DIGITAL PANEL METER N30H TYPE USER'S MANUAL
Contents
1. 1 pc When unpacking the meter please check whether the type and execu tion code on the data plate correspond to the order 6 3 BASIC REQUIREMENTS OPERATIONAL SAFETY In the safety service scope the N30H meter meets the requirements of the EN 61010 1 standard Observations concerning the operational safety N e All operations concerning transport installation and commissioning as well as maintenance must be carried out by qualified skilled per sonnel and national regulations for the prevention of accidents must be observed e The programming of N30H meter parameters must be carried out after disconnecting measuring circuits e Before switching the meter on one must check the correctness of connections e Do not connect the meter to the network through an autotransformer e Before removing the meter housing one must switch the supply off and disconnect measuring circuits e meter is designed to be installed and exploited in electromag netic industrial environment conditions e Non authorized removal of the housing inappropriate use incorrect installation or operation creates the risk of injury to personnel or meter damage For more detailed information please study the User s Manual e When connecting the supply one must remember that a switch or a circuit breaker should be installed in the building This switch should be located near the device easy accessible by the operator and suita2. 7274 7637 Y8 wir 9999 99999 Expected value for the point No 8 7276 7638 wir 19999 99999 RZE 7278 7639 9 w r 9999 99999 Expected value for the point No 9 7280 7640 H10 wir 19999 99999 ini ME 7282 7641 10 w r 9999 99999 Expected value for the point No 10 7284 7642 wir 19999 99999 E Has oon characnienetig 7286 7643 11 w r 9999 99999 Expected value for the point No 11 7288 7644 H12 wit 9999 99999 Point of the individual charachteristic Point No 12 38 7290 7645 12 wit 9999 99999 Expected value for the point No 12 7092 7646 H13 wit 9999 99999 Point of the individual charachteristic E Point No 13 7294 7647 Y13 w r 9999 99999 Expected value for the point No 13 7296 7648 H14 wit 9999 99999 Point of the individual charachteristic ii Point No 14 7298 7649 Y14 wir 9999 99999 Expected value for the point No 14 7300 7650 H15 wit 9999 99999 Point of the individual charachteristic ul Point No 15 7302 7651 Y15 wit 9999 99999 Expected value for the point No 15 7304 7652 H16 wit 9999 99999 Point of the individual charachteristic Point No 16 7306 7653 16 wit 9999 99999 Expected value for the point No 16 7308 7654 H17 wit 9999 99999 Point of the individual charachteristic B Point No 17 7310 7655
3. e automatic setting of the decimal point programming of alarm and analog outputs with the reaction on the chosen input quantity main or auxiliary input real time clock with the function of the clock supply support in case of the meter supply decay programmed averaging time function of walking window with the averaging time up to 1 hour monitoring of set parameter values e interlocking of introduced parameters by means of a password recount of the measured quantity on the base of a 21 point individual characteristic service of the interface with MODBUS protocol in the RTU mode option conversion of the measured value into a standard programmable current or voltage signal option highlight of any measuring unit acc to the order e signaling of alarm operation switching the alarm on causes the highlight of the output number e galvanic separation between connectors alarm supply input analog output connections and RS 485 interface Protection degree from frontal side IP65 Meter overall dimensions 96 x 48 x 93 mm with terminals The meter casing is made of plastics Fig 1 View of the N30H meter 2 METER SET The set is composed of sace tee case tec 1pc User Stmaridal s c tret ctt cott itt deve 1pc Guarantee 1 pc Clamps to fix in the panel 4 pcs
4. LED1 Signalling of alarm No 1 Status of the alarm relay No 4 Status of the alarm relay No 3 Status of the alarm relay No 2 Status of the alarm relay No 1 egg 289 29 Soe 99 25 o oto fz 594 OE St 29a 22s PEUT oo 3og se gt 85 282 the area 7600 The value is placed in 32 bit registers Description Table 10 7200 7600 coLLo w r 9999 99999 Lower threshold of the display colour change 7202 7601 wr 19999 99999 Threshold of me display colour 7204 7602 ovrLo w r 9999 99999 Lower threshold of the display narrowing 7206 7603 ovrHl w r 9999 99999 Upper threshold of the display narrowing 7208 7604 PrL1 w r 9999 99999 Lower threshold of alarm 1 7210 7605 PrH1 w r 9999 99999 Upper threshold of alarm 1 7212 7606 PrL2 w r 9999 99999 Lower threshold of alarm 2 7214 7607 PrH2 9999 99999 Upper threshold of alarm 2 7216 7608 PrL3 w r 9999 99999 Lower threshold of alarm 3 7218 7609 PrH3 w r 9999 99999 Upper threshold of alarm 3 7220 7610 PrL4 w r 9999 99999 Lower threshold of alarm 4 7222 7611 PrH 4 9999 99999 Upper threshold of alarm 4 7224 7612 wr 9999 99999 Lower threshold of analog output 7226 7613 AnH 9999 99999 U
5. bAud Baud rate of the 85485 interface 38 4 38400 bit s 57 6 57600 bit s 115 2 115200 bit s r8n2 rot Type of transmission frame of the r8E1 5 485 interface r801 r8n1 Address in the MODBUS network Addr The write of the value 0 switches 0 247 the interface off Table 6 SEr pe Description Range of changes Write of manufacturer s settings The setting of the value YES causes the write of standard no do nothing SEt parameters into the meter YeS causes the write of The value of manufacturer s parameters is presented in the table 7 Introduction a new password manufacturer s settings SEC The introduction of the value 0 0 60000 switched the password off Setting of the current time The introduction of a wrong time can HOUR cels the introduction of time 0 00 23 59 The introduced value will not be collected On unit highlight switched on Backlighting of the unit Hun bua uh Off unit highlight switched off Display test The test consists of YeS causes the test start a successive lighting up of digital tESt display segments Alarm diodes he Pressure of the and unit highlighting diodes should be lighted push button ends the test no do nothing 21 5 4 4 Individual Characteristic meters can recalculated the measured value into any value thanks to the implemented individual characteristic function T
6. 7500 7512 float 32 bits Value placed in a 32 bit register Registers are only for readout 7600 7663 float 32 bits Value placed in a 32 bit register Registers can be read out and written 30 6 5 Registers for Write and Readout Uo 5 2 2 o gt 16 bit registers write w readout r Table 9 Description Input type 5000 voltage measurement in the 500 V range 100U voltage measurement in the 100 V range 5A voltage measurement in the 5 A range 1A voltage measurement in the1 A range HoUr current time 4001 wir Reserved 4002 wir Reserved Measurement time expressed in seconds This time 4003 Cnt wir 1 3600 defines the averaging time of the measured value The displayed value is the mean value calculated rom the Cnt1 period 4004 wir Reserved 4005 wir Reserved 4006 wir Reserved 4007 wir Reserved Number of points of the individual characteristic For the value 1 the individual characteristic is swit 4008 IndCp wr 1 21 ched off Segments of the individual characteristic are defined by parameters Xn and Yn where n point number Minimal position of the decimal point when display ing the measured value 4009 d_P w r 0 4 Value Description 0 0 0000 1 00 000 31 2 000 00 3 0000 0 4 00000 Display colour
7. Y17 w r 9999 99999 Expected value for the point No 17 7312 7656 H18 wit 9999 99999 Point of the individual charachteristic Point No 18 7314 7657 18 wit 9999 99999 Expected value for the point No 18 Point of the individual charachteristic 7316 7658 H19 9999 99999 Point No 19 7318 7659 Y19 wir 9999 99999 Expected value for the point No 19 7320 7660 H20 wit 9999 99999 Point of the individual charachteristic 20 7322 7661 Y20 wit 9999 99999 Expected value for the point No 20 Point of the ind Point No 21 charachteristi Expected va e poin No 21 39 6 6 Registers only for Readout Table 11 Name of the quantity registers include the same data as 32 bit registers from the area 7500 The value is placed in 32 bit cessive 16 bit registers These registers The value placed In two suc Constant identifying the device enaner The value 187 means the N30H meter Status is register describing the current Status state of the meter It is a register defining the control of the Control analog outpu Minima Minimal value of the currently displayed value Maximal value of the currently dis Maximum played value Displayed value Currently displayed value Current time Reserved Password of analog to digital trans ducer Reserved Measured value n
8. easuring ranges Table 13 Kind of input Indication of range class 500 V 600 600 V 0 1 of the range 100 V 130 130 V 0 1 of the range 5A 6 6 0 1 of the range 5mA 1A 2 2A 0 1 of the range 1 mA Current time 00 00 23 59 0 5 seconds 24h Relay outputs Analog outputs option Alarm output OC option Serial interface Transmission protocol Error of analog output relays NO voltageless contacts load capacity 250 V 0 5A relays switched voltageless contacts load capacity 250 V 0 5A option programmable current 0 4 20 mA load resistance lt 5000 programmable current 0 10 V load resistance gt 5000 output of OC type passive npn 30 V d c 30 mA RS 485 option MODBUS RTU 0 2 of the set range Protection grade ensured by the casing 44 frontal side 65 terminal side IP10 Weight lt 0 2 kg Dimensions 96 x 48 x 93 mm Reference Conditions and Rated Operating conditions supply voltage 85 253 V d c a c 40 400Hz or 20 40 V a c 40 400 Hz 20 60 V d c 40 400Hz ambient temperature 25 23 55 storage temperature 33 70 C reltive air humidity 25 95 inadmissible vapour condensation work position any Additional errors from temperature changes for analog inputs and outputs 50 of the class 10 K Standards fulfilled by the meter Electromagnetic compatibility e Noise imm
9. pee m AL3 AL4 OC 5 N30H 212 3 4 5 6 7 12 13 14 15 16 DM m T ALA gt O 1A 5A 100 V 500 V 85 253 VZ Fig 4 Description of signals connection strips e 1 A 5A terminals for the current measurement on the 1 A or 5 A range e 100 V 500 V terminals for the voltage measurement on the 100 V or 500 V range OC output of open collector type with an npn output transistor The output is turned on in case of a measuring range overflow 4 2 Examples of Connections An example of the N30H meter connection for current measurement is presented on the fig 5 However an example of the meter connection in the configuration for voltage measurement is presented on the fig 6 212 2 5 6 lelo 12 13 Ba us ne LL 1 3h 2 gt 85 253 V Fig 5 Meter connection the configuration for current measurement AL2 gt 85 253 V Fig 6 Meter connection in the configuration for voltage measurement 10 5 SERVICE 5 1 Display Description Alarm indexes Measured value 1 2 Uy 228593 CECE CH CZ CZ E Averaging period Highlighted unit has not go by Value increase push button Resignation push button Value change Acceptation push button push button Fig 7 Description of th
10. on Input quantity controlling the alarm Value Description 0 Main input 1 Clock Type of alarm 4 description fig 6 Value Description Delay of alarm 4 in seconds Support of alarm 4 signalling Value Description 0 Support switched off 1 Support switched on Input quantity which the analog output has to react on Value Description 0 Main input 1 Clock Type of analog output Value Description Voltage input 0 10 V Current input 0 20 mA Current input 4 20 mA Value Description 0 4800 bit s 1 9600 bit s 2 19200 bit s 34 38400 bit s 57600 bit s 115200 bit s Description Meter address The write of the value 0 causes the inerface switching off Update transmission parameters Causes the appli cation of introduced RS 485 interface settings Write of standard parameters Value Description without changes set standard parameters Password for parameters Description without password Entry in parameters preceded by a request about the password Current time This parameter occurs in the ggmm format where gg means hours mm means minutes The introduction of a wrong hour will cause the set ting 23 however the introduction of wrong minutes will generate the setting of the value 59 Switch on off the unit backlight Descript
11. pressure of the push button during the change of the pa rameter value will cause the resignation of the write 5 4 3 Characteristic of Programmed Parameters Programmed parameters and the range of their quantity changes are presented in the table below Table 1 InP 1 pg Description Range of changes 500U input 500 V 100U input 100 V tYP1 Kind of the connected input signal 5A input 5 A 1A input 1 A HoUr current time The measurement time is expressed in seconds The result on the display pres Cnt ents the mean value counted in the Cnt1 period This parameter is not taken into consideration during the measurement in the HoUr modes 1 3600 17 Table 2 Ind Parameter mm symbol Description Range of changes Number of points of the individual char acteristic For a value less than 2 the individual characteristic is switched off IndCp The number of segments is the number 1 21 of points decreased of one The individual characteristic is not taken into consideration in the HoUr modes The point value for which we will expect _ Xn Yn n point number 19999 99999 Yn Expected value for Xn 19999 99999 Table 3 dISP Parameter me symbol Description Range of changes Minimal position of the decimal point 0 0000 0 when displaying the measured value 00 000 1 d P display format This parameter is not 000 00 2 aken i
12. push button causes the display of the maximal value during ca 3 seconds entry in the level of parameter group moving through the chosen level change of chosen parameter value shift on the next digit vvu Resignation push button entry in the menu monitoring the meter parameters press and hold ca 3 seconds exit from the menu monitoring meter parameters resignation of the parameter change strict exit from the programming mode press and hold ca 3 seconds Uy 12 The pressure of the push button combination and hol ding down them during ca 3 seconds causes the deletion of alarm signa ling This operation acts only when the support function is switched on The pressure of the push button combination La causes the erasing of the minimal value The pressure of the push button combination A causes the erasing of the maximal value The pressure and holding down the push button during ca 3 seconds causes the entry to the programming matrix The program ming matrix can be protected by a safety code The pressure and holding down the push button during ca 3 seconds causes the entry to the menu monitoring meter parameters One must move through the monitoring menu by means of C4 push buttons In this menu all programmable meter parame ters are available only for readout In this mode the menu Ser is not available The exit from the monitoring menu
13. the display of the ErCod inscription The matrix of transitions to the programming mode is presented on the fig 9 The choice of the level is made by means of the push button however the entry and moving through the parameters of the chosen level is carried out by means of the 4 CA push buttons Parameter symbols are display ed alternately with their current values In order to change the value of the chosen parameter one must use the push button For resignation from change one must use the push button or der to exit from the chosen level one must chose the symbol and press the push button To exit from the programming matrix one must press during ca 1 second the push button Then the inscription End appears for ca 3 seconds and the meter transits to the display of the measured value In case of leaving the meter in the para meter programming mode the automatic abandon of the programming mode the parameter and next the menu follows after 30 seconds and the meter transits to display the measured value 5 4 1 Value Change Way of the Chosen Parameter In order to increase the value of the chosen parameter one must press the CA push button A single pressure of the push causes the increase of the value of 1 The increase of value when displaying the digit 9 causes the set of O on this digit or the minus mark in case of the oldest display digit The change of the cursor position afte
14. when the displayed value is less than coLLo 4010 Coldo wr 0 2 Value Description 0 red 1 green 2 orange Display colour when the displayed value is higher than coLLo and less than CoLHi 4011 coLbE wr 0 2 Value Description 0 red 1 green 2 orange Display colour when the displayed value is higher than coLHi 4012 ColUp wr 0 2 Value Description 0 red 1 green 2 orange Input quantity controlling the alarm Description Value Main input Clock pe of alarm 1 description fig 6 Description Delay of alarm 1 in seconds 4015 dLY1 w r 0 900 32 Support of alarm 1 signalling Value Descritpion 0 Support switched off 1 Support switched on Input quantity controlling the alarm Value Description 0 Main input 1 Clock Type of alarm 2 description fig 6 Value Description Delay of alarm 2 in seconds Support of alarm 2 signalling Value Description 0 Support switched off 1 Support switched on Input quantity controlling the alarm Value Description 0 Main input 1 Clock Type of alarm 3 description fig 6 Warto Opis 0 1 2 3 4 5 4023 dLY3 wir 0 900 Delay of alarm 3 in seconds 33 Support of alarm 3 signalling Value Description 0 Support switched off 1 Support switched
15. DIGITAL PANEL METER N30H TYPE USER S MANUAL Contents 1 APPLICATION AND METER DESIGN 5 2 METER SET e 6 3 BASIC REQUIREMENTS OPERATIONAL SAFETY 7 4 INSTALLATION eerie enn 8 5 n M 11 6 RS 485 27 7 SOFTWARE 40 1201 27 8 ERROR CODES m 9 TECHNICAL DATA eese 42 0 ORDER CODES essei 44 1 MAINTENANCE AND GUARANTEE nennen 46 1 APPLICATION AND METER DESIGN The meter is a programmable digital panel meter destined for the measurement of d c voltage or d c current Additionally the meter enables the indication of the current time The readout field is a LED display which allows the exposition of results in colours red green and orange The measured input signal can be arbitrary converted by means of a 21 point individual characteristic Features of the meter display colour individually programmed in three intervals programmable thresholds of displayed overflows 2 NOC relay alarms operating in 6 modes 2 switched relay alarms with a switching contact operating in 6 modes option signaling of the measuring range overflow
16. M0 p LATP bdA LHid bid Hv ame jo 4nojoo Jnoloo Jnoloo sieje EJEg Pda ACZ Jeddn lppPIN ui Kejdsia H109 01102 4102 opio d P dS p OSU onsu Alulod X Julod z 22126 9u jo 9u Jo pinipul Jo sjuiod jo 1527 lulod jse 1 94 JO y Jojequnw jurod 3514 1514 LZA LZH LH pul eun Ayyuenb jndui n issu painseayy urew jo nsea N LdA Lduj Fig 9 Programming matrix 16 one must hold down the push button Then the write of the parameter follows and the display of its symbol alternately with the new value The pressure of the push button during the change of the parameter value will cause the resignation of the write 5 4 2 Changing Floating point Values The change is carried out in two stages the transition to the next stage follows after pressing the push button 1 setting values from the range 19999M 99999 similarly as for integral values 2 setting decimal point positions 00000 0000 0 000 00 00 000 0 0000 the XI push button shifts the decimal point to the left however the _Z_ push shifts the decimal point to the right The
17. arm threshold 19999 99999 PrL3 PrLA PrH1 PrH2 upper Alarm threshold 19999 99999 PrH3 PrH4 dLY1 dLY2 Delay of alarm switching 0 900 dLY3 d z dLY4 19 Support of alarm signalling In he situation when the support unction is switched on after he alarm state retreat the signalling diode is not blanked LEd1 It signals the alarm state till its LEd2 blanking moment by means of oFF function switched off LEd3 he push but on function switched on LEd4 on combination This function concerns only and exclusively he alarm signaling thus relay contacts will operate without support according to the chosen ype of alarm Table 5 out Parameter symbol Description Range of changes InP main input indicated P An Input quantity on which the value analog output has to react HoUr Real Time Clock Lower threshold of the analog output One must give the value AnL for which we want to obtain the 19999 99999 minimal value of signal on the analog output Upper threshold of the analog output One must give the value AnH on which we want to obtain the 19999 99999 maximal value of signal on the analog output 10 V or 20 mA 0 10U napi ciowe O 10V tYPA Analog output type 0 20A pr dowe 0 20mA 4 20A pradowe 4 20mA 20 4 8 4800 bit s 9 6 9600 bit s 19 2 19200 bit s
18. bly marked as an element switching the meter off 4 INSTALLATION The meter has separable strips with screw terminals which enable the connection of external wires of 2 5 mm cross section Strips of input signals are protected against any accidental disconnection by means of a screw joint One must prepare a hole of 92 06 x 45 06 mm in the panel which the thickness should not exceed 6 mm The meter is adapted to be mounted in a panel The meter must be introduced from the panel front with disconnected supply voltage Be fore the insertion into the panel one must check the correct placement of the seal After the insertion into the hole fix the meter by means of clamps fig 2 Fig 2 Meter fixing E E 12 3 4 gt 9 SE a 4 CA 96 Fig 3 Overall dimensions 4 1 Signals Leads Signals led out on the meter connectors are presented on the fig 4 All input signals are separated between them from remaining circuits Analog outputs are not separated between them One don t have to take simultaneously advantage of voltage and current measure ments since measuring circuits of voltage and current are not galva nically isolated Additional output signals option gt 5 485
19. e meter frontal plate 5 2 Messages after Switching the Supply on After switching the supply on the meter displays the meter name N30H and next the program version in the form r x xx where x xx is the number of the current program version or the number of a custom made execution Next the meter carries out measurements and displays the value of the input signal The meter sets automa tically the decimal point position when displaying the value The format number of places after the decimal point can be limited by the user 11 5 3 Functions of Push buttons Acceptation push button entry in programming mode press and hold ca 3 seconds moving through the menu level selection entry in the mode changing the parameter value acceptation of the changed parameter value stop the measurement when holding down the push the result is not updated The measurement is still carried out Turning on the power supply of the meter while holding the button entering the software update mode through 85485 interface a Push button increasing the value display of maximal value The pressure of the push button causes the display of the maximal value during ca 3 seconds entry in the level of the parameter group moving on the chosen level change of the chosen parameter value increasing the value vuu 4 Push button to change the digit display of minimal value The pressure of the
20. he indivi dual characteristic rescales the input signal measured according to the set characteristic The way of the individual characteristic interaction on the meter operation has been presented on the fig 10 Displayed value Measured Individual 22 value characteristic r outputs Control of alarms RS 485 interface Fig 10 Action of the individual characteristic The user can introduce maximally twenty linearizing functions by giving points defining intervals of the given function operation and expected values for successive points On the base of given points and corre sponding values to them coefficients a and b of recalibrating straight lines are calculated The programming of the individual characteristic consists on the definition of the number of points which the input fun ction will be linearized by On must remember that the number of linea rizing functions is less of one than the number of points Next one must program successive points by giving the measured value Hn and the expected value corresponding to it value which has to be displayed Yn The graphic interpretation of the individual characteristic is pre sented on the fig 11 22 Expected value Y10 vg Y9 YT Y6 YS Y4 Y3 Y2 Y1 H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 Measure value Input function Linearized function Fig 11 Individual characteristic During the function approxima
21. in permenent damage of the meter 42 8 ERROR CODES After switching the meter on to the network or during the work messa ges about errors can appear Error message essages about errors and their reasons are presented below Table 12 Description Overflow of the upper value of the measuring range value or the programmed indication range Overflow of the lower value of the measuring range value or the programmed indication range ErFrt Communication error with the data memory One must contact the service workshop ErPar Parameter error Wrong configuration data Manufactu rer s settings will be restored after pressing any push ErdEF Default settings have been restored One must press any push to transit to a normal work ErFPL Error of measured values stored by the meter measured value maximal and minimal values One must press any push to transit to a normal work After pressing the push during 1 sec the ErdEF message will be displayed ErCAo Lack of calibration of analog outputs One must press any push to transit to the normal work Analog outputs will not be serviced One must contact the service workshop ErCOd Erroneous access code to meter parameters The error appears in the moment of giving a wrong access code to meter parameters only in case when meter parameters are protected by a password 43 8 TECHNICAL DATA
22. ion Highlighting switched off Highlighting switched on Extreme values deletion Writing in 1 to the register will cause the deletion of the minimum and maximum values Reserved 4048 Status1 2 0 0 65535 Meter status Describes the current state of the meter Successive bits present data of the event The bit set on 1 means that the event took place Events can be only erased Bit 15 Break of the supply Bit 14 Re set of the RTC clock 35 Not used Lack of communication with data memory Wrong settings Manufacturer s setting restored Bi Lack of measured values data memory Bi Not used Bi Output plate was detected Bi Output plate error or lack of calibration Bi Not used Bi Not used Bi Wrong configuration of the individual character Bi Not used Bi Not used oj mio 5jooj j o Bi Not used Status2 36 Meter status Describes the current state of the meter Successive bits present data of the event The bit set on 1 means that the event took place Events can be only deleted Bit 15 Not used Bi Not used Not used Bi Not used 4 3 2 1 Not used 0 Not used Not used Not used LED4 Signalling of alarm No 4 LEDS Signalling of alarm No 3 LED2 Signalling of alarm No 2
23. ire of the interface line is presented on the fig 4 To obtain correct transmission it is necessary to connect lines A and B in parallel with their equivalents in other devices The connection must be made through a shielded wire The wire shield must be connected to the pro tection terminal in the nearest possible neighbourhood of the meter connect the shield to a single point to the protection terminal The GND line serves to the additional protection of the interface line at long connections Then one must connect GND signals of all devices to the RS 485 bus To obtain the connection to the computer a RS 485 interface card or an appropriate converter is indispensable e g PD51 or PD10 The connection way of devices is shown on the fig 13 A Computer N30H meter B B A N30H meter B N30H meter Fig 13 Connection way of the RS 485 interface The designation of transmission lines for the card in the PC computer depends on the card producer 28 6 2 Description of the MODBUS Protocol Implementation The implemented protocol is in accordance with the PI MBUS 300 Rev G of Modicon Company specification Set of the serial link parameters of N30U meters MODBUS protocol e meter address 1 247 e baud rate 4800 9600 19200 38400 57600 115200 bit s e work mode RTU with a frame in formats 8N2 8E1 801 8N1 e maximal time to start the response 100 ms The paramete
24. is carried out by means of the push button In the monitoring menu parameter symbols are displayed alternately with their values The service algorithm of the meter is presented on the fig 8 The appearance of the symbols mentioned below on the display means Incorrectly introduced safety code 550 Overflow of the upper measuring range REG Overflow of the lower measuring range 13 1018W HOEN eui jo aoaS 8 uonduosul poog Aejdsiq 1081100U re eur 1081109 puomssed eui Bujosy9 wieje anleA anjen euuuiur Buisex i jo Ul jo Buise 3 cele PJOMSSEd jo anjen ewiulu Jo Ke dsiq LNAWAHNSYVAA spuooes spuooes CET anleA jo siejewejed Buuojuow JO 14 5 4 Programming The pressure of the push button and holding it down through ca 3 seconds causes the entry to the programming matrix If the entry is protected by a password then the safety code symbol SEC is display ed alternately with the set value 0 The write of the correct code causes the entry to the matrix the write of an incorrect code causes
25. itched 6 switched on Output Output switched off switsched off gt gt Pri PrH Measured PrH Measured quantity quantity a n on b n off Aar Alarm p output A A RE 1 aj Qutput Output 0 on 0 switched Switched od Output Output T output switched off switched off switched off gt PrH Measured PrL PrH Measured quantity quantity c on d off Fig 12 Alarm types a n on b n off c on d off 24 Caution e Incase of alarms of n on n off on off types the write of PrL gt PrH will cause the alarm switching off e Incase of a measuring range overflow the reaction of the relays is compatible with written PrL tYP parameters In spite of the displayed overflow the meter still carries out the measurement e The meter controls currently the value of the introduced parame ter at the moment In case when the introduced value overflows the upper range given in the table 1 the meter will make automatically the change into the maximal value Similarly in case when the introduced value overflows the lower change range given in the table 1 the meter will make automatically the change into the minimal value 5 4 6 Display Format The N30H meter adapts automatically the display format precision to the value of measured quantity So that the function could be fully used one must choose the format 0 0000 then the meter will display the me asured value
26. nto consideration during the 0000 0 3 CoUntH and HoUr modes 00000 4 Display colour when the displayed CoLdo value is less than CoLLo Display colour when the displayed rEd red CoLbE value is higher than CoLLo and less grEEn green han CoL Hi orAnG orange Display colour when the displayed value CoLuP higher than CoL Hi CoLLo Lower threshold of colour change 19999 99999 CoLHi Upper threshold of colour change 19999 99999 Lower threshold of the display nar rowing Values below the declared ovrLo hreshold are signaled on the display by 19999 99999 he symbol Upper threshold of display narrowing ovrHi Values above the declared threshold are 19999 99999 18 signaled on the display by the symbol Table 4 ALr2 ALr3 ALr4 Parameter symbol Description Range of changes P_A1 P A2 InP1 Main input indicated Input quantity steering the alarm value Hour real time clock P_A4 n on normal transition from O to 1 n oFF normal transition from 1 to 0 on switched on tYP1 oFF switched off H on manually switched 2 Alarm type Fig 12 presents the on till the change time of tYP3 graphical imaging of alarm types the alarm type the alarm tYP4 output remains switched on for good H oFF manually switched off till the change time of the alarm type the output alarm remains switched off for good PrL1 PrL2 lower Al
27. oration After selecting from the menu Updating the option Device software updating the Lumel Updater LU window opens Fig 13 b Press Connect The information window Messages contains information on the updating process At the correctly opened port the message Port opened displays 41 Entering the updating mode the meter is carried out remotely by LU program based on the settings in LPCon adres mode baud rate port Com or by switching on the meter power supply with pressed key lt Pulsating of the meter state diode in gre en signals readiness for updating whereas the LU program displays the message Device found and the name and version of the program of the conneted device One should press the button and indicate the meter updating file At the correctly opened file the information File opened displays One should press Send button After upda ting being successfully completed the meter switches to normal work whereas the information window displays Done and the duration time of the updating After the LU window closure one should go to the parameters group Restoring manufacturer s settings mark the op tion and press Apply button Then press the icon Save in order to save readout initially set parameters Current software version may also be checked by reading the meter welcome messages after switching on the power supply Note Switching the supply off during the software updating process may result
28. ot recalculated n relation to the individual characteristic asi Reserved Reserved 40 7 SOFTWARE UPDATING The N30H meters from the version 1 09 in version with RS 485 interface come with the implemented function that allows for updating the software from a PC with LPCon or eCon software Free LPCon program and the updating files are available on our website www lumel com pl In order to update software the RS 485 converter on USB such as PD10 converter must be connected to the computer a E enun ren m ME UPDATER 110 a B tue cm Device LUMEL 7 5 pap RE 5 Pon Gw Bech mat me File Clint TNT TI FA FA E Messages c Devee kard 290 e Fe pened ee seen ox sson az Otun danh OC 145225 Fig 13 The view of program window a LPCon b Lume Updater LU Note After updating the software the manufacturer s settings for the transducer ought to be set therefore it is advisable to store the meters parameters before its updating using LPCon or eCon software After LPCon has been started one ought to set serial port baut rate mode and the transducer address in Options Then choose the N30H meter from the menu Devices and click the icon Read in order to read all set parameters necessary for their later rest
29. pper threshold of analog output 7228 7614 w r 9999 99999 Reserved 7230 7615 w r 9999 99999 Reserved 7232 7616 w r 9999 99999 Reserved 7234 7617 wit 9999 99999 Reserved 7236 7618 wit 9999 99999 Reserved 7238 7619 wit 9999 99999 Reserved 37 7240 7620 wir 9999 99999 Reserved 7242 7621 wir 9999 99999 Reserved Sz ain m 7244 1622 H1 wit 9999 99999 Eon of the individual charachteristic oint No 1 7246 7623 Y1 wir 9999 99999 Expected value for the point No 1 mem 7248 7624 H2 wit 9999 99999 oint of the individual charachteristic Point No 2 7250 7625 2 wir 9999 99999 Expected value for the point No 2 E EOD ET 7252 7626 H3 wit 9999 99999 oint of the individual charachteristic Point No 3 7254 7627 Y3 wir 9999 99999 Expected value for the point No 3 iem 7256 7628 H4 wit 19999 99999 POM of the individual charachteristic oint No 4 7258 7629 Y4 wir 9999 99999 Expected value for the point 4 S SST EET 7260 7620 H5 wit 9999 99999 oint of the individual charachteristic Point No 5 7262 7631 Y5 wir 9999 99999 Expected value for the point No 5 S m xm 7264 7632 H6 wit 9999 99999 oint of the individual charachteristic Point No 6 7266 7633 Y6 w r 9999 99999 Expected value for the point No 6
30. r configuration of the serial link consists on the settlement of the baud rate bAUd parameter device address Addr parameter and the format of the information unit Prot parameter Notice Each meter connected to the communication network must have e unique address different from addresses of other devices connec ted to the network e identical baud rate and type of information unit 6 3 Description of Applied Functions Following functions of the MODBUS protocol have been implemented in the N3OU meter e 03 Readout of n registers 04 Readout of input n registers 06 Write of a single register 16 Write of n registers 17 Identification of the slave device 29 6 4 Register The register map of the N30H meter is presented below Notice All given addresses are physical addresses In some computer pro grams logical addressing is applied then addresses must be increa sed of 1 Table 8 Range of addreses Value type Description 4000 4049 integer 16 bits Value placed in a 16 bit register 7000 7025 float 32 bits Value placed in two successive 16 bit registers Registers include the same data as 32 bit register from the area 7500 Registers are only for readout 7200 7363 float 32 bits Value placed in two successive 16 bit registers Registers include the same data as 32 bit register from the area 7600 Registers can be read out and written
31. r pres sing the Ca push button In order to accept the set parameter 15 psomssed 1591 yun eui euin y e y Jo pjepuejs 6 Keidsig dmes oponponu SAS 3531 yun 238 195 138 jndjno jndino Bojeue gino 6 Mele NAR indjno Sano Anuenb gpg 8 Jo pneg jo pury an Jo joad pnvq v d amp Huy uv d ino Hoddns 6ulleuflS Aejep wel PAIP edA PdA plouseiuj Jeddn JeNo vid z wieje 10 Ayquenb indui jo sdAL d va yoddns Buljeubis 1 Aejap adh plouselu pjoyseiyy Jeddn 18M0 H4d ed wieje Joy Auenb jo d L V d g 17 Hoddns GuijeuBiS 2041 Aejap edA wey Jeddn JeNo 1 Anuenb ndu jo ed ZY d Z 014140 Uuele Jo Hoddns kejap adh ploysauuj en indu BujeubiS Jeddn J9
32. requirements 46 Code of the highlighted unit Table 15 Code Unit Code Unit 00 Lack of unit 29 01 V 30 RH 02 A 31 pH 03 mV 32 kg 04 kV 33 bar 05 mA 34 m 06 kA 35 07 W 36 5 08 kW 37 h 09 MW 38 m3 10 var 39 obr 11 40 szt 12 Mvar 41 imp 13 VA 42 rps 14 kVA 43 m s 15 MVA 44 1 5 16 kWh 45 obr min 17 MWh 46 rpm 18 kvarh 47 mm min 19 Mvarh 48 m min 20 kVAh 49 l min 21 MVAh 50 m min 22 Hz 51 szt h 23 kHz 52 m h 24 53 km h 25 kQ 54 mas h 26 55 27 sp 56 Vn 28 K XX On order 1 1 after agreeing with the Manufacturer 47 10 MAINTENANCE AND GUARANTEE The digital panel meter does not require any periodical maintenance In case of some incorrect operations 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 meter has been used in compliance with the instructions the Manufacturer warrants to repair it free of charge After the Guarantee Period One should turn over the meter to repair it in a certified service workshop The disassembling of the casing causes the cancellation of the granted guarantee Spare parts are available for the period of five years from the date of purchase Our policy is one of continuous improvement and we re
33. serve the right to make changes in design and speci fications of any products as engineering advances or necessity requires and revise the above specifications without notice 48 49 N30H 09A LUMEL S A ul S ubicka 1 65 127 Zielona G ra Poland Tel 48 68 45 75 100 Fax 48 68 45 75 508 e mail lumelQ lumel com pl http www lumel com pl Export Department Tel 48 68 45 75 302 Fax 48 68 32 54 091 e mail export lumel com pl
34. tion one must remember that for the ap proximation of functions strongly differing from the linear characteristic the higher the number of linearizing segments the smallest the error related to the linearization If measured values are smallest from H1 then recalculations will be made on the base of the first straight line calculated on the base of points 1 1 an H2 Y2 However for values higher than Hn where n the last declared measured value the value to display will be calcu lated on the base of the last assigned linear function Note All introduced points of the measured value Hn must be arran ged in the increasing sequence such to preserve the following depen dence H1 H2 H3 Hn If the above is not fulfilled the individual characteristic function will be automatically switched off will not be realized and a diagnostic flag will be set in the status register 23 5 4 5 Alarm Types The N30U meter is equipped with 2 alarm outputs with NOC contact make contact and two alarm outputs with NOC NCC contact make and break contact option Each of alarms can work in one of the six modes The work of alarms in modes is presented in the fig 12 n on n off on off Two remaining modes h on and h off mean respectively always switched on and always switched off These modes are desti ned for the manual simulation of alarm states Alam Alarm output output 4 4 1 Output Output 0 sw
35. unity acc to EN 61000 6 2 e Noise emission acc to EN 61000 6 4 Safety requirements Acc to the EN61010 1 standard e isolation between circuits basic e installation category III e pollution level 2 e maximal phase to earth working voltage 300 V for the supply circuit for the measuring input 600 V for analog input signals cat 300 V cat 111 50 V for remaining circuits e altitiude above sea level lt 2000 m 45 9 ORDER CODES Table 14 Parac pare WER x x Pex x x Supply 85 253 V a c 40 400 Hz or 20 40 V a c 40 400 Hz 20 60 V d c Additional outputs lack OC output RS 485 analog outputs OC output RS 485 analog outputs switched over relay outputs 2 2222 2 Unit unit code acc to the table 15 XX Version cinietzlro EE 00 OuStOITis made eR AR A a tas XX Language Polish English Other Acceptance tests without extra requirements with an extra quality inspection certificate Acc to customer s request after agreeing with the Manufacturer Order example The code N30H 1 0 01 00 E 0 means N30H programmable N30H panel digital meter 1 supply 85 253 V a c d c 0 lack of additional outputs 01 unit V acc to the table 2 00 standard version E English language 0 without extra
36. with the possible highest accuracy This function does not operate for the time display where the format is set automatically The current time HOUr mode is displayed in the 24 hours format in the form hh mm where hh current time and mm current minute 25 5 5 Manufacturers Parameters Standard settings of the N30U meter are presented in the table 8 The se settings can be restored by means of the meter menu through the choice of the option Set from the menu Ser Table 7 Parameter symbol Level in the matrix Standard value 5000 1 Ho ERE ee Ee 2 1 PrH1 PrH2 PrH3 PrH4 KEES 26 dLY1 dLY2 LEd1 LEd2 LEd3 LEd4 ABE ae off off 6 RS 485 INTERFACE N30H programmable digital meters have a serial link in RS 485 stan dard for the communication in computer systems and with other de vices fulfilling Master function An asynchronous communication cha racter protocol MODBUS has been implemented on the serial link The transmission protocol describes ways of information exchange between devices through the serial link 6 1 Connection Way of the Serial Interface The RS 485 standard allows to a direct communication of 32 devices on a single serial link of 1200 m long at baud rate 9600 b s For the connection of a higher quantity of devices it is necessary to apply ad ditional intermediate separating systems e g PD51 converter 27 The lead w
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