Operators manual Nokeval
Contents
1. Channel B D Channel Connectors max 2 5 mm2 2 wire transmitter connection You can connect 2 wire transmitters direct to input without separate power supply Meter connectors supply unregulated 24 VDC max 50 mA for 2 wire transmitters Active transmitters having their own power supply are connected normally Extra card provides one galvanic isolated output In this case internal 24 VDC power supply for 2 wire transmitter can not be used Connection of 2 wire transmitter using external power supply Indicator 440 441 Channel B 2 wire transmitter Channel A Power supply Connection of 2 wire transmitter without external power supply 2 wire transmitter Channel B pia disie i7ieia Lad 50 ohm ChannelA 4 5 6 7 8 jio Power supply Power supply 24 VDC terminal scews 7 ja 8 Technical specificatios Input channels 2 separate differential input channels 2 3 or 4 wire connection depending on sensor RTD sensor Pt100 Range 200 700 C Resolution 0 1 or 1 C Accuracy 0 05 or 0 1 C by 4 wire conn Accuracy 0 05 or 0 2 C by 3 wire conn Differencies between channels max 1 C Line resistor effect 0 005 W 3 wire Temperature drift negligible Thermocouples K 100 1250 C J J DI2. avg 3 measurements channel A avg 3 measurements channel B avg 5 measurements channel A avg 5 measurements channel B A B A B A B A B A B ration in percents avo A B min value from channel A with reset min value from channel B with reset max value from channel A with reset max value from channel B with reset Reset press both arrow keys simultaneously avg of channel A starting from reset avg of channel B starting from reset Tared display from channel A Tared display from channel B Output from A or B which one is lower value Output from A or B which one is higher value avg from ch A as long as closed external contact Display hold when open contact As function 33 but channel B avg average value Channel AB Function 17 Channels A B gt Alarm K2 Output 4 20 mA Potentiometer input Meter accepts potentiometer input in both channels each having its own scaling Standard ranges are 0 25 1000 W Inside the meter you can change two resistor for 10 times greater range i e 0 250 10000 W If you use the expanded range you can not use RTD s Standard range allows RTD or some other sensor on the other channel You can set all mathe matical functions also to potentiometer input as f ex logaritmic scaling display You can also have output signal by adding output card Lights A AB Teaching potentiometer position If the path of the actuator is not from zero to max
3. real path angle 19 Output signal calibration You may calibrate output 0 4 20 mA or 0 10V invidually f ex zero transfer or range fine tuning for recorder Calibration is made by front panel keys Concerning scaling see chapter programming Output card is delivered always calibrated to standard ranges 0 4 20 mA or 0 5 10V 1 Select programming stage by pressing both keys at the time and then simultaneously still key A B Lights A AB A B End of Light off configuration Display Push buttons CONF Turn off lights A ja B by arrow keys and press button CH x Select one or two input channels x 1 1 2 2 channels br Display brightness SP 0 Scanning time between channels See programming steps CCxx Customized calibration of potentiometers and current output Xx 21 Current output 0 4 20 mA Xx 22 Voltage output 0 1 5 10 V 2 Connect current or voltage meter 4 1 2 digits to output according to actual output and choose text CC to display by pressing key Select by arrow keys number 21 or 22 depending on output type Press key Display shows text dA L Output goes down to zero level 4 00 mA or 1 00V Adjust output zero level 4 00 mA or 1 00 V by arrow keys When output is calibrated press key 3 Display shows text dA H Output rises to its max value 20 mA or 10 V Max current is programmed to 20 mA and voltage to 10 V Adjust output by arrow keys to desired value 20 000 mA or 10 000 V
4. key Configuration follows the same procedure as channels A and B A Lights A AB Press button Channel A or B Third channel AB The lights A and B AB indicate that display shows the result of calcutation which can be used as a separate channel You can select the functions like sum subtraction square root etc in a separate table Fu a v Choosing the function See table 2 EN x You can pass a channel in automatic scanning 0 pass 1 shows ED x External display O OFF 1 ON DE x Number of decimals x 0 3 etc Other settings as channel A and B See section Channel settings 17 Functions Table 1 for channel A and B 2 o JO 01 ON Function VC log C In C1 10 avg 3 measurements avg 5 measurements min value with reset max value with reset Average when remote switch is open Tare function with remote switch Cyclic average from channel B remote switch No function Channel A Range 0 1000 Channel B _ gt Pt100 sensor Table 2 Functions of channel AB extended channel F ON O Range 0 600 C gt Alarm K2 Function No function selected VC1 channel A VC2 channel B C1 channel A C2 channel B log C1 channel A log C2 channel InC1 channel A InC2 channel B 10 channel A 10 channel B e channel A e channel B
5. value but only a part of it you may calibrate meter to correspond the real path 440 saves to its memory min max positions and this does not change the scaling of the display F ex display is scaled 0 100 corresponding 0 1000 W Inthe field however when the valve is closed the real value is 70 W and when closed the real value is 872 W This means that display do not show 0 100 as desired This draw back can be easily corrected as follows End of configuration You can select the number of channels output etc Display Push buttons CH x br SP 0 CCxx Turn off lights A ja B by arrow keys and press button Select one or two input channels x 1 1 2 2 channels Display brightness Scanning time between channels See programming Customized calibration of potentiometers and current output XX 11 Potentiometer channel A XX 12 Potentiometer channel B xx 21 Current output 0 4 20 mA xx 22 Voltage output 0 1 5 10 V cc xx Aly Select number by arrow keys CC 11 ch A or CC 12 ch B 1 Run potentiometer to min position or max position in reversed function when display shows symbol P lo and press then button Resp when display shows P Hi 2 Return by arrow key symbol 0 and press button so many times until display shows configuration symbol CONF You can now get symbol END by arrow buttons Confirm exit by button The display shows now symbol DONE and the meter is calibrated for the
6. 9800 0 Select first the channel which alarm level you like to change v Nokeval Reset functions of alarms If manual reset is selected press arrow key for reset Reset K1 up key Reset K2 down key Configuration You can configurate the meter by three push buttons on meter front Display will show symbols which can be changed or the settings that may be controlled only button will not change settings but it transfers display and program to next stage Select configuration stage by pressing both arrow buttons and the button at the same time CONF text appears on the display Now you are ready to start configuration Common settings You can select the number of channels output etc Display Buttons CONF Turn off lights A ja B by arrow keys and press button br 7 Brigthness control 0 15 15 brighest sP Display scanning time between channels 0 7 O fastest dS 0 How many measurements will be displayed max 7 samples second channel You can damp the fast changing display by dS function 0 7 0 each measurement is displayed 7 seven measurement are skipped oU 0 Output signal 0 4 20 mA or 0 1 5 10VDC O not in use 1 in use 1 no Relay K1 Contact nc normal closed no normal open 2 no Relay K2 Contact nc normal closed no normal open F50 Select line 50 or 60 Hz default 50 Hz 4800 Select baud rate only for serial output EEO Select serial out
7. 5 10 Connect jumper to connectors 7 and 19 RS 232 and RS 485 connections in page 20 Note 2 Power supply 24 DC non regulated for 2 wire transmitters from output connec tors 7 and 8 if output not used Connection of remote contact Power supply Standard 230 VAC others 110 24 VAC or 24 VDC 24 VDC connectors 12 ja 10 Use of remote contact You may use remote contact in taring the display in seguential calculating of average value etc de pending on program version and selected function You can create the same function by pressing simultaneously the both arrow keys on front panel Two Pt100 sensors can not be used when remote contact function is selected Pt100 sensor on B channel only EREE 19Bde 1 eales eIs 4 Is le Iz e e oT Power supply Remote contact function is optional and must be Closing contact mentioned in order Dimensions Model 440 Inputs Channel B Cut out Channel A Connectors max 2 5 mm2 Model 441 Inputs 3
8. one relay One setpoint for two channels Setpoint of B channel follows value of A channel setting Deviation alarm on one channel Alarm K2 follows the setpoint of K1 Alarm K2 is deviation alarm of K1 Window alarm outside or inside You can select alarm inside or outside window User sets only setpoint window value is chosen in configuration mode You can also control actuators by choosing relays working low 1 and high 2 side of window High alarm K1 Low alarm Hysteresis Relay 1 Relay 2 pu Setpoint K1 in channel A Alarm level K2 is deviation of K1 Relay 1 Relay 2 mun gt gt m High edge of window Setpoint Low edge of window Relay 1 Relay 2 mmm 16 Definition of mathematical functions for third channel AB The display may show the third extended channel i e the result of the calculations between the two channels The both signal lights A and Blit atthe same time The third channel operates excactly like the physical channels and may have alarms and output signal In automatic scanning channel A or B or both may not be shown if desired However you can look at all channels by bush buttons on instrument front or freeze the display at any time Definition of functions to channel AB Choose channel AB to display by arrow buttons and press
9. size can be changed in configuration E g If the window size is 20 digits and setpoint is 1000 alarm will occur 10 digits both sides of setpoint Setpoint value can be changed from the font panel keys without entering to configuration mode Window size can be changed only in configuration mode Like number 9 but with manual reset Reset by pushing both arrow keys at the same time Like number 10 but with manual reset Reset by pushing both arrow keys at the same time Actuator steering with two relays Alarm light K1 relay operates above setpoint and alarm light K2 under setpoint Alarm light K1 and K2 can be programmed to follow relay operation When measured value is inside the window either of the relays are active Window size can be changed only in configuration mode setpoint value can be changed from the font panel keys Actuator steering with two relays manual reset from front panel Reset push both arrow keys at the same time Automatic scannig must be stopped before resetting Hysteresis is freely adjustable in all alarm functions including window alarm Select allways the widest possible hysteresis to avoid unnecessary alarms Especially when the measured values are close to setpoint value Alarm functions are programmed in configuration mode AC x 15 Alarm Functions Low and high alarms Alarm lights are selectable high or low alarm Relays are selectable to the one or two channels Both alarms can control to
10. window 11 As number 9 but with manual reset 12 As number 10 but with manual reset 13 A Alarm outside window with two relays K1 above setpoint K2 below setpoint No alarms inside window 14 As number 13 but manual reset Reset Stop channel A B AB and press arrow keys simultaneously O Select alarm relay 1 2 Select alarm value operator can also do it later Select alarm value only for AC 9 10 11 12 13 14 Select window only for AC 9 10 11 12 13 14 Select value Hysteresis from display value 0 9999 Select value 13 Select END by arrow buttons and press button When text DONE appears all parameter are saved to memory and indicator is ready to measure in a few seconds A Light A co cons con enp B AB m Press button End of configuration Alarm messages Er Display value too big to fit in window Decrease amount of decimals Display value is scaled too big before decimal amount programming e g Display is scaled to value 5 000 after that two decimals are added That means that the real value is 5000 00 which is too big to fit in display External display selected but not in use If You don t have external display set ED 0 14 Alarm functions Alarm functions are selected in programming stage Alarm levels can be changed via front panel keys Access to alarm level modification can be denied with a secret code
11. 128 0 99 4 Receives address Module number _ 4 Reconices address and answers F ex Module 6 128 6 134 by return mark 18 Transmits command 20 4 Receives command Receives ready 18 4 Transmits ready mark 18 Transmits channel no 0 gt Receives channel no Receives ready 4 Transmits ready mark 18 Transmits ready for data 18 gt Receives 4 Transmits ready 18 b Data ASCII character Receives 2 4 in use characters 32 127 Transmits ready 18 4 Character train ends to character Oh Receives 3 4 Transmits ready 18 gt F ex 123 4 31h 32h 33h 2Eh 34h Oh Receives n Transmits ready 18 Receives 4 4 Transmits command 18 gt Receives end mark Oh 4 Transmits end mark Oh Note Data collection uses inquiring method Each panel meter must have its own address Selection in configuration EE 0 between 0 99 23 Use of large displays via RS 232 port Large field displays may be connected with panel meter provided with RS 232 or RS 485 card Panel meter transmits measured values one after another Whencalculated measurementis ready meter trans mits address into bus and waits for answer from receiving instrument When panel meter reconices Large field displays 575D and 1000D return mark it transfer DATA to display In configura tion stage you have to select in initial settings output EE 1 Displays will be provided with address of channel to b
12. 4 After adjustment select CC20 by arrow keys and press key Exit by pressing down arrow key until display shows END Confirm exit by key Now display will show text DONE and soon thereafter measuring value 20 Adding output card It is possible to add output or RS 232 RS 485 card afterwards Output card 0 4 20 mA or RS 232 RS 485 1 Remove electronics from case Loose fastening screw on the rear cover and remove the front panel 3 Add output card to connector as shown in picture Remove two jumpers from connector if installed 4 After intallation of card the output card have to calibrate see page Output signal calibration _ A i 9500 Conf 9 x Nokeval Ls Eeprom changeable special software CPU card 440CPU Dr RENE Optional cards Pulse input card j 440 pulse Analog card Model 450 440 ANA Output card Serial card 440 OUT 440 RS232 or RS485 0 4 20 mA 0 10V eB Ale 9800 Conf Mother board 440 or 441 Nokeval Front m 21 Serial data RS 232 and RS 485 You may fit serial card RS 232 to panel meter 440 It is interchangeable and alternative to mA output card Calculated measurement can be sent to serial bus immediately or alternatively when asked after having first sent address and cha
13. Both channels can have two different alarm levels also for third channel AB Channel alarm can activate both relays K1 or K2 Relay can also be as a common alarm when all alarms are connected to same relay When using third channel AB it is possible to generate simple logic functions which channel is gretaer or smaller Heater cooler function is also possible Using alarm mode 13 or 14 low level steers other relay and high level steers other Relays can operate as normally closed NC or normally open NO functions is selected in common setting Possible alarm functions in configuration Conf 0 1 2 0 N No alarm used Low level automatic reset On Off function High level automatic reset On Off function Low level manual reset by front panel puttons High level manual reset by front panel puttons Reset Stop automatic scanning to desired channel A B or AB and push arrow key K1 or K2 depending which light lits Channel B set point follows channel A low level setpoint Channel B set point follows channel A high level setpoint Like number 5 but with manual reset Reset by pushing both arrow keys at the same time Like number 6 but with manual reset Resetting alarms Stop automatic scanning to desired channel A B or AB and push arrow key K1 or K2 depending which alarm is wanted to reset Alarm outside of window Window size can be changed in configuration Alarm inside of window Window
14. N 100 900 C T 50 350 C E 50 350 C R S 0 1700 Accuracy 1 C 1 digit S R 2 1 digit Sensor wires have no effect below 1000 W Cold junction effect below 0 05 C C Input signal 0 4 20 mA Scaleable range 999 9999 floatting decimal point 0 001 9999 Input resistance 50 W Accuracy 0 05 of range Voltage inputs Scaleable ranges 0 1 0 5 1 5 0 10VDC on range 999 9999 Input resistance 1 MW Voltage ranges 20 50 500 1000 mV Input resistance 1MW ranges 500 and 1000 mV Input resistance 10 kW ranges 20 and 50 mV Floating decimal point Accuracy 0 05 of range Potentiometer inputs Potentiometers 25 1000 W as standard 1 10 kW as factory calibrated 440 can be teached to remember min max position of pot and save it in memory Settings via instrument front panel buttons You can scale display to desired range not depending on teaching function Factory calibration to desired pot value Mathematical functions You can set separate functions to channel 1 and 2 The third channel displays the calculation between input channels 1 and 2 f ex difference sum aver age square root etc according to a separate table All 3 channels may have output signal However only 1 output signal at a time Output signals Ranges 0 20 4 20 mA 0 5 1 5 0 10 VDC output signal is scaleble over whole display range Each channel may have different values Confi
15. Nokeval Operators manual Indicators 440 and 441 NOKEVAL Manufacturer Nokeval Oy Yritt j katu 12 FIN 37100 NOKIA Finland Tel 358 3 342 4800 Fax 358 3 342 2066 Panel meter 440 and 441 2 input channels Channel A Channel B a v Nokeval Both channels accepts different kind of sensors Sensor types Thermocouples RTD Current 0 4 20 mA Voltage 0 10V or 1 5V Potentiometers 25 50 500 ja 1000 mV inputs Strain gauge sensors General description Indicators 440 and 441 have two separate input channels Model 440 has 14 5 mm digit height and case 48 x 96 mm and model 441 respectively 25 mm digit height and case 72 x 144 mm You may set to both channels functions like square root logarithm subraction sum etc The channel showing the calculation may also have its own functions You can freeze the automatic scanning or use only one channel You can realize many applications without separate transmitters f ex dif ferential temperature measurement or tempera ture compensation in flow metering Four digit display 999 9999 has a resolution 1 32000 Smallest range 20 mV has resolution of 0 7 uV Floating decimal point widens display range within resolution limits All settings are stored in non volatile EEPROM Display of 2 channels A B Output galvanic isolation 0 4 20 mA 0 10 V 1 5 V Conf K2 Alarm relays max 240 VAC 2A Progra
16. VDC supply for 2 wire transmitters You may customize output signal f ex by adjusting recorder scale by front panel keys Serial output RS232 or RS485 Serial output is alternative for analog output Meters can be connected parellel to serial cable and their content are to be read Firstly you send an addres and thereafter the meter with that address answers by giving number of channel in question Serial output is galvanic isolated Math functions r log x In x a b etc Channel A dE Channel Input circuits mux gain selectors In x autocalibration a b Keys on front panel A D converter etc Display 9999 mA Alarms i N Output 0 4 20 mA 0 10V nn Serial data gt RS 485 JUL RS232 Power supply t 24 VDC for 5 2 wires Power supply Connections Channel B 5 10 V Contacts selectable NC or No Thermocouple Input 0 1 5 10VDC and mV input TC 1 2 3 4 1 2 3 4 5 mV max 240 V 2 A Pt100 2 3 tai 4 lt gt Pt100 3 wire Current 0 4 20 mA LU 2314 1 3 4 5 L J Pt100 4 wire Potentiometer 121312 2131 N EN aig 4 20 mA Power supply LS or 24VDC 10ja 12 Standard 0 1 5 10V Note 1 ja 2 220 V AC Output V Output mA Pt100 2 wire 0 1 5 10 V 0 4 20 mA 1721312 Gl DM n Channel A Connections for channel B Note 1 as channel A Output 0 1
17. calculation is started Zero level reset from front panel or with remote switch Span doesn t change e g Input 4 20 mA scaling 0 100 span 100 C When zero reset is made in 50 of span new range is then 50 50 C Resetting procedure Stop the channel wanted and push both arrow keys at the same time until the display is 0000 Remote reset with closing switch connect to pins 1 and 4 Average calculating when remote switch is closed Hold when switch is open Starts allways when switch closes Select whether the channel will be displayed by automatic scanning x 0 not displayed 1 displayed External display 0 Off 1 On only for serial output Decimals in display x 0 Scaleable inputs If selected sensor number is 1 2 51 54 or 61 64 you have to select min max display as follows Low end of display f ex 4mA 0 0 Select value High end of display f es 20 mA 100 0 Select value Offset changing f ex 1 0 degrees below measured value Select offset value You can change it any time Select output type x 0 5 No output 0 20 mA 4 20 mA 0 1 0 01 R O N O 12 LO XXXX HI XXXX aoe Glee AL x AL P XXXX HYS XXXX acxx Le HA AL x XXXX HYS XXXX Output scaling Low end of display f ex 0 0 Select value High end of display f ex 100 0 Select value Select alarm type for light K1 0 15 No alarm K1 Low alarm automat
18. e shown A B or AB Same measure ment may be shown parallel in many displays having same address Panel meter 440 sends measurement Channel A Channel B A Input 8000 643 8 lt Data 643 8 channels Com u u RxD TxD RxD 5 4 gt lt RS 232 TxD lt L RxD lt RS 485 Serial signal protocol for field displays master function Panel meter 440 Transmits address 128 X Module number _ F ex Channel A 128 128 0 129 130 ASCII character train in use characters 32 127 Character train ends to character Oh F ex 123 4 31h 32h 33h 2Eh 34h Oh Select in configuration stage initial settings and point EE 1 Panel meter sends measure ment immediately after calculation first chan nel A then channel B and Typical measuring time is 60 mS lt READY 18 return mark Receive DATA 24 PC configuration 440 panel meter having RS 232 or RS 485 card fitted can be connected to PC serial port by serial cable Several panel meters may be connected par allelto same serial port Each meter musthave its own address between 0 99 The necessary program is delirered on diskette 31 2 and is started by writing 440conf Software works in DOS environment RS 232 Main menu Port Com1 Speed 4800 It is not recommend more than six meters parallel to same serial port Max d
19. gura tion via front panel keys Accuracy 0 05 of display The output signal is isolated Max load 600 W Alarms 2 alarm levels to be set to any channel and if desired to steer 1 or 2 relays 2 relay outputs 240 VAC 2 A closing or opening contact to be set K1 or K2 alarm Freely selectable hysteresis Programmable or automatic reset on off function Serial port RS232 or RS485 serial port on a separate card Severtal indicators may be connected to the same serial cable You can not use serial port simultaneusly with an analog card General information 2 freely programmable input channels 4 digit red 14 mm LED display Configuration via push buttons on instrument front Case 48 x 96 x145 mm and 72 x 144 x 145 Operating temperature 5 50 C Storage temperature 40 70 C Removable connectors max 2 5 mm Line voltage 230VAC 50 60 Hz as astandard 110 24 VAC or 24 VDC as an option Weight 900 g Instrument front panel Alarm lights Push buttons Channel lights A B and AB 1 You can change display values by up down arrow buttons in programming state Indicating light CONF informs always that display does not show measured value 11 9800 0 Conf e Nokeval Instruments is in configuration stage and you can change settings Reset of min max value Stop channel Press both arrow keys simultaneusly Only chosen channel A B or AB
20. ic ON OFF High alarm automatic ON OFF Low alarm manual reset K1 arrow up K2 arrow down High alarm with reset K1 arrow up K2 arrow down Channel B set point follows channel A low level setpoint Channel B set point follows channel A high level setpoint Like number 5 but with manual reset Like number 6 but with manual reset Alarm outside of window See chapter alarm functions 10 q Alarm inside of window 11 As number 9 but with manual reset 12 A As number 10 but with manual reset 13 A Alarm outside window with two relays K1 above setpoint K2 below setpoint No alarms inside window 14 As number 13 but manual reset Reset Stop channel A B AB and press arrow keys simultaneously OONDOaABRWN O Select alarm relay 1 or 2 Select alarm value operator can also do it later Select alarm value only for AC 9 10 11 12 13 14 Select window only for AC 9 10 11 12 13 14 Select value Hysteresis 0 90 Select value Select alarm type for light K2 0 15 No alarm K2 Low alarm automatic ON OFF High alarm automatic ON OFF Low alarm manual reset K1 arrow up K2 arrow down High alarm with reset K1 arrow up K2 arrow down Channel B set point follows channel A low level setpoint Channel B set point follows channel A high level setpoint Like number 5 but with manual reset Like number 6 but with manual reset Alarm outside of window See chapter alarm functions 10 Alarm inside of
21. istance around 30 meters Each meter can be configured individually RS 485 This serial bus type accepts 31 meters along its 1000 meter long cable Even more units can be added when RS485 Repeater is used 440 CONFIG PROGRAM Address 0 Baud rate Addr COMM SETTINGS LOAD FROM DISK GET F ROM DEVICE SAVE TO DISK SEND TO DEVICE COMMON SETTINGS CHANNEL SETTINGS SHOW ALL SETTINGS DEVICE CALIBRATION SETTING REPORT DISPLAY RESULTS QUIT Menu based program is started by writing 440conf Arrow keys moves the cursor Confirm selection by enter Key Exitfrom menu by ESC key Start configu ration by initial definition COMM SETTINGS Choose port baud rate and address of programmable meter In case of wrong address you program wrong meter Before PC programming you have to set address by front panel keys to each meter Default address is always O Abstracts in menu and function is described in chapter configuration 25 Comm settings Load from disk Get from device Save to disk Send to device Device settings Channel settings Show all settings Device calibration Setting report Display results Quit Main menu Choose serial port baud rate and address of transmitter Get peviously saved settings from diskette or from hard disk Get settings from transmitter memory This command confirms which settings are saved in transmitter memory Send settings to transmitter me
22. mming via front panel keys All inputs and outputs can be pro grammed and modified from the front panel Output and serial card as an option Inputs Both channels accept different input f ex channel A may have Pt100 sensor and channel B thermocouple K SmallmVranges are 20 50 500 1000 mV and scaleable current ranges 0 4 20 mA voltage 0 5 10 V and 0 1V You can teach on site indicator to remember real path of a potentiometer 440 441 accepts strain gauge input 20 50 500 mV but as presetted factory calibrated In this case indicator has only one input channel Scaling is affected by front panel keys Various sensor types are stored in memory and are freely programmable Alarms You can set two separate alarm levels to each chan nel by front panel keys Meter has two relay alarms which may be set to each channel or also to math function channel Relays can control line voltage 230 VAC devices You can program low or high alarm Reset function is also available With alarms you may realize special functions like comparing which channel is larger and giving relay information about relation of inputs Output signal Standard output card 0 20 mA 4 20 mA 0 5 V 1 5 V and 0 10 V as option Either input channel or function channel can get output signal which is gal vanic isolated from input signal In many applications meter replaces transmitters by using output card If output card is not used you can get 24
23. mory New settings cancel previous values Save settings to disk Transmitter initial settings f ex amount of channels Settings by channel sensor selections resolution etc Settings survey Transmitter calibration If transmitter sends incorrect measurement you may recalibrate it Precision calibrators 0 003 are necessary Sends setting report to printer Shows measurements of all channels Exit from program CHANNEL SETTINGS Port Speed Address 0 Com1 4800 Channel A B Sensor Pt100 3 W Function None None C1 C2 Resolution 0 1 0 1 0 1 AB COMM SETTINGS LOAD FROM DISK GET F ROM DEVICE SAVE TO DISK SEND TO DEVICE COMMON SETTINGS SHOW ALL SETTINGS DEVICE CALIBRATION SETTING REPORT DISPLAY RESULTS QUIT Low khkk 0 0 khkk High 500 0 Output 0 10V Line Output_2 Low 0 0 High 400 0 Alarm 1 None line None Value mem Min value Hystersis Alarm 2 Line Value Hysteris 4 20 mA Output_1 0 0 300 0 Lo_aut Alarm_1 250 0 kk k k k 1 0 kkkkk None None kkkk LO_aut Alarm_2 300 0 m 1 5 LIII None k KKK k k k Kk K LIII 26 Ferrite core eliminates peaks from the power supply lines E ts Arange of easy to fit line filters provides a simple solution to the problems of radiated noise emissions generated by electronic equipment I
24. nnel number of meter Function mode is selectable in configuration Parallel connection of panel meters stage Programming can be made also using serial port and menu based PC program Six panel meters 12 measuring channels may be connected parallel to same serial port Serial signal RS232 is suitable for short distances RS 485 signal or 20 mA current loop is available for long distances Serial cards RS 232 RS 485 and current loop card are interchangeable Data collector asks for measurements 1 2 3 Terminal of 100 6 panel meter 3391 29 Data RxD Com E TxD 4 4 4 TxD 4 lt X RxD RS 232 6 RS 232 7 7 RxD Terminal A and B PC 9 connector 8 8 TxD of panel meter 9 19 Com RS232 PC 25 pin DIN connector 25 pin DIN connector 440 meter pin nr 7 com 19 Com 3 RxD 7 RxD 2 TxD 8 TxD 5CTS 6 DSR short cut 20 DTR RS 485 connection PC 9 pin connector 440 meter pins 1 4 A 7 RxD pins 2 3 B 8 TxD Shortcut pins 1 4 and 2 3 PC 9 pin PC 25 pin DIN connector connector DIN 25 pin connector 440 meter pins 10 11 A 7 RxD pins 22 23 B 8TxD Shortcut pins 10 11 and 22 23 22 Serial communication protocol Master device f ex PC Indicator 440 slave Transmits Address
25. nstalling The filter is installed simply by clipsing it around the powercable Ferrit core is locked by compressing it tightly with no need to disconnect the cable or to remove connectors Features High performance EMC components dramatically reducts electromagnetic noise High performance ferrites with againts high freguency noise Easy installation for cable Can be added as first aid on the spot noise when interferences occur Instrument Power supply 7 lt a 230 VAC All wires must be wrapped throught ferrite core 3 turns of wires gives max effect against noise Dimensions 19 x 19 x 32 mm 27 Manufacturer Nokeval Oy Yritt j katu 12 FIN 37100 NOKIA Finland Tel 358 3 342 4800 Fax 358 3 342 2066
26. put protocol EE 1 continuous transmit e g to displays master EE 0 answers only when asked slave See pages 20 21 SA Serial address 0 99 only when EE 0 i e slave function CCxx 0 Potentiometer page 17 and output page 18 calibration Function selections must be made before in Channel settings mode xx 11 Potentiometer calibration channel A xx 12 Potentiometer calibration channel B xx 21 Output calibration 0 4 20 mA xx 22 Output calibration 0 10 V Secret code setting You can select two different access codes one for the programming stage and other for the alarm settings Setting code for programming CC 88 and for alarms CC 89 CC 00 aly Select number 88 or 89 with down arrow CODE aly Display shows text CODE Push key 0000 Display will show number 0000 and first O is blinking Choose any number between 0 9 with arrow keys and make following number to blink by button When 4 number code is set press button Exit by choosing CC90 and press button NOTE Secret code is saved when you leave program stage END Code number 0000 is not in use You may select any number between 0001 9999 You cannot access to programming or alarm stages if You do not know the right code As a factory setting code is not in use 10 Channel settings You configurate both channels individually Sen Because we continously develope our products sor types alarms display scaling and o
27. special request Connector L1 is located on analog card delivered also on special request Digital filter for measured value Filter is used to eliminate momentary deviations to displayed value Filter factor can vary 0 001 1 000 When 1 000 selected filter not in use With smaller factor the measured change comes slowlier to the display Display value is calculated as follows Display 1 factor former display factor measured value Selecting factor Select value with arrow keys move to next digit 11 Fux a Gem ED x DE x XXXX HI XXXX LOFF XXXX OC x Select function for channel A or B Mathematical functions for channel AB are descriped in page 17 When x 0 no mathematical function used O O J O 01 P OQ ND O 11 12 13 No function used VC1 from scaled display compare sensors and 4 C2 log C In C 10 average C C 3 measured values average C C C C C 5 measured values min value Reset push both arrow keys simultaneusly max value Reset push both arrow keys simultaneusly Min and Max value reset Stop automatic scanning to desired channel and push both arrow keys at the same time Min and Max values can also be connected to AB channel A and B displays can then be real time values Average value starting from desired moment Stop the channel wanted and push both arrow keys at the same time Device starts calculating average until a new
28. utput signals and add new functions you may find on the display Before channel configuration you must decide in symbols not mentioned in the manual This does chapter Common Settings whether to use one or not make any harm because you can simply pass two channels secret codes etc See chapter Com those in configuration The manuals will be of mon settings SExx 1 000 course updated at times Select channel A B or AB lights on front Select measuring sensor xx 0 74 0 Channel not in use 1 0 20 mA Scaleable display 2 4 20 mA Scaleable display 3 0 20 2 Squared current input 4 4 20mA Squared current input 11 Pt100 3 wire 12 Pt100 4 wire 13 Pt250 3 wire 14 Pt250 4 wire 31 TC B Thermocouple 32 TC E Thermocouple 33 TC J Thermocouple ANSI FeCuNi 34 TC J DIN Thermocouple Feko DIN FeCuNi 35 TC K Thermocouple 36 TC N Thermocouple 37 TC R Thermocouple 38 TC S Thermocouple 39 TC T Thermocouple 41 TC W3 Thermocouple W3 W3 Re 42 TC W5 Thermocouple W5 W5 Re 51 0 10 V Scaleable display 52 0 5 V Scaleable display 53 1 5 V Scaleable display 54 0 1000 mV Scaleable display 61 Potentiometer max 0 1000 W Option 10 kW L1 ON 62 Potentiometer max 0 500 W Option 5 kW L1 ON 63 Potentiometer max 0 50 W Option 500 W L1 ON 64 Potentiometer max 0 25 W Option 250 kW L1 ON 71 1000 mV 72 500 mV 73 50 mV 74 25 mV Numbers 13 14 31 40 42 delivered on
29. will be reseted Eerom reset If You want to reset all settings it can be done by holding down the key and connecting simultaneously supply voltage Display shows CodE and waits for access code enter 1919 with arrow keys and press key You may still exit by switching power off After reset text Conf appears to display unit is in configu ration mode Eeprom reset clears all information from memory and configuration must be done from the beginning Alarm settings Checking of alarm value Indication light start to blink and display shows alarm value Setpoint changing Stop automatic scanning by pressing key Press arrow key K1 or K2 display shows alarm level Press simultaneusly key until symbol Conf starts to blink When both indication lights blinks you can change set point by arrow keys Setting Change blinking number 0 9 by arrow keys and move to next number by key When all numbers are changed blinking stops and disp lay shows set point Exit by pressing key or you can start from begining by arrow key Change of channel When you press key channel changes in order A B AB and then automatic scanning starts When CONF indication blinks and A led lits display shows A channel and when B light is on channel B is in display When both indication lights lit display shows third channel AB f ex subtraction A B Interruption of automatic scanning returns display always to channel A e B
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