N14 TYPE USER`S MANUAL
Contents
1. Table of 16 bit register for N14 meter Table 9 Register Operations Range Description Default address P 9 P 4000 RW 0 999 Access code to parameters 0 4001 RW 1 10000 Ratio of the current transformer 1 4002 RW 1 4000 Ratio of the voltage transformer 1 4003 RW 0 1 Erasing of watt hour meters 0 4004 RW 0 1 Erasing of 15 minute active Power PAV 0 4005 RW 0 1 Erasing of min and max 0 4006 RW 0 1 30 Quantity on the relay output 0 4007 RW 0 4 Output type 0 1 on 2 OFF 3 hon 4 hoFF 0 4008 RW 0 120 Upper value of alarm switching relay 101 4009 RW 0 120 Lower value of alarm switching relay 99 4010 RW 0 300s Delay of alarm switching 0 4011 RW 0 247 Address MODBUS network 1 4012 RW 0 3 Transmission mode 0 gt 8n2 1 gt 8e1 2 gt 801 3 gt 8n1 0 Table 9 4013 RW 0 3 Baud rate 0 gt 4800 1 gt 9600 2 gt 19200 3 gt 38400 1 4014 RW 0 1 Acceptation of above transmission parameters 0 4015 R 0 15258 Active energy two older bytes 0 4016 R 0 65535 Active energy two younger bytes 0 4017 R 0 15258 Reactive energy two older bytes 0 4018 R 0 65535 Reactive energy two younger bytes 0 4019 R 0 65535 Status register description below 0 Status register Bit 15 relay output state 1 On 0 off Bit 14 1 FRAM2. YIOMJOU e ui uoroeuuoo Jaja Bla e UI Jo pue 5190 SueJ juauno JO esn 0121119119191 1411811610 Uy jueuieunseeui 98 duram ser s dans 6 N14 PROGRAMMING 6 1 Frontal panel Display field Index of phase gantities Index of leading load Index of 3 phase quantities mean minimal maximal Erasing Decimal point Value Acceptation push ESC change push increasing push push Enter Fig 4 Frontal panel 6 2 Messages after switching the supply on After switching the supply on the meter carries out the display test and displays the name of the N14 meter and the current program version Where n nn is the number of the current program version or the number of a custom made version Caution If at the moment of the start the message Err Cal lub Err EE appears one must contact an authorized service Fig 5 Message after the meter start Fields of symbols and units Index of alarm Switching on 6 3 Working modes Change of E or displayed quantities Display of mean values together with minimu
3. Calculation rated 3 phase active Power 230 x 5 A 3450 W 3450 W 100 3450 W 100 3800 W 3100 W Therefore Aon 110 96 AoF 90 Set Monitored quantity P Kind of alarm nor Aon 110 AoF 90 7 INTERFEJS RS 485 Set of the N14 meter serial link parameters e identifier OxAC e meter address 1 247 e baud rate 4 8 9 6 19 2 38 4 kbit s e working mode Modbus RTU e information unit 8N2 8E1 801 8N1 e maximal response time 1000 ms e Implemented functions 03 16 17 03 register readout 16 register write 17 device identification Manufacturer s settings address 1 baud rate 9600 bit s RTU 8N2 mode Register map of the N14 meter In the N14 meter data are placed in 16 and 32 bit registers Process variables and meter parameters are placed in the address area of registers in the way dependent on the variable value type B Bits in the 16 bit registers are numbered from the youngest to the oldest 60 615 32 bit registers include numbers of float type in the IEEE 745 standard Address range Type of value Description Table 8 Integer Value placed in one 16 bit register De 4000 4019 16 bits scription of registers are included in the table 9 Registers for write and readout 7500 7555 Float Value placed in one 32 bit register De 32 bits scription of registers are included in the table 10 Registers for readout
4. 000 25 Power consumption in the supply circuit in the voltage circuit in the current circuit Display field Relay output Serial interface Transmission protocol Impulse energy output Impulse constant of the O C type output Protection degree ensured by the housing from the frontal side from terminal side Weight Dimensions Panel cut out dimensions lt 6 VA lt 0 05 VA lt 0 05 VA 3 x LED digits 14mm height red colour relay voltageless NOC contacts load capacity 250 V 0 5 A RS 485 MODBUS RTU output of O C type passive acc to EN 62053 31 500 imp kWh independently of set ratio Ku Ki IP 40 IP 10 0 3 kg 96 x 96 x 70 5 mm 91 05 x 91 05 mm Reference conditions and rated operating conditions supply voltage input signal 85 253 V d c or a c 40 400 Hz 0 0 005 1 2 In 0 05 1 2 Un for voltage current 0 0 1 1 2 In 0 0 1 1 2 Un for power factors Pfi frequency 45 65 500 Hz sinusoidal THD x 896 E power factor 0 0 2 cap 1 0 2 ind 0 ambient temperature 25 23 55 C storage temperature 30 70 C relative air humidity 25 9596 condensation inadmissible admissible peak factor current 2 voltage 2 external magnetic field 0 40 400 A m short duration overload capacity 5 s voltage inputs 2 Un max 1000 V current inputs 10 In work positio
5. METER OF NETWORK N14 TYPE USER S MANUAL METER OF NETWORK N14 TYPE USER S MANUAL CONTENTS Page T APPLICATION 5 2 METER SET 225 3 BASIC REQUIREMENTS OPERATIONAL SAFETY 6 4 ell ylc U rinii 6 5 METER DESCRIPTION 6 N14 PROGRAMMING 12 7 RS 485 INTERFACE 8 ERROR CODES 9 TECHGNICAL DATA 10 ORDER CODES 11 MAINTENANCE AND GUARANTEE September 2007 1 APPLICATION The N14 meter is a programmable digital panel instrument destined for the measurement of 3 phase 3 or 4 wire power network parameters in balanced or unbalanced systems with the simultaneous display of mea sured quantities and digital transmission of their values This network parameter meter enables the control and optimization of power electronic devices systems and industrial installations The N14 meter ensures the measurement of RMS voltage and current active reactive and apparent power active and reactive energy power factors frequency mean active power e g 15 min mean power Voltages and currents are multiplied by given current and voltage ratios of measuring transformers Indications of power and energy take into consideration programmed ratio values The value of each measured quantity can be transmitted to the master system through the RS 485 interface Th
6. ONIC DEVICES WE ALSO OFFER OUR SERVICES IN THE PRODUCTION OF m ALUMINIUM ALLOY PRESSURE CASTINGS PRECISION ENGINEERING AND THERMOPLASTICS PARTS m PRESSURE CASTING DIES AND OTHER TOOLS VARIOUS ELECTRONIC SUB ASSEMBLIES MSD TECHNOLOGY QUALITY PROCEDURES 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 LUMEL Lubuskie Zaktady Aparat w Elektrycznych LUMEL S A ul Sulechowska 1 65 022 Zielona G ra Poland Tel 48 68 3295 100 exchange Fax 48 68 3295 101 e mail lumel 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
7. damaged Bit 13 1 lack of calibration or erroneous calibration Bit 12 1 active calibration Bit 11 reserved Bit 10 1 the interval of power averaging does not elapse Bit 09 1 error of parameter values FRAM Bit 08 1 error of energy value in FRAM Bit 7 reserved Bit 6 1 too small voltage for frequency measurement Bit 5 1 too small voltage in phase C Bit 4 1 too small voltage in phase Bit 3 1 too small voltage in phase C Bit 2 current range 0 1 A 1 5 A Bit 1 Bit O voltage range 0 0 57 8 V 0 1 230 V 1 1 400 V P Table of 32 bit registers for N14 meter Table 10 ee Operation Description 7500 R Voltage of phase L1 7501 R Current of phase L1 7502 R Active power of phase L1 7503 R Reactive power of phase L1 7504 R Apparent power of phase L1 7505 R Active power factor of phase L1 7506 R Ratio of reactive power active power of phase L1 7507 R Voltage of phase L2 7508 R Current of phase L2 7509 R Active power of phase L2 7510 R Reactive power of phase L2 7511 R Apparent power of phase L2 7512 R Active power factor of phase L2 7513 R Ratio of reactive power active power of phase L2 7514 R Voltage of phase L3 7515 R Current of phase L3 7516 R Active power of phase L3 7517 R Reactive pow
8. e relay output signals the exceeding of the chosen quantity and the impulse output can be used for the consumption control of the 3 phase active energy The meter is fixed to the panel by means of screw holders 2 METER SET The meter set includes N14 meter 1 pc user s manual 1 pc guarantee card 1 pc holder to fix the meter in a panel 2 pcs When unpacking please check the completeness of the set E 3 BASIC REQUIREMENTS AND OPERATIONAL SAFETY In the security scope the meter meets the requirements of EN 61010 1 standard Remarks concerning the operator safety e All operations concerning the meter installation and connections should be carried out by qualified skilled personnel and national regulations for the prevention of accidents must be observed e Before connecting the meter to the power one must check the correctness of connections e Do not connect the meter to the network through an autotransformer e Before the removal of the meter housing one must disconnect its supply and all measuring circuits e The housing removal from the meter during the guarantee contract causes its cancellation e The meter fulfils requirements concerning the electromagnetic compatibility in the industrial environment e In the building installation should be a switch or a circuit breaker situated near the meter easy accessible for the operator and suitably marked 4 MOUNTING The meter is adapted to be mounted in a
9. er of phase L3 7518 R Apparent power of phase L3 7519 R Active power factor of phase L3 7520 R Ratio of reactive power active power of phase L3 7521 R Mean 3 phase voltage 7522 R Mean 3 phase current 7523 R 3 phase active power 7524 R 3 phase reactive power 7525 R 3 phase apparent power 7526 R Mean active power factor 7527 R Ratio of mean reactive Power mean active power 2 Table of 32 bit registers for N14 meter Table 10 7528 R Frequency 7529 R Phase to phase voltage L1 L2 7530 R Phase to phase voltage L2 L3 7531 R Phase to phase voltage L3 L1 7532 R Mean phase to phase voltage 7533 R Mean 15 minute active power 7534 R Reserved 7535 R Reserved 7536 R Mean minimal 3 phase voltage 7537 R Mean maximal 3 phase voltage 7538 R Mean minimal 3 phase current 7539 R Mean maximal 3 phase current 7540 R Minimal 3 phase active power 7541 R Maximal 3 phase active power 7542 R Minimal 3 phase reactive power 7543 R Maximal 3 phase reactive power 7544 R Minimal 3 phase apparent power 7545 R Maximal 3 phase apparent power 7546 R Minimal active power factor 7547 R Maximal active power factor 7548 R Minimal mean 3 phase reactive power factor active power factor ratio 7549 R Maximal mean 3 phase reactive power factor active power factor ratio 7550 R Minimal frequency 7551 R Maximal frequency 7552 R Minimal mean phase to p
10. et 4 and 5 digit parameters t U t 1 two lower display rows are used 6 5 2 Setting of communication parameters In options select the mode and confirm the choice by lt push Table 5 55 5 8 8 8 5 3 Parameter E 5 82 name 8 ES 966 Yt Displayed Adr try bAU dEF information Default valio 1 8n2 9 6 k no Range of 8n2 8e1 4 8 9 6 changes 1 24 8n1 19 2 38 4k YES no 6 5 3 Setting of alarm parameters In options select the mode A and confirm the choice by the lt push Table 6 a 20 35 Re 5 o gt 5 8 zoal zza 8997 6550 Parameter 5 SES gt 2559989 ES cos oc on name 55 Zug 6 lt 825 o o 38 35 Fer 85 5 Displayed An At Aon Aof Adt dEF information Default value oFF nor 101 99 0 no Range of see nor oFF changes table7 hon hoF 0 120 0 120 0 300 YES no Selection of monitored quantity Table 7 Displayed parameter Quantity monitored by the alarm off Alarm disabled U 1 Voltage of phase 1 11 Current of phase 1 P_1 Active power of phase 1 Reactive power of phase 1 Apparent power of phase 1 Active power factor of phase 1 Voltage of phase 2 Current of phase 2 Table 7 Active power of phase 2 React
11. hase voltage 7553 R Maximal mean phase to phase voltage 7554 R Minimal mean 15 minute active power 7555 R Maximal mean 15 minute active power 8 ERROR CODES Messages about errors can appear during the meter operation Reasons of these errors are presented below Err when the voltage or current is too low during the meter work Pfi toi below 1096 Un In f below 1096 Un The full time intervat of power averaging PAu does not elapse 9 TECHNICAL DATA Measuring ranges and admissible basic errors are presented in the table 11 Table 11 Tun Measuring Basic M d val Indicat easured value ndication range rang 11 12 13 X ORO Current 9 4 5 ALT L3 0 00 9 99 kA 0 02 6 A 0 5 Voltage L N 0 0 289 kV 2 9 440 V 0 5 Voltage L L 0 0 500 kV 10 760 V 1 45 0 70 0 Hz 45 0 65 0 Hz 0 2 Active power 999 MW 0 00 W 2 64 kW 1 4 W wa 1 999 MW 2 64 kW Reactive power 999 Mvar 0 00 var 2 64 kvar 1 4 var e ls 1 999 Mvar 2 64 kvar a Apparent power 0 00 VA 999 MVA 2 64 1 Power factor 0 00 cap 1 00 0 00 ind 02 nn 2 Active energy 0 99 999 999 9 kWh 11 Reactive energy 0 99 999 999 9 kvarh t 196 Ku ratio of voltage transformer 1 4000 Ki ratio of current transformer 1 10
12. ion certificate p 11 MAINTENANCE AND WARRANTY The N14 network parameter meter does not require any periodical ma intenance In case of some incorrect operations 1 In the period of 12 months from the date of purchase One should take the transducer 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 Ma nufacturer warrants to repair it free of charge 2 After the warranty period One should turn over the transducer to repair it in a certified service workshop The disassembling of the housing causes the cancellation of the granted warranty Spare parts are available for the period of five years from the date of purchase Our policy is one of continuous improvement and we reserve the right to make changes in design and specifications of any pro ducts as engineering advances or necessity requires and revise the above specifications without notice 4 SALES PROGRAM MEASUREMENT DIGITAL and BARGRAPH PANEL METERS CONTROL MEASURING TRANSDUCERS m ANALOG PANEL METERS DIN INSTRUMENTS RECORDING m ANALOG and DIGITAL CLAMP ON METERS m INDUSTRIAL and HOUSEHOLD CONTROLLERS CHART AND PAPERLESS RECORDERS m POWER CONTROL UNITS and INVERTERS WATT HOUR METERS m AUTOMOTIVE DASHBOARD INDICATORS m ACCESSORIES FOR MEASURING INSTRUMENTS SHUNTS m MEASURING SYSTEMS ENERGY HEAT CONTROL CUSTOM MADE MEASURING ELECTR
13. ive power of phase 2 Apparent power of phase 2 Active power factor of phase 2 Voltage of phase 3 Current of phase 3 Active power of phase 3 Reactive power of phase 3 Apparent power of phase 3 Active power factor of phase 3 Mean phase voltage Mean phase current Active 3 phase power Reactive 3 phase power Apparent 3 phase power Mean power factor Frequency Phase to phase voltage between phase 1 and 2 Phase to phase voltage between phase 2 and 3 Phase to phase voltage between phase 3 and 1 Mean phase to phase voltage Active 3 phase 15 minute power state 1 Relay enabled Relay disabled Aof Aon Measured quantity Aon Aof b nor Contact state 1 Relay Relay enabled disabled o Aof Measured quantity Aon x Aof c On Contact state 0 Relay Relay Relay disabled enabled disabled gt Aof Aon Measured quantity d OFF Contact Relay enabled disabled Aof Aon Measured quantity Fig 8 Alarm types a b normal c disabled d enabled Remained types of alarms hon always enabled hof always disab led Example of alarm setting Set the alarm of nor for Aon 2 Aof for the monitored 3 phase active Power P Version 5 A 3 x 230 400 V Alarm enabled after exceeding 3800 W alarm disabled after decreasing 3100 W
14. l values however the 4 top push maximal values Accessible measuring quantities Basic quantities L1 L2 L3 indexes are backgroung lighted Table 2 Symbolindexesare A w PF kWh Hz Nh background lighted 15 min Values row 1 U1 912 1 01 1 PF1 fl PAu displayed row 2 02 U23 12 2 02 52 2 min min in row 3 U3 031 13 P3 03 53 EnP EnQ max max Mean minimal maximal quantities indexes 3L min max are background lighted Table 3 Symbol indexes are background lighted VLN VLL A PF Values row 1 Umean Umean between Imean Pmean Qmean Smean PFmean displayed phase phase phase phase phase phase phase in row 2 min min min min min min min row 3 max max max max max max max At capacity load the index showing the load character is background lighted The exceeding of the upper indication range is signaled on the display by upper horizontal dashes The mean active power 15 min PAu is displayed after a full interval of the 15 min mean time In case when the full interval of time is not expired the message Err is displayed The display of errors was described in the chapter 8 The alarm relay switching on is signaled by the AL index background lighting 14 6 5 Setting of parameters The entry in the programming mode is ca
15. m and maximum ue Erasing Erasing Introduce the code E or a of min of max ej Selection of SET parameters E35 or 30 sec or 30 sec Meter parameters mode Setting of parameters acc to the table 4 def Y manufacturer s Communication parameters mode Setting of parameters acc to the table 5 def Y manufacturer s Alarm parameters mode Setting of parameters acc to the table 6 def Y manufacturer s parameters parameters parameters ca or or or 30 sec 30 sec 30 sec E ES 30 sec Selection quantity Selection quantity 30 sec Selection quantity 30 sec to modify to modify to modify or a or em gt 30 sec Change of quantity Change of quantity 30 Sec values values En fa or fa Change of quantity 30 sec values En or fa Fig 6 Working modes of N14 meter 6 4 Parametr preview Quantities are displayed in the measurement mode acc to the settled tables The pressure of the left 4 causes the trans ition between displayed quantities The preview of 3 phase values mean minimal and maximal is ac cessible after pressing the acceptation 4 Enter push During the preview of these values the pressure of the left push cancels minima
16. n any warm up time 5 min Additional errors in of the basic error from frequency of input signals 5096 from ambient temperature changes Standards fulfilled by the meter Electromagnetic compatibility noise immunity acc to EN 61000 6 2 interference emission acc to EN 61000 6 4 lt 50 10 C Safety requirements acc to EN 61010 1 standard e isolation between circuits basic installation category Ill pollution degree 2 maximal working voltage in relation to earth 600 V height over sea level 2000 m 5 10 ORDER CODES Table 9 NETWORK PARAMETER METER Ni4 x xx X Input current In TAA QUT ciui PA ER ce a rau 1 ARO meine me cenae A 2 Input voltage phase phase to phase Un Nenn 1 3 x 230 400 2 35 400 690 Vi 3 Kind of version Standard 00 tete b et XX Additional requirements without an extra quality inspection certificate 8 with a extra quality inspection certificate 27 to customer s agreement X The version code is established by the manufacturer ORDER EXAMPLE The N14 2 2 00 7 code means N14 network parameter meter of N14 type 2 input current 5 A X 5 2 input voltage 3 x 230 400 V 00 standard version 7 delivered with an extra quality inspect
17. panel by means of holders acc to fig 1 The meter housing is made of a self extinguishing plastics Meter dimen sions 96 x 96 x 70 5 mm One must prepare a hole of 91 0 5 x 91 05 mm in the panel which the thickness should not exceed 6 mm The meter must be introduced from the panel front with disconnected supply voltage At the rear side of the meter there are terminal strips which enable the connection of wires up to 2 5 mm After the insertion into the hole fix the meter by means of two holders N14 96 CA Cx el L 96 Fig 1 Overall meter dimensions 5 METER DESCRIPTION 5 1 Current inputs All current inputs are galvanically isolated internal current transformers The meter is adapted to co operate with external current transformers Displayed current values and derived quantities are automatically re counted by the quantity of the introduced external transformer ratio Current inputs are defined in the order as 1Aor 5A 5 2 Voltage inputs Quantities on voltage inputs are automatically recounted by the quantitiy of the introduced external voltage transformer ratio Voltage inputs are defined in the order as 3 x 57 7 100 3 x 230 400 V or 3 x 400 690 V 7 5 3 Connection diagrams Direct measurement in a 3 wire network Semi indirect measure ment in a 3 wire network Suppl
18. rried out by pressing and hol ding during 3 sec and lt lt pushes The entry in the programming mode is protected by the access code In case when there is no code the program transits into the programming option The in scription SET in the first column and symbols of respective levels P C Aare displayed Fig 7 Menu setup 6 5 1 Setting of meter parameters Select the mode P in options by Jor 4 Jpushes and confirm the choice by the lt push Table 4 5 8 28 gt 5 ENT Parameter 8 3 5 g 58 gt 2 5 3 8 name 28 55 Fe TE 28 oc Displayed information SEC ul tU dEF Default value 0 1 1 no no no Range of o 999 1 10000 1 4000 YES no YESIno YES changes se ee no no no Following values are set by means of 4 Jand pushes Posi tion of the decimal digit is selected by the a push the digit value is increased by the _4 push The active position is signalled by the cursor The value is accepted by the 1 push or abandoned by pres sing the lt push During the acceptation one can check if the value is contained in the range In case of the value setting beyond the range the meter remains in the parameter edition mode however the value is set on the maximal value if the value is too high or on the minimal value if the value is too small Caution to display and s
19. y 85 250 V2 GND 1l RS 485 WY imp 20 19 18 17 16 15 14 13 12 10 N14 L2 L3 Supply RS 485 WY imp 85 250V2 L aoe A 20 19 18 17 16 15 14 13112 10 N14 e ui uoroeuuoo 1919 6 d e d e VIN 1191 21181 61 5 UI SIESULIOJSUEN JO pue LJ juauno JO ASN ey 09298 4 AM S8t SH Alddns 5 Supply RS 485 WY im 85 250V2 Al ome A 4 e Direct measurement in a 20 19 18 17 16 15 14 13 12 10 4 wire network 1119181716 5 4 3 2 1 L1 L2 L3 Supply RS 485 WY imp 85 250V9 A apa A Semi indirect measure 20 19 18 17 16 15 14 13 12 10 ment in a 4 wire network
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