser Eger 9 4 Design and function ee se 13 41 Shorkdeserplloa ae E dese tlare decane oon 13 4 2 Scope of delivery san ee seinen eh 13 5 Transport packaging and storage unnuesssnannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 14 eli TAMSOITs seiusecrectachsaneiuiatsesaneneaentescuzeetadbpacncedusnenbaesvaasaiseuieanecssecttatanies 14 9 2 Packaging anh hel N hice we Ee GN LO es 14 3 9 Strage nee nee 14 6 Commissoning operation cccececeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseaees 15 61 MOBHUNG wesen en ee 15 6 2 ElBElrleal Conneellen ee eek 16 6
7. After changing to the parameter the lowest digit of the respective parameter flashes on the display The value can be changed with the A or V key To move to the next digit the R4 key must be briefly pushed Once the highest digit has been set and confirmed with X the lowest digit will begin to flash again TI CL Example bt 70 The 0 is flashing this is the lowest digit and asks _ if you want to change it Let us assume the figure P A v is to be changed from 75 640 to 75 000 Briefly push the Xt key to move to the next digit TE VU The 4 begins to flash Change the figure by LIL 1 pushing A or Y to change the digit from 4 to P al v 0 Briefly push the R4 key to move on to the next digit The 6 begins to flash Change the digit by pushing A or VY to move the 6 to a 0 Briefly push the X key to move to the next digit The 5 and 7 do not need to be changed Information If a minus shall be displayed for negative values the leftest digit of the 7 segment display has to be activated it blinks The minus can be activated with the W key 30 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation Saving of parameters All parameters must be acknowledged by the user by pushing the Xt key for one second The changed parameters are then taken over as the current operating parameters and saved in the EEPROM This is confirmed by horizontal bars lighting up
8. caustic toxic carcinogenic radioactive etc 14 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation 6 Commissoning operation Please read the safety instructions and installation instructions in chapter 2 before installation and keep this user manual for future reference 6 1 Mounting Panel cut out 92 0 mm x 45 0 mm Assembly grid 120 mm horizontal 96 mm vertical recommended 1 After removing the fixing elements insert the device 2 Check the seal to make sure it fits securely 3 Click the fixing elements back into place and tighten the clamping screws by hand Information The dimension symbols can be exchanged before installation via a channel on the side WIKA operating instructions digital indicator model DI35 D 15 6 Commissoning operation 6 2 Electrical connection All the necessary signals for operation are connected to the rear terminals The connecting terminals are designed as removable screw type terminals with a grid pitch of 5 08 mm This makes it possible to connect wires of up to 2 5 Mmm 6 2 1 Terminal configuration Lower terminal connector The power supply the input signal the transmitter supply and the analogue output signal have to be connected to the lower terminal connector The mounting screws for the transmitter supply and the analogue output signal are only available if these options have been chosen 1121314 516 7 8 9 joj111
9. the display changes back to the parameterised display arithmetic Ar This operation is confirmed by Ar in the display To recall all channels the key A or V needs to be detached in the meantime 22 WIKA operating instructions digital indicator DI35 D 6 Commissoning peration Overflow Underflow of the arithmetic result During the channel calculation the comma PN18 is included in the calculation as decimal point Each over or underflow of a channel leads in the calculation to a defined display This defined setting ensures that the corresponding set points go into a defined state Formula Channel 1 Channel 2 Result Addition Channel 1 Channel 2 Constant Overflow OK or overflow Overflow Channel 1 Channel 2 Constant Underflow OK or underflow Underflow Channel 1 Channel 2 Constant OK or overflow Overflow Overflow Channel 1 Channel 2 Constant OK or underflow Underflow Underflow Channel 1 Channel 2 Constant Overflow Underflow Overflow Subtraction Channel 1 Channel 2 Constant Overflow OK or underflow Overflow Channel 1 Channel 2 Constant Underflow OK or overflow Underflow Channel 1 Channel 2 Constant OK or overflow Underflow Overflow Channel 1 Channel 2 Constant OK or underflow Overflow Underflow Channel 1 Channel 2 Constant Underflow Overflow _Underflow Overflow Overflow Multiplication Cha
10. 3 Function and operation description ssnnnnnennnnnnnenen nenn 21 6 4 Configuration of the indicator 44444444444Hnnnnnnnnnnnnnnnnen nenn 29 6 5 Description of the measuring input eee eee eeee cere ee ee teen anette 31 6 6 Working principle of single or dual channel measurement 34 6 7 Description of the program numbers 22242244msnnnnnnnnnnnnnnnnnen nn 36 6 8 Program number table 2 2 40ene een use 43 6 9 Default vallesuns zn a een 47 7 Maintenance and cleaning uuuununnnnnnnnnnnnnnnnnnnnnnnannnnnnnnnnnnnnnnn 47 7 1 Maintenance ee ha 47 T2 BL EANNGe reed 47 GB Faulls an else 48 9 Dismounting return and disposal unnnsnssnannnnnnnnnnnnnnannnnnnnnnnnnnnnnn 50 O21 ISIMOUMENG arena ls ehe dealer 50 9 27 PROVO oh ee een see 50 9 3 1DISBeSsal mn nee een 50 10 Appendix Declaration of conformity unsusssennnnnnnnnnnnnnnnnnnnnnnnen 51 Declarations of conformity can be found online at www wika com WIKA operating instructions digital indicator model DI35 D 3 1 General information 1 General information The instrument described in the operating instructions has been designed and manufactured using state of the art technology All components are subject to stringent quality and environmental criteria during production Our management systems are certified to ISO 9001 These operating instructions contain important
11. S 4 or by switching the device off and on With the transmission mode the display value is transmitted via the interface in ASCII format Minus signs and decimal points are also transmitted so that the output can be displayed directly on a terminal or processed by a SPS Zeros at the front are suppressed during transmission With an over or underflow the display transmits horizontal bars hyphens gales Examples 0 00 9 99 J 999 99 J 5 123 45 A Lbr d With the aid of this simple protocol structure the display data can be transferred very easily to a PC etc and further processed there In the simplest case a terminal program from the operating system is sufficient to store the received data in a file Configuration of the device via interface For configuration the set up tool PM Tool can be used As the communication is a straight point to point connection The baud rate is set to 9600 baud with 8 databits without parity and one stopbit Configuration is performed by transmitting ASCII symbols 28 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation 6 4 Configuration of the indicator Functional diagram of programming via key pad Call for program mode Device jumps to the first approved program number Change to the next program number BAH Y o a 9 aii Change rad the deposited parameters in the program Go to the next digit Save the c
12. indicator DI35 D 6 Commissoning operation PN20 PN21 PN22 und PN23 Analogue output The parameters of the analogue output refer to the scaling of the display and are cyclically updated with the measuring time With PN22 0 the analogue output can be de activated whereas it remains on its initial value after a re start of the device The analogue output can be related to all possible values that are recorded in the device For further information please see chapter 6 3 5 Analogue output or chapter 6 7 program number table Via PN23 the requested output signal can be chosen 1 0 10 V 2 0 20 mA 3 4 20 mA Additionally the DIP switch on the back of the device which is located above terminals 8 and 9 of the lower terminal connector needs to be set to the right position depending on the choice of the output signal For mA Signals 0 20 mA 4 20 mA the switch needs to be in the left position for the V Signal 0 10V in the right position As default value the output signal is preset with 4 20 mA and the corresponding switch position bola mA The inital and final value is always displayed without comma The demonstration of the measuring value in the display is taken as base so with a demonstration of e g 6 400 the final value can be parameterized by 6400 on this display value PN34 Interface behavior The current display value can be sent by the optional interface In standard mode PN34 0 t
13. level Channel 1 0 Measuring input 0 Sensor calibration 0 2 Factory calibration 1 0 10 V 2 0 20 mA 3 4 20 mA Sensor calibration 4 0 10 V 5 0 20 mA 6 4 20 mA Final value Fullscale 9999 99999 10000 Initial value Offset 9999 99999 0 Comma setting 00000 0 0000 none Offset shift 9999 99999 0 hannel 2 Measuring input 0 Sensor calibration 0 2 NO PO PO PO aoa gt om Factory calibration 1 0 10 V 2 0 20 mA 3 4 20 mA Sensor calibration 4 0 10 V 5 0 20 mA 6 4 20 mA Final value Fullscale 9999 99999 10000 Initial value Offset 9999 99999 0 Comma setting 00000 0 0000 none Offset shift 9999 99999 0 General settings 10 Default display channel 1 Channel 1 3 2 Channel 2 3 Arithmetic function 11 Channel switch over via 0 none A V key 0 2 digital input multi function 1 static change of display to key or automatically channel 1 2 Static change of display to channel 2 3 Static change of display to arithmetic function 4 keyed change of display 00 NI NO PO PO PO N WIKA operating instructions digital indicator model DI35 D 43 6 Commissoning operation PN Function Range of values De User fault level 5 5 s change over cycle 6 10 s change over cyc
14. use the original packaging or a suitable transport package Enclose the completed return form with the instrument The return form is available on the internet www wika de Service Return 9 3 Disposal Incorrect disposal can put the environment at risk Dispose of instrument components and packaging materials in an environmentally compatible way and in accordance with the country specific waste disposal regulations 50 WIKA operating instructions digital indicator DI35 D 10 Appendix Declaration of conformit 10 Appendix Declaration of conformity EG Konformit tserkl rung Dokument Nr 11534109 02 Wir erkl ren in alleiniger Verantwortung dass die mit CE gekennzeichneten Produkte Typ DI35 Beschreibung Digital Anzeige gem g ltigem Datenblatt AC 80 03 die grundlegenden Schutzanforderungen der folgenden Richtlinie n erf llen 2006 95 EG NSR 2004 1 08 EG EMV Die Ger te wurden entsprechend den folgenden Normen gepr ft EN 61010 1 2001 EN 61326 1 2006 Untarzeichnet f r und im Namen von Signed for and on behalf of WIKA Alexander Wiegand SE amp Co KG Klingenberg 2012 10 05 Gesch ftsbereich Company division MP CT L bho Alfred H fner WIKAI EC Declaration of Conformity Document No 11534109 02 We declare under our sole responsibility that the CE marked products Model DI35 Description Digital Indicator according to the valid data sheet AC 80
15. 03 are in conformity with the essential protection requirements of the directive s 2006 95 EC LVD 2004 108 EC EMC The devices have been tested according to the following standards EN 61010 1 2001 EN 61326 1 2006 Qualt tsmanagemeni ualiiy management MP CT Harald Hartl Unterschr t autorisiert durch das Untemenmen Signature suthorzed by the company VAKA Alexander Wegane SUR Co KG Ted 49 5972 132 0 Aka egand Sirolle 30 Porc 40 aa 152 406 6391 rgerkurg EM mofa cw Gener wa whee Kemmandsgaselschalt Sez Kingerberg Ammszerch Auztullanbung HRA 1819 Komgiament ne VKA Weraalungs SEB Co KG Areiagenent Aschflenburg HRS 90508 ou Kingenterg Amtagenich Aucwffunirag aes Komplementann Wa Inemational SE Sitz Wingenkerg Vorstand Soweincdar Wng nd Vers zarnar gar Armeen Dr wur Bis WIKA operating instructions digital indicator model DI35 D 51 WIKA global WIKA subsidiaries worldwide can be found online at www wika com WIKA WIKA Alexander Wiegand SE amp Co KG Alexander Wiegand Stra e 30 63911 Klingenberg Germany Tel 49 9372 132 0 Fax 49 9372 132 406 E Mail info wika de www wika de 52 WIKA operating instructions digital indicator DI35 D
16. 2 output supply B l AC 230 V 6 2 3 Connection of devices with desktop case Layout back of desktop case For devices in desktop cases option available for additional price there are M12 connectors on the back of the case to connect input and output signals These internally are connected to the corresponding terminals Mating connectors and a power supply connection cable are included in the scope of the delivery Power supply PlugA Plug c with power switch Plug B Plug D ho 170 0 mm ee ZZ amp 0mm WIKA operating instructions digital indicator model DI35 D 19 6 Commissoning operation Label Function Type connector connector manufacturer Plug A Input Channel 1 M12 4 pin Binder Plug B Input Channel 2 M12 4 pin Binder Plug C Output switching contacts M12 6 pin Amphenol Plug D Transmitter supply analog M12 8 pin Amphenol output signal serial interface Plug C is not available with devices without switching contacts Plug D is not available with devices without analog output signal and without serial interface Configuration connectors desktop case Plug A Input 1 Plug C Relais 1 2 3 4 11 2 3 41516 Hel 2 S1 S2 TRR Alarm outputs Plug D Sensor Supply Plug B Input 2 Analog output Interface 1121314 11 2131415 6 718 elle egez IF 10V 4 20mA Digital input Analogue output RS232 20 WIKA
17. 213 14 JI i Plt plete 0 4 20mA 0 4 20mA l 5 2 a S 010V 0 10V gs 5 gt 5 52 2 c2 23 U Qa c5 5 2 05 s O Fa O A D At devices with analogue output signal there is a switch located above the lower terminal connection Via this switch it needs to be set if the output signal is a milliampere mA signal left switch position default value or a volt V signal right switch position Lota mA The requested output signal needs to be chosen via programming see chapter 6 7 Description of the program numbers PN20 PN21 PN22 and PN23 Analogue output p 39 Upper terminal connector The switching contacts relays and the serial interface have to be connected to the upper terminal connector The mounting screws for the switching contacts and the interface are only available if these options have been choosen 16 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation Alarm output Interface 21 22 23 24 25 26 27 28 29 30 31 32 41 42 43 D a oH 2g 3 amp RS232 Re 4 S RS485 Relay 1 S1 Relay 2 S2 Relay 3 S3 Relay 4 S4 Normally closed 21 24 27 30 Normally open 22 25 28 31 Com 23 26 29 32 Serial interface RS232 The lines for the RS232 interface must be connected 1 1 TxD to TxD and RxD to RxD SPS RS485 pc GND _ x or GND 41 TxD
18. 42 DI35 RxD 43 The RS485 interface is connected via a shielded data line with a twisted pair At each end of the bus a termination of the bus lines must be connected This is necessary to guarantee reliable data transmission on the bus For this a resistance of 120 Q is inserted between the lines Data B and Data A DATA PC SPS paras J eal Q u eoo DI35 43 WIKA operating instructions digital indicator model DI35 D 17 6 Commissoning operation CAUTION The potential reference can lead to a compensating current interface lt gt measuring input with a non galvanic insulated interface and can thus affect the measuring signals 6 2 2 Connection examples This section gives a few examples of practical connections The different examples can be combined a Dual channel measurement with two current signals 2 wire transmitters Analogue Transmitter Digital input AC 230 V b Dual channel measurement with voltage signals 3 wire transmitter gt Analogue Transmitter Digital inp 1l213lalslel7 89 10 11 12 13114 ae ca ce eS 18 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation c Single channel measurement with current signal in combination with digital input and transmitter supply two wire transmitter gt Power supply Digital inp Analogue Transmitter Input 1 Input
19. D function The HOLD function and the display flashing to threshold values PN12 use both the flashing of the display value Both differ in the flashing frequency which is clearly higher for the display flashing on treshold values For a better differentiation and to avoid a mix up one should surrender of one of both function as a rule PN59 to PN95 Setpoints Relays You can influence the behavior of the setpoints with various program numbers The figures refer to the scaled measurement and are updated with the set measuring time A description of the various parameters is given in chapter 6 3 4 Description of the alarm outputs WIKA operating instructions digital indicator model DI35 D 41 6 Commissoning operation PN100 to PN130 and PN140 to PN170 Linearization Through the linearization the user has the possibility to linearize a non linear sensor signal A detailed description can be found in chapter 6 5 Description of the measuring input part Linearization PN100 PN140 2 0 PN200 Serial number Under PN200 you can call up the 5 digit serial number that allows allocation to the production process and the manufacturing procedure 42 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation 6 8 Program number table The program table lists all the program numbers PN with their function range of values default values and user level PN Function Range of values De User fault
20. The measured minimum and maximum values are saved in a volatile memory in the unit and get lost when the unit is switched off You can call up the contents of the memory by pushing less than 1 second the A or Y key The relevant value is indicated for approx 7 seconds By briefly pressing the same key again you will return immediately to the display mode 4 displaying of MAX value V displaying of MIN value You can erase the value shown in the display by simultaneously operating the 4 and VW keys The erasure is acknowledged by horizontal bars Information The content of the memory will be lost with switching off of the device Display switch over between two input channels For the DI35 D device it is possible to switch temporarily between the different channels via keypad Push the W or A key for longer than 1 second this leads to a switch over to the next channel The channels can be run through forwards with key A or backwards with key F Display Channel 1 Ch1 Channel 2 Ch2 Arithmetic Ar Channel 1 Ch1 and so on Example Under program number PN15 2 3 the calculation Ar is parameterised as a permanent display The input value for channel 1 shall be displayed Push the 4 key for at least one second The DI35 D device acknowledges the change to channel 1 by shortly displaying Chi thereupon you can stop pushing the key The input value of channel 1 is shown for approx 7 seconds in the display then
21. annel 2 3 Arithmetic function WIKA operating instructions digital indicator model DI35 D 25 6 Commissoning operation Optical response flashing display If one or some thresholds are broken the flashing of the alarm LED can amplify the optical response by assignment of the threshold PN59 to the 7 segment display Example The threshold for flashing of the display is set at setpoint 2 If setpoint 1 is exceeded and set point 2 is not the set point LED 1 lights up permanently If setpoint 2 exceeds the threshold the 7 segment display will start to flash setpoint 1 will light up permanently and set point LED 2 will flash The flashing enhances the optical response and the operator sees immediately that an important threshold has been exceeded with this unit 6 3 5 Analog output The optional analogue output is used for the transduction of a measuring value supported by a standard signal of 0 10 V or 0 4 20 mA The analogue output is parameterised via the two program numbers PN20 final value fullscale and PN21 initial value Offset At the initial value the value is set at which the analogue output transmits the minimal value 0 V or 0 4 mA and with Full scale the value at which the output transmits its maximum 10 V or 20 mA By this means it is possible to re scale the input signal of a transducer or even to convert it into another standard signal The analogue output can be set on channel 1 channel 2 or the arith
22. arameters for 100 130 e o o measuring input Authorization code 51 e Userlevel 52 e Userlevel contains program number x The user level 1 3 and 5 are reserved With rising userlevel the number of for the user unlocked parameters decreases according to the above shown table The parameterized user level PN52 is active as long as the authorization code PN51 and programming lock PN50 are different On delivery both parameters are set to 0000 so that the programming lock is deactivated To activate the set user level you must enter a four digit number under PN51 as a locking code and confirm it by pressing the x key for approx 1 second On changing to programming mode the unit jumps to the first authorized program number If user level PN52 3 then for example the parameters of the set points can be changed but changing the parameter of the measuring input PNO is not possible at this user level In order to obtain access to all program numbers later equivalent to user level 0 you have to enter under PN50 the same code you used before under PN51 You must then acknowledge this by pressing the 2 key for approx 1 second After this you have access to all program numbers 40 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation Information If the authorization code becomes lost the unit can be set to the default value 0000 at the manufacturer s w
23. ating instructions digital indicator model DI35 D 13 5 Transport packaging and storage 5 1 Transport Check instrument for any damage that may have been caused by transport Obvious damage must be reported immediately 5 2 Packaging Do not remove packaging until just before mounting Keep the packaging as it will provide optimum protection during transport e g change in installation site sending for repair 5 3 Storage Permissible conditions at the place of storage Storage temperature 20 80 C Humidity 0 75 relative humidity no condensation Avoid exposure to the following factors Direct sunlight or proximity to hot objects Mechanical vibration mechanical shock putting it down hard Soot vapour dust and corrosive gases Potentially explosive environments flammable atmospheres Store the instrument in its original packaging in a location that fulfils the conditions listed above If the original packaging is not available pack and store the instrument as described below 1 Wrap the instrument in an antistatic plastic film 2 Place the instrument along with shock absorbent material in the packaging 3 If stored for a prolonged period of time more than 30 days place a bag containing a desiccant inside the packaging WARNING Before storing the instrument following operation remove any residual media This is of particular importance if the medium is hazardous to health e g
24. each channel an arbitrarily measuring range can be set The offset displacement can be adjusted for each channel with PN4 and PN9 Thus an irregularity of the accuracy or drifts of sensors can be balanced Dual channel measurement with calculation The measurement happens in an alternating process during this process it will be switched between the set measuring time and the two input channels The time of the particular indivdual measurement depends on the parametrised measuring time Afterwards the two ascertained values will be allocated in accordance to the in PN15 selected function and the result will be displayed The arithmetic functions of the device are based on a floating point arithmetic and include the parametrised comma in the calculation Single channel measurement A single channel measurement is done if one of the measuring channels is selected as display value via the PN15 In this case only the selected channel will be measured and displayed That way the measuring time PN14 can be set on a smaller value 100 ms If 200 ms was adjusted by a two channel measurement then this value will not be changed If the DI35 D is parametrised on a single channel measurement then the access to the program numbers of the deactivated channels is not possible The channel on which no measurement is done and the arithmetic result receive the measuring display value 0 Zero Thereby setpoints or the analog output which are parametr
25. el for the display of the measuring values and their subsequent processing analog output The number of the desired setpoints is determined under PN100 PN140 Be aware of choosing the right one as it can lead to a malfunction of the device in case of no adjustment Approach to sensor calibration for eg Channel 1 To program e g 5 additional calibration points 5 must be entered under PN100 Subsequently for each of the calibration points the voltage current must be applied to the unit and the respective display value programmed under the following program numbers PN101 PN105 The sensor signal must be consistently parameterized A gap of at least 1 digit to the previous display value must be adhered to otherwise the input will be refused and no confirmation of the saving will be given Example Linearization of a pressure transducer for 0 100 mbar with an output of 0 20 mA The display value before correction can be either calculated from the known characteristic line of the transducer or be determined empirically 32 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation The non linear range is between 0 75 mbar For calibration point 101 this means A pressure of 15 mbar the transducer delivers 3 3 mbar instead of the optimum value of 3 0 mbar As 20 mA in the display corresponds to 100 0 mbar 3 3 mA in the display corresponds to 16 5 mA before the correction To correct this er
26. erflow see chapter 6 3 3 The unit permanently shows The input has a very low underflow ____ _ measurement check the 5 bars at the bottom of the 7 measuring circuit segment display With a selected input with a low voltage signal it is only connected on one side or the input is open Not all of the activated setpoints are parameterized Check ifthe relevant parameter PN1 PN5 PN2 PN6 PN100 PN140 PN130 PN170 are adjusted correctly The arithmetic result produces an underflow see chapter 6 3 3 The word HELP lights up in the 7 The unit has found an error in the segment display configuration memory Perform a reset on the default values and reconfigure the unit according to your application The display values change in very During division the measuring rough jumps value of the divisor is very small check the measuring circuit Program numbers for parameterising The programming lock is set at a of the input are not accessible user level that does not allow access Under PN1 PN5 a different sensor type was parameterised so that the 48 WIKA operating instructions digital indicator DI35 D desired program number cannot be parameterised Err1 lights up in the 7 segment Please contact the manufacturer if display errors of this kind occur The addressed digital input does not Measure the current of the digital react input with a multimeter It should be between 1 mA and 3 mA Progra
27. erous body currents Galvanic insulated potentials within one complex need to be placed on a appropriate point normally earth or machines ground So a lower disturbance sensibility against impacted energy can be reached and dangerous potentials that can occur on long lines or due to faulty wiring can be avoided The fuse rating of the supply voltage should not exceed a value of 6A N B fuse WIKA operating instructions digital indicator DI35 D The manufacturer shall not be liable for claims of any type based on operation contrary to the intended use 2 2 Personnel qualification WARNING Risk of injury should qualification be insufficient Improper handling can result in considerable injury and damage to equipment The activities described in these operating instructions may only be carried out by skilled personnel who have the qualifications described below Keep unqualified personnel away from hazardous areas Skilled electrical personnel Skilled electrical personnel are understood to be personnel who based on their technical training knowledge of measurement and control technology and on their experience and knowledge of country specific regulations current standards and directives are capable of carrying out work on electrical systems and independently recognising and avoiding potential hazards The skilled electrical personnel have been specifically trained for the work environment they are working in and know the
28. g Before putting it back into operation wait for the instrument temperature and the room temperature to equalise Notes on installation There must be no magnetic or electric fields in the vicinity of the device e g due to transformers mobile phones or electrostatic discharge Do not install inductive consumers relays solenoid valves etc near the device and suppress any interference with the aid of RC spark extinguishing combinations or free wheeling diodes Keep input output and supply lines separate from one another and do not lay them parallel with each other Position go and return lines next to one another Where possible use twisted pair So you receive best measuring results Screen off and twist sensor lines Do not lay current carrying lines in the vicinity Connect the screening on one side on a suitable potential equaliser normally signal ground Do not install several devices immediately above one another or in an extremely thermal isolated housing Due to the internal heat dissipation of the devices the recommended ambient temperature can be excessed The device is not suitable for installation in areas where there is a risk of explosion Any electrical connection deviating from the connection diagram can endanger human life and or can destroy the equipment The terminal area of the devices is part of the service Here electrostatic discharge needs to be avoided Attention High voltages can cause dang
29. he display stays passive and expects data from the bus This operation is used for the configuration of the display For slower actions the instantaneous measuring value can be actively asked for by command In sending mode PN34 1 the displays sends actively in cycle of the measuring time the current measuring value For further information please see chapter 6 3 7 Serial Interface RS232 RS485 WIKA operating instructions digital indicator model DI35 D 39 6 Commissoning operation PN50 to PN52 Security setting user level With the parameters in the security settings access to the program numbers is regulated through the setting of various user levels The user levels divide the access into various levels The user is only given access to the settings authorized by the system operator such as the setting of thresholds The lower the figure for the user level given under PN52 the lower the level of security of the unit parameters against user intervention Userlevel PN 52 0 1 2 3 4 5 6 7 8 Access to PN Display brightness 19 e e e o Programming lock 50 oe o oo ojojoj ojo Serial number 200 e e e e o Setpoint threshold values 61 71 81 91 oe oo oojo o o Setpoint parameters 59 95 oe o o o ojoj o Interface parameters option 32 34 elelele e Analog output parameter option 20 22 elelele e Measuring input parameters 0 18 e o o Linearization p
30. in the display All the newly entered data are confirmed by the unit If no confirmation is received the relevant parameters have not been saved e g confirmation of parameters Fay Changing from programming to operating mode If no key is pushed in the programming mode for about 7 seconds the unit will return automatically to operating mode Before SAVE will be displayed until the next measuring value is displayed 6 5 Description of the measuring input Two measuring inputs with arithmetic function The DI35 D is provided with two standard inputs which can be allocated via different types of arithmetic functions The inputs need to be configured so the device works according to the signal that was generated by the sensor The adjustment of the parameter that form the basis is done under PNO and PN5 CAUTION For the unit to function correctly it is absolutely essential that the right sensor is parameterized under PNO and PNB5 If a wrong sensor is parameterized there the operating behavior may be impaired Setting Calibration of the measuring input All the units are calibrated in the factory whereby offset and full scale have been saved for the various measuring ranges Via terminal connections and the choice of the measuring input under PNO and PN5 different types of input signals can be worked up Factory calibration current voltage under PNO PN5 1 3 For these parameters new scaled display value
31. information on handling the instrument Working safely requires that all safety instructions and work instructions are observed Observe the relevant local accident prevention regulations and general safety regulations for the instrument s range of use The operating instructions are part of the instrument and must be kept in the immediate vicinity of the instrument and readily accessible to skilled personnel at any time Skilled personnel must have carefully read and understood the operating instructions prior to beginning any work The manufacturer s liability is void in the case of any damage caused by using the product contrary to its intended use non compliance with these operating instructions assignment of insufficiently qualified skilled personnel or unauthorised modifications to the instrument The general terms and conditions contained in the sales documentation shall apply Subject to technical modifications Further information Internet address www wika de www wika com Relevant data sheet AC 80 03 Application consultant Tel 49 9372 132 0 Fax 49 9372 132 406 E Mail info wika de 4 WIKA operating instructions digital indicator DI35 D Explanation of symbols 2 Safety WARNING indicates a potentially dangerous situation that can result in serious injury or death if not avoided Information points out useful tips recommendations and information for efficie
32. ion IP40 Dimensions 170 x 82 x 250 mm w x h xd Weight Ca 1600 g only available for DI35 D Permissible ambient conditions Operating temperature 0 60 C Storage temperature 20 80 C Humidity 0 75 relative humidity non condensing 10 WIKA operating instructions digital indicator DI35 D 3 Specifications CE conformity EMC directive Low voltage directive 2004 108 EC EN 61326 emission group 1 class B and interference immunity industrial application 2006 95 EG EN 61010 1 Items in curved brackets are optional extras for additional price Accuracy of input signals Input Measuring span Measuring error in of Inner signals the span resistance Current signals 0 20 MA 0 02 1 Digit 500 4 20 mA 0 02 1 Digit 500 Voltage signal 0 10 V 0 02 1 Digit 150 KQ The measuring errors are valid for ambient temperatures of 20 40 C and a measuring time of 1 second Adjustable measuring times Input signal Measuring time in seconds Single channel Dual channel measurement measurement Current signals 0 02 10 00 0 04 10 00 Voltage signal 0 02 10 00 0 04 10 00 For further specifications see WIKA data sheet AC 80 03 and the order documentation WIKA operating instructions digital indicator model DI35 D 3 Specifications Operating elements WIKA DI35 I Ee ep oro HE DD leo v a
33. ised on these channels are shifted to a defined state 34 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation Arithmetic functions With the DI35 D the measured values can be allocated with each other by different mathematical functions For the following examples the values of the channels and the constants are defined as follows Channel 1 100 0 Channel 2 40 00 Constant 20 Display XXXX X Addition Channel 1 Channel 2 Constant With this function the two scale signals are added and subsequently multiplied by a constant Example 100 0 40 00 20 2800 0 This function can be used to display inflow outflow volumes weighing technology etc Subtraction Channel 1 Channel 2 Constant With this function the difference from channel 2 to channel 1 is multiplied by a constant Example 100 0 40 00 20 800 0 This function can be used to display differences etc Multiplication Channel 1 Channel 2 Constant With this function the two scaled signals are multiplied with each other and then multiplied by a constant Example 100 0 40 00 20 80000 0 This function can be used to display power energy etc Ratio Channel 1 Channel 2 Constant With this function the ratio is formed between the scaled signals of channel 1 and channel 2 and then multiplied by a constant Example 100 0 40 00 20 50 0 This function can be used to display mixing ratios e
34. ithout any data loss PN53 PN54 Digital input and or multi function key The digital input and the multi function key can freely be related to additional functions Change of display Hold Taring Only by combination of activation and one additional function with activation of the related activator the extended functionality can be used PN55 Taring During taring the instantaneous value of the selected channels is set on zero and the difference to the actual value is stored in program number PN4 respectively PN9 The taring function can be actuated via the digital input or the multi function key and needs to stay activated for at least 3 seconds The device reports the taring process by showing oooo00 in the display The offset displacement is only related to the resolution of the display value The taring can be undone by programming program number PN4 or PN9 to the value zero PN56 HOLD Function At HOLD function the current display value is recorded An update of the device with a new measuring value is not happening any more To display this state the display flashes with the kept display value The HOLD function can be activated keyed or static During keyed mode the HOLD function is kept until the next activation this is done by shortly and uniquely activating the actuator which can be the digital input or the multi function key During static HOLD the actuator needs to stay active for the whole length of time of the HOL
35. l resistance 1 analogue output galvanic insulated 4 20 mA 12 bit load lt 500 Q 0 20 mA 12 bit load lt 500 Q 0 10 V 12 bit load 2 10 kQ switchable via programming or DIP Switch on back 0 1 in the range 20 C lt Tu lt 40 C beyond this value temperature error 50 ppm K 100 Q WIKA operating instructions digital indicator model DI35 D 9 3 Specifications Switching outputs number and type 2 or 4 change over contacts relays fully programmable Load AC 230 V 5 A ohmic load or DC 30 V 2 A ohmic load Switching cycles 0 5 10 at max contact rating 5 10 mechanically Separation as per DIN EN 50178 Characteristic data as per DIN EN 60255 Serial Interface RS 232 selectable with or without galvanic isolation or RS 485 only for point to point connection selectable with or without galvanic isolation Protocol manufacturer specific ASCII communication 9600 Baud no parity 8 data bits 1 stop bit Lead length RS 232 max 3m RS 485 max 1000 m Case Material Glass fibre reinforced polycarbonate black Ingress protection Front IP 65 Back IP 00 per IEC 60529 EN 60529 Dimensions 96 x 48 x 139 mm w x h x d including plug in terminals Weight Approx 450 g Mounting snap in screw element for wall thickness up to 50 mm Material Front back and side panel aluminium powder coated black top and baseplate synthetic resin bonded paper Pertinax Ingress protect
36. larities by changing the value under PN4 from 0 to 3 This parameter can be changed directly by taring if it was actuated by the multi function key or the digital input PN10 Default display channel The DI35 D can be parameterized and displayed on any display channel independent of the calculation If the arithmetic function PN15 0 is deactivated the channel value is set on zero PN11 Configurable channel switch over This program number enables the user to see all measuring values of the channel and the arithmetic function during standard operation Therefor all different types of operation like e g a static keyed or automatic display change are supported by the device Before each change of the channel the device shows the name of the channel in the display For channel 1 it displays Ch1 and for channel 2 it displays Ch2 For the arithmetic function it displays Ar if it was activated by PN15 gt 0 The static and keyed channel switch over can be triggered via the digital input or the fourth key The selection is done via program numbers PN53 and PN54 At the static channel switch over it is changed as long on the via PN11 selected channel PN11 1 3 as the related digital input or the multi function key is deactivated again At the keyed channel switch over it is changed in the order Ch1 Ch2 and optional Ar at each actuation of the defined activator During the time controlled a
37. le 7 20 s change over cycle 13 Display time 0 1 10 0 1 0 2 14 Measuring time 0 04 10 00 s two channels 0 20 2 0 02 10 00 s one channel 15 Arithmetic function only with 1 ch1 const 3 2 2 2 ch2 const input channels 3 chi ch2 const K1 Channel 1 4 ch1 ch2 const K2 Channel 2 5 ch1 ch2 const Const Constant 6 ch1 ch2 const PN16 PN17 7 ch1 100 ch2 16 Constant 9999 99999 1 2 17 Decimal places of the 0 4 0 2 constant 18 Decimal places of the 00000 0 0000 0 2 calculation 19 Display brightness 0 9 O bright 9 dark 3 8 Analogue output 20 Final value for analog output 9999 99999 10000 2 21 Offset value for analog output 9999 99999 0 2 22 Reference value for analog 0 none 3 2 output 1 Ch1 2 Ch2 3 arithmetic function 23 Analog output signal 0 0 10 V 2 4 1 0 20 mA 2 4 20 mA Interface 34 Interface behaviour 0 standard operation 0 4 1 transmission operation Security settings 50 Programming lock 0000 9999 0000 8 51 Authorization code 0000 9999 0000 0 52 Userlevel 0 8 8 0 Function of the special inputs 53 Function of the digital input 0 no function 0 2 1 change of display 2 Hold function 3 Tara 54 Function of the multi function 0 no function 0 2 key 1 change of display 2 Hold function 3 Tara 44 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation
38. le mains hum 50 Hz To use this function a measuring time from more than 0 5 seconds should be selected PN15 Arithmetic Function Under this function the calculation type of the channels is set The different functions can be seen in the program number table Chapter 6 8 The arithmetic function is completely calculated in floating point arithmetic Thereto the scaled measuring values of both input channels are calculated and processed in floating point arithmetic too According to this the resolution of the single channels can be clearly higher than the display value For the calculation a bit mantissa and a 8 bit exponent are used For this reason the adjusted comma PN3 PN8 PN17 PN18 need to be included at the calculation CAUTION The outputs work only with the display value and reach especially at the optional analog output only its resolution PN18 Zero point suppression The zero point suppression offers the possibility of masking an area around zero for displaying a value of zero In the program number the amount is parameterized which is then effective in both the positive and the negative directions This may be necessary if for example a number of revolutions is being measured by an analogue sensor and has a drift around zero If the signal changes slightly when the motor comes to a standstill a soeed of zero is still indicated In addition slightly negative roms are suppressed 38 WIKA operating instructions digital
39. m numbers for the analog The analog output is an option of output PN20 PN22 are not this device type If it is not accessible assembled then the program numbers are not shown The device does not react as If you are not sure if the device has expected been parameterized before then follow the steps as written in the next chapter and set it back to its delivery status CAUTION If faults cannot be eliminated by means of the measures listed above the instrument must be shut down immediately and it must be ensured that pressure and or signal are no longer present and it must be prevented from being inadvertently put back into service In this case contact the manufacturer If a return is needed please follow the instructions given in chapter 9 2 Return WIKA operating instructions digital indicator model DI35 D 49 9 Dismounting return and disposal WARNING Residual media in dismounted instruments can result in a risk to persons the environment and equipment Take sufficient precautionary measures 9 1 Dismounting To dismount the instrument do the following steps 1 Open the clamping screws and remove the fixing elements 2 Remove the instrument and seal from panel cutout 9 2 Return WARNING Strictly observe when shipping the instrument All instruments delivered to WIKA must be free from any kind of hazardous substances acids bases solutions etc When returning the instrument
40. metic value via the actuate value PN22 The analogue output is updated within the cycle of the measuring time At a high measuring rate smaller cycle fluctuations of some milli seconds are possible 6 3 6 Digital input Multi function key In combination with the digital input via terminal and or the multi function key at the front functions like e g HOLD TARA or a channel switch over can be actuated respectively set back The digital input is available in combination with the option sensor supply or via an external DC 24 V signal The multi function key at the front of the device can be activated by keypress HOLD function The HOLD function is a static or keyed signal and is activated via the digital input or the multi function key It always takes effect on the reference value that is allocated in the display 26 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation With activated HOLD the lastly given measuring value remains and is by deactivation permanently overwritten by the measuring value recording With this function a test state can be recorded beyond a specific period so that this device can be used for control in run production too Information HOLD value gets lost with re start TARA function The TARA Function can be activated by multi function key or digital input and needs to last for at least 3 seconds Thereby the instantaneous value of the channels is set on zero and the diffe
41. nd zero point PN2 PN7 are parametrised For each setpoint there is a SCALE value and an INPUT value The SCALE value indicates the desired display value By use of the INPUT value the related measuring signal is set At factory calibration the desired current or voltage value is preset If sensor calibration is desired a measurement is actuacted by shortly pushing the X key Before the stored current or voltage value is displayed All inputs need to be confirmed by pushing the X key for approx 1 second the device confirms this by showing 5 horizontal bars PN3 PN8 Position after decimal point By changing this parameter the position of the comma in the display is changed PN4 PNQ Offset shift Zero point shift With this parameter it is possible to do a parallel shift of the parameterized characteristic line This can be necessary if e g a pressure sensor seasons by and by and thus causes a zero point shift With corresponding parameterization the sensor can be adjusted on the zero point again During offset shift the original characteristic line can be programmed by the user with help of PN1 PN2 or PN101 130 or it can be the characteristic line of a temperature sensor The value parameterized under PN4 is added to the original display value 36 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation Example If e g a temperature sensor shows 0 C instead of 3 C you can compensate these irregu
42. nnel 1 Channel 2 Constant Overflow OK or overflow Overflow Channel 1 Channel 2 Constant Underflow OK or underflow Underflow Channel 1 Channel 2 Constant OK or overflow Overflow Overflow Channel 1 Channel 2 Constant OK or overflow Underflow Underflow Channel 1 Channel 2 Constant Overflow Underflow Overflow Ratio Channel 1 Channel 2 Constant Overflow Optional Overflow Channel 1 Channel 2 Constant Underflow Optional Underflow Channel 1 Channel 2 Constant OK Overflow Underflow Channel 1 Channel 2 Constant OK Underflow Underflow Percent Channel 1 100 Channel 2 Overflow Optional Overflow Channel 1 100 Channel 2 Underflow Optional Underflow Channel 1 100 Channel 2 OK Overflow Underflow Channel 1 100 Channel 2 OK Underflow Underflow WIKA operating instructions digital indicator model DI35 D 23 6 Commissoning operation 6 3 4 Description of the alarm outputs With the aid of the LED next to the 7 segment display you can view the switching state of the relays An active relay is indicated by the relevant LED lighting up Working principle The alarm outputs have the following properties with regard to their switching properties Parameter Description Alarm Relay x Channel 1 Channel 2 arithmetic calculation Threshold Threshold Switch over threshold Hysteresis Width of window between switching threshold Working principle Operating current
43. nt and trouble free operation DANGER dentifies hazards caused by electric power Should the safety instructions not be observed there is a risk of serious or fatal injury WARNING Before installation commissioning and operation ensure that the appropriate instrument has been selected in terms of measuring range design and specific measuring conditions Non observance can result in serious injury and or damage to equipment Further important safety instructions can be found in the individual chapters of these operating instructions 2 1 Intended use The digital indicator DI35 D is used for measurement and indication of standard signals 0 4 20 mA and 0 10 V via two inputs There are four basic arithmetic operators and an additional constant multiplier available for calculations on the input signals One of the two input signals or a value calculated as a function of the two input signals can be displayed One Signal can be put out via an analogue output for further processing WIKA operating instructions digital indicator model DI35 D 5 The instrument has been designed and built solely for the intended use described here and may only be used accordingly Please read the following safety advice and the assembly before installation and keep it for future reference If the instrument is transported from a cold into a warm environment the formation of condensation may result in the instrument malfunctionin
44. omplete range of parameters ROJ 1 second o ti d After 7 seconds without any selection the Be device changes in the operating mode automonous Description of the program numbers In the display the program numbers PN are shown right justified as a 3 digit number with a P in front of them Programming procedure The entire programming of the DI35 is done by the steps described below Change to programming mode Push the Xt key to change into programming mode The unit goes to the lowest available program number If the programming lock is activated the key must be pushed for at least 1 second 1 1 Example TR LI Displaying of program number 0 after pushing hat B4 key Pay WIKA operating instructions digital indicator model DI35 D 29 6 Commissoning operation Change between program numbers To change between individual program numbers hold the Xt key down and push the A key for changing to a higher program number or the W key for changing to a lower number By keeping the keys pushed e g B4 amp A the display will begin after approx 1 second to automatically run through the program numbers Change to the parameter Once the program number appears in the display you can push the F or 4 key to get to the parameters set for this program number SCALE will be displayed for a short moment The currently stored parameters are displayed aC C LII 00 th P a v Changing a parameter
45. operating instructions digital indicator DI35 D 6 Commissoning operation 6 3 Function and operation description 6 3 1 Operation The DI35 D has 4 keys R4 A V O with which you can parameterise and call up various functions during operation Name Description Program key X With the program key you can call up the programming mode or perform various functions in the programming mode DOWN key F With the DOWN decrease key you can call up the MIN memory or alter parameters in the programming mode UP key A With the UP increase key you can call up the MAX memory or alter parameters in the programming mode Multi function key O Multi function key for activating TARA function and HOLD function 6 3 2 Switching on Before switching on check all the electrical connections to make sure they are correct On completion of the installation the device can be switched on by applying the supply voltage During the switching on process a segment test is performed for approx 1 second whereby all LED on the front including setpoint LED are triggered After this the type of software is indicated for approx 1 second and then also for 1 second the software version After the starting procedure the unit changes to operation display mode WIKA operating instructions digital indicator model DI35 D 21 6 Commissoning operation 6 3 3 General functions MIN MAX memory
46. quiescent current Switch on delay resultant switching on of the relay Time between reaching the threshold and the Switch off delay resultant switching off of the relay Time between reaching the threshold and the Oo Operating current alarm output S The alarm is off below the D threshold and on when S ae a en reaching the threshold l OFF l hysteresis measuring value 24 WIKA operating instructions digital indicator DI35 D 6 Commissoning operation Quiescent current 3 The alarm is on below the d amp larm output 7 threshold and switched off z on reaching the threshold ON gt 4 I A I OFF I a L hysteresis e measuring value Switch on delay input The relay is on e g 10 10 seconds after reaching the treshold threshold Briefly exceeding 0 j the threshold does not lead to en ime s the relay being switched on oo time s The switch off delay functions in a similar manner in other words it keeps the alarm output switched on until the parameterised time has elapsed Allocation of the alarms to a certain actuate value As it is not always desired that alarms follow the operating mode the outputs can be assigned to the minimal maximal value or any other value Therefor the adjustable value range is assigned to the according program number PN60 PN70 PN80 and PN90 Modus Actuate value 0 none 1 Channel 1 2 Ch
47. relevant standards and regulations The skilled electrical personnel must comply with current legal accident prevention regulations 2 3 Special hazards DANGER Danger of death caused by electric current Upon contact with live parts there is a direct danger of death Electrical instruments may only be installed and mounted by skilled electrical personnel Operation using a defective power supply unit e g short circuit from the mains voltage to the output voltage can result in life threatening voltages at the instrument WIKA operating instructions digital indicator model DI35 D 7 WARNING Do NOT use this product as safety or emergency stopping device or in any other application where failure of the product could result in personal injury or material damage Failure to comply with these instructions could result in death or serious injury and material damage 2 4 Labelling Safety marks Product label 63911 Klingenberg Germany www wika de WIKA WIKA Alexander Wiegand SE amp Co KG CE Digitalanzeige Digital Indicator DI35 e supply cn eis ao 60Hz max 15VA cy Product no Product code DI35 M 4H5A31B Z mar Alarm outputs Ja da ra ra S2 RS 232 2122232425272 5 a B 3 9928 1121314151617 e 9 ro 11 12 13 14 lo ye wire __ 0 4 20 Ole gt 4 amp J ER F z E TC 2 8 18 3 gt 5 AP JZ8 jE gt IE jag e 3 sz 8 SRS 2 12 28 fo jle 2
48. rence to the actual value in PN4 PN9 Offset displacement is stored This function is only done once after actuation of the desired trigger and has to be taken back before a new alignment The display reports this action by showing five little zeros in the display 0O0000 Configurable channel switch over The two input channels can be addressed via multi function key externally via the digital input or time controlled This enables the user to see different measuring values in display change mode under PN11 6 3 7 Serial interface RS232 RS485 All DI35 D devices can optionally be programmed or configured via an interface Devices of the basic type do not have an interface Operating mode The interface can be operated in various modes that can be parameterized via the PN34 Parameter Description PN34 0 Standard mode in which the unit only replies if called on to do so This mode is used only for configuration Furthermore the current measuring value can be recalled via commando A 1 PN34 1 Transmission mode in which the measurements are transmitted via the serial interface cyclically with the set measuring time WIKA operating instructions digital indicator model DI35 D 27 6 Commissoning operation The transmission mode is interrupted on receipt of gt and the unit changes to standard mode To change back to transmission mode the display must be restarted either by entering the command
49. ror enter 15 0 at PN101 Calibration Pressure Output display before Desired point PN mbar transmitter mA correction IN display OUT 2 0 0 5 2 5 0 101 15 3 3 16 5 15 0 102 30 6 2 31 0 30 0 103 40 9 2 46 0 40 0 104 60 11 4 57 0 60 0 105 75 14 7 135 75 0 1 100 20 0 100 0 100 0 Display 100 90 80 70 60 50 40 gt Display with correction 30 s Display without correction e Calibration point Pressure mbar 10 20 30 40 50 60 70 80 90 100 110 Approach to factory calibration PNO PN5 gt 0 During adjusted factory calibration a linearization can be preset without applying to the sensor signal Here the desired number of channel setpoints WIKA operating instructions digital indicator model DI35 D 33 6 Commissoning operation needs to be entered under PN100 PN140 in order to allocate display values to a defined measuring signal Starting on setpoint PN101 the display value SCALE and subsequent the corresponding measuring signal INPUT need to be programmed Both actions are stored by pushing the X key for approx 1 second 6 6 Working principle of single or dual channel measurement Input channels and Offset The DI35 D device has two input channels where standard signals optionally 0 10 V 0 20 mA or 4 20 mA can be connected Different signals can be collected for input signals e g channel 1 collects voltage and channel 2 collects current For
50. s can be allocated which are used for scaling the measurement on the display For the offset an input WIKA operating instructions digital indicator model DI35 D 31 6 Commissoning operation signal of 0 is assumed and for full scale the specific full scale of the parameterized measuring range For parameterization no sensor signal has to be applied because stored values are used Because of the differing input signals the corresponding input configuration must be parameterized via PNO PN5 For the sensor signal with 4 20 mA for example PNO PN5 3 has to be parameterized Sensor calibration PNO PN5 4 6 During sensor calibration the device is calibrated directly at the measuring section via the sensor signal or a calibrator Therefor the measuring signal of the setpoint needs to be connected to the input of the device Under PN1 final value and PN2 zero point the related display value SCALE and the related sensor signal INPUT needs to be stored The sensor signal is measured by the factory parameter and displayed as current or voltage A measurement needs to be started by shortly pushing the Xt key By this process with 2 setpoints the device is aligned at the measuring section For further adjustments to the characteristic line of the sensors a linearization can be activated Linearization PN100 PN140 The DI 35 D offers the possibility to linearize non linear sensors with up to 30 additional setpoints for each chann
51. tc Percent Channel 1 100 Channel 2 With this function the scaled signal from channel 1 is multiplied by 100 and then divided by the scaled signal from channel 2 Example 100 0 100 40 00 250 0 This function can be used to display a percentage ratio WIKA operating instructions digital indicator model DI35 D 35 6 Commissoning operation 6 7 Description of the program numbers The DI35 D device has a default configuration ex factory where sensor signals are changed into a display value of 0 10000 At reset on default values should be done for devices where their pre configuration is not known see chapter 6 9 Otherwise different adjustments can cause an unwished behaviour of the device These devices are equipped with a digital input by which functions like e g HOLD TARA MIN MAX can be actuated PNO PN5 Measuring input For basic configuration of the device parameterize the suitable measuring input under PNO PNS Possible input types are listed in the program number table chapter 6 8 Program number table To assign characteristic lines into another device use the settings 4 5 or 6 under PNO PN5 Under this parameter setpoints are deposited as standardized values Current voltage and can be assigned by an optional interface into further devices PN1 PN6 and PN2 PN7 Scaling of display PN1 PN6 and PN2 PN7 are used for the scaling of the device with these two parameter final value PN1 PN6 a
52. utomatic channel switch over the display jumps from one channel to the next following one during the preset time cycle Ch1 Ch2 optional Ar If the arithmetic function is deactivated PN15 0 the display only changes between the two display values of channel 1 and channel 2 Even at activated display change MIN MAX values of the currently active display channel can be recalled via A and W keys The channel switch over is delayed by the MIN MAX display time WIKA operating instructions digital indicator model DI35 D 37 6 Commissoning operation PN13 Display time Under display time the time is set that shall pass between the update of the display The longer the time between two display cycles the optically calmer seems the display whereas a display time of 1 second is found very pleasant PN14 Measuring time The device always executes a two channel measurement For a measuring interval adjustable via PN14 it is switched to and from severable times between the input channels and by the individual measurements per channel a simple arithmetic average determination is used The conversion time of the integrated AD converter is aligned dynamically to the measuring time Set measuring time s lt 0 25 lt 0 5 lt 0 8 gt 0 8 Conversion time ms approx 30 approx 60 approx 120 approx 180 The AD converter is equipped with a digital filter function which suppresses very effectively a possib

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