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----- Supply network analyzer CVM 96 Ethernet -------- ----- Page No. 34

10.2.- RS-485 TYPE 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 770208) is used, it is no necessary

to connect the pin 7 on the RS232 side.

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Summary of Contents for CVM 96

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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