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Power analyzer

CVM-C4

INSTRUCTION MANUAL

(M267B01-03-21C)

Summary of Contents for CVM-C4 Series

Page 1: ...Power analyzer CVM C4 INSTRUCTION MANUAL M267B01 03 21C...

Page 2: ...2 CVM C4 Instruction Manual...

Page 3: ...y prior to connecting the unit Follow all installation and maintenance in structions throughout the unit s working life Pay special attention to the installation standards of the National Electrical C...

Page 4: ...NG WITH A 3 WIRE CONNECTION 28 6 CONFIGURATION 32 6 1 CONFIGURATION OF THE INPUT 34 6 1 1 MEASUREMENT SYSTEM 34 6 1 2 PRIMARY VOLTAGE 35 6 1 3 SECONDARY VOLTAGE 35 6 1 4 PRIMARY CURRENT 36 6 1 5 SECON...

Page 5: ...TROL FUNCTION 0x05 52 7 3 MODBUS COMMANDS 53 7 3 1 MEASUREMENT VARIABLES AND DEVICE STATUS 53 7 3 2 OUTPUT RELAYS 55 7 3 3 DIGITAL INPUTS 56 7 3 4 REMOTE CONTROL OUTPUT Relay output 56 7 3 5 DEVICE CO...

Page 6: ...3 21B Changes in the following sections 8 07 21 M267B01 03 21C Changes in the following sections 4 2 Note The images on the devices are for illustrative use only and may differ from the original devic...

Page 7: ...ter sales service 2 PRODUCT DESCRIPTION The CVM C4 is a device that measures calculates and displays the main electrical parameters in sin gle phase and three phase networks The device has RS 485 comm...

Page 8: ...ions or replacing the device It is dangerous to handle the device while it is pow ered It is critical to keep wires in perfect condition to avoid accidents personal injury or damage to instal lations...

Page 9: ...enclosure and panel mounted The following steps must be taken for correct installation 1 Make a cut in the panel according to the dimensions in Figure 1 91 91 Figure 1 Cut in the panel 2 From outside...

Page 10: ...ase sequence may cause measurement errors 3 3 DEVICE TERMINALS Table 4 List of CVM C4 terminals Device terminals 1 L Power supply 15 RO1 Relay Output 1 Common 2 N Power supply 16 Relay Output 1 NO Rel...

Page 11: ...L2 L3 N CARGA LOAD U1 U2 U3 UN U1 U2 U3 UN S1 S2 S1 S2 S1 S2 I1 I2 I3 U1 U2 U3 UN Alimentaci n Auxiliar Power Supply S2 S1 P2 P1 S2 S1 P2 P1 S2 S1 P2 P1 b a B A b a B A b a B A Power Supply 58 49 50 2...

Page 12: ...r Supply 58 49 50 2 1 4 5 6 7 8 9 11 12 13 14 47 48 59 70 71 72 15 16 17 18 Figure 6 Three phase network measuring with 3 wire connection Connection 1 1 2 L1 L2 L3 CARGA LOAD U1 U2 U3 S1 S2 S1 S2 S1 S...

Page 13: ...1 S2 I1 I2 I3 U1 U2 U3 UN Alimentaci n Auxiliar Power Supply S2 S1 P2 P1 S2 S1 P2 P1 S2 S1 P2 P1 b a B A b a B A b a B A Power Supply 58 49 50 2 1 4 5 6 7 8 9 11 12 13 14 47 48 59 70 71 72 15 16 17 18...

Page 14: ...device displays the electrical parameters shown in Table 5 Table 5 Measuring parameters Parameter Units Phases L1 L2 L3 Total III Phase Neutral Voltage k V Phase Phase Voltage k V Current k A Frequen...

Page 15: ...data area which displays all the values measured by the device The units and symbols area which displays the different statuses units and device information Table 6 Table 6 Display icons Icon Descrip...

Page 16: ...rough the different menu screens Browses through the different options Browses through the different menu screens Browses through the different options Skips to the next configuration menu Changes the...

Page 17: ...e device generates Impulse output 1 terminals 47 and 48 Active energy impulses consumed positive in tariff 1 Impulse output 2 terminals 49 and 50 Active energy impulses consumed positive in tariff 2 T...

Page 18: ...ital inputs terminals 70 71 and 72 in Figure 13 The relay outputs can be acti vated depending on the value of the digital inputs see 6 3 RELAY OUTPUT 1 and 6 4 RELAY OUTPUT 2 If the energy accumulatio...

Page 19: ...tically depending on the time programmed in the section 6 5 2 CYCLIC DISPLAY The initial display screen i e the first screen displayed when feeding the device or when exiting the configuration menu ca...

Page 20: ...nu Single phase network measuring 5700 W Active Power W 2200 VAR Reactive power var 2200 VA Apparent power VA 0980PF Power factor Energy Accumulation Mode 4q EP 0388 6677 W h k Total positive active e...

Page 21: ...Total positive active energy Tariff 2 kWh Energy Accumulation Mode 4q Eq 3002 0102 VARh k Total positive reactive energy kvarh Energy Accumulation Mode 2t E91t 3002 0102 VARh k Total positive reactiv...

Page 22: ...nominal value the device can make the digits on the display start flashing in the form of a light alarm See 6 5 6 LIGHT ALARM Note If a display screen shows FFFF check the programming of the transform...

Page 23: ...206 L1 2207 2208 V L2 L3 Phase Neutral Voltage V kV 3 3800 L1 2 3801 3803 V L2 3 L3 1 Phase Phase Voltage V kV 3 5011 L1 5012 5013 A L2 L3 Current A kA 4 5000Hz Frequency Hz 5701 L1 5703 5704 W L2 L3...

Page 24: ...4 wire connection Display menu Three phase network measuring with 4 wire connection 6805 L1 6806 6807 VAR L2 L3 Reactive power per phase var 7808 L1 7817 7815 VA L2 L3 Apparent power per phase VA 570...

Page 25: ...88 6677 W h k Total positive active energy kWh Energy Accumulation Mode 2t EPit 0388 6677 W h k Total positive active energy Tariff 1 kWh Energy Accumulation Mode 4q EP 1620 0300 W h k Total negative...

Page 26: ...ork measuring with 4 wire connection Energy Accumulation Mode 4q Eq 1500 2005 VARh k Total negative reactive energy kvarh Energy Accumulation Mode 2t E92t 1500 2003 VARh k Total positive reactive ener...

Page 27: ...en activated 2 status of digital input 2 flashes when the input has been activated do 12 Status of relay outputs 1 status of relay output 1 flashes when the relay has been activated 2 status of relay...

Page 28: ...time programmed in the section 6 5 2 CYCLIC DISPLAY The initial display screen i e the first screen displayed when feeding the device or when exiting the configuration menu can be programmed in secti...

Page 29: ...umulation Mode 4q EP 0388 6677 W h k Total positive active energy kWh Energy Accumulation Mode 2t EPit 0388 6677 W h k Total positive active energy Tariff 1 kWh Energy Accumulation Mode 4q EP 1620 030...

Page 30: ...ARh k Total positive reactive energy kvarh Energy Accumulation Mode 2t E91t 3002 0102 VARh k Total positive reactive energy Tariff 1 kvarh Energy Accumulation Mode 4q Eq 1500 2005 VARh k Total negativ...

Page 31: ...en activated 2 status of digital input 2 flashes when the input has been activated do 12 Status of relay outputs 1 status of relay output 1 flashes when the relay has been activated 2 status of relay...

Page 32: ...ation Software version RS 485 Communications Clearing parameters 2206 L1 2207 2208 V L2 L3 ProG CodE 0000 inpt nEt n34 Con1 Addr 0001 do 1 nodE oFF do 2 nodE oFF SyS nodE 49 SyS CLrE no Cun4 1003 1906...

Page 33: ...ramming mode Use the key to modify the value of the flashing digit When the desired value is shown on the screen press the and keys to skip the digit Default password 0001 Note The password can be mod...

Page 34: ...5 A k inpt Ct 2 0005 A SAuE 3s 3s 3s 3s 3s 3s inpt nEt n34 inpt pt 1 0380 V inpt pt 2 0380 V inpt Ct 1 0005 A k inpt Ct 2 0005 A SAuE no Figure 16 Input configuration menu 6 1 1 MEASUREMENT SYSTEM In...

Page 35: ...y you select the position of the decimal point Use the key to modify the decimal point Minimum configuration value 0 001 kV Maximum configuration value 100 kV With a long keystroke press to validate t...

Page 36: ...se the key to modify the decimal point Minimum configuration value 0 001 kA Maximum configuration value 20 kA With a long keystroke press to validate the data Use the keys and to browse through the me...

Page 37: ...nfiguration With a long keystroke press to validate the option The device skips to the main screen of the next configuration menu 6 2 RS 485 COMMUNICATIONS Figure 17 shows the main screen of the commu...

Page 38: ...ation value 1 Maximum configuration value 247 With a long keystroke press to validate the data Use the keys and to browse through the menu screens 6 2 2 BAUD RATE In this screen the baud rate of the R...

Page 39: ...ts 1 stop bit n 8 2 no parity 8 data bits 2 stop bit With a long keystroke press to validate the option Use the keys and to browse through the menu screens 6 2 4 SAVE CONFIGURATION This screen is used...

Page 40: ...do 1 uAL 0000 do 1 HyS 0000 3s 3s 3s 3s 3s do 1 nodE oFF do 1 tinE 0000 do 1 itEn Un H do 1 uAL 0000 do 1 HyS 0000 SAuE 3s SAuE no do 1 dELy 0000 3s do 1 dELy 0000 V V V V Figure 18 Configuration men...

Page 41: ...y is activated when the alarm is triggered and is deactivated after a programmed period of time even though the alarm condition has not been cancelled This screen is used to configure the programmed t...

Page 42: ...Active alarm when the total reactive power is higher than the alarm value q L Active alarm when the total reactive power is lower than the alarm value S H Active alarm when the total apparent power is...

Page 43: ...kV MV Minimum configuration value 0 000 V For alarm parameters Un H Un L UL H and UL L 0 000 A For alarm parameters i H and i L 0 000 W For alarm parameters P H and P L 0 000 var For alarm parameters...

Page 44: ...nits are selected V kV MV Minimum configuration value 0 000 V For alarm parameters Un H Un L UL H and UL L 0 000 A For alarm parameters i H and i L 0 000 W For alarm parameters P H and P L 0 000 var F...

Page 45: ...uration value 99 99 s With a long keystroke press to validate the data Use the keys and to browse through the menu screens 6 3 7 SAVE CONFIGURATION This screen is used to save the device s configurati...

Page 46: ...3s 3s 3s sys nodE 4q Sys CyC no SyS LiGH 0000 SyS diSp U SyS CodE 0001 SAuE 3s SAuE no SyS ALr 120 3s SyS ALr 120 Figure 19 System configuration menu 6 5 1 ENERGY ACCUMULATION MODE This screen is used...

Page 47: ...ic display is activated the display screen changes every 3 s With a long keystroke press to validate the option Use the keys and to browse through the menu screens 6 5 3 DISPLAY BACKLIGHT The time tha...

Page 48: ...een With a long keystroke press to validate the data Use the keys and to browse through the menu screens 6 5 5 ACCESS PASSWORD This screen is used to configure the value of the password used to access...

Page 49: ...tion value 1 Maximum configuration value 180 Note If the value 0 is programmed the light alarm will be deactivated With a long keystroke press to validate the data Use the keys and to browse through t...

Page 50: ...the keys and to browse through the different options no the energy parameters are not deleted yEs the energy parameters are deleted With a long keystroke press to validate the option Use the keys and...

Page 51: ...us To establish the communications with the master device we must use a smart RS 232 to RS 485 network protocol converter B A RS 485 S1 S2 S1 S2 S1 S2 I1 I2 I3 U1 U2 U3 UN B A RS 485 S1 S2 S1 S2 S1 S2...

Page 52: ...nitial Register 0000 register on which you want the reading to start N of registers 0002 number of registers to read CRC BDCB CRC character Response Address Function No of bytes Register no 1 CRC 01 0...

Page 53: ...loat 12 13 A Current L2 float 14 15 A Current L3 float 16 17 A Active Power L1 float 18 19 kW Active Power L2 float 1A 1B kW Active Power L3 float 1C 1D kW Total Active Power float 1E 1F kW Reactive P...

Page 54: ...e Power L3 int 59 W Total Active Power int 5A W Reactive Power L1 int 5B var Reactive Power L2 int 5C var Reactive Power L3 int 5D var Total Reactive Power int 5E var Apparent Power L1 int 5F VA Appar...

Page 55: ...le 4 Status of outputs and inputs Parameter Format Address Status of relay outputs int 4A Status of digital inputs int 4B The parameter format Status of relay outputs and Digital inputs is shown in Ta...

Page 56: ...7 3 4 REMOTE CONTROL OUTPUT Relay output All the addresses of Modbus memory are in Hexadecimal For these variables is implemented the Function 0x05 Table 21 Modbus Memory Map Table 7 Parameter Format...

Page 57: ...ent long 810 811 0 001 20 kA Secondary current int 80B 1 6 A 7 3 5 2 RS 485 Communications Table 25 Modbus Memory Map RS 485 Communications RS 485 Communications Variable Format Address Valid data ran...

Page 58: ...the alarm value S H 11 Active alarm when the apparent power is lower than the alarm value S L 12 Active alarm when the power factor is higher than the alarm value PF H 13 Active alarm when the power...

Page 59: ...ion and generation 1 2t The active and reactive energy accumulate in con sumption positive Tariffs 1 and 2 are displayed for each of them Cyclic display int 802 Byte 1 0 Cyclic display activated the d...

Page 60: ...VA per phase Impedance 1 7 M Installation category Cat III 300V Current measurement circuit Rated current In 1 A 5 A Frequency measuring margin 45 65 Hz Overcurrent 1 2 In continuous 10 In Instantane...

Page 61: ...ollution degree 2 Mechanical characteristics Terminals 1 2 4 9 11 17 47 50 58 59 70 72 2 5 mm2 0 5 Nm Flat SZS 0 6x3 5 Dimensions Figure 22 mm Weight 265 g Enclosure pc abs Standards Electromagnetic c...

Page 62: ...test IEC 61000 4 8 Electromagnetic compatibility EMC Part 4 11 Testing and measurement techniques Voltage dips short interruptions and voltage variations immunity tests IEC 61000 4 11 Safety requirem...

Page 63: ...erived from a possible failure improper installation or improper usage of the unit Consequently this guarantee does not apply to failures occurring in the following cases Overvoltages and or electrica...

Page 64: ...64 CVM C4 Instruction Manual 11 CE CERTIFICATE...

Page 65: ...65 Instruction Manual CVM C4...

Page 66: ...66 CVM C4 Instruction Manual...

Page 67: ...SAuE 3s 3s 3s 3s 3s 3s inpt nEt n34 inpt pt 1 0380 V inpt pt 2 0380 V inpt Ct 1 0005 A k inpt Ct 2 0005 A SAuE no Con1 Addr 0001 inpt nEt n33 inpt nEt n12 SAuE yEs 3s 3s Modbus address Baud rate Data...

Page 68: ...ion delay do 1 tinE 0000 do 1 itEn Un H do 1 uAL 0000 do 1 HyS 0000 3s 3s 3s 3s do 1 tinE 0000 do 1 itEn Un H do 1 uAL 0000 do 1 HyS 0000 do 1 dELy 0000 3s do 1 dELy 0000 V V V V do 1 nodE oFF 3s do 1...

Page 69: ...3s SyS LiGH 0000 SyS diSp U SyS CodE 0001 SyS ALr 120 3s SyS ALr 120 sys CyC no 3s Sys CyC no SyS nodE 4q 3s sys nodE 4q sys nodE 2t 3s Sys CyC yES 3s SyS diSp i SyS diSp F SyS diSp EP SyS diSp PF Sy...

Page 70: ...CIRCUTOR SA Vial Sant Jordi s n 08232 Viladecavalls Barcelona Tel 34 93 745 29 00 Fax 34 93 745 29 14 www circutor es central circutor com...

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