background image

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

----- Supply network analyzer CVM 96  Ethernet --------                          -----        Page  No.  40 

 

 

 

EXAMPLE 
 
INQUIRY 

0A 04 00 00 00 0A 71 76 

 
0A 

CVM 96 peripheral number, 10 in decimal

 

 

04 

Reading function

 

00 00 

Initial address  (first register) 

 

00 0A 

Number of registers to be read 

 

7176 

CRC character

 

 

 
ANSWER 

0A 04 14 00 00 08 4D 00 00 23 28 00 00 0F A0 00 00 00 
90 00 00 00 60 CB 2E 

 
0A 

CVM 96 number , 10 in decimal

   

04 

Reading function – the one use for the inquiry

 

14 

Bytes received (20) 

 

00 00 08 4D 

V 1x10 (register 00 Hex),  in decimal 212.5 V

 

00 00 23 28 

mA 1, in decimal 9000 mA 

00 00 0F A0 

W 1, in decimal 4000 W 

00 00 00 90 

varL 1, in decimal 144 varL

 

 

00 00 00 60  

PF 1 x 100, in decimal 96 PF

 

CB 2E  

CRC character

 

 

Содержание CVM 96

Страница 1: ...SUPPLY NETWORK ANALYZER CVM 96 SERIES Ethernet Power Demand V 6 12 and higher INSTRUCTION MANUAL M98131201 03 05A c CIRCUTOR S A...

Страница 2: ...rmer Primary 17 5 3 2 Voltage Transformer Secondary 18 5 4 Current Transformer Primary 18 5 5 Setting power demand utility screens 19 5 6 Initial screen setting 20 5 7 Setting of the display shutdown...

Страница 3: ...CVM 96 that the user should respect in order to guarantee a proper operation of all the instrument functions and keep its safety conditions Before powering the instrument for the first time verify fo...

Страница 4: ...wer supplying the instrument read the CONNECTIONS and SETUP sections and choose the most suitable operation mode for getting your desired data The CVM 96 is an instrument which measures calculates and...

Страница 5: ...rhC energy x Neutral current IN xx Voltage THD THD V x x x Current THD THD A x x x Individual harmonic current content Up to the 15th xx xx xx Available x Display and communications xx Communications...

Страница 6: ...e instrument can be damaged When any protection failure is suspected to exist for example it presents external visible damages the instrument must be immediately powered off In this case contact a qua...

Страница 7: ...DIN 43 700 All connections keep inside the cabinet Note that with the instrument powered on the terminals could be dangerous to touching and cover opening actions or elements removal may allow access...

Страница 8: ...ut Current AL3 S1 input Current AL2 S2 input Current AL2 S1 input Current AL1 S2 input Current AL1 S2 input Lower connection terminal Supply voltage input 0 V Supply voltage input 230 Va c RS 485 RS 4...

Страница 9: ...nt AL1 S2 input Current AL1 S1 input Lower connection terminal Supply voltage input 0 V Supply voltage input 230 Va c RS 232 Tx RS 232 Rx RS 232 GND Neutral measurement VL3 measurement VL2 measurement...

Страница 10: ...nnection drawing for the CVM 96 a Three phase network 4 wires low voltage S1 P1 S2 P2 L1 L2 L3 N S1 P1 S2 P2 S1 P1 S2 P2 Vl1 VL2 Vl3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 N Power Supply Model S...

Страница 11: ...rnet Page No 10 b Three phase network 3 wires low voltage S1 P1 S2 P2 L1 L2 L3 S1 P1 S2 P2 S1 P1 S2 P2 Vl1 VL2 Vl3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Power Supply Model SDC Terminal Descript...

Страница 12: ...No 11 c Three phase network 3 wires 2 P T and 3 C T S1 P1 S2 P2 L1 L2 L3 S1 P1 S2 P2 S1 P1 S2 P2 Vl1 VL2 Vl3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 b B a A b B a A Power Supply Model SDC Termina...

Страница 13: ...B a A b B a A S1 P1 S2 P2 IMPORTANT REMARK If power 0 01 is shown for any of the phases and voltage and current are not zero for this phase check out following points Assure that L1 L2 and L3 phases c...

Страница 14: ...reens A led next to the shown parameter is on Parameters on display can be switch by pressing the key Leds on the right or left indicate the parameters shown on screen at any moment When the first led...

Страница 15: ...While showing maximum or minimum values the LED indicators will keep blinking Reset Pressing the reset key the system is reset This is equivalent to switch off the power supply of the instrument The...

Страница 16: ...t cannot be modified Once into the SETUP use the keyboard to select different options and enter required variables The key validates de value and pass to the next menu The key MAX permits to select am...

Страница 17: ...When you get in the display the desired option just press the key to validate it and access to the next SETUP option 5 2 Voltage display mode This option permits the user to select the voltage display...

Страница 18: ...he blinking digit value will be increased b When the value on screen is the proper one we can pass to the next digit by pressing the min key in order to modify the other values c When the blinking dig...

Страница 19: ...s to the next SETUP option If the CVM 96 is directly connected to the mains without voltage transformer the values of primary and secondary must be the same for instance 00001 001 5 4 Current Transfor...

Страница 20: ...ollowing screens will appear by display 1 PARAMETER TO CONTROL Pd Code xx None 00 Three phase active power kW III 16 Three phase apparent power kVA III 34 Average three phase current AIII 36 Current p...

Страница 21: ...ed page The led of the selected option will be on Whether rotary screens option is selected then all leds will be on Press to validate the choice 5 7 Setting of the display shutdown time Setting of th...

Страница 22: ...ng SETUP option Display If any of the energies is programmed kWh kvarhL or kvarhC it is displayed as follows kWh max MWh min Wh Example If the accumulated energy is 32 534 810 kWh it will be displayed...

Страница 23: ...red to the fundamental value Thd total value of the harmonic distortion referred to the R M S value The selected option will be the one shown on screen a To select any option just press max to switch...

Страница 24: ...definable for each relay output On the CVM 96 screen following messages appear at this SETUP option OUT 1 RELAY 1 CODE 00 Parameter No 1 Depending on the selected variable we will pass to a or b secti...

Страница 25: ...kVA III 34 Power demand Pd 35 Power demand L1 Pd 35 Three phase current AIII 36 Power demand L2 Pd 42 Neutral current IN 37 Power demand L3 Pd 43 There are besides some parameters that refer to 3 phas...

Страница 26: ...rocedure max key to modify the value of the blinking value Every time it is pressed the value is increased min key to validate the blinking value and go to the next digit NOTE When the last digit is r...

Страница 27: ...1 two outputs can be configured as alarms For each output it is possible to set c Any of the parameters measured by the CVM 96 d MAXIMUM value e MINIMUM value f Delay for the conditions These screens...

Страница 28: ...00 Minimum value b 3 Programming the delay OUT 1 RELAY 1 SEC Delay in seconds 0 000 maximum 9999 s THD parameters can also be selected as alarm conditions Press to pass to the next option the SETUP fo...

Страница 29: ...et values of MAXIMUM and MINIMUM MIN MAX max min ON OFF ON 0 Min Max MIN MAX max min OFF ON OFF 0 Max Min MIN MAX ON OFF ON Min 0 Max MIN MAX OFF ON OFF Max 0 Min MIN MAX max min ON OFF ON Min Max 0 M...

Страница 30: ...ters are Parameter Format Example Voltage With decimals V xxxx Without decimals kV xxx x 125 0 125 kV 0220 220 V 25 30 25 30 kV Current A 0150 150 A Powers kW kvarL kvarC 0 540 540 W 250 5 250 5 kW En...

Страница 31: ...C Humidity 5 to 95 R H non condensing Measuring Circuits Rated voltage 300 V a c Phase to Neutral 520 V a c Phase to Phase Frequency 45 to 65 Hz Rated current In 5 A isolated inputs Permanent overload...

Страница 32: ...cording to model Maximum switching load 750 VA Maximum switching voltage 250 V a c Maximum switching current 3 A Resistive Mechanical endurance 3 x 10 7 operations Energy alarms pulses max 1 pulse s A...

Страница 33: ...action should be done over the instrument open and powered and should those actions are essential high qualified operators must perform them Before any adjustment replacement maintenance or repairing...

Страница 34: ...10 1 To take into account PROTOCOL MODBUS Question Answer CVM 96 DEFAULT CONFIGURATION 001 9 600 8 bits N 1 bit Available baud rates 1 200 2 400 4 800 9 600 19 200 bauds RS 485 type output RS 485 conn...

Страница 35: ...CONNECTION TO A RS 232 TYPE INPUT OF A PC A1 A2 5 1 2 4 3 5 GND 5 1 2 7 5 2 3 5 7 3 2 RS 485 RS 232 CONVERTER DB 9 RS 232 RS 485 PC CVM 96 CVM 96 If the conversor RS232 485 with RTS control code 7702...

Страница 36: ...Supply network analyzer CVM 96 Ethernet Page No 35 10 3 RS 232 TYPE CONNECTION TO A RS 232 TYPE INPUT OF A PC 4 Rx 3 Tx 5 GND 7 5 2 3 RS 232 DB 9 PC CVM 96 CVM 96 8 CVM 96 CVM 96...

Страница 37: ...format for each byte in RTU mode is Code 8 bits binary hexadecimal 0 9 A F Two hexadecimal characters contained in each 8 bits field of the message Bits per Byte 8 data bits Error Check Field Cyclical...

Страница 38: ...0B 6A 6B CA CB Current A 2 mA 0C 0D 6C 6D CC CD Active power kW2 W 0E 0F 6E 6F CE CF Reactive power kvar 2 var 10 11 70 71 D0 D1 Power factor PF2 P F x 100 12 13 72 73 D2 D3 Phase voltage V 3 V x 10 1...

Страница 39: ...34 35 94 95 F4 F5 THD I 1 x 10 36 37 96 97 F6 F7 THD I 2 x 10 38 39 98 99 F8 F9 THD I 3 x 10 3A 3B 9A 9B FA FB Active energy kWh Wh 3C 3D Inductive reactive energy kvarh L varLh 3E 3F Capacitive reac...

Страница 40: ...21B 238 239 Harmonic 6 1FE 1FF 21C 21D 23A 23B Harmonic 7 200 201 21E 21F 23C 23D Harmonic 8 202 203 220 221 23E 23F Harmonic 9 204 205 222 223 240 241 Harmonic 10 206 207 224 225 242 243 Harmonic 11...

Страница 41: ...d 7176 CRC character ANSWER 0A 04 14 00 00 08 4D 00 00 23 28 00 00 0F A0 00 00 00 90 00 00 00 60 CB 2E 0A CVM 96 number 10 in decimal 04 Reading function the one use for the inquiry 14 Bytes received...

Страница 42: ...decimal byte translated to binary b7 b6 b5 b4 b3 b2 b1 b0 bit b0 relay 1 1 ON 0 OFF bit b1 relay 2 1 ON 0 OFF c Write of digital outputs This function is used to force the status of the CVM 96 digital...

Страница 43: ...VM 96 powered off simultaneously press max and min keys Holding these keys pressed powered the CVM 96 on Following messages will be then shown on display a COMMUNICATION PROTOCOL MODBUS SET PROT Proto...

Страница 44: ...ax to modify the choice Whether LOC is set when the SETUP is accessed configuration parameters can be visualized but cannot be modified To modify the previously set option a 4 figure password is requi...

Страница 45: ...connect the analyzer to the Ethernet network hub or switch or using a direct wire crossed connection to the master computer that holds the software application The connection with the master computer...

Страница 46: ...Application automatically GENERATES UDP DATAGRAMS introducing the MODBUS RTU protocol packets into the UDP datagrams TPC The serial port redirection software Com Redirector creates a TCP tunnel conne...

Страница 47: ...pushed the software will automatically find the analyzer in the existing network in case there was any trouble with the communication and the device wasn t automatically detected it would appear the...

Страница 48: ...he EDSetup software as a default 10001 An MSDOS MBUS program is on the Extras diskette This will be able to test and verify that the equipment is operating correctly by requesting the different record...

Страница 49: ...m Redirector Configuration is run Clicking on Com Setup and selecting the virtual series port s to be created Once created click on ok different virtual ports are created one per piece of equipment de...

Страница 50: ...ter setting this last option all information is then saved by clicking the Save button The machine is restarted so that the ports become active From now on any application operating via series ports w...

Отзывы: