NA5 TYPE USER`S GUIDE - Wolf Process Automation Limited
Contents
1. jo e jo e sjndjno wege jo Suiseaq 2 uondiaosur Jo Kejdsiq 3 5 UIUIAANSDVAI 1 uoronpo jur paoAsseq x anya Jeunxeuroq je y jo amp vjdsiq amp e dsiq ay uo Burno 16 The appearance of the following symbols and inscriptions on the display means t rr Incorrectly introduced safety code Exceeding of the upper measuring range or lack of sensor Exceeding of the lower measuring range or short circuited sensor m Im Error of the conductor resistance compensation Cree No connected conductor or damaged conductor It is possible to change meter parameters from the meter keyboard 5 1 through RS 485 p 6 5 1 Change of the NA5 meter parameters from the keyboard The pressure of the key during circa three seconds causes the display of the SEC Inscription alternately with the set zero value by the manufacturer The introduction of the correct code causes the entry into the programming mode The fig 6 represents the transition matrix into the programming mode One can move on groups of main parameters eg Ch1 Ch2 bAr1 bAr2 Al1 Al2 etc by means of the The pressure of the g key on2. Programmable parameters of NA5 meter Symbol on the display Parameter description Table 1 Range of changes c x o 5 Qa Qa ty Kind of input Reesistance thermometers Pt Pr00 Pt 5 Pt500 Pt 0 Pr1000 Thermocouples tt J thermocouple type J tt thermocouple type K t amp n thermocouple type N tt E thermocouple type E tt c thermocouple type R tt 5 thermocouple type S tt t thermocouple type T 22 resistance to 10 nP voltage to 300 mV nRPH voltage to 600 V current to 40 mA curentto 5 Lower value of the input range The setting of parameters Loln and Hiln gives the possibility to narrow the measuring range down Setting possibility 1999 9999 At the input signal lt Loln the meter dis plays the lower exceeding The condition Loln Hiln must be fulfilled The parame ter does not take into consideration the individual characteristic is operates on the measuring signal Upper value of the input range Setting possibility 1999 9999 At the input signal gt Hiln the meter dis plays the upper exceeding The condition Loln Hiln must be fulfilled The parame ter does not take into consideration the individual characteristic is operates on the measuring signal Mathematical functions GFF mathematical functions switched off Sar raising to a power result
3. Colour of the lower threshold alarm marker Colour of the upper threshold alarm marker Switching off or on of the individual linear user s characteristic individual characteristic of the analog output GFF alarm marker switched off C red green red green Other colours are accessible only in meters with a 7 colour bargraph b blue blue Gb green blue Gb red green blue Fig 10 explains the idea of CurL and CurH parameters n aA un characteristic switched on GFF characteristic switched off When the characteristic is switched off the meter operates at the maximal range depending on input and range output Parameters of the individual cha racteristic of the analog output On the base of given coordinates of two points by the user the meter determines from the equation system coefficients a and b of the individual characteristic O_Yl a d_H b O_Y2 a d_H2 b where d H1 and d H2 displayed value Y1 and Y2 expected value on the analog output Fig 9 represents the graphical illustration explaining the idea of the individual characteristic Setting possibility 1999 9999 Servicing parameters 5 Baud rate of the RS 485 interface 2400 2400 bis 4820 4800 bis 9600 9600 b s Kind of transmission through the RS 485 interface GFE interface switched off ABa ASCII 8N1
4. NAS No occurs Channel input type Channel number Value Pt100 RTD Pt500 RTD Pt1000 RTD J thermocouple K thermocouple N thermocouple E thermocouple R thermocouple o o S thermocouple e T thermocouple R meas up to 10 kQ Volt meas to 300 mV Volt meas to 600 V Current meas to 40 mA Current meas to 5 36 7206 7603 1999 9999 Lower value of the input range 7208 7604 eac 1999 9999 Upper value of the input range Function Arythmetical function Switched off Squaring Extraction of roots Decimal point 0000 000 0 00 00 0 000 Auto Measurement time Individual characteristic Switched characteristic off Switched characteristic on 1999 9999 Parameters 0 the individual characteristic 1999 9999 Parameters 0 the individual characteristic 1999 9999 Parameters 0 the individual characteristic 1999 9999 Parameters 0 the individual characteristic 37 Bargraph type Bargraph type One colour OnEC Change of colour after exceeding the alarm threshold the colour change the whole bargraph Intr Change of colour after exceeding the alarm threshold Three segment change of colour SEct One colour bargraph alarm
5. 10 320 C 230 C 290 C 350 C 700 C 450 C 950 C 550 C 1000 C 250 C 520 C 1100 220Q 4600 950 Q 2100 2 5000 Q 19 mV 35 mV 75 mV 155 mV 5 V 11 V 22 V 45 V 90 V 180 V 360 V 5 mA 11 mA 23 mA 1 8A 3 8A Intensity of current flowing through the resistance thermometer 400 Resistance of conductors linking the resistance thermometer with the meter lt 20 0 1 wire Thermocouple characteristics acc EN 60584 1 Resistance thermometer characteristics acc IEC 751 A1 A2 49 OUTPUTS Analogue outputs galvanically isolated with a resolution 0 025 of the range current programmable 0 4 20 mA or voltage programmable 0 10 V output response time output error additional error due to ambient temperature changes Relay output load resistance lt 500 Q load resistance gt 500 Q 100 ms 0 296 of the range 0 1 of the range 10K 4 relays voltageless make contacts maximal load voltage 250 V a c 150 V d c current 30 V d c 250 V a c resistance load 1250 VA 150 W Programmable alarm thresholds Three types of alarms Hysteresis defined by means of the lower and upper alarm threshold Signalling of alarm operation on the bargraph 8 outputs of open collector OC type voltageless OC type with npn transistor max load 25 mA range of connected voltage 5 30 V d c Digital output interface transmission pro
6. 55 means seconds 7344 7382 7672 7691 Memorised values read off from the memory 20 registers including 20 memorised values 1 In case of registers not occurring in the given meter series their value is 1E 20 44 6 6 Registers only for readout Quantity name The value is placed into two Writing w Readout r successive 16 bite registers These registers include the same data as 32 bite registers from the area 7500 The value is placed into 32 bite registers Identifier Constant identifying the device Status 1 Register describing the current state of the meter Register describing the current state of Stats 2 the meter It is the register defining the control Steering procedure of the analogue output out controllability Min 1 Minimal value of the currently measured value Max 1 Maximal value of the currently measured value Value 1 Currently measured value Hour Current time No occurs No occurs No occurs 1 In case of registers no occurring in the given meter series their values is 1E 20 Note At the moment of exceeding the upper or lower range displayed value minimum maximum parameters are set on the value 1E 20 For the parameter Cnt 0 Measurement switching off and display of the current time minimum maximum and displayed value parameters set on the value 1E 20 45 Description of the S
7. AIP gg 3 Hed Pjoyseuyy J9 01 1 9 Jnojoo H Q 1 9 2102 edA EIE ounj a6ues jo jo JO wayjey ipe sung y Jo edA yndu 18 Examples of value changing of the chosen parameter parameter symbol Example of value changing of the chosen parameter without changing of the decimal point number parameter Blanking of insignificant CA CA CA zeros Change of the Change of the Change of the Change of the flickering position flickering position flickering position flickering position 0 9 1 Example of value changing of the chosen parameter with changing of the decimal point number parameter Adjustment of the decimal CA CA point Change of the Change of the Change of the Change of the Change of the flickering coma flickering position flickering position flickering position flickering position 0 9 1 Fig 7 Meter programmable parameters are presented in the table 1 The programming of parameters is possible after the previous introduction of the password 19
8. d 00 00 r Alarm 1 and 3 Cat 1 0 OFF other alarms rG Alarm 1 and 3 ila OFF other alarms 9 5 OFF i LHe d ge 0 tpb Sect coir G bet 20 0 9600 bra 20 00 RTU 8N2 30 Bde 1 dace 70 01 01 SEC 0 at 00 15 00 Hour 00 00 00 Gor ir 00 00 00 6 RS 485 INTERFACE NA5 programmable digital meters have a serial link of RS 485 standard to communicate in computer systems and with other devices fulfilling the master func tion The MODBUS asynchronous character communication protocol has been implemented on the serial link The transmission protocol describes information exchange procedures between devices through the serial link 6 1 Procedure of the serial interface connection The RS 485 standard enables the direct connection to 32 devices on a single serial link up to a 1200 m distance For the connection of a higher number of devices it is necessary to apply additional intermediate to separating systems The exit of the interface line is presented in the service manual on the fig 3 d In order to obtain a correct transmission it is necessary to connect lines A and B in parallel to their equivalent lines in other devices The connection must be made with a shielded conductor The shield must be con nected to the protective terminal in one point The GND line serves to the additional protection of the interface line at long distan ce connections One
9. 120 5 transit on the I H2 parameter and introduce the value 20 00 transit on the d_Y2 parameter and introduce the value 10 8 Example 3 Programming of the alarm with hysteresis If we want to programme the alarm 1 operation so that at the value 850 C this alarm will be switched on whereas it will be switched off at the value 100 C and the alarm 2 operation so that at the value 1000 C this alarm will be switched off and switched on at the value 199 C one must enter into the programming mode choose the PrL parameter of the alarm 1 and introduce the value 100 e transit on the PrH parameter of the alarm 1 and introduce the value 850 e transit on the tYPA parameter of the alarm 1 and choose select the function assigned as nor enter into the programming mode and choose the PrL parameter of the alarm 2 and introduce the value 1000 e transit on the PrH parameter of the alarm 2 and introduce the value 199 e transit on the tYPA parameter of the alarm 2 and select the function nor 55 Example 4 Programming of an alarm operating in a set interval with delay If we want that the alarm 1 will be switched on in the interval from 100 V to 300 V and operate only after 10 seconds one must enter into the programming mode choose the PrL parameter of the alarm 1 and introduce the value 100 e transit on the PrH parameter of the alarm 1 and introduce the value 300 e transit on the tYPA parameter of the alarm 1 and select the fu
10. 3 Marks ems or RENS are displayed on the display Check the correctness of the input signal connection See the service manual Check also the setting of parameters D P Loln and Hiln 4 A signal inconsistent with our expectations occurs on the meter analog output One must check if the load resistance of the analogue output is in accordance with technical data Check if the individual characteristic is not Switched on In case of necessity make changes of individual characteristic parameters or introduce manufacturer parameters Set 5 Lack of possibility to enter into the programming mode The inscription Err is displayed The programming mode is protected by a password When the user forgets which password has been introduced he should contact by phone the manufacturer or the nearest authorised workshop 6 Lack of certainty if all segments of the display or bargraph are efficient Enter into the programming matrix and switch the display and bargraph tSt test on Character fields are lighted successively from 0000 to 9999 In the same time the bargraph is lighted with successive colours If some of segments are not lighted or diodes have different colours one must submit these defects to the nearest workshop 7 During the operation in the programming mode parameter values inconsistent with the range of changes given in the table 1 appear on the display Enter into the programming matrix
11. AVE 1 AsCII 7E1 ASCII 701 RTU 8N2 r 8E i RTU8E1 r Bo RTU 801 r Bn I RTU8N1 Device address Manufacturer s parameters Manufacturer s parameters are presented in the table 2 Setting possibility 0 247 The pressure of the fe key causes the writing of manufacturer s parameters Introduction of a new password Setting possibility 1999 9999 Test of displays and bargraphs The Test consists on a successive display of numbers 1111 2222 etc Successive bargraph colours are lighted on the bargraph The pressure of the key causes the test switching on The pressure of the ce key ends the test Setting of the current time Time format hh mm ss Setting possibility 00 00 00 23 59 59 Erasing of the minimal value The pressure of the key causes the erasing of the minimal value Erasing of the maximal value The pressure of the PU key causes the erasing of the maximal value 25 Switching the recording on or off At the moment of switching the recording on the meter erases the previous stored values FF recording switched off on recording switched on Hour of recording start Time format hh mm ss Setting possibility 00 00 00 23 59 59 Date of recording start Date format yy mm dd It is an information parameter It not serves to define the date from which the recording is to begin but only to info
12. Sr E extraction of roots result Input parameter fc Kind of compensation of sensor working conditions changes In case of a resistance thermometer and resistance measurement it con cerns the compensation of the resi stance changes of the conductor lin king the sensor with the meter Incase of a thermocouple it concerns the compensation of reference junction temperature changes Auto automatic compensation in case of resistance thermometers and resistance measurement it requires a 3 wire line 0 0 60 0 C value of the reference tem perature for thermocouples 0 0 40 0 Q resistance of two conduc tors for resistance thermometers and resistance measurement The writing of a value beyond the interval of manual compensation e g value 70 0 will cause the automatic compensation switching on Setting of the decimal point The setting operates both when the individual characteristic is switched off and on The introduction of the decimal point making impossible the display of four characters on the display will cause the display of the lower or upper exceeding Setting possibility 0000 000 0 00 00 0 000 Ruto automatic choice of the decimal point Averaging time of the measurement 0 0 999 9 s The writing of 0 causes the switching of the measurement off and the stoppage of the meter operation In this state the meter displays the hour The bargraph is blank The switch
13. agreement Notes In the meter without displays one must order the RS 485 digital output execution The manufacturer assigns the execution code Available execution with self locking sockets 58 Example of 5 ordering Code 5 MGU1 1 4 1 0 00 0 means M NAS meter with two 7 colour bargraphs G digital LED displays of green colour U universal input table 6 1 current analogue output signal 0 4 20 mA 1 RS 485 digital output signal 4 additional outputs consisting of 4 relays 1 supply 95 253 V a c d c 0 socket screw plug terminals 00 standard execution 0 without a quality inspection certificate In case of a custom made execution or if you need some more additional technical information please write to or phone our Export Department Input signals Table 6 Universal Resistance thermometer input Pt100 200 850 C Pt500 200 850 C Pt1000 200 850 C Thermocouple J Fe CuNi 100 1100 C K NiCr NiAl 100 1370 C N NiCrSi NiSi 100 1300 C E NiCr CuNi 100 850 C R PtRh13 Pt 0 1760 S PtRh10 Pt 0 1760 T Cu CuNi 50 400 C Resistance 0 10 kQ Voltage 300 mV Voltage 600 V current 40 current 5 59 11 MAINTENANCE AND GUARANTEE The 5 meter does not require any periodical maintenance In case of some incorrect u
14. and accept the SEt parameter The meter will introduce values in accordance with the table 2 53 8 A result inconsistent with our expectations appears on the display Check if the individual characteristic is not switched on In case of necessity enter into the programming matrix and accept the SEt parameter The meter will introduce parameters in accordance with the table 2 9 The bargraph does not work in accordance with our expectations Check bargraph parameters In case of a further incorrect operation enter into the programming matrix and accept the parameter SEt Switch the display and bargraph tSt test on 10 Despite the exceeding of the alarm threshold the alarm relay does not Switch on Check the delay of alarm operation introduced into the meter In case of need correct the dLY parameters The meter instead of displaying the measurement result displays the parameter symbol and its value The meter is working in the preview mode or in the programming mode Press the escape key Despite of the introduced delay in the alarm operation e g 30 seconds the alarm after this time did not operate The lasting alarm state was shorter than the programmed that means that during the lasting time the alarm withdrawal state occurred In such a case the meter begins to count down the time from the beginning The meter does not establish the communication with the computer through
15. d H2 Displayed value Value d H1 on the display gt value O Y1 on the analogue output Value H2 on the display gt value O Y2 on the analogue output other characteristic points are calculated Fig 9 Individual characteristic of the display b Individual characteristic of the analogue output 28 Examplary settings of the bargraph and the alarm ex 1 Curl green red Cur H rG red green Value under the value Prt Value between Petand Prk Value ower Value without changes in time Value increases Value decreases Iil Fig 10 Bargraph modes Notice The meter is working the measuring range of defined indications by the user in Loin and Hiln parameters Below and over it shows a range exceeding n case when the meter is working with a resistance thermometer in a two wire System the choice of the automatic compensation option of conductor resistance changes will cause a defective meter operation and the display of ErrC inscription n case of the display individual characteristic switching on the result on the display is linearly converted according the introduced parameters I H1 I H2 d_Y1 and d_Y2 n case of arithmetical functions and individual characteristic switching on in the first sequence arithmetical operations will be carried out and the obtained result is converted by the individual characteri
16. must connect GND signals between devices and in one point to the protective terminal that is not necessary for the interface correct operation To obtain the connection with the computer of IBM PC class an RS 232 into RS 485 converter is necessary or an RS 485 interface card The way of NA5 meter connection through the PD5 converter is shown on the fig 3d The designation of transmission lines for the card in the PC computer depends on the card producer 31 6 2 Description of the MODBUS protocol implementation The implemented protocol is compatible with the PI MBUS 300 Rev G Modicon Company specification Set of serial link parameters of meters in the MODBUS protocol meter address 1 247 baud rate 2400 4800 9600 bit s working mode ASCII RTU e information unit ASCII 8N1 7E1 701 RTU 8N2 8N1 8 1 801 e maximal response time 500 ms The configuration of serial link parameters is described in the further part of the user s manual It consists on the establishment of the baud rate bAud parame ter device address Adr parameter and the type of information unit trYb para meter Note Each meter connected to the communication network must have e aunique address different from addresses of other devices connected in the network e an identical baud rate and information type 6 3 Description of the MODBUS protocol functions Following functions of the MODBUS protocol have been implemented i
17. switched off 1 Recording switched on Bit 12 State of alarm 8 0 off 1 on Bit 11 State of alarm 7 0 off 1 on LSB 47 Bit 10 State of alarm 6 0 off 1 on Bit 9 State of alarm 5 0 off 1 on Bit 8 State of alarm 4 0 off 1 on Bit 7 State of alarme 3 0 off 1 on Bit 6 State of alarm 2 0 off 1 on Bit 5 State of alarm 1 0 off 1 on Bit 4 2 Working mode and information unit 000 interface switched off 001 8N1 ASCII 010 7E1 ASCII 011 701 ASCII 100 8N2 RTU 101 8E1 RTU 110 801 RTU 111 8N1 RTU Bit 1 0 Baud rate 00 2400 bit s 01 4800 bit s 10 9600 bit s 48 7 TECHNICAL DATA INPUTS Pt100 Pt500 Pt1000 J Fe CuNi K NiCr NiAI N NiCrSi NiSi E NiCr CuNi R PtRh13 Pt S PtRh10 Pt T Cu CuNi Resistance measurement Voltage measurement Voltage measurement Current measurement Current measurement 200 850 C 200 850 C 200 850 C 100 1100 C 100 1370 C 100 1300 C 100 850 C 0 1760 C 0 1760 C 50 400 C Measuring subranges preserving the class Pt100 Pt500 Pt1000 Thermocouple J Thermocouple K Thermocouple N Thermocouple E Resistance Voltage Current 0 10 300 mV input resistance 9 MO 600 V input resistance gt 4 2 MQ 40 mA input resistance lt 4 Q 0 input resistance 10
18. the RS 485 interface 54 Check if interface conductors A B GND were correctly connected Then check in the program ming matrix the setting of the interface bAud trYb Adr These parameters must be the same as in the used software 9 EXAMPLES OF NA5 METER PROGRAMMING Example 1 Programming of the individual characteristic If we want to programme so that the value 4 00 mA will correspond the value 0 on the display whereas the value 100 to the value 20 00 mA one must enter into the programming mode and choose the D_ P parameter responsible for the decimal point Set the decimal point on 00000 choose the Ind parameter and switch the individual characteristic On choose the I_H1 parameter and introduce the value 4 00 transit on the d_Y1 parameter and introduce the value 0 transit on the 1_ 2 parameter and introduce the value 20 00 transit on the d_Y2 parameter and introduce the value 100 Example 2 Programming of an inverse individual characteristic If we want to programme so that to the value 4 00 mA will correspond the value 120 5 on the display and the value 10 8 to the value 20 00 mA one must enter into the programming mode and choose the D_P parameter responsible for the decimal point Set the decimal point on 0000 0 choose the Ind parameter and switch the individual characteristic On choose the I_H1 parameter and introduce the value 4 00 transit on the d_Y1 parameter and introduce the value
19. the given level causes the entry into parameters of this level The moving on the given level is operated by means of the In order to change the value one must use the key In order to escape from the parameter change one must press the key By means of the col key one can exit from the selected level and programming matrix to the measurement 17 to the programming mode 6 Transition matrix in Fig pul jo purjo pul jo IRTP yoeseyo 39eJeuo pul Jo ynduj sea M9jul neis p40291 p10281 p1o281 yueu 94 139 138P 292 332 anjea enje jo uw jo 10 1591 H213 1213 353 335 335 oeseyo oeJeuo ssejpe usuen ejel wpuljo Aipuljo Apul Npul pneg weied weied RTO ATO 72 oeJeuo APU yndu Jnojoo Jnojoo 1 Jaysew uoddns Aejep edA plouseuu 293 P IH
20. which it carries out the measurement and the display of the measured value on the di splay and the bargraph Depending on alarm parameter settings the resolution and bargraph type alarm thresholds are also displayed on the bargraph The meter blanks automatically insignificant zeros 55 element bargraph in three colour execution 29 element bargraph in seven colour execution Upper alarm threshold Lower alarm threshold Display Acceptation key Escape key Value increasing key Fig 4 Description of the NA5 frontal plate 13 Key functions acceptation key entry into the programming mode hold down during ca 3 seconds entry into the chosen parameter level entry into the changing mode of the parameter value acceptation of the changed parameter value Key to increase the value display of the minimal value first pressure maximal second pressure return to measurement third pressure mowing on the preview menu or programming matrix change of the chosen parameter value increasing of the value Escape key entry into the menu of recording results entry into the preview menu or programming matrix exit from the preview menu or programming matrix escape from the parameter change The pressure and hold down the e key during 3 seconds causes the entry into the programming mode The programming mode is protected by the SEC safety code The pressure and
21. 6 10 V 40 x Un 1000 V 10 x In 51 Readout field depending on execution Bargraph resolution Bargraph accuracy Servicing Ensured protection degree through the casing from terminal side Overal dimensions Weight Power consumption Resistance against supply decay Electromagnetic compatibility immunity emission 2 x 4 LED seven segment LED display character height 7 mm indication range 1999 9999 bargraph length 88 mm 55 segments in three colour execution 29 segments in seven colour execution programmable 0 5 segment three keys 43 Ca IP 50 IP 20 48 x 144 x 100 mm with terminals lt 0 4 kg lt 13 VA acc EN 61000 6 2 EN 61000 6 2 EN 61000 6 4 industrial environment Safety requirements according EN 61010 1 installation category pollution degree phase to earth max working voltage input supply relays analogue output RS 485 52 Hl 600 V 300 V 300 V 50V 50V 8 BEFORE A FAILURE WILL BE DECLARED In case of incorrect symptoms please to acquaint with the table below SYMPTOMS PROCEDURE 1 Lack of indications on the display The bargraph indicates nothing Check the connection of the feeder cable 2 The time is displayed on the display e g H_12 alternately with 34 43 The number of measurements Cnt 0 has been introduced The meter is working in the SLEEP mode It displays the current hour
22. ONE CHANNEL DIGITAL TO ANALOGUE METER WITH A MULTICOLOURED BARGRAPH AND A SERIAL INTERFACE NA5 TYPE USER S GUIDE One channel digital to analogue meter with multicoloured bargraph and a interface NAS TYPE USER S GUIDE CONTENTS Page oe ale ease na z SETOF THE METER nite teen tee BASIC REQUIREMENTS OPERATIONAL SAFETY SMINSTALLATION rrt esteri aere ae z aec C RS 485 INTERFACE cca a TECHNICAL DATA rhet Rene BEFORE A FAILURE HAS BEEN EXAMPLES OF NA5 METER PROGRAMMING ORDERING PROCEDURE dta MAINTENANCE AND GUARANTEE 222 eee o N Oo 1 APPLICATION NAS series meters with multicoloured bargraphs have an universal input destined to measure temperature resistance voltage from shunts standard signals d c voltage and d c current They can find application in various industrial fields e g food industry intermediate pumping stations sewage treatment plants chemical industry weather stations breweries They are destined for the visualisation of the measured value and evaluation of change trends of checked technological processes They can also find application in autom
23. ROCEDURES According to ISO 9001 and ISO 14001 international requirements All our instruments have CE mark For more information please write to or phone our Export Department LUMEL Lubuskie Zaktady Aparat w Elektrycznych LUMEL S A ul Sulechowska 1 65 022 Zielona G ra Poland Tel 48 68 329 51 00 exchange Fax 48 68 329 51 01 e mail lumel a lumel com pl http www lumel com pl Export Department Tel 48 68 329 53 02 or 53 04 Fax 48 68 325 40 91 e mail export lumel com pl March 2006 KZ1262 06
24. amming of recording every 20 sec from 12 30 enter into the programming mode choose the Go_r parameter and introduce the value 12 30 transit into IntE parameter and introduce the value 00 00 20 choose the rEc parameter and switch the recording in On after exiting the programming matrix the memory will be erased and the meter will begin recording results evry 20 sec from 12 30 After filling the memory the recordingwill be switching off 57 10 ORDERING PROCEDURE Table 5 NAS METER WITH BARGRAPH x x xx x Bargraph colour colours R G R G 7 colours R G B R G Display colour without display red green blue como Input signal universal input table 6 on order Analogue output signal without output current programmed voltage programmed 0 10 V on order gt lt Digital output signal without output RS 485 digital outpu Additional outputs without output 4 relays outputs 8 OC outputs on order gt lt Supply 95 253 V a c d c 20 40 V a c d c on order Kind of terminals socket screw plug on order Execution standard custom made Acceptance test without a quality inspection certificate with an extra quality inspection certificate according customer s
25. are shown on the fig 3a Connections of input signals are shown on the fig 3b and output signals on fig 3c and 3d The meter has programmable inputs Maximal measuring ranges are given on figures A3 A5 4 rela outputs 8 OC outputs AT Analogue output RS 485 10 A1 o 32 A2 o 31 o 30 A4 o 29 A5 o 28 o 27 A7 o 26 A8 o 25 24 GND o 23 22 o 19 B 18 GND o 34 17 Rell EE Power supply Supply of object 24 d e transducers 600 V 40 5 I o GND Thermocouple or 300 mV voltage from shunt Resistance thermometer a Description of the terminal strip Resistance thermometer in two wire system or resistance measurement Resistance thermometer in three wire system Thermocouple or 300 mV voltage GND 600 V 600 V voltage input GND 40mA 40 mA current input 3 4 GND 5A 5 current input 40 24 V d c 40 24 V d c 3 5 13 14 3 5 13 14 lt eto Two wire object transducer Three wire object transducer b Conn
26. arm threshold lt Alarm No gt Value 0 Bargraph switched off OFF 1 Red r 2 Green G 3 Red Green rG Other values accessible only in meters with RGB diodes Blue b Red Blue rb Green blue Gb Red Green Blue rGb Output characteri stic Characteristic of the analogue output Baud rate 1999 9999 1999 9999 1999 9999 1999 9999 Value 0 Characteristic switched off 1 Characteristic switched on Parameters of the analogue output Param Param Param Baud characteristic eters of the analogue output characteristic eters of the analogue output characteristic eters of the analogue output characteristic rate of the RS 485 interface Working mode Value 2400 bit s 4800 bit s 9600 bit s Working mode of the MODBUS protocol Value 1 ASCII 8N1 ASCII 7E1 ASCII 701 2 3 4 RTU 8N2 RTU 8E2 RTU 802 RTU 8N1 Address ks Choice of the device address Test of the display Lack of operation Test 0 23 5959 Current time This parameter occurs with four places after the decimal point in format gg mmss where gg means hours mm means minutes 55 means seconds In case when introducing and incorrect time the indicator will correct it automatically Recording hes istratio
27. ation systems where programmed controllers are applied Fig 1 View of the NA5 meter 5 meters can have in option a continuous analogue output a relay output open collector OC type outputs and an RS 485 digital output They are programmed by means of the keyboard and through RS 485 NAS meters realise following functions 2 measurement of the input quantity and displaying it on the display and the bargraphs recounting of the input signal into indication on the base of the individual linear characteristic arithmetical functions raising to a power extraction of roots programming of colours and bargraph resolutions signalling of alarm value setting exceedings recording of the measured signal in programmed time segments storage of maximal and minimal values programming of the measurement averaging time programming of the indication resolution deadlock of the parameter introduction by means of a password conversion of the measured quantity into a voltage or current output signal service of the RS 485 interface in MODBUS protocol both in ASCII and RTU mode SET OF THE NA5 METER We deliver in the set NA5 meter 1 pc user s guide 1 pc guarantee card 1 pc plug with screw terminals 1 or 2 pcs depending on execution holders to fix the meter in the panel 2 pcs set of stickers with units 1 pc When unpacking the meter please check whether the type and execution code on the data plat
28. bargraph is to be lighted Setting possibility 1999 9999 AL ito ALS Parameters of alarm 1 to alarm 8 Lower alarm threshold Setting possibility 1999 9999 Pex Upper alarm threshold Setting possibility 1999 9999 ESPA Alarm type Fig 8 shows alarm types mor normal switched on GFE switched off manually switched Till the time of the alarm type change the alarm output is being permanently switched on HOF manually switched off Till the time of the alarm type change the alarm output is being permanently switched off Delay of the alarm operation The parameter is defined in seconds i e one must give the time in seconds after which the alarm will operate after its occurrence The alarm operation follows after the measurement averaging The alarm switching off follows without delay 0 0 999 9 Introduction of 0 0 causes the opera tion at the moment of the alarm occur rence Support of alarm signalling In the situation when the holding function is switched on after the alarm state stoppage the alarm is still switched on relay or OC contacts The alarm state is active till the moment of erasing it by means of the combination of lt and ex keys GFF The maintenance of the alarm output is switched off Gn The maintenance of the alarm output is switched on 23 Output parameters t
29. de e g Mode RTU 8N2 value 0x02 in case of readout record through the interface NA5 meter Execution with a voltage analogue output 00 No of the software version 1 00 Device address set on Adr 0 x 01 For such a meter the frame has the following form Device Function Number Device Device Field depending on the address of bytes identifier state device type 01 11 08 81 00 00 3F 80 00 00 6 4 Register map of NA5 meters Register map of NA5 meters Address Type of value Description range Table 4 7000 7200 32 bits The value is placed in two successive 16 byte 32 byte registers from the 7500 area Registers are only for readout registers Registers enclose the same data as 7200 7400 oat 32 bits The value is placed in two successive 16 bit 32 bit registers from the 7600 area Registers are only for readout registers Registers enclose the same data as 7500 7600 oat 32 bits The value is placed in a 32 byte register Registers are only for readout 7600 7700 oat 32 bits The value is placed in a 32 bit register Registers can be read out and recorded 35 6 5 Registers for recording and readout NAS meter 5 0 Description The value is placed in two successive 16 bit registers Writing w Readout r enclosing the same data a The value is placed in 32 bit 32 bit registers from the 760 registers Identifier Device identifier
30. e correspond to the order 3 BASIC REQUIREMENTS SAFETY INFORMATION Symbols located in this service manual mean WARNING f Warning of potential hazardous situations Especially important One must acquaint with this before connecting the NA5 meter The non observance of notices marked by these symbols can occasion severe injuries of the personnel and the damage of the instrument CAUTION is made easier One must take note of this when the instrument is Designates a general useful note If you observe it handling of the meter working inconsistently to the expectations Possible consequences if disregarded In the security scope the meter meets the requirements of the EEC Low Voltage directive EN 61010 1 issued by CENELEC Remarks concerning the operator safety 1 General A The NA5 meter is destined to be mounted on a panel Non authorized removal of the required housing inappropriate use incorrect installation or operation creates the risk of injury to personnel or damage to equipment For more detailed information please see the user s guide All operations concerning transport installation and commissioning as well as maintenance must be carried out by qualified skilled personnel and national regulations for the prevention of accidents must be observed According to this basic safety information qualified skilled personnel are persons who are familiar with the installation assembly commissioni
31. ection way of input signals 32 31 30 29 28 27 26 25 24 23 32 31 30 29 28 27 26 25 LP LW LI A1 A2 A3 A4 A5 A7 A8 GND A1 A3 A5 A7 8 outputs of OC type 4 relay outputs c Connection way of digital and analogue output signals depending on the execution code peer A B GND IBM PC computer NA5 Meter 19 1 L 0 n6 70 GND aloe HIRIS E i 18 72 RxD 1312 T PDS IBM PC computer with an RS 485 card 19 18 Connection way of the RS 485 interface Fig 3 External connections of the NA5 meter Taking into consideration electromagnetic interference it is recommended to use shielded conductors for the connection of input and output signals The power supply must be connected by means of a two wire conductor with a suitable cross section ensuring its protection by means of an installation fusible cut out in case of a short circuit Requirements concerning the supply cable are regulate by EN 61010 1 p 6 10 standard 12 5 SERVICING After connecting external signals and switching the meter on its name 23 5 and also the current version of the program e g 00 are displayed After ca 3 seconds the meter transits automatically into the working mode in
32. hold down the key during 3 seconds causes the entry into the preview menu and the menu of recorded values One must move on the pre view menu by means of the key In this menu only all programmed ters except servicing parameters are accessible to readout The exit from the preview menu is operated by means of the key It is also possible in the preview menu to review recorded c 54 values 14 The pressure of the key on the 72 54 parameter causes the entry into the preview menu of recorder values The recorded result number is displayed alter nately with the value e g 328 0 14 The moving on recorded values follows by means of the key The pressure of this key longer than ca 2 seconds will cause the acceleration of the review The pressure of the e key in any moment will cause the lighting of the number of recorded results The exit from the review of recorded values is operated by me ans of the The algorithm of the meter servicing is presented on the fig 5 15 joeuoou paoassed 15990 ay jo 5 614 19105 y uo oyu
33. ing off or on of the individual linear user s characteri stic individual characteristic of the display n A un characteristic switched on GFF characteristic switched off Parameters of the display individual characteristic On the base of given by the user coordinates of two points the meter determines from the system of equations a and b coefficients of the individual characteristic us d d Y2 a I H2 b Where Hil H2 measured value d 1 Y2 expected value on the display Fig 9 shows the way of the individual characteristic operation Setting possibility 1999 9999 21 uo o 5 5 5 5 a 5 5 5 S t 22 Bargraph type 4 one colour bargraph ntc interval bargraph SEe E sector bargraph Pi nt point bargraph te En trend bargraph Fig 10 explains bargraph types Bargraph colour FF bargraph switched off C red r green C red green other colours are accessible only in meters with a 7 colour bargraph b blue rb blue Gb green blue 705 red green blue Parameter to set the magnifier on the bargraph Lower threshold Value on the display at which the bargraph is to be blank Setting possibility 1999 9999 Parameter to set the magnifier on the bargraph Upper threshold Value on the display at which the
34. markers in another colour Pint Increasing decreasing trend trEn Bargraph colour Bargraph off OFF Red r Green G Red Green rG Other values are only accessible in meters with RGB diodes Blue b Red Blue rb Green blue Gb Red Green Blue rGb a Magnifier on the bargraph Magnifier on the bargraph AR EA Upper Tei Choice of alarm number Range of changes is depended on the meter execution code number of alarms 38 Channel 1 Channel 2 7242 7621 wr 1999 9999 Alarm lower threshold Alarm No 7244 7622 1999 9999 Alarm upper threshold Alarm No Alarm type Alarm No Alarm delay Alarm support Value Normal Switched on Switched off Manually switched on Manually switched off delay Alarm No Alarm signalling support Alarm No Value 0 Support switched off 1 Support switched on Bargraph colour to the lower alarm threshold lt Alarm Nr gt Value 0 Bargraph switched off OFF 1 Red r 2 Green G 3 Red Green rG Other values accessible only in meters with RGB diodes 4 Blue b Red Blue rb Green blue Gb 5 6 7 Red Green Blue rGb 39 Bargraph colour after exceeding the upper al
35. n 5 meters Function description Table 3 Meaning 03 03 h Read out of n registers 06 06 h Recording of a single register 16 10 h Recording of n registers 17 11 h Identification of the slave device The maximal number of registers for writing or readout by one order is equal 28 32 Read out of n registers code 03 h Function is inaccessible in the publication mode Example readout of 2 registers beginning from the register with the address 1 DBDh 7613 in RTU mode Request Register Register Number of Number of Function address address registers registers Hi Lo Hi Lo 01 03 1D BD 00 02 Device address Response Device Function Number Value from the register Value from the register address of bytes 1DBD 7613 1DBE 7614 01 03 08 Record of values into the register code 06h The function is accessible in the publication mode Example record of the register of 1DBDh 7613 address RTU mode Request Register Register Device Value from the register addr ss Function uad rin 1DBD 7613 01 06 1D BD 3F 80 00 00 Response Register Register Function address address Hi Lo 01 06 1D BD Device address Value from the register 1DBD 7613 Record into n registers code 10h The function is accessible in the publication mode Example record of two registers beginning from the register with 1DBDh 7613 address i
36. n RTU mode Request Register Number of Bin registers Number Value for the register Value for the register Hi Lo Hi Lo 1080 7613 1DBE 7614 Function 10 Response Device address Function Register address Register Number of Number of address registers registers Lo Hi Lo 01 10 1D BD 00 02 Report identifying devices code 11h in RTU mode Example Data readout identifying the device for NA5 with a universal input Request Device addiciss Function Checksum CRC 01 11 Response Device dress Function Number of bytes CO 2C Device state Device identifier Field depending on the type of device 01 11 08 Device address Function Number of bytes Device identifier Device state Field depending on the device type Device name Analogue output No of the software program Check sum 34 81 FF OOXXXXX depending on the setpoint no of function 0x11 0x08 0x81 OxFF XXXXXX no taken advantage in NA5 meters OO X X XX X field depending on the type of the analogue output 0x00 lack of analogue output X 00 X XX X 0x01 voltage analogue output X 01 X X X X 0x02 current analogue output X02 X X X X software version implemented in the meter X____4 byte variable of float type 2 bytes in case of work in RTU mode 1 byte in case of work in ASCII mode Example Work in RTU mo
37. n of measured value Recording switched off Recording switched on Interval 0 99 5959 Time interval of the recording Recording 0 23 5959 Time of the recording start time This parameter occurs with four places after the decimal point in format gg mmss where gg means hours mm means minutes Ss means seconds In case when introducing and incorrect time the indicator will correct it automatically 7284 7642 EE 1970 2038 Year of the recording start 7286 7643 Month as Month of the recording start 41 Day of the recording start Erasing of minimum Year Month Day are information parameters they do not serve to define the date from which the recording is to be start Erasing of the minimal value Erasing of maximum No occurs No occurs Year of the memorised value 1970 2038 Lack of operation Erasing Erasing of the maximal value Lack of operation Erasing Year of memorised value in memory Month of the memorised value Month of memorised value in memory 42 Day of the memorised value Day of memorised value in memory Time of the 7663 memorised value 0 23 5959 Time of memorised value in memory This parameter occurs with four places after the decimal point in format gg mmss where gg means hours mm means minutes S
38. nction On e transit on the dLY parameter of the alarm 1 and introduce the value 10 0 in case of the alarm state duration for a time longer than 10 seconds the meter will Switch the alarm relay on Example 5 Programming of an analog output If we want to programme so that to the displayed value 0 00 mA will correspond the value 4 00 on the analogue output whereas to the value 20 00 mA the value 20 00 mA one must enter into the programming mode choose the IndO parameter and switch the individual characteristic On choose the d H1 parameter and introduce the value 0 00 transit on the O_Y1 parameter and introduce the value 4 00 transit on the d H2 parameter and introduce the value 20 00 transit on the O_Y2 parameter and introduce the value 20 00 Example 6 Bargraph programming If we want to programme so that the bargraph was of a sector type red colour between PrL and PrH parameters one must enter into the programming mode choose the tYPb parameter of the bargraph and choose SEct choose the coLr parameter of the bargraph 1 and choose r Example 7 Programming a bargraph with a magnifier If we want to programme so that the bargraph was blank for the value 0 and full lighted for the value 150 one must enter into the programming mode choose the brL parameter of the bargraph and introduce the value 0 choose the brH parameter of the bargraph 1 and introduce the value 150 56 Example 8 Progr
39. ng and operation of the product and who have qualifications necessary for their occupation 2 Transport storage Please observe the notes on transport storage and appropriate handling Observe the climatic conditions given in Technical Data 3 Installation The NA5 meter must be installed according to the regulation and instructions given in this user s guide Ensure proper handling and avoid mechanical stress Do not bend any components and do not change any insulation distances Do not touch any electronic components and contacts Instruments may contain electrostatically sensitive components which can easily be damaged by inappropriate handling Do not damage or destroy any electrical components since this might endanger your health 4 Electrical connection Before switching the meter on one must check the correctness of connection to the network In case of the protection terminal connection with a separate lead one must remember to connect it before the connection of the instrument to the mains When working on live instruments the applicable national regulations for the prevention of accidents must be observed The electrical installation must be carried out according to the appropriate regulations cable cross sections fuses PE connection Additional information can be obtained from the user s guide The documentation contains information about installation in compliance with EMC shielding grounding fil
40. nit operations 1 From the shipping date during the period given in the annexed guarantee card One should take the meter down from the installation and return it to the Manufacturer s Quality Control Dept If the unit has been used in compliance with the instructions the Manufacturer guarantees to repair it free of charge 2 After the guarantee period One should turn over the meter to repair in a certified service workshop The disassembling of the housing causes the cancellation of the granted guarantee Spare parts are available for the period of five years from the date of purchase The Manufacturer policy is one of continuous improvement and we reserve the right to make changes in design and specification of any products as engineering advances or necessity requires and revise the above specification without notice 60 61 62 63 SALES PROGRAMME MEASUREMENT DIGITAL and BARGRAPH PANEL METERS CONTROL MEASURING TRANSDUCERS RECORDING ANALOG PANEL METERS DIN INSTRUMENTS ANALOG and DIGITAL CLAMP ON METERS INDUSTRIAL and HOUSEHOLD CONTROLLERS CHART AND PAPERLESS RECORDERS POWER CONTROL UNITS and INVERTERS AUTOMOTIVE DASHBOARD INDICATORS ACCESSORIES FOR MEASURING INSTRUMENTS MEASURING SYSTEMS ENERGY HEAT CONTROL CUSTOM MADE PRODUCTS WE ALSO OFFER OUR SERVICES IN THE PRODUCTION OF ALUMINIUM ALLOY PRESSURE CASTINGS PRECISION ENGINEERING AND THERMOPLASTICS PARTS QUALITY P
41. rm when the recording has began Setting possibility 70 01 01 38 12 31 p 5 2 5 5 S o o 5 o r4 26 Recording time interval Defines the segment of time and at which sequence the result will be to memorised Minimal interval 1 s Format hh mm ss Setting possibility 00 00 00 99 59 59 a nor PrH gt PrL 9 Bir 2 1 Relay switched on E 0 Relay switched off 0 a PrL PrH Measured value 2 b nor PrH lt PrL o I 1 8 1 Relay switched on 0 Relay switched off pOr a PrH PrL Measured value a c OFF S 1 1 Relay switched on 0 Relay switched off B a PrL PrH Measured value 2 d On a 8 4 8 1 Relay switched on 5 0 Relay switched off 2 20 i i t 1 gt PrL PrH Measured value Fig 8 Alarm types a b normal c switched off d switched on 27 a Displayed quantity Any characteristic A 2 slope 2 d_Y1 Any displacement of the characteristic gt H1 H2 Measured quantity Value H1 on the meter input gt value d Y1 on the display Value H2 on the meter input gt value d Y2 on the display other characteristic points are calculated b Quantity on the analog Pa Any characteristic slope CENE of the characteristic Any displacement gt d H1
42. s means seconds In case when introducing and incorrect time the meter will correct it automatically Index of the memorised value Number of memorised value in memory Status Operation status on the buffer Value 0 Lack of operation 1 Searching acc date and time registers nr 7660 7663 and 7320 7326 Searching acc time registers nr 7663 and 7326 Searching acc index registers nr 7664 and 7328 Load next values into the buffe registers7672 7691and 7344 7382 Load previous values into the buffer registers7672 7691 and 7344 7382 Go to the first memorised value in memory Go to the last memorised value in memory 43 Number of the memorised value Number of memorised value in memory placed in the first register of the buffer Memory is empty Number of the memorised value Number of recorded registers Number of recorded buffer registers Value 0 Buffer is empty 1 750 Number of recorded registers 1970 2038 Year for the value in the first register 1 12 Month for the value in the first register 1 31 Day for the value in the first register 0 23 5959 Time for the value in the first register This parameter occurs with four places after the decimal point in format gg mmss where gg means hours mm means minutes
43. stic In case of the analog output individual characteristic switching on the measurement result is linearly converted according to the introduced parameters d_H1 d_H2 O_Y1 i O_Y2 29 The meter currently checks the value of the introduced parameter at the moment In case when the introduced value exceeds the upper or the lower range of changes given in the table 1 the meter will not make the parameter record In case of the Input type change a simultaneous change of the decimal point follows optimally for the given input After the supply decay the current time is reset The recording switching off follows in following cases switching the recording off from the programming matrix change of the input type change of the recording time start or the recording time interval setting Cnt 0 filling of the memory and at a renewed switching of the meter on to the network n case of a Intr or Sect bargraph type it is possible to set only one CurL and Curh markers from one alarm The others are automatically erased Max and Min values are erased in case of changes input type individual characteristic on off writing of standard parameters Standard parameters of the NA5 meter Table 2 Parameter description Standard value Parameter description Standard value tye ani 40 mA 20 00 Loin 20 0 20 00 Hin 20 00 OFF Func OFF 0 Con 0 manually OFF
44. tatus 1 register D s 2 2 8 2 x 8 2 o d gt 9 o m NE 5 8 5 5 5 0 2 a 2 8 5 5 5 3 G C4 74 del oz o o 95 c zn S S Position of 5 5 5 c 2 5 E the decimal 55 2 8 point Hn bits 15 14 13 12 1110 9 8 7 6 5 4 3 2 1 0 MSB LSB Bit 15 9 No used Bit 8 Error of the conductor resistance compensation 0 lack of error 1 signalling of the compensation error Bit 7 5 Position of the decimal point 000 lack 001 000 0 010 00 00 011 0 000 100 Auto Bit 4 Signalling of the upper range exceeding 0 normal work 1 range exceeding Bit 3 Signalling of the lower range exceeding 0 normal work 1 range exceeding 46 Bit 2 Individual characteristic 0 individual characteristic switched off 1 individual characteristic switched on Bit 1 0 Kind of output voltage current 00 lack of analogue output 01 current 10 voltage Description of the status 2 register d c o E o 5 2 E 5 o o o a results in memory Alarm 8 state Alarm 7 state Alarm 6 state Alarm 5 state Alarm 4 state Alarm 3 state Alarm 2 state Alarm 1 state Working mode and information unit Baud rate bits 15 14 13 12 11 10 9 MSB Bit 15 No used Bit 14 13 Record of measurement results in memory 0 Recording
45. ters and cables These notes must be observed for all CE marked products The manufacturer of the measuring system or installed devices is responsible for the compliance with the required limit values demanded by the EMC legislation 5 Operation Measuring systems including NA5 meters must be equipped with protection devices according to the corresponding standard and regulations for prevention of accidents After the instrument has been disconnected from the supply voltage live components and power connections must not be touched immediately because capacitors can be charged The housing and the door must be closed during operation 6 Maintenance and servicing Please observe the manufacturer s documentation Read all product specific safety and application notes in this user s guide manual 8 e Before taking the meter housing out one must turn the supply off e The removal of the instrument housing during the guarantee contract period may cause its cancellation 4 INSTALLATION 4 1 Fitting Prepare a 44595 x 137 5 95 mm hole in the panel The thickness of the material from which the panel is made should be in the range 1 45 mm The meter has screw terminal strips which enable the connection of 2 5 mm cross section external conductors Meter dimensions are shown on the fig 2 max 92 144 Fig 2 Meter overall dimension 4 2 External connection diagrams The description of terminal strips
46. tocol ASCII RTU baud rate maximal response time to the request frame Additional supply output Memory parameters meter memory recording min record interval 50 RS 485 MODBUS 8N1 7E1 7O1 8N2 8E1 801 8N1 2400 4800 9600 baud 500 ms 24 V d c maximal load 30 mA 750 samples 1 sec Basic error Additional errors in nominal working conditions when measuring the temperature compensation of reference junction temperature changes compensation of conductor resistance changes from ambient temperature changes Averaging time Rated operation conditions supply voltage depending on the execution code supply a c voltage frequency ambient temperature storage temperature relative humidity pre heating time Sustained overload thermocouples resistance thermometers measurement of voltage current and resistance Momentary overload 3 s sensor and voltage inputs 300 mV voltage input gt 2 5 V current input 0 1 of measuring range 1 digit 0 2 of measuring range 1 digit for thermocouples R S T 1 0 1 of the range zb 0 05 of the range 10K min 200 ms min 500 ms temperature ranges 95 230 253 V a c d c 20 24 40 V a c d c 40 50 60 440 Hz 10 23 55 C 25 85 9596 no condensation 10 min for thermocouples with automatic compensation switched on 1 hour 1 96 10 9
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