CARLO GAVAZZI WM4-96 - PROGRAMMING Manual Download Page 69

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Electrical connections

Technical features

Serial output connection

❑

Three-phase, 4 wires, balanced load

❑

Three-phase, 4 wires, Unbalanced load

CT connection
(4-wire system)

Direct connection
(4-wire system)

CT and VT connection
(4-wire system)

Summary of Contents for WM4-96 - PROGRAMMING

Page 1: ...certification a working experience of many decades and a widespread presence all over the world All this because we want our customers to have the top service and the top products Welcome in the Carl...

Page 2: ...00 to 13 displaying of the variables 9 Pages from 14 to 18 displaying of the MIN and MAX values 9 Pages from 19 to 24 displaying of the harmonic analysis 10 Displaying of the Energy Meters 11 Page 25...

Page 3: ...MAX values 28 Selecting the events 29 Data storage 30 Average values calculation 31 ENERGY METERS MANAGEMENT 34 Access to the management menu of the energy meters 34 Single tariff management 34 Dual...

Page 4: ...Front panel cut out 61 Mounting the instrument 61 Position of slots and relevant modules 62 Available modules 62 Digital outputs module 62 Digital inputs serial output modules 64 Power supply modules...

Page 5: ...tails are given on the current subject We suggest you to keep the original packing in case it is necessary to return the instrument to our Technical Service Department In order to achieve the best res...

Page 6: ...ul 32 bit Processor Also the analogue measuring input module can be adapted to the users needs the instrument acknowledges its presence adapting its electric featuresanditsoperatingmodeaccordingly The...

Page 7: ...Alphanumeric indication by means of a 7 segment graphic LCD 128x64 dpi of the measured variables total number of energy meters 4 9 digits partial 48 6 digits time periods 4 programmable within 24 hou...

Page 8: ...pages If the outputs are not present only an empty black rectan gular frame is shown if the outputs are present the display will show a letter followed by a number Four different letters may appear P...

Page 9: ...L YOU RESET THE LATCH ALARMS If you choose you will enable the reset procedure if you choose there won t be any reset The reset of the latch alarm is only available if the alarm event is finished Page...

Page 10: ...eference to the funda mental and the single harmonic angle between the V har monic and the A harmonic of the same order F F Line phase being measured and relevant voltage or cur rent value L1 L2 L3 To...

Page 11: ...d in that page Pressing the key once again the range relating to the period is highlighted Using the and keys it s pos sible to change the tariff period within the displayed season Pressing the key fo...

Page 12: ...e main input IN and output OUT F F Alarms A1 A2 A3 A4 Diagnostic D1 D2 D3 D4 Digital inputs Puse outputs P1 P2 P3 P4 The letters and numbers between parenthesis are referred to the relevant slots whil...

Page 13: ...tegration Installed power Graphic representation of the consumptions Load profile of the installed power divided into hour time periods Example the con sumed power integrated in 15 minutes exceeds the...

Page 14: ...h to be displayed wait a few seconds for the acquired data to be processed Displaying with access to the Pass Code Pass 1000 Displaying of recorded events Only if the RS232 RTC module data memory is p...

Page 15: ...n press the key in any one of the measuring page excluded the load profiles when the instrument asks for the pass code set the value 999 the instru ment shows you the page where the energy values are...

Page 16: ...isplays NOT AVAILABLE VALUE Pass 997 Reset of the Data Memory only if the RS232 RTC module is available It s possible to reset all the information stored in the data mem ory To enter this function pre...

Page 17: ...l number Access to the main menu Press the key to access to the programming menus from the measuring and displaying phase you cannot access the main menu if the instrument is in the displaying pages o...

Page 18: ...s back to the main menu as shown in the fig ure on the left To reset your choices and go back to the main menu press F S S F F S S 1 2 2 1 Measure S F S F Inputs Depending on the hardware configuratio...

Page 19: ...tion by means of the and keys and press to enter in the sub menu Choose the MEASURE function by means of the and keys press to select the relevant operating mode and enter the relevant sub menu where...

Page 20: ...GAS TARIFF or WATER METER for the water meter Choose the desired option by means of the and keys and confirm with By choos ing WATER METER or kvarh meter when the kvarh is chosen automatically also t...

Page 21: ...e INPUT function by pressing the and keys then press to enter the rele vant sub menu Choose the PULSE function by means of the and keys and press the key to select the operating mode and enter the rel...

Page 22: ...d confirm with 7 The instrument asks the user to enter the number of puls es to be associated to the unit increase pulse kWh ex entering the value 10 the instrument will need 10 input puls es to displ...

Page 23: ...to program them correctly ON if they are to be used and OFF if they are not to be used so as to avoid any wrong measures If WM4 96 is used in the PULSE operating mode it needs a full scale to be set t...

Page 24: ...module is not necessary to enable the 2 modules set the instrument as follows A1 OFF A2 OFF A3 ON C1 ON C2 ON C3 ON Then set the full scale in the SYSTEM menu according to your plant Every modificatio...

Page 25: ...N phases unbal three phase bal anced 3 phases bal and three phase unbalanced 3 phases unbal Choose the SYSTEM function by means of the and keys press to confirm then select the desired system by mean...

Page 26: ...le if the pri mary of the CT current trans former being connected is 300A and the secondary is 5A the CT ratio corresponds to 60 obtained from the calculation 300 5 Choose the function CT RATIO by mea...

Page 27: ...is function allows you to select the variables to be displayed on page 00 Choose the DISPLAY PAGE func tion by means of the and keys press to confirm then select the desired section of the display usi...

Page 28: ...MAX1 for the maximum val ues and MIN1 for the minimm val ues Press to open the sec ondary menu with the list of the available variables to be selected Scroll the list of the variables using the and k...

Page 29: ...llable outputs from R1 to R4 see also REMOTE CONTROL DIGITAL OUTPUTS A alarms logging of up to 4 alarms from A1 to A4 see also ALARM DIGITAL OUTPUTS To use this function select EVENTS SELEC from the m...

Page 30: ...back to the main menu press To select the integration time reapeat step 1 then select TIME INTERVAL by means of the F S S S F S F F S F S S S and keys and confirm with the display shows the win dow f...

Page 31: ...ing the and keys and confirm your choice with The display will show the window for setting the time in min utes use the and keys to set the desired value confirm with To reset your choices and go back...

Page 32: ...232 RTC modules the reset and the start of the synchronization is carried out when the instrument is switched on with the DIGITAL INPUTS module installed the synchronization begins when the A3 and C3...

Page 33: ...ramming Holidays period 31 DMD AVG calculation 17 37 FIXED AVERAGE CALCULATION FLOAT AVERAGE CALCULATION Where Pmax is the maximum measured power Pc is the contractual power t1 is the selected average...

Page 34: ...ch is the same for thewholeyear SelectSINGLETARIFF by means of the and keys and confirm your choice with S When you change the type of management and after the choice is confirmed the instrument reset...

Page 35: ...key again the end tariff minutes will be highlighted 6 press the key again the MIN UTES box will appear on the lower part of the display now you can set the desired minutes e g 10 by means of the and...

Page 36: ...6 12 18 2 4 8 10 14 16 20 22 trf1 kWh kWh kvarh kvarh 1 Imported active energy Exported active energy Imported reactive energy Exported reactive energy The measured energy partial energy is placed in...

Page 37: ...the DUAL TARIFF is no more available F S Programming the HOLIDAY period To program the HOLIDAY period proceed in the following way 10 Choose HOLIDAY in the DUAL TARIFF menu by means of the and keys an...

Page 38: ...es from left to right keys to scroll along the available parameters It s possible to choose the tariff to be associated to the HOLIDAY period according to the following procedure starting from the box...

Page 39: ...of the Year To enable the setting of the daily time periods press when the WINTER or SUMMER seasons are highlighted The fol lowing settings are the same as the ones described from Step 1 to Step 9 on...

Page 40: ...the figure above there s a daily division into three periods with two different tariffs MULTI TARIFF management trf end start WINTER 1 OO OO O6 OO 2 O6 OO O8 OO 3 O8 OO 1O OO TARIFF 1 trf1 24 6 12 18...

Page 41: ...enter the relevant submenu Then select the required tariff t1 t2 t3 t4 by means of the and keys and confirm with The full scale selection window appears select the desired full scale value by means of...

Page 42: ...TENTION ALL THE METERS WILL BE RESET WILL YOU CONTINUE To end the RESET procedure press to go back to the TARIFF SELECTION menu counters sub menu press The reset procedure allows the user to choose am...

Page 43: ...ET by means S firm with The instrument displays the following mes sage PAY ATTENTION ALL THE GAS COUNTERS WILL BE RESET WILL YOU CONTINUE To end the RESET procedure press to go back to the TARIFF SELE...

Page 44: ...S F S F S S enable ON or disable OFF the displaying the function is cyclical ON OFF ON To go back to the main menu press F Clock setting This function enables the user to set the data relating to dat...

Page 45: ...e NOT AVAILABLE whereas if the module is in the slot the instru ment automatically goes to the digital output menu where the user can set four different types of output PULSE ALARM DIAG NOSTIC REMOTE...

Page 46: ...nnect ed to the desired tariff The measured energy is re transmit ted by means of the pulse output the pulses energy ratio of which is programmable Use and to select PULSE from the list of available o...

Page 47: ...s to enter the dis play window of all the alarm parameters S Select the desired variable by means of the and keys press to confirm and enter the sub menus dedi cated to the various parameters Variable...

Page 48: ...t off OFF alarm set point Select the value of the vari able by means of the and keys and confirm it with Out Normally energized alarm NE or normally de ener gized alarm ND Choose the desired function...

Page 49: ...onfirm pressing the key the instrument will go back to the DIGITAL OUTPUT menu To reset your choice and go back to the main menu press F S Serial output This function enables the user to set the param...

Page 50: ...user to prepare an alarm message and send it to a remote PC when an alarm changes status activation or deactivation among the selected ones Select ALARMS by means of the and keys and confirm it with...

Page 51: ...f the WM4SOFT pro gramme see Technical characteristics on page 80 GSM The instrument sends and receives short text messages SMS to from a mobile phone by GSM modem Select GSM from the RS232 menu by me...

Page 52: ...ion of the SMS maximum 5 and the mes sages coupled to the type of alarm notification maximum 8 messages of 60 characters are stored in the flash memory of the RTC Data memory module of WM4 by means of...

Page 53: ...Log6 Log7 Log8 Total kWh kvarh WM4 xxx TOTAL WM4 xxx info kWh kvarh Winter kWh kvarh WM4 xxx WM4 xxx info kWh kvarh WINTER Summer kWh kvarh WM4 xxx WM4 xxx info kWh kvarh SUMMER Holiday kWh kvarh WM4...

Page 54: ...2400 4800 and 9600 bit s PARITY no parity even parity and odd parity To exit from any of the menus or reset a choice press F S S F F F F S S S S S Digital Filter Select FILTER by means of the and keys...

Page 55: ...parameters has been selected set the desired value by means of the and keys and confirm it with To exit the FILTER menu press For any other info see Useful Info on page 56 F S F F F F S F S S S S S S...

Page 56: ...4 dgt indication The parameters of the digital filter must be set as follows DISPLAY 4 digits RANGE the variable may have variations within the average amplitude value equal to 1 3 of the rated value...

Page 57: ...ble allows you to control the symmetry of the star delta voltages for systems without neutrals and star voltages for systems with neutral The variable is calculat ed as follows where the first formula...

Page 58: ...MIN8 19 Hystogram FFT V1 THD THDo THDe Single Harmonic 20 Hystogram FFT A1 THD THDo THDe Single Harmonic 21 Hystogram FFT V2 THD THDo THDe Single Harmonic 22 Hystogram FFT A2 THD THDo THDe Single Har...

Page 59: ...V 2 V D H T D H T l 2 A 3 L A 2 L A V D H T l l 2 V 3 A D H T List of the available variables The availability of the variables depends on the type of electrical system being selected Installation Pre...

Page 60: ...dule or an RS232 com munication module The central module will help fixing also the other modules in the relevant slots To remove the mod ules use a screwdriver as shown in the picture below 60 Instal...

Page 61: ...65 67 Overall dimensions and panel cut out Mounting Insert the instrument holding its front and fasten it from the back by fixing the two lateral brackets 1 supplied with the instrument to the approp...

Page 62: ...lation Power supply modules 57 What is ASY 60 64 67 Position of the slots and relevant modules Available modules Relay digital output modules A B C D PU PS IM AO1058 Single relay output AO1035 Dual re...

Page 63: ...lay output Dual open collector output Four open collector output 3 digital inputs 3 digital inputs AUX Power supply Inputs 63 Installation Serial output connections 61 Dimensions panel cut out 60 64 6...

Page 64: ...60 66 67 AQ1038 3 digital inputs AQ1042 3 digital inputs aux power supply AR1034 RS485 Interface AR1041 RS232 Interface RTC Data memory AP1021 18 60 VAC DC Power supply AP1020 90 260 VAC DC Power supp...

Page 65: ...ion by means of NPN transistor AQ1042 digital input module Connection by means of contacts AQ1042 digital input module Connection by means of contacts AQ1038 digital input module Connection by means o...

Page 66: ...ection Additional devices provided with RS485 that is RS 1 2 3 N are connected in parallel This diagram is valid also for the open collector modules with a lower number of outputs The value of the loa...

Page 67: ...vices provided with RS485 that is RS 1 2 3 N are connected in parallel The termination of the serial output is carried out only on the last instrument of the network by means of a jumper between Rx an...

Page 68: ...63 Position of the modules 70 71 Electrical connection diagrams 3 4 wire three phase connection balanced load Direct connection 3 wire system Direct connection 3 wire system CT and VT connection 3 wir...

Page 69: ...eatures 67 Serial output connection 68 73 71 Three phase 4 wires balanced load Three phase 4 wires Unbalanced load CT connection 4 wire system CT connection 4 wire system Direct connection 4 wire syst...

Page 70: ...dule connection 68 72 71 CT connection 3 wire system ARON CT and VT connection 3 wire system ARON 3 4 wire three phase connection Balanced load 3 phase 3 wire ARON connection Unbalanced load CT and VT...

Page 71: ...al connections RS232 69 4 wire connection 68 75 71 Direct connection CT and VT connection CT connection 3 phase 3 wires conn Single phase connection Single phase connection 3 CT and 3 VT connection 3...

Page 72: ...MC GME Counting of m3 gas water tariff selection Reading current 8mA 17 5 to 25VDC AQ1042 Number of inputs 3 input power supply Input frequency Max 20 Hz duty cycle 50 Output voltage 16V Aux 24VDC Out...

Page 73: ...to 1 2 In range AV5 Apparent power 25 C 5 C R H 60 0 5 rdg fs 0 1 to 1 2 In range AV5 1 rdg 0 1 to 1 2 In range AV5 Energies 25 C 5 C R H 60 active class 1 according to EN61036 and reactive class 2 a...

Page 74: ...y har monic distortion see display specs TRMS measurement of distorted sine waves Coupling direct Crest factor 3 max 15Ap 500Vp AV5 V L N 15Ap 800Vp AV7 V L N Input impedance AV5 58 100 V 500 k 1 AAC...

Page 75: ...Data format 1 start bit 8 data bit no parity even parity odd parity 1 stop bit Baud rate 1200 2400 4800 and 9600bit s selectable Insulation by means of optocouplers 4000 VRMS between output and measu...

Page 76: ...outputs remotely controlled by means of the serial communication port The outputs are completely programmable independently of the type of module being used Pulse outputs on request Number of outputs...

Page 77: ...ay SPDT AC 1 8A 250VAC DC 12 5A 24VDC AC 15 2 5A 250VAC DC 13 2 5A 24VDC Min response time 150 ms filters excluded FFT excluded set point on time delay 0s Insulation 4000 VRMS output to measuring inpu...

Page 78: ...ulses kWh kvarh kWh kvar Transformer ratio CT up to 30000 A VT up to 600 kV Filters Filter operating range 0 to 99 9 of the input electrical scale Filtering coefficient 1 to 255 Filter action display...

Page 79: ...able variable value Number of sampled variables available by serial port Load profile Storage at time intervals of 5 10 15 20 30 min of Wdmd Historical data storing time 30 weeks with recording interv...

Page 80: ...ransfer memory data Main features English language software to transfer memo ry data and write messages to be coupled to the SMS alarms plus modem communication management The pro gram runs under Wind...

Page 81: ...th 4000 VRMS for 1 minute Noise rejection CMRR 100 dB 48 to 62 Hz EMC EN 50081 2 EN 50082 2 Other standards safety IEC 61010 1 EN 61010 1 Product Energy measurements EN61036 EN61268 Pulse output DIN43...

Page 82: ...res the angle between the single harmonic of V and the single harmon ic of I of the same order According to the value of the electrical angle it is possible to know if the distortion is absorbed or ge...

Page 83: ...ime periods 2 programmable within 24 hours Multi time Energy Number of meters total 4 9 digit partial 48 6 digit Time periods 4 programmable within 24 hours Time seasons 3 programmable within 12 month...

Page 84: ...ull scale power YES CT ratio VT Max min values events tick in case of on event MAX1 MAX2 MAX3 MAX4 MAX5 MAX5 MAX6 MAX7 MAX8 MAX9 MAX10 MAX11 MAX12 MIN1 MIN2 MIN3 MIN4 MIN5 MIN6 MIN7 MIN8 D1 D2 D3 D4 R...

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