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1. Display pattern 1 Display pattern 2 Display pattern n up to 8 fi EN f A fi A PR20200 mo q ME w Asoo mo y ME w RsSoo mo y Me A woe CI w ILE w L ee re a i ll of Il SS zz lt GET Es oD RETE f TIT w q E I i pa Lh A SOMO ae rms GCA e YOKOGAWA lt gt J J YOKOGAWA lt gt The initial value is Display pattern 1 and the display pattern number will be incremented by 1 every time is pressed After the number reaches n it will return to 1 Initial Values and Example Display Patterns Initial value of the number of display patterns 1 Only display pattern 1 appears Initial value of each display pattern Display pattern 2 Display pattern 3 Display pattern 4 l Display pattern 1 i JA JA A A eR ow i RANGE jo PRa00 w RANGE Ka m m RANGE ru eo a RANGE ae A ime IIIZ w a a w Ii iil A ILS L LOLI a i oe ar i ICI to i maT
2. f A Does not turnon A OVER turns on ae inthedemand _ during the Lic FI w alarm mask time Mw demand alarm l tnt LIAS I Jal J w LINII w Maximum demand value w AA ININ w MII WZ I E AINININT w O A TT w E E a a L O aOMma as To manually cancel Bonao YOKOGAINA the alarm occa j C When the demand press ewan once or perform the alarm release function cancellation procedure via communication is set to Automatic The alarm can be canceled by the operation key release the alarm is or via communication regardless of the status automatically canceled of the start stop operation when the demand value a the alarm Demand alarm output open collector point In conjunction with the demand alarm lamp the demand alarm output keeps sending an alarm until cancellation Maximum demand value The maximum demand value is the maximum value in the demand measuring time This value is retained until system reset or start of the next demand measurement 4 14 IM 77C01E01 01E Chapter 5 Troubleshooting 5 1 Error Display and Recommended Response Failure at the Time of Turning on the Power and during Operation Error display Recommended Upper display Power Phase and Communi Pulse Type of fault Power Communi aren Analog Demand response of measured lamp Wire system cation lamp calculation cation
3. A A m i PR800 PW RANGE 300V PR80 PMW RANGE 300V BASB00 b To re set the parameter READY 3 3W 5A x mane 34 3W 5A S READY 3 3W ee ee ee Oe Oe i we rrr rues roe Lies i II hl l b z ooy Ure Tort ot 0070 LILO LILI OLI OU ea y a an BOMW e DOSLA Je fa L YOKOGAWA lt gt 3 YOKOGAMA lt gt J C YOKOGAMA lt gt 4 ae i BCEE Using or Sa n Press while all i YOKOGAMA lt gt change the numeric i digits of the setpoint are 1 value le once 3 blinking eres E a omeriiion f To move to the digit to be while all digits of the changed use the following keys This causes all digits of the This confirms setpoint are blinking The To the left setpoint to start blinking the setpoint PR300 returns to the screen To the right in step 7 Floating point numeric value 7 gt if N 7 Lo rt LJA CO A A A Asoo my wn aay Asoo m wn av PRSOO Mow mey PRa00 M aenor soov a T L N i a Pai i gt l l J k l J C AA A e C AMD i LIL IL cure aus LILI Wt ft a e C MIm LiLt tess Cpi D H UUU BIOJeIwJl r BIOJeIwJl mms YOKOGAMA lt gt J YOKOGAWA lt gt J
4. After changing the numeric value press number of decimal change the numeric digits of the setpoint are 7 Using W confirm the 2 Using v or B 1 Press while all SET ENT Places O O value E5 once lS blinking To move the decimal point use To move to the digit to be i the following keys fh changed use the following keys This causes all digits of the This confirms A To the left To the left setpoint to start blinking the setpoint W To the right To the right Selection A A al i Key operations used PRS00 My Bae conv PRS00 y mwee st PRS00 My a conv to set parameters Moves from the Measured Value n a SA screen to the Parameter screen lo lI LLUIII J lo lI BK hold down the key or confirms N D 4 D the setpoint 3 H i H H I H L H i H H Shows a parameter from the menu i J C J J moves through the digits of a setpoint a numeric value to the right or moves H H i H 1 b H H the decimal point to the right i z g z Shows the next parameter or kaea v A eso SOMO 3 menu item or chan
5. ei S SOMOS YOKOGAWA lt gt The Phase and Wire System screen appears Using or show the Voltage Range screen The Voltage Range screen appears A mt Parameter symbol for voltage range Current value SET ENT Press once Voltage Range Setting screen A PRa00 m me ao Ila I I IILI DEMAND YOKOGAMA lt gt The Voltage Range Setting screen appears Using E or E select the setpoint Voltage Range Setting screen A PR20200 rm M RANGE K a oT ITa LILI cme LIOLicees SMA YOKOGAWA lt gt SET ENT Press once to blink the setpoint Voltage Range Setting screen PaBs00 m READY 36 3W 300V 5A A i r beens AII l lI N DUUH SOMA YOKOGAWA lt gt To re set the parameter Press any key other than SET ENT while all digits of the setpoint are blinking The PR300 returns to the initial setting screen SET ENT Press once while the setpoint is blinking O IM 77C01E01 01E 2 3 Setting the Voltage Range Voltage Range screen Startup screen C D The setpoint is confir
6. A BI C Donot ground the input circuit when connecting Refer t R S T voltage and current directly 3 a a without using VT and CT Lc cet er Wiring 0 9 9 NA K k 1S Orn e UD NN A rye Power g i Power supply ect a 7K f sO Or ale Power supply voltage I 100 240V AC 10 or L U u PaA 130 300V DC 15 Fs vS 2 n EJ P2 par St es A8 Load side Three phase four wire system 2 5 element voltage input current input power supply Power source side N 1 2 8 NOTE AI BIC Do not ground the input ww R S T circuit when connecting Refer to voltage and current directly mam cc sing without using VT and CT jeld iwi Other Wiring T a NA Dg Oo AN DAA Wart pe L DE 23 13 aa Power supply aae EA Poner it MAN ale Power supply voltage oi 6 100 240V AC 10 or ma ee 130 300V DC 15 Oli GE HE 25 Load side IM 77C01E01 01E 1 7 Bul pue uoljeyyeisu Es 1 3 Wiring Other Wiring Analog output qi Output signal 4 to 20 mA DC D Pulse output Contact capacity 30V DC 200mA resistive load Demand alarm ou
7. S EF gt F Acceptable panel Mounting bracket thickness for mounting 2 places Panel Cutout Dimensions go 108 68 Unit mm gore S S 68 160 min a When installing the PR300 provide spacing of 50 mm or more between each face of the PR300 body and the instrument next to the PR300 or between each face and the wall surface Normal Allowable Deviation Value of JIS B 0401 1999 Tolerance Grade IT18 2 IM 77C01E01 01E 1 3 Bull pue uoljeyyjeisuy 1 2 Installation with the DIN 96 square Instrument Size A WARNING Install the PR300 in the secondary side of the existing breaker Provide spacing of 50 mm or more between the products Mounting Method FAVAN NS SHR DAN Ce Mounting bracket standard accessory 2 brackets A NOTE Do not install the PR300 in the following types of environments as they may cause the PR300 to malfunction or fail Avoid sites exposed to significant shock or vibration where corrosive gases are present where large amounts of dust are present exposed to water exposed to direct sunlight outside at altitudes above 2000 m The PR300 mounting position is for vertical panels only 1 2 Insert the PR300 from its rear through the mounting cutout in the panel as shown in the diagram Affix the mo
8. A Non 0 4 Si E Noa CE SET ENT Press WK once to blink the setpoint To re set the parameter Press any key other than SET ENT while all digits of the setpoint are blinking The PR300 returns to the initial setting screen SET ENT Press Ba once while the setpoint is blinking The setpoint is confirmed and the PR300 returns to the Measurement Item for Analog Output screen Measurement item for analog output setting completed Press once The parameter lower limit of scaling appears SET ENT Press E once The screen changes to the one for setting the parameter A 1 a To move to the digit to be changed use the following keys To the right SEL To the left Using EA or E change the setpoint SET ENT Press once IM 77C01E01 01E 3 7 Setting Analog Output Conditions Lower Limit of Scaling Lower Limit of Scaling Setting screen screen Lower limit of scaling setting Cti i lt C COC YyYY NT COA A completed PRS00 m me v PRa00 mo o Me w me ES i N A To return to the Analog Output Menu TLI TL screen press ERB Merit Ir fin To return to the Measured Value Lt LILI ie a r screen hold down HHEH
9. Hold down TEJ for at least 3 seconds The parameter VT ratio appears a KA i Display Setting Menu screen A PRa00 M mee a i Z LI A A i Fa DRMC hes YOKOGAMA lt gt N Indicator out Mode screen f A PR200 m READY 36 3W a A J N A BOMA YOKOGAMA lt gt X ress once P The parameter At nFF Indicator out mode appears Current value SET ENT r once Press Indicator out Mode Setting screen A PR80 Lee RANGE 300V PEL er Ue oe ee F y A sa DE AAND YOKOGAMA lt gt X IM 77C01E01 01E The screen changes to the one for setting the parameter L or sing or A select the setpoint SET ENT Press ED once blink the setpoint Indicator out Mode Setting screen A A To re set the parameter POSEE We RANGE 30v Press any key other than ji SET ENT a a ae while all digits of the L si J setpoint are blinking gt The PR300 returns to the initial L WI setting screen gt SS ON SET ENT A HS H oCo Press same onc
10. User sS TTI ols VOED T Manual Model PR300 Towna Power and Energy Meter IM 77C01E01 01E vigilantplant YOKOGAWA IM 77C01E01 01E Yokogawa Electric Corporation 3rd Edition Introduction Thank you for purchasing the PR300 Power and Energy Meter This manual provides information about the procedure for installing wiring and operating the PR300 Power and Energy Meter as well as precautions for handling the product Read this manual carefully before use in order to use the product correctly and safely Record the parameter settings of the PR300 on MEMO column in Appendix 4 Parameter List of this manual E Intended Readers This manual is intended for personnel in charge of the installation and wiring instrumentation and control equipment maintenance of equipment and operation and monitoring E Related Documents The following user s manuals all relate to the PR300 Power and Energy Meter Read them as necessary Printed manuals Electronic manuals PDF files are also provided on the accompanying CD Model PR300 Power and Energy Meter Startup Manual lt Installation gt Document number IM 77C01E01 02E Model PR300 Power and Energy Meter Startup Manual lt Initial Setup Operations gt Document number IM 77C01E01 03E Electronic manual PDF file Model PR300 Power and Energy Meter Communication Interface Users Manual RS 485 and Ethernet Communications Document number IM 77C01E01 10E MNotes on Th
11. SET ENT once Press l BA 4 e DEMAND N YOKOGAMA lt gt e a Measurement Item for Analog Output Setting screen l JA The screen changes to the one for a A Ma m setting the parameter F 5E riers Il Aah J LIL bl Setpoint gt Wk lt A A Feoleal lt i S ng or EN L YOKDGANA lt gt select the setpoint 3 12 Measurement Item for Analog Output Setting screen a ERSOD Mu eel D E ee LI O ll la L a Dm 4 D i TTI Cea L YOKOGAMA lt gt N a J Measurement Item for Analog Output Setting screen N JA PRS00 pw RANGE 300V READY 36 3W 5A gt riers IlI Ahh E a a A t D IMAGE YOKOGAMA lt gt Measurement Item for Analog Output screen p A PR200 PIW RANGE 300V READY 36 3W 5A CETHE YOKOGAMA lt gt Lower Limit of Scaling screen JA PR200 m READY AN S N Ni SOU YOKOGAMA lt gt Lower Limit of Scaling Setting screen PRSsoo READY
12. DEMA w Station Number screen PRBSBS00H Pw READY 36 3W 5A Va D Loreen BO MEL YOKOGAMA lt gt j Je 3 6 Hold down eS for at least 3 seconds The parameter VT ratio appears Ji Press once The parameter station number appears Press once The parameter protocol appears C rrna O LLE Fe Press W once Protocol Setting screen PRSBS00 pw RANGE 300V 36 3W 5A A E E E N TI ee I ITa I I l CIR oa YOKOGAMA lt gt Protocol Setting screen fi A PRS00 m gt 3W RANGE 300V e 5A I E E Lire Le I poe mam rec Coena YOKOGAMA lt gt Protocol Setting screen PR200 m READY 36 3W A Locos rI uJ PLLEL t Be Ta Nn reU YOKOGAMA lt gt BOARES Protocol screen PR200 m READY 30 3W Lovee A J yf Ut I Sowa YOKOGAMA lt gt The screen changes to the one for setting the parameter a a Using or select the setpoint
13. MAX Turns on while the maximum value is displayed secondary rated power x 1 2 x VT ratio x CT ratio or more MIN Turns on while the minimum value is displayed and the measured value blink alternately IM 77C01E01 01E 4 3 4 3 Displaying Measured Instantaneous and Maximum Minimum Values Example Display and Measuring Ranges of Voltage Va PR20806 READY YOKOGAMA lt gt A een Secondary rated voltage x 1 2 x VT ratio uni refer to the 100 V to less than 1 kV 0 0 to 999 9 V table on the right 1 kV to less than 10 kV 0 to 9999 V 10 kV to less than 100 kV 0 00 to 99 99 kV 100 kV to less than 1 MV 0 0 to 999 9 kV 1 MV to less than 10 MV 0 to 9999 kV The following will appear when the input value is less than secondary rated voltage x 0 1 x VT ratio or secondary rated voltage lt 1 2 x VT ratio or more MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed Voltage 1 Voltage 2 Voltage 3 and the measured value blink alternately Example Display and Measuring Ranges of Current Va Paso READY LY JA J ce Jeon YOKOGAWA lt gt Supplementary unit refer to the table on the right 1 kA to less than 10 kA 0 to 9999 A 10 kA to less than 100 kA 0 00 to 99 99
14. command command j These control signals are invalid These control signals are invalid IM 77C01E01 01E 4 13 poy N u w nse m pue sway yuawainse n zo Aejds q 104 uoneiado ka 4 7 Demand Measurement Optional Measuring Function Demand Alarm Demand alarm output Function When the set demand alarm point is exceeded an alarm is output Output signal Open collector Output capacity 30 V DC 200 mA Demand alarm release function Automatic release When the demand value falls below the demand alarm point the alarm is canceled Manual release The state of the alarm is maintained even if the demand value falls below the demand alarm point It is canceled via communication or by digital input or the operation key Digital input Number of inputs 1 ON signal 4 5 to 25 V DC OFF signal within 1 V DC Demand alarm mask time The demand alarm mask time is the time between the beginning of the demand period and the set time during which a demand alarm is not recognized Example Demand Measurement Demand measuring time 32 minutes update interval 10 seconds times of measurement 192 Demand period Demand period Demand period 10 minutes 10 minutes 10 minutes Demand power a Active power kW AEEELELELEE Active energy kWh Demand alarm point Demand alarm sg mask time Time min 30 32
15. The Simple Protocol Data Unit PDU is the same as Modbus RTU Modbus protocol via serial communication The Modbus Application Protocol Header MBAP Header is made of the following seven bytes Byenoj o 1 2 3 4 5 6 Transaction ID Protocol ID Number of bytes Unit ID Ethernet Serial gateway function Equipped with an Ethernet communication connector and an RS 485 communication terminal the PR300 receives a Modbus TCP command from Ethernet and relays it to the RS 485 communication terminal The PR300 allows connection to RS 485 serial communication devices Modbus RTU protocol via the network RS 485 communication Example Data length RS 485 serial communication device Power monitor of POWERCERT Series Digital indicating controller of GREEN Series Signal conditioner of JUXTA Series Note Modbus RTU None even odd 1 bit 8 bits Higher level device IP address 192 168 1 1 4 arbitrary 600bps Ethernet 10BASE T 100BASE TX PR300 with Ethernet communication function Station number 01 fixed JTTA IP address 192 168 1 2 arbitrary RS 485 connection JA JA PRS00 me w ME xv PRS00 me w ME xv mare 5A mare 5A i I IT I IT L U n n cr 1I T IA ty IA ty Z w A w alt l l BAE ECAH es IOMA YODA gt Station number 02 Station number 10
16. cccccccceseceeeeeeeeeceeeseeeeeeeeeeeseseeesees 4 1 Measuring range PUCIING CNGIOY snosite nonar E Draoi eTa ETA 4 7 Active TOWED sesscctanmacsonsendseanastevmicieonscsabetassacbedbesnendmusaneeds 4 3 Apparent energy siictincwscmssnseantavucnoussncarseavtachedinsuensaniaactads 4 7 Apparent POWE feactotuenncntsacsmseeseadinsintncwsemieadbadiiunsdeencsacends 4 3 CUI CAN E AE TE PAE E E ATEI TE ETT 4 4 TE E E AEN E E A T 4 5 POWEL TACIOl sessassaciscvenuesssareewtisieecincsensaniaasvedieauesxerseependaeds 4 4 Reactive energy srccindseseessdereniaadeanuncutizesanaccedteehaventuerseniees 4 7 Reactive DOWEN scttcinducsnnascecnactavendnowuentanseadhccnackaniorsaectauands 4 3 Regenerative energy 2 ccccccsseeeeeeceeeeeeeeeeeeeeaeeeeeeees 4 7 Regenerative DOWER 2 cceeececeeseeeeeceeeeneeeeeeeeeaaeeeeeees 4 3 NM OW AG 6 cenina eian a a E a 4 4 Mounting method ANSI 4 inch round form size ccceeeeeeeeseeeeeeeeeeeneeseeeess 1 2 DIN 96 square instrument size ssssesssseenreneerr renren 1 4 IM 77C01E01 01E O Optional integrating function ce eeeeeee eee eeees P Panel cutout dimensions Parameter Map soiien aiana Parameter setting Analog output conditions sseeeeeeeeeeeeeneeeene eene CrO aera a E E Demand measurement conditions 00 Ethernet communication conditions 00 Indicator out Mode occa vec scot ieee cnceeriewcensceveusintnds Integrated low cut P
17. e Modification of the product is strictly prohibited e Reverse engineering such as the disassembly or decompilation of the product is strictly prohibited e No portion of the product supplied by Yokogawa may be transferred exchanged leased or sublet for use by any third party without the prior permission of Yokogawa Checking the Package Verify the package as explained below before starting to use the product Should the delivered product be wrong or the package be missing any item contact the vendor from which you purchased the product Checking the Model and Suffix Codes The PR300 bears a nameplate Confirm that MODEL and SUFFIX suffix codes shown on the nameplate agree with those of the product ordered 6 O 0 Power and Energy Meter Universal three phase three wire system single phase two wire single phase three wire and three phase three wire systems Phase and wire system Universal three phase four wire system single phase two wire single phase three wire three phase three wire and three phase four wire systems Input voltage input current Additional input and output function Phase indication format 1 Can be used only when the voltage is in a state of equilibrium 2 Set the voltage range 150 V 300 V or 600 V according to the rated input voltage to be measured Rated input voltage Voltage range Allowable input voltage 120 V 150 V 150 V 240 V 300 V 300 V 480 V 600 V 600 V
18. function release Display setting menu Indicator out mode Selection e or Boor Integral Indicator out mode wait time numeric 1 to 60 min 10 min value Integral Number of display patterns numeric 1 to 8 value A measurement item can be selected from the Current following Display pattern 1 upper display Selection 9 phase switch mane indication Voltage phase switch indication Pee u Aipoma 912 PEI L Display pattern 3 lower display Peace pone Pawnee Active energy E LEAD reactive energy Apparent energy Display pattern 4 upper display own Display pattern 4 middle display e owen Maximum demand value d SAN Display pattern 4 lower display Current 3 Display pattern 5 upper display Voltage 1 a 9 17 Display pattern 5 middle display Voltage 2 Fall 918 Display pattern 5 lower display Voltage 3 a IM 77C01E01 01E A 14 Appendix 4 Parameter List 919 PEE LI pey paters usperaspey Selection Refer to the previous page 20 M aaa atl Pei fiannia P EE EU ee pa PETA porera pa PeT porran 9 PLE U frm men pa PLEA rma et PEEL mn Range of Phase and Wire System Options and Voltage Range Options Phase and Wire System Parameter Parameter Setting Setting Range Details Symbol Name Type Model and Suffix Codes Phase and Single phase DI ILI wire system Selection PR300 30000 60 0 two wire system Single phase TI TIL three wire system I tL Three phase TT 0 three wi
19. 3 For Ethernet communication the RS 485 communication interface is exclusively for the Ethernet serial gateway function Serial Number NO Also inform this number shown in NO on the nameplate when contacting the vendor from which you purchased the PR300 IM 77C01E01 01E iii Checking the Package Checking the Accessories Va Bezel 1 JIS ANSI mounting kit Panel mounting bracket cS Panel mounting bolts 2 amp Bracket fixing screws 2 Nuts 2 Flat washers 2 amp Spring washers 2 2 DIN mounting brackets for DIN 96 square instrument panel mounting 3 Dust cover with 1 fixing screw 4 Terminal cover with 3 fixing screws Va 5 Shorting bar for RS 485 communication termination a Va 6 Tag number labels LE 7 Startup Manuals Installation Initial Setup Operations Remarks Item Name 1 JIS ANSI mounting kit Bezel Used to mount the PR300 according to the ANSI 4 inch round Panel mounting bracket Panel mounting bolts Bracket fixing screws Flat washers Spring washers Nuts 2 DIN mounting brackets Used to mount the PR300 according to the DIN 96 square 3 Dust cover Q lt MyM M MyM wo sma oe form size or JIS110 square instrument size instrument size Attached onto the top of the PR300 main unit 4 Terminal cover Fixing screw Attached to the PR300 terminal sectio
20. CT w N a Li is J BHMA YOKOGAWA lt gt _ SY resetting eS To return to the Measured Value screen without resetting refer to Canceling Reset Item Selection on the next page Reset Item Confirmation screen Z hour _ SOMO Je YOKOGAMA lt gt le gt PRCO pw RANGE 300V READY 3 AW 5A A A gt Ti JII I CI w SI FACOIMI WE x YOKOGAWA lt gt The Reset Item Confirmation screen appears and the reset items blinks A To stop resetting To change the reset items SET ENT Press any key other than while the reset items are blinking The PR300 returns to the Reset Item Selection screen SET ENT Press K once The energy value is reset and the PR300 returns to the Measured Value screen sLLELL LALLI f L J L T RESET appears for about 1 second then a measured value appears RESET will not appear if returning to the screen not showing the energy value after resetting A To return to the Measured Value screen without resetting refer to Canceling Reset Item Selection on the next page IM 77C01E01 01E 4 6 Resetting Measured Values Canceling Reset Item Selection Returning to the Measured Value screen without resetting When the s
21. ET ENT S pay blink the setpoint Press once to To re set the parameter Press any key other than SET ENT while all digits of the setpoint are blinking The PR300 returns to the initial setting screen i SET ENT Press W once while the setpoint is blinking The setpoint is confirmed and the PR300 returns to the Protocol screen Protocol setting completed pS To return to the RS 485 Communication Menu screen press E To return to the Measured Value SET ENT screen hold down D If you do not operate any key for more than 5 minutes on the Parameter screen the PR300 automatically returns to the Measured Value screen Each press of WA cycies through the parameter options as shown below Refer to Parameter Setting Types and Ranges on the next page to set other parameters in the same manner Baud rate Parity Cert pP P a Data PL odin IM 77C01E01 01E 3 4 Setting RS 485 Communication Conditions A NOTE The Modbus TCP protocol can only be selected for a PR300 with the Ethernet communication function If the protocol is set to Modbus TCP the station number baud rate stop bit and data length setpoints are fixed as shown below Station number 01 Baud rate 9600 bps Stop bit 1 bit Data length 8 bits Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value
22. Power factor LEAD 0 5 to 1 to LAG 0 5 Frequency 45 to 65 Hz Pulse Output Specifications additional output function The pulse proportional to the energy is output Measurement item for output One of active energy regenerative energy LEAD reactive energy LAG reactive energy and apparent energy Number of outputs 1 Output signal Open collector Contact capacity 30 V DC 200 mA Pulse unit 0 1 to 5000 0 kWh pulse changeable in increments of 100 Wh Setting item Measurement items for output pulse unit and ON pulse width ON pulse width The ON time of the output pulse is shown Setting range 10 to 1270 ms changeable in increments of 10 ms Setting should be made not to exceed the value of the maximum ON pulse width calculated by the following equation Maximum ON pulse width ms Pulse unit kWh pulse x 3600 x 10007 Secondary rated power W x VT ratio x CT ratio x 1 2 x 2 The pulse unit of reactive energy is kvarh pulse and that of apparent energy is kVAh pulse IM 77C01E01 01E A 3 xipueddy gt Appendix 1 Specifications of PR300 Demand Alarm Output Specifications optional measuring function When the demand measurement value exceeds the set demand alarm point an alarm is triggered Output signal Open collector Contact capacity 30 V DC 200 mA Set alarm range 1 to 1000 kW during demand power measurement 1 to 1000 A during demand current measurement Alarm release function Automatic release When
23. arbitrary arbitrary If Ethernet communication is used the RS 485 communication interface is used specifically for the Ethernet serial gateway function Therefore it is not possible for a higher level device such as a PC to access the PR300 via the RS 485 communication interface Active energy optional active energy Wh 0 5 EN60687 accuracy Class 0 5 or equivalent Active power W Voltage V Current A Frequency Hz Demand 0 5 of F S 0 25 of F S voltage rms 0 25 of F S current rms 0 5Hz 0 5 The value is calculated to 1 digit from the measured value for reactive energy apparent energy reactive power apparent power power factor or current Current is only for the 2 5 element measurement Backup upon power failure The last integrated values obtained immediately before the power failure are held for active energy regenerative energy reactive energy and apparent energy IM 77C01E01 01E Appendix 1 Specifications of PR300 Insulation resistance Between each of the voltage input current input power ground digital input pulse output analog output RS 485 communication output Ethernet communication output and alarm output terminals 100 MQ minimum at 500 V DC Withstand voltage Between each of the voltage input current input power and ground terminals 2500 V AC for 1 minute Between the voltage input current input power and ground terminals and the digital input p
24. 008 4 3 Example Display and Measuring Ranges of Reactive Power ccccccseeeecseeeeeseeeeeeneeeeesaaaees 4 3 Example Display and Measuring Ranges of Apparent Power ccccsseeeeceeeeeeeeeeeeeeneeeeesaaees 4 3 Example Display and Measuring Ranges of Voltage cccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaeaaeeeeeesaaaes 4 4 Example Display and Measuring Ranges Of Current ccccccseeeeecceeeeecaeeeeeeeaeeeessaeseeessaaeees 4 4 Example Display and Measuring Ranges of Power Factor cccccccseeeeceeeeeeseeeeeesaneeeesnaaees 4 4 Example Display and Measuring Ranges of Frequency ccccccseeeceeseeeeeeeeeeeeseeseeeaeseeeeaaenes 4 5 How to Switch between Instantaneous Value Maximum Value and Minimum Value 4 5 4 4 Phase Switching for Voltage and Current wesciedccevstenscincesusinens cowards deeetadenseeeerseeaiteereoviinesentiies 4 6 How to Switch the Phase for Single phase Three wire Three phase Three wire and Three phase Four wire 2 5 element SystemS c cccccsseeeeeeeeeeeeeeseeeseeeeeeesneeeensnas 4 6 How to Switch the Phase for Three phase Four wire System cccccssseeeeeeeeeeeeeeeeeeaeeeeseseeees 4 6 How to Read the Phase Indication Lamp ssecescsisccscssanccssdesncusnensesedeasdessssannesnetseaninnsaecensevaecssennnacies 4 6 4 5 Displaying Energy WS Sa cuteces cess werent sera eor eaer E REEE epeari E Eeri 4 7 Example Display and Measuring Ranges of A
25. A A To re set the parameter PRS00 Myw MF zm demand period appears PRsoo m mE aw Press any key other than B n READY 36 3W 5A Jk a while all digits of the E oe na ee a a oe a ee setpoint are blinking a z The PR300 returns to the initial 1 ni a setting screen N I Chess N I 0300 S J d once while SEL Press V once gal 4 y DEMAND Press a a a 3 14 IM 77C01E01 01E 3 8 Setting Demand Measurement Conditions Demand Alarm Release Demand Alarm Point screen Function Setting screen eS een The setpoint is confirmed and the f Al Reeo m we a 7300 returns to the Demand Alarm PRSO0 m wa w READY 30 3W 5A Point screen READY 36 3W sA Pa H L 7 Demand alarm point setting qd Lp completed M TOL II La Lt II sI a hal oir Press once SoMa Wwe C YOKOGAMA Q krg A Na SET ENT K Press WK once to blink the setpoint DCA L YOKOGAMA lt gt J
26. A Tate D I l N IP address 192 168 1 2 ee LILt C Setpoint gt SDA EEN K SET ENT J Hold down WK d for at A l e i ety change the setpoint VT Ratio screen IP Address 4 Setting screen M jal The parameter VT ratio f yA f To move to the digit to be changed PRS00 m wE wo appears SSS aa use the following keys Lie a was Li i To the left To the right ws f a III l Leos A S Using or KA ei SET ENT Press WK once to ae show asthe blink the setpoint Ethernet Communication Menu screen IP Address 4 Setting screen C____4 __ Ethernet Communication Menu A QB Tereset the parameter ee Mym MEO screen appears only when the oe A eee meee TeL protocol is set to Modbus TCP IA while all digits of the Levee 7 gt setpoint are blinking 4 The PR300 returns to the initial yore d setting screen Lone l r i to e UUC SET ENT Press W once while SEL EMAND P Sag SEL DEMAND rao gt eal All em ress ED ome Bi gt J
27. Menu to shift to the parameters of RS 485 communication Integral Gk r Seon number numeric 1 to 99 value PC link without checksum Protocol Selection with checksum RS 485 communication menu cr eee Parity Selection VICE many Data length 2 3 Selection 1 Modbus TCP can be selected for a PR300 with the Ethernet communication function only 2 When Modbus RTU is selected for the protocol select 8 for the data length 8 When PR201 original is selected for the protocol select NONE for the parity 1 for the stop bit and 8 for the data length IM 77C01E01 01E 3 7 suoljeiodoC Huljjes sa OWe1ed e For the PR300 with Ethernet communication function only 3 5 Setting Ethernet Communication Conditions This section explains how to set Ethernet communication conditions by taking as an example the case when the IP address is changed from the initial value to 192 168 1 2 Ethernet communication conditions can be set only when the protocol is set to Modbus TCP Refer to section 3 4 Measured Value screen IP Address 4 Setting screen Ja Ja The screen changes to the one ne PRS00 m Me for setting the parameter A PJI I L fha Id j Parameter P 1 IP 2 IP 3 IP 4
28. Parameter Setting Types and Ranges Setting Initial value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value Integral VT ratio numeric 1 to 6000 1 value 3 2 IM 77C01E01 01E Setting the CT Ratio This section explains how to set the CT ratio by taking as an example the case when the CT ratio is changed from the initial value 1 00 to 10 00 Measured Value screen PR8S0 CG pw READY 36 3W RANGE 300V 5A A JaAn hll a a Mala ia 0 ty a hl l X Tw YOKOGAWA lt gt GCE e W VT Ratio screen f JA PR80G PW hvg YOKOGAWA lt gt Soave CT Ratio screen 36 3W YOKOGAWA lt gt X CT Ratio Setting screen SET ENT Hold down EK for at least 3 seconds The parameter VT ratio appears Press once The parameter CT ratio appears SET ENT once Press The screen changes to the one for setting the parameter and the decimal point blinks b To move the decimal point use the following keys SEL To the left To the right Press TE once to fix the position of the
29. gt PR8S0 Pm RANGE 300V READY 36 3W 5A N J rem J ales es YOKOGAMA lt gt A Display Pattern 1 Upper Display screen YOKOGAMA lt gt Doae JA PRa00 m wn DIL I ee IAL LI w N I Display Pattern 1 Upper Display Setting screen 1 J eis OT YOKOGAWA lt gt Display Pattern 1 Upper Display Setting screen YOKOGAWA lt gt JA PRa00 PW mee ao i DIL I Lhi pk L i Re Ti 2 d nftt 4s To re set the parameter Press any key other than SET ENT while all digits of the setpoint are blinking The PR300 returns to the initial setting screen SET ENT Press EE once while the setpoint is blinking A The setpoint is confirmed and the PR300 returns to the Number of Display Patterns screen Number of display patterns setting completed Press once The parameter F 1 H display pattern 1 upper display appears SET ENT Press Er once The screen changes to the one for setting the parameter using EA or EB select the setpoint SET ENT Press WK once to blink the setpoint SET ENT Press once while
30. mess eee YOKOGAWA lt gt J VT Ratio screen Demand Alarm Point screen JA The parameter VT ratio A The parameter ene em a appears aco m at demand alarm point appears Lee Lin J J a O a o Press WK once Goes ne fae Ce an Demand Measurement Menu Demand Alarm Point Setting screen screen _ COA A The screen changes to the one PRa00 M RANGE an PR800 mW RANGE Fai for setting the parameter Sear E E a i sing ED or E or EN BEUAAA Press once i YOKOGAMA lt gt aa Censethesepont aa setpoint Demand Power Current Demand Alarm Point Setting screen screen f A The parameter A be To move to the digit to be changed PRSOD m WE m demand power current PRS00 m ME o use the following Keys od of appears Jor Ls h l J Li Vinee J To the left To the right T m ee L h a las ee d dudu Press W once to Leo Press NGE eaaa blink the setpoint YOKOGAMA lt gt J L YOKOGAMA lt gt YS Demand Alarm Point Setting Demand Period screen _ screen l JA The parameter
31. 0 and rated value x 1 2 whichever is larger of the LEAD or LAG value Minimum value It is calculated in the range between 0 and rated value x 1 2 whichever is smaller of the LEAD or LAG value The frequency of the voltage line input to Voltage 1 is output in units of Hz Minimum resolution 0 1 Hz The average power or the average current in the set demand period is measured refer to 3 8 Setting Demand Measurement Conditions and 4 7 Demand Measurement Primary rated power secondary rated power x VT ratio x CT ratio Secondary rated power is the rated power of PR300 A 1 xipueddy gt Appendix 1 Specifications of PR300 Power Items and Equations V and A are rms values Phase and wire system Apparent Power Reactive Power Power Factor without using reactive power meter method Single phase two wire VA VxA Q VA 2 P system Single phase three wire VAi VixAi s lt Cts VAP S SVAN system i 1 2 TVA VA1 VA2 j 1 2 YQ Q1 Q2 without using reactive power meter method Three phase three wire VAi VixAi Qi VAi Pi system sia EVA 3 2 VA1 VA3 i 1 3 EQ Q1 Q3 Three phase four wire VAi VixAi Qi VAi 2 Pi system i 1 2 3 EVA VA1 VA2 VA3 i 1 2 3 EQ Q1 Q2 Q3 Three phase four wire VAI VixAi Qi 3 2 VAi Pi system 2 5 element j 41 3 ZVA 3 2 VA1 VA3 i 1 3 ZQ Q1 Q3 For distorted wave input there may be differences between the
32. 10 to 1270 ms ON pulse width numeric 50 value changeable in increments of 10 ms IM 77C01E01 01E 3 1 1 suoljeiadC Huljjes sa OWeIed e For the PR300 with analog output function only 3 7 Setting Analog Output Conditions This section explains how to set analog output conditions by taking as an example the case when the measurement item for analog output is changed to the current 1 and lower limit of scaling to 0 from their respective initial values Measured Value screen fi ja we 36 3W ies a Ps Lf Mo 10 A a ew PSE cag i J Hold down for at Bor IG A J Je least 3 seconds L YOKOGAMA lt gt VT Ratio screen A The parameter HF VT ratio Paso PW MANGE 300v appears Lie Lie using EN or DA KA mor L show Ait mal YOKOGAMA lt gt XX Analog Output Menu screen a JA a i PRSBS00 PW RANGE 300V READY 5A 36 3W S Moo LF sAN cee Press once DRAE YOKOGAMA lt gt Measurement Item for Analog Output screen l JA The parameter A 5E1 mmo OS Myy ME g measurement item for analog a a g output appears IlI es ee Bn puljapp HEE tN
33. A PR200 m READY 3 3W ae LI SCOun Nis XX YOKOGAMA lt gt Hold down for at least 3 seconds The parameter VT ratio appears Using Co KA GF 4 show l Pa Display Setting Menu screen JA eRsoo em Ww RANGE uid Cn Eo L ILII M wa y D YOKOGAWA lt gt Press once Press twice Number of Display Patterns screen PR200 m READY 4 BOCCO L YOKOGAWA lt gt The parameter number of display patterns appears Current value SET ENT Press r once Number of Display Patterns Setting screen JA PRSC PW READY 36 3W RANGE 300V 5A l J LIT YOKOGAWA lt gt 3 16 The screen changes to the one for setting the parameter select the setpoint SET ENT Press WK once to blink the setpoint Number of Display Patterns Setting screen A FaBSsou m MWE aw READY 5A 36 3W Pah ee J eA D T WCA L YOKOGAMA lt gt J Number of Display Patterns screen
34. Demand Alarm Release Demand Alarm Release A Function screen Function Setting screen D jal The parameter f A as00 m me aw demand alarm release function RsOO m wE aw Ld READY 30 3W 5A READY 36 3W 5A O pm appears l I A d I A S gt e ee ke II Lan i a ee L ee To i gt a o gt 9 UL SET ENT J SET ENT 6 Press K gt s once while BIRNIE w Press H once m gt J JI A j m th tpoint is blinkin D L YOKOGAMA lt gt L YOKOGAMA lt gt e setpo S g The setpoint is confirmed and the PR300 returns FA Demand Alarm Release Demand Alarm Release to the Demand Alarm Release Function screen Function Setting screen i Function screen Demand alarm release unciion C A The screen changes to the one JA setting completed PRSOD Myy ME m for setting the parameter d St ERSOS Myu ME w a D a l To return to the Demand Measurement JI TL J ZL l I AM dl I A Menu screen press EB p A a rt To return to the Measured Value i ITA TTT i Sai oo S gt s screen hold down ED 1 Lt 0 v i If you do not operate any key for more a i V A i 4 is than 5 minutes on the Parameter C C v a ea fomm ee Eve hd J cs Ea COWL ecu screen the PR300 automatically L YOKOGAMA selec e setpoint L YOKOGAMA Q returns to the Measured Value screen A NOTE If the demand period and demand alarm mask time do not satisfy the following conditiona
35. Measured Value SET ENT screen hold down D If you do not operate any key for more than 5 minutes on the Parameter screen the PR300 automatically returns to the Measured Value screen X SY 3 19 suoljeiodC Buljjes sa OWeIed e 3 10 Setting the Indicator out Mode and Locking Parameters Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value Menu to shift to the parameters of Display setting menu display setting Integral numeric eae be Indicator out mode wait time Indicator out mode The indicator out mode is designed to turn off the PR300 display when no key operation is performed within the indicator out mode wait time that has been set while measured values are on display The PR300 switches to the Measured Value screen in about 5 minutes when no key operation is performed while the Parameter screen is on display Then the PR300 display turns off after the elapse of the indicator out mode wait time from when the PR300 switched to the Measured Value screen To turn on the PR300 display to show measured values during indicator out mode press any key Locking and Unlocking Parameters Executing the following operations locks or unlocks all parameters A parameter cannot be locked or unlocked individually If a parameter is locked it will be impossible to shift to the Para
36. PR300 and a measuring instrument that uses a different measurement principle Input Specifications Phase and wire system Universal three phase three wire system switch the setting from single phase two wire system single phase three wire system or three phase three wire system Universal three phase four wire system switch the setting from single phase two wire system single phase three wire system three phase three wire system or three phase four wire system Three phase four wire system 2 5 element Frequency 45 to 65Hz Rated input voltage 120 V voltage range 150 V 900kv C 240 V voltage range 300 V 1800kV The setting of the voltage range can be changed 480 V voltage range 600 V 3600kV The primary voltage of VT Allowable input voltage Within the voltage range Rated input current 1 A current range 1 A fixed 32kA 5 A current range 5 A fixed 160kA The primary current of CT Allowable input current 1 2 times the current range continuous twice the current range 10 seconds 10 times the current range 3 seconds Rated input power and measuring range when VT and CT are used their respective secondary values Single phase two wire system Single phase three wire system Input Approximate consumed VA Input Approximate consumed VA measuring measuring Rated power range Voltage Rated power range Voltage 120V 1A 100W 120 to 120W oya 240V 1A 200W 240 to 240W o 2v
37. PRS00 m RANGE 300V READY 5A gt 3W 2 v ess YOKOGAMA lt gt Tl JI J fi er Mi 3w RANGE ka rrr L rrece mD Sly JLA Jl r L YOKOGANA so Hold down for m least 3 seconds The parameter VT ratio appears Simultaneously hold down and for at least 5 seconds The measured value display middle display first shows then returns to the Parameter screen All parameters are unlocked now IM 77C01E01 01E Chapter 4 Operation for Display of Measurement Items and Measurement Method 4 1 Measurement Items V Measurable Not measurable Measurement items Single phase Single phase Three phase Three phase F se yt m Unitand two wire system three wire system three wire system four wire system S Poi Active energy Y Y kWh MWh Active ener gy Y Y kWh MWh regenerative energy LEAD reactive energy Y Y Y 7 kvarh Mvarh LAG reactive energy Y 4 Y i kvarh Mvarh Apparent energy Y Y kVAh MVAh Optional active ener a Instant Maxi Mini sarees Instant Maxi Mini var KVar vivar ase Instant Maxi Mini as Voltage 1 Instantaneous Maximum Minimum Vv Vv value value value Voltage 2 Instantaneous Maximum Minimum Vv value value value Voltage 3 Instantaneous Maximum Minimum value value value Demand
38. blink the setpoint YOKOGAWA lt gt 3 4 IM 77C01E01 01E 3 3 Setting the Integrated Low cut Power Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value Fixed point Integrated low cut power Sane 0 05 to 20 00 0 05 value Integrated low cut power This parameter is used to prevent active power regenerative power reactive power LEAD LAG and apparent power from being calculated as energy if they are smaller than the integrated low cut power Set this parameter as a percent of the rated power IM 77C01E01 01E 3 5 suoljeiodC Huljjes sa OWeIed e 3 4 Setting RS 485 Communication Conditions This section explains how to set RS 485 communication conditions by taking as an example the case when the protocol is changed from the initial value to Modbus RTU Measured Value screen fi JA l m P RANGE an 3 LIC X A Ll A A Ma afa E i 1I ty f ye F aa SOME YOKOGAMA lt gt VT Ratio screen Cena YOKOGAMA lt gt RS 485 Communication Menu screen COA PR206 ale 300v READY 34 3W 5A IIIT 1 Oho eo gt A YOKOGAWA lt gt
39. bracket compatible with either ANSI or JIS panel cutouts Set the bracket to either the ANSI or JIS mark according to which type of panel you are installing as shown in the diagram on the right Bezel standard accessory Insert two panel mounting bolts into the front of the panel mounting bracket as shown in the diagram on the left We Fix the panel mounting bracket securely to the back of the PR300 with two bracket fixing screws as shown in the diagram on the left recommended tightening torque 0 4 Nem AY PY N PR300 Panel mounting bolt standard accessory 2 bolts 4 Attach the bezel from the front of Panel mounting bracket the PR300 standard accessory Bracket fixing screw standard accessory 2 screws 5 Insert the PR300 from its rear through the mounting cutout in the panel as shown in the diagram 6 Secure the PR300 s panel mounting bolts by tightening them with the washers and nuts N recommended tightening ke torque 2 0 Nem Flat washer spring washer and nut standard accessory 2 of each 1 2 IM 77C01E01 01E 1 2 Installation with the DIN 96 square Instrument Size External Dimensions Unit mm A RANGE 150V 300V GOOY fA RS0 00 we READY O COMM PULSE OVER 3 x Pee x NI EA EA E A A 2 238 S o R
40. current 3 Current 1 value Instant Maxi E a Current 2 1 An integrated low cut power can be set to the energy parameters listed in the table refer to Section 3 3 2 Either the demand power or demand current can be set as a measurement item Instantaneous Maximum value value N note Current 3 Maximum value Maximum Minimum value value When the current is in a state of equilibrium the three phase four wire system 2 5 element can measure the following items LEAD reactive energy LAG reactive energy Apparent energy Reactive power Apparent power Current 1 Current 3 Power factor Demand current 1 and Demand current 3 gt bl O a Oo gt Oo g N 2 pe lt Oo h fe c 3 r 9 Q eh c 3 gt O Q Power factor Instantaneous Maximum Minimum value value value Demand power Maximum value Demand current 1 Maximum value Demand current 2 Maximum value nN 5 gt hS JOR IM 77C01E01 01E 4 2 Switching Display Pattern According to Display patterns 1 to 8 the PR300 can change the measurement items to be assigned to the upper middle and lower displays refer to Section 3 9 Setting the Measured Value Display Pattern The procedure to change the display pattern and initial values are explained below Switching Display Pattern
41. decimal point Parameter Setting Types and Ranges ettin Parameter Symbol Parameter Name ee Setting Range Details cee A NOTE Set the VT and CT ratios so that the value of secondary rated power x VT ratio x CT ratio is smaller than 10 GW If this value exceeds 10 GW the updated VT or CT ratio will not be incorporated but revert to the current value before change IM 77C01E01 01E CT Ratio Setting screen 3 2 A PR200 m READY RANGE 300V 5A CT Ratio Setting screen A PaBso0 m READY 36 3W RANGE 300V 5A KX X wh CT Ratio Setting screen A RANGE 300V 36 3W 5A I AN f PA READY wela EEs YOKOGAMA lt gt Floating point ae 0 05 to 32000 Setting the VT and CT Ratios The alterable digit blinks using EA or CS change the setpoint kg To move to the digit to be changed use the following keys To the left To the right SET ENT Press K once to blink the setpoint To re set the parameter Press any key other than SET ENT while all digits of the setpoint are blinking The PR300 returns to th
42. digit to be changed ie use the following keys To the left To the right SET ENT Press once to blink the setpoint To re set the parameter Press any key other than SET ENT while all digits of the setpoint are blinking The PR300 returns to the initial setting screen SET ENT Press EF once while the setpoint is blinking A The setpoint is confirmed and the PR300 returns to the ON Pulse Width screen ON pulse width setting completed O O To return to the Pulse Output Menu screen press B To return to the Measured Value SET ENT screen hold down m If you do not operate any key for more than 5 minutes on the Parameter screen the PR300 automatically returns to the Measured Value screen IM 77C01E01 01E 3 6 Setting Pulse Output Conditions A NOTE If the pulse unit and ON pulse width do not satisfy the following conditional expression the updated pulse unit setpoint or ON pulse width setpoint reverts to the value before change i 2 ON pulse width ms lt Pulse unit kWh x 3600 x 1000 Primary rated power x 1 2 x 2 Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value Pulse output menu Menu to shift to the parameters of pulse output Measurement item for Active energy Active ener a Selection gy Apparent energy l Fixed point Pulse unit numeric 0 1 to 5000 0 k pulse value Integral
43. i output alarm value display lamp lamp point EDOD vrsne Off Off Off PAMonor pisabiea Disabled Disabled Disabled Disabled Request E901 Off Normal Normal System data action action fault Calibration data fault Parameter fault Backup fault Normal EEPROM Normal Normal Normal Normal Normal action lerror action action action action action Disabled Disabled Disabled Disabled Error display Eror display oo Recommended Upper display Power Phaseand Communi Pulse Type of fault Power Communi P reed Analog Demand response of measured lamp Wiresystem cation lamp calculation cation output alarm value display lamp lamp point Normal Normal Normal Measured Normal Normal Normal Normal Normal Confirm the IL action action action input error action action action action action Input P On Blinks at Communication The product is Normal intervals of restored when tion error a normal frame ac y is received Errors at the Measured input error Measurment items Measured input error conditions Error display Recommended response Active power 120 or more of secondary rated r 7 aL H fr and the measured value The error is cleared by inputting a 1 5 3 6 Reactive power power x VT ratio x CT ratio blink alternately measured value less than 120 Apparent power Voltage 120 or more of secondary rated voltage x VT ratio Less than 10 of secondary rated The e
44. is out of range SET ENT gt V A SEL a gt DA ea and the measured value blink alternately N A Measuring range 45 0 to 65 0 Hz How to Switch between Instantaneous Value Maximum Value and Minimum Value e For active power regenerative power reactive power apparent power voltage power factor and frequency the instantaneous value the maximum value and the minimum value can be switched for display using the operation keys Eor EN e For current the instantaneous value and the maximum value can be switched for display also using operation keys e The maximum and minimum values being displayed are those after resetting the maximum minimum value or after turning on the power t Display of instantaneous value S Wi ie Display of minimum value is Wit a J Display of maximum value m Al m A I Il PR200 mo y WE w lt Ss PR200 mae tn UE Sho Bw LT I YOKOGAWA lt gt I IW 3 4w ll Li cir E U ty f IIN O00 T w max KIII w 1 _ k j ai A ee Lee ee yes vs es l Minimum value i Minimum Maximum value value A NOTE Turn the PR300 off on by the power supply or perform rem
45. kA 100 kA to less than 1 MA 0 0 to 999 9 kA The following will appear when the input value is secondary rated current x 1 2 X CT ratio or more O r olk and the measured value blink alternately MAX Turns on while the maximum value is displayed Example Display and Measuring Ranges of Power Factor Va JA PR2OE READY LI DII i RANGE 300V 5A E C0S A Powys i YOKOGAWA lt gt Symbol indicated when the value is LAG power factor Symbol indicated when the value is LEAD power factor MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed The following will appear when the measurement is out of range and the measured value blink alternately Measuring range LEAD 0 500 to 1 to 0 500 LAG When the power factor is 1 the symbols indicating LEAD and LAG power factors are not displayed 4 4 IM 77C01E01 01E 4 3 Displaying Measured Instantaneous and Maximum Minimum Values Example Display and Measuring Ranges of Frequency The frequency of Voltage 1 is displayed f N JA gt PHPRS Pw RANGE 300V READY MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed The following will appear when the measurement
46. only Mounting position Vertical surface mounting only Installation altitude 2000 m or less Effect on operating conditions Effects of ambient temperature Analog output 0 05 of F S C or less Effects on power supply voltage variations Analog output 0 05 of F S C or less Transport and storage conditions Temperature 20 to 70 C Humidity 5 to 95 RH no condensation Shock and dropping of package 90 cm provided that an external packing box is used Mounting and Shape A 8 Materials Casing Polycarbonate resin PC UL94 V 0 Terminal block Polybutylene terephthalate PBT UL94 V 0O Terminal cover Polyamide resin PA6 UL94 V 2 Mounting method Panel mounting Connection Method M3 screws for terminal connections analog output pulse output demand alarm output digital input and RS 485 communication M4 screws for terminal connections voltage current input and power supply RJ45 connection Ethernet communication when the Ethernet communication function is specified External Dimensions including a terminal cover 110 x 110 x 128 mm H x W x D 96 x 96 x 126 mm H x W x D Weight Approx 600 g when accessories such as mounting bracket are attached IM 77C01E01 01E Appendix 2 System Reset There are two methods of performing system reset e Turn off the power of the PR300 and then turn it on again e Execute remote reset via communication for remote reset refer to the PR300 Power and Energy Meter Communicatio
47. starts The integrated value before resetting previous value can be confirmed via communication When the control signal for optional integration is turned on for a while and turned off later The displayed measured value is the integrated value This value display is retained until the control signal for optional integration is turned on again IM 77C01E01 01E 4 9 pOUjs u w nse n pue sway yusawainse n zo Aejdsig 104 uoneiado Ea 4 6 Resetting Measured Values Resetting Maximum and Minimum Values Measured Value screen JA So PI T RANGE 300v Aw C 133 i 20607 oe A i filid l lAl ty Simultaneously hold down SET ENT jand KA at L YOKOGAWA J least 5 seconds Lim i a X Reset Item Selection screen JA The Reset Item Selection screen FPRSsoo m mwe my appears READY 36 AW 5A ae ae Be ae L CIEE mI Display the reset items on mie the screen refer to the gt s figure on the left i ro rt using KA coea vA E SETIENT F and press once Resetting Energy Value Measured Value screen lz JA PR200 m wwe v Kure 36 4w 5A A AFL w lho A Idt LI Ie a a A IIZ w A Simultaneously hold down SET ENT and KA
48. the input circuit when connecting voltage and current directly without using VT and CT Refer to Other Wiring 2 D DA NI Ji ele PAN D ele IK Pa Ne Sik AN q N4 me 15 ra NO Power supply Power supply voltage 100 240V AC 10 or 130 300V DC 15 Va a ba al TPN n CIs a wat ol ellk F SE Ks KS OO Load side Three phase three wire system voltage input current input power supply Power source side 1 2 3 NOTE Do not ground the input A B C circuit when connecting Refer to RY S T voltage and current directly F c ning R S D Without using VT and CT hed Other Wiring baal 09 A Power supply Power supply voltage 100 240V AC 10 or 130 300V DC 15 Load side 1 6 IM 77C01E01 01E 1 3 Wiring Three phase four wire system voltage input current input power supply Power source side N 1 2 8 NOTE
49. upper display Selection i phase switch inidication i Voltage Display pattern 6 middle display phase switch inidication PEB t Display pattern 6 lower display Current Display pattern 7 upper display Selection phase switch inidication PET A Display pattern 7 middle display Pe TH Display pattern 7 lower display PEB Display pattern 8 upper display Selection PEB A Display pattern 8 middle display PEB Display pattern 8 lower display Number of Display Patterns and Individual Display Patterns Allocate desired measurement items to the upper middle and lower displays of the PR300 respectively to define the display view as a single display pattern It is possible to define a maximum of 8 patterns For the number of display patterns specify how many of these defined display patterns the PR300 should show A NOTE As shown in the table below some measurement items cannot be measured depending on the type of phase and wire system Measurement items that cannot be measured cannot be selected as options for a display pattern In the case of a three phase four wire system the initial values of Display patterns 1 to 8 can all be shown on the PR300 For phase and wire systems other than a three phase four wire system measurement items that cannot be measured are shown as annt Phase Ee Single phase Single phase Three phase Three phase Three phase four wire Measurementitem two wire system three wire system three wire system four wir
50. wire system CD Startup screen JA Asoo mo y ME a id a pe E I l a N J BOME fs YOKOGAMA lt gt Turn on the PR300 The PR300 shows the station number for about 5 seconds then the Measured Value screen appears Measured Value screen f A PR20060 READY PIW RANGE 300V 3 AW 5A Lit Za l hl A _ J A wee 4 LOLS l V IAI w l gt l Il BOSSE JA Hold down Te for at least 3 seconds VT Ratio screen Bi gt JEDLA O A DEMAND YOKOGAMA lt gt The parameter VT ratio appears Simultaneously hold down E for at least 3 seconds Specification Change Confirmation screen oe AS YOKOGAMA lt gt Pi J o The Specification Change Confirmation screen appears Using or show on the lower display Specification Change Confirmation screen PR20060 READY RANGE 300V 3 AW 5A P L T Zi J Nia 9 a E O A I m Lf ceo of Ne eae YOKOGAMA lt gt SE
51. 00 beyond the stated specifications may cause it to heat up and burn out e Check that the power supply voltage input voltage and input current values to be applied to the PR300 agree with its specifications e Check that the external wiring is connected to the terminals in accordance with the specifica tions Do not touch the screws in locations a to f shown in the wiring diagrams They are an essential part of the structure of the PR300 Loosening or tightening them may result in a malfunction or failure of the PR300 Be sure to attach the terminal cover to prevent electric shock refer to Section 1 4 A NOTE When attaching the terminal cover Since the terminal cover of PR300 has the structure of preventing electric shock the terminal cover cannot be attached after completing all wiring Refer to Section 1 4 Attaching the Dust Cover and Terminal Cover before wiring 1 Attach the terminal cover after completing the wiring to the terminals 2 4 6 8 23 24 and 25 2 Execute the wiring to the terminals other than those mentioned above after attaching the terminal cover If the dust cover is required attach it before attaching the terminal cover Do not ground the input circuit when connecting voltage and current directly without using VT and CT Carry out the wiring referring to the diagrams on pages 1 6 1 7 and 1 8 The wiring for voltage input Current input and power supply is M4 screw terminal connect
52. 11 gt Communication lamp lt 12 gt Operation keys IM 77C01E01 01E lt 2 gt Phase and Wire System lamps N RANGE 150V 300V 600V PIW 1 2W lt 3 gt Input Range lamps 36 3W 4W 2 5E lt 4 gt Measured Value display Ary Pannnnnnnnnnnnnnnnnnnnnnnnnns Ary Atty Pannunnnnnnnnnnnnnnnnnnnnnnnn lt 12 gt Operation keys Lights up and remains lit when the PR300 is turned on and operating normally Blinks 4 times second if a communication error occurs and continues to blink until the PR300 returns to normal The phase and wire system option set in the PR300 lights up The voltage range option set in the PR300 and the current range rated input option specified at the time of ordering light up Shows a measured value of power energy etc Also shows a parameter symbol and its setpoint at the time of parameter setting Show the unit symbol of a measured value for each measurement item These unit symbols are shown in combination depending on the type of measured value Light up when the maximum or minimum measured value is displayed Light up to tell for which phase the voltage or current value is being measured Lights up when the measured value of demand power or demand current is displayed Only supported for a PR300 with the demand measurin
53. A JINE 17 2 1I 50 TII Tapa i i w aae i W AA f IIE w CDD IIIT IIT i Taa ji iil a eA l e WZ BCMA e GCA e BCMA e BAe doa HEI Current 3 YOKOGAMA lt gt J YOKOGAMA lt gt apn a pe e LEAD reactive energy Lower display phase switch indication Middle Voltage display phase switch indication YOKOGAM gt F A display Apparent energy display Apparent energy Display pattern 5 Display pattern 6 Display pattern 7 Display pattern 8 fi JA fi a fi A A l m w RANGE a Daag M m RANGE ly a M Pe RANGE su ip m m RANGE K A IIT E Malam me ILIKE w i Z Aa ji iit LOLI LOL Sil lil ings ie 1 o IJUE a JIE f IIZ w i ITAJ w i D AT i a a a 1 i Z ATI IIu Z ot w T O e WICE w c hut LLS Lint O i Liew E i bo ee BcA BAE BcA BcA OKOG OKOGAIWA lt gt YOKOGAMA lt gt YOKOGAWA lt gt J pper Current U M Voltage 1 display phase switch indication a display VO tage display phase switch indication display M
54. C 15 Power consumption AC drive 10 VA maximum DC drive 5 W maximum Safety and EMC Standards Safety standards Compliant with IEC EN61010 1 UL61010 Listed Measurement category 600V CAT III Measurement Descriptions category CAT I Circuits not directly connected to the main power supply CAT II Circuits directly connected to low voltage facility House use equipment portable tools etc CAT III Circuits in building facility Switchboards circuit breakers etc CAT IV Power sources for low voltage facility Overhead lines cable systems etc Mains supply installation category CAT III Pollution degree 2 IEC EN61010 1 Rated measurement input Voltage input 600 V AC between terminals Current input 600 V AC across ground EMC compliant standard Compliant with EN61326 During testing the instrument continues to operate at a measurement accuracy within 20 IM 77C01E01 01E A 7 xipueddy gt Appendix 1 Specifications of PR300 Environmental Conditions Normal operating conditions Warm up time At least 30 minutes Ambient temperature 0 to 50 C reference temperature 23 2 C Temperature change 10 C h or less Ambient humidity 20 to 90 RH no condensation Magnetic field 400A m or less Continuous vibration 10 to 60 Hz 0 035 mm 75 minutes 60 to 150 Hz 4 9 m s 75 minutes Short time vibration 14 7 m s for 15 seconds or less Shock 98 m s or less for shock time of 11 ms Installation Indoor installation
55. E ee ee eee eee eee ee ee Average Average power power current current update update Demand measuring time while the maximum demand value is retained 4 12 IM 77C01E01 01E 4 7 Demand Measurement Optional Measuring Function Operation for Demand Measurement Demand measurement can be started and stopped by the operation key a or via communication This section only explains control by the operation key for operation via communication refer to the PR300 Communication Interface User s Manual IM77C01E01 10E In the demand measurement mode either the demand power or the demand current can be measured To set either of these refer to Section 3 8 Setting Demand Measurement Conditions Start demand measurement Stop demand measurement Operation Operation Measured Value screen Measured Value screen fi A fi A PRa00 m y Me a PRa00 m oy Me w TUT w JE TUT w SILI at ILLS MAX i w MAX J m m m w ee me During demand power or current i T a TU lt measurement S CEPAS We lg Hold down for at HCV Hold down for at L siete J least 3 seconds L YOKOGAMA J least 3 seconds Measured Value screen M
56. GAMA lt gt VT Ratio screen VT Ratio Setting screen 5 Ja The parameter VT ratio fi A A To re set the parameter PRa00 M 3W go appears D ano i 3W ii P ilca a ney giner nan LII f LIL while all digits of the Lit Lit setpoint are blinking gt lt lt The PR300 returns to the initial He A I H setting screen S a 7 S e GUU aB SET ENT SET ENT H 2 Press W once while Press r once DEMA w the setpoint is blinking BQC e GBA YOKOGAMA lt gt J YOKOGAWA lt gt a XQ The setpoint is confirmed and the PR300 returns to the VT Ratio screen VT Ratio Setting screen VT Ratio screen jA The screen changes to the one f JA VT ratio setting completed PBSOO m Wm m for setting the parameter PRS00 m we mw 7 LIL i and the alterable digit blinks LiL P EIE E E E A a gt a lt screen hold down HUU n uuu a i lt G If you do not operate any key for more nI f than 5 minutes on the Parameter Lieve screen the PR300 automatically L e ej gt J AN J 5 Using or J Paes returns to the Measured Value screen change the setpoint cas When proceeding to set the CT ratio press once and start from step 3 in Setting the CT Ratio
57. ICAI the setpoint is blinking IP Address 1 screen IP Address 4 screen f A The parameter f JA IP address setting completed mme OT Mom MS a IP address 1 appears ere Myn WE g I L l I ee Ii I L l J om f mI lI J i I J To enable the parameter P SAT th setting execute step 9 on the eames v es ae ree By ese next page YOKOGAMA a OO Oe ee Each press of cycles through the parameter l JA The parameter options as shown below Rs0o0 300v pak Mon a IP address 4 appears Refer to Parameter Setting Types and Ranges on the next r y I I Cg The parameter options change page to set other parameters in the same manner I I as shown below a a CC Tana o Subnet mask 1 Subnet mask 2 Subnet t mask 3 Subnet mask 4 He c Jeli P 3 J 9 UL P 4 Ga i gt Ga gt f Sa 3 gt os tee Default gateway 4 Default gateway 3 Default gateway 2 Default aia db 4 e db 3 je db je db i gt SET ENT Ea gt J yY nt A sa a Press once Port number Ethernet setting switch Port gt E S 3 8 IM 77C01E01 01E 3 5 Setting Ethernet Communication Conditions Ethernet setting switch Ethernet setting switch f JA Set the Ethernet setting switc
58. II c a jeee Z a gees oF i eos PEE U PHD JE A J C m N ra CECA E A D mib Zogge SEL TUTTLE sous YOKOGAWA lt gt Soe ystem Voltage ABC i RST S Sngephasewowiesysem Voltage a R current a R R S R S Voltage 2 B C Current 2 C Voltage 1 A B Current 1 A ee ee de Current 3 oan eee eel cane Current 1 Three phase four wire system Current 2 Current 3 Three phase four wire system Current 1 2 5 element Voltage 3 Current 3 A NOTE The phase indication lamps A B C or R S T chosen at the time of ordering are turned on This setting cannot be changed after delivery In the single phase two wire system phase indication lamp A or R turns on This setting cannot be changed In the three phase four wire system 2 5 element the current can be measured only when it is ina state of equilibrium J Three phase three wire system 4 6 IM 77C01E01 01E 4 5 Displaying Energy Values This section explains the measuring range and display method of active energy regenerative energy LEAD reactive energy LAG reactive energy and apparent energy E
59. Lies te 4 Lien i i PTD I w i Cats ED CHD D D D D gg CHD aye Cees SET ENT i l l l l l Hold down for at least 3 seconds Hold down for at least 3 seconds Parameter screen PASO0O m To move to the previous or next step in the procedure indicated by the dotted line i READY 3 Ww Specification Change Confirmation screen F Mee Hold down for at least 3 seconds SET ENT When there are l no changes to l the specifications i Hold l l down for at least 3 seconds l Ea a sak e eee M use the following keys Go to the next screen Go to the previous screen IM 77C01E01 01E Appendix 3 Parameter Setting Procedure Parameter screen sa iP Jes a J ob Fs sz ha 3 E du H sa ha pe Pork 59 d i Ha 5 51d iuo i 1 To move to the previous or next step in the procedure indicated by the dotted line use the following keys Go to the next screen Go to the previous screen Displayed for a PR300 with Ethernet communication and when the protocol is set to Modbus TCP Displayed for a PR300 with pulse output Displayed for a PR300 with
60. OFF signal within 1 V DC Minimum ON time 50 ms Note 1 The control signal for optional integration can be controlled via communication Once it is controlled by digital input it is the only means for controlling until the system is reset System reset can be performed via communication or by turning off on of the power of the PR300 Note 2 In the PR300 with the demand measuring function digital input can be used only to cancel the demand alarm and cannot be used for control signals for optional integration Analog Output Specifications additional output function The measured value is converted into the direct current signal for outputting Measurement item for output One of active power reactive power apparent power voltage 1 voltage 2 voltage 3 current 1 current 2 current 3 power factor and frequency Output signal 4 to 20 mA DC Output accuracy Measurement accuracy of measurement item for output 0 5 of F S Allowable load resistance 0 to 600 Q Response speed 2 seconds or less until 1 of the final value is reached Setting item Selection of measurement item for output and lower and upper limits of scaling Setting range of lower upper limits of scaling according to measurement item for output Active power rated power W to rated power W Reactive power rated power var to rated power var Apparent power O to rated power VA Voltage 1 to 3 0 to rated voltage V Current 1 to 3 O to rated current A
61. OKOGAWA lt gt Areeta Type Secondary rated power Measuring range SBS 06 PW RANGE refer to the x VT ratio x CT ratio READY 36 table on the right m z D f i A Lessthan100kW Less than 100 kW Oto 99999 kVAh to 99999 kVAh ne be be ht Il energy B 100 kW to less than 1 MW 0 00 to 999 99 MVAh D 1 MW to less than 10 MW 0 0 to 9999 9 MVAh D 10 MW or greater 0 to 99999 MVAh A For all the four types in the table decimal places that are not appearing can be displayed by key operation refer to Operation for Energy Value Display on the next page SPoaunnn a ae C YOKOGAMA lt gt J S 2 A NOTE When the power is below the integrated low cut power it is not integrated as energy IM 77C01E01 01E 4 7 POU u w nse n pue sway yusaw inse n zo Aejdsig 104 uoneiado z 4 5 Displaying Energy Values Operation for Energy Value Display 4 8 For all measurement ranges of active energy regenerative energy LEAD reactive energy LAG reactive energy and apparent energy decimal places that are not appearing can be displayed by key operation ee RSs00 mw RANGE ov READY 39 AW 5A st r lt Pi lt E D hw z E The digits being displayed are in ____ in the table E l A below The figures that are not highlighted are not DYA
62. OWEF seeeeeeeeeeeeeeeeees Measured value display pattern ee Phase and wire system ccccssceeeceeeeeeeseeeeeees Pulse output conditions sicsicccsscavetessocrcoeaseteceaveisas RS 485 Communication Conditions NOTE AG SANS ccc ete cae ctaeiece tee VT ratio ene er Phase and wire system Setting ceeeeeeeeeees Phase SWICNING scssezencenctossecuaespetaycoateartasineeueesiecsneeer Pulse output conditions setting eee R RS 485 communication conditions setting S Specifications Analog output specifications ccccceesseeeeeees Communication specifications 0 cccceeeeeees Compliance with safety and EMC standards Demand alarm Output specifications Digital input specifications cceeesesseeeeeeeeees Environmental Conditions ccecceesseeeeeeeees Input SPECIFICATIONS ccceeeceeeceeeessseeeeeseeeseeeess Measuring function cccccceeeeeeeeeeeeeeeeeeeeeees Mounting and Shape ccccececceceeseeeseeeeeeeees Pulse output Specifications ccccccseseeeeee eee Standard performance ccssceeeeesseseeeeeeeeneees System reset cusp cas ec sce ceseecenel uanseensiepiaseacheeeemcdcesss Tt Terminal COVER ivsvniincdencicwnndecsnveantdancdadwandviweuatacveanvens V Voltage range setting ccccrccncdrsscspetnceesteuadeneeseesea
63. Output Output proportional to mA mA mA 1000 to 1000 W 4 0 4 1000 0 1000 W 1000 O 1000 var LEAD LAG AW AW Scale values l 0 0 100 00 Lower Upper to be set d ee limit limit Apparent power Current Frequency When setting output ala ia Sun Output proportional to O to 1000 W o 1000 W O 1000 VA TE O OO Scale values 0 10 00 0 40 00 0 0 40 00 to be set ee Upper T Upper T dope Lower Upper limit limit limit limit limit limit limit limit IM 77C01E01 01E 3 13 For the PR300 with demand measurement function only 3 8 Setting Demand Measurement Conditions This section explains how to set demand measurement conditions by taking as an example the case when the demand alarm point is changed to 300 kW and demand alarm release function to manual release from their respective initial values Measured Value screen Demand Alarm Mask Time screen JA l A The parameter eee a eae PRD m wee w demand alarm mask time A Wia DaT appears i a a E a E ae i I i SB at SET ENT Hold down WK for eC Iv JA JE Je at least 3 seconds
64. T ENT Press once 2 2 Phase and Wire System screen A Ti itn i RANGE Fa l On 1 j ID L L l l YOKOGAMA lt gt 00A Phase and Wire System Setting screen A PRS00 Pm READY Ti RANGE 300V 3 AW 5A Le JCD YOKOGAMA lt gt fo EMAR P J54 setpoint to ITL I Phase and Wire System Setting screen PR200 m READY 34 4w II I RANGE 300V 5A IILI en J7 OLS IN D cin A Phase and Wire System Setting screen l A i mo a RANGE an Cs IIl gt Jog a0 J E ARA EAr A TOC 4 Phase and Wire System screen y PRSC pm 300V READY 5A 3 AW I L II lt J qu at A Current value SOWA YOKOGAWA lt gt The Phase and Wire System screen appears Parameter symbol for phase and wire system Current value SET ENT Press WK once The Phase and Wire System Setting screen appears Using E or E select the setpoint SET ENT Press WK once to blink the setpoint To re set the parameter Press any key othe
65. a 0 2VA 120V 5A 500W 600 to 6oow 240V 5A 1000W 1200 to1200w phase phase 0 4VA 0 2VA 0 8VA Three phase three wire system Three phase four wire system Input Approximate consumed VA Input Approximate consumed VA measuring measuring Rated power range Voltage Rated power range Voltage 120V 1A 200W 240 to 240W o 2ya 120V 1A 300W 360 to 360W 120V 5A 1000W 1200 to1200w Phase 120V 5A 1500W 1800 to 1800W 240V 1A 400W 480 to 480W g4vA 0 2VA 240V 1A 600W 720 to 720W 240V 5A 2000W 2400 to 2400w Phase phase 240V 5A 3000W 3600 to 3600W A480V 1A 800W 960 to 960W 0 8VA 480V 1A 1200W 1440 to 1440W phase 480V 5A 4000W 4800 to 4800W 480V 5A 6000W 7200 to 7200W When VT and CT are used the input measuring range of the primary input power is smaller than 10 GW and the value calculated by the following equation is within the input measuring range above cui n Input measuring range W Primary input power W VT ratio X CT ratio A 2 IM 77C01E01 01E Appendix 1 Specifications of PR300 Digital Input Specifications It is used for control signals for optional integration or demand alarm release Control signal for optional integration Starts and stops measurement of optional active energy Demand alarm release with demand measuring function Releases demand alarm Number of inputs 1 Input signal Voltage signal ON signal 4 5 to 25 V DC
66. analog output Displayed for a PR300 with demand measuring function p TEP P P ai FLG 9 27 IM 77C01E01 01E A 11 xipueddy gt Appendix 4 Parameter List spl ay Paral d a Parameter Name Se ting Setting Range Details MEMO E disi gt ymbo type set Value Ie Integral VT ratio numeric 1 to 6000 1 value Floating point CT ratio numeric 0 05 to 32000 1 00 value Fixed point Integrated low cut power numeric 0 05 to 20 00 0 05 value Menu to shift to the parameters of Integral 4 1 Station number numeric 1 to 99 value PC link without checksum r es 7 ee get ES fa Prt r Data length 2 3 Selection PC link with checksum 9600 bps Mi k a CETA 1 Only the PR300 with the Ethernet communication function can be selected 2 Select 8 if you selected Modbus RTU for the protocol 3 Select NONE for Parity 1 bit for Stop bit and 8 bits for Data length if you have selected PR201 original for the protocol option Ftnernet communication menu Menu to shift to the parameters of Displayed only for a PR300 with the Ethemet P een Ethernet communication function IP address 1 Integral O to 255 192 numeric value Subnet mask 1 Integral O to 255 255 numeric value SAF Subnet mask 3 0 to 255 255 A 12 IM 77C01E01 01E Appendix 4 Parameter List L is sp la P A ira ne Ji er p Se ii aii 10 uae tee D X Integral Subnet mask 4 numeric O
67. anioomw 0 00t099 99MW_ measurement 10 MW to less than 100 MW 0 00 to 99 99 MW Start stop of 100 MW to less than 1 GW 0 0 to 999 9 MW chalet 1GWorgreater Oto9999MW_ measurement 1 GW or greater 0 to 9999 MW and alarm release Pet gt Sv UA YOKOGAWA lt gt Demand current Turns on during demand measurement Turns on during demand alarm Tas ose cl Secondary rated power x 1 2 x CT ratio 0 06 A to less than 10A 0 000 to 9 999 A table on the right 10 A to less than 100A 0 00 to 99 99 A 100 A to less than 1 kA 0 0 to 999 9 A 1 kA to less than 10 kA 0 to 9999 A Turns on while the mex value is displayed 10 kA to less than 100 kA 0 00 to 99 99 kA Turns on during 100 kA to less than 1 MA 0 0 to 999 9 kA 2 PARSoo ow READY OVER 363W SA refer to the demand measurement Ne re gt se aa Start stop of demand YOKOGAMA lt gt measurement J and alarm release Phase indication lamp The phase of the demand current being measured can be switched for display Demand Measurement Procedure Equation Pt Ps x 60 minutes x 60 seconds t Pt Current integrated value Ps Integrated value at the beginning of the demand period t Demand elapsed time data update period 10 seconds Start demand ea Stop demand measurement k measurement EE E
68. ary rated power x 1 2 x VT ratio x CT ratio f A unit a aed ae refer to the 6 W to less than 100 W 0 00 to 99 99 var table on the night soo wie less thani KW 0 0 to 999 9 var 1 kW to less than 10 kW 0 to 9999 var 10 kW to less than 100 kW 0 00 to 99 99 kvar 100 kW to less than 1 MW 0 0 to 999 9 kvar a 1 MW to less than 10 MW 0 to 9999 kvar 10 MW to less than 100 MW 0 00 to 99 99 Mvar 100MWrtolessthan1GW 100 MW to less than 1 GW 0 0 to 999 9 Mvar VAT Joe YOKOGAWA lt gt J 1 GW or greater 0 to 9999 Mvar 7 The following will appear when the input value is _ MAX Turns on while the maximum value is displayed Secondary rated power X 1 2 x VT ratio x CT ratio or more MIN Turns on while the minimum value is displayed and the measured value blink alternately a X O xe A O gt Oo g 2 2 lt Oo h fe c 3 mr 9 Q c 3 a gt Oo Q Example Display and Measuring Ranges of Apparent Power f Supplementary es refer to the 100 kW to less than 1 MW 0 0 to 999 9 kVA D4 i 1 MW to less than 10 MW 0 to 9999 kVA 10 MW to less than 100 MW 0 00 to 99 99 MVA TAL 3 inawie aetna ew _ l iw ares a The following will appear when the input value is Ns
69. at least 5 seconds DEMA w CoE JAE YOKOGAWA lt gt Reset Item Selection screen JA The Reset Item Selection screen PR300 m mwe wwo appears READY 3 AW 5A L ZZL CEIC uT Display the reset items on fe the screen refer to the 7 figure on the left hour sina WA CS XN acon YOKOGAMA lt gt SET ENT and press on ce 4 10 Reset Item Confirmation screen 7 2 PRS0G rw RANGE 300V READY 3 AW 5A L 4y lt J ocos YOKOGAMA lt gt Measured Value screen Al The Reset Item Confirmation screen appears and the reset items blinks A To stop resetting To change the reset items Press any key other than while the reset items are blinking The PR300 returns to the Reset Item Selection screen SET ENT Press K once The maximum and minimum values are reset and the PR300 returns to the Measured Value OTEL i Tn r i ft B RESET appears for about 1 second then a measured value appears RESET will not appear if returning to the screen not showing the maximum or minimum value after A woo ey m te A a MAX Lf LI J T L 1an S a 0r t ty
70. aximum aemana value display Voltage 3 As below NONE appears in the display of a measurement item whose value cannot be displayed due to the specifications of the PR300 U display phase switch indication M usd i GAWA Y Q S X SJ X J ia idd Lower Lower EEA 2 Note 4 2 IM 77C01E01 01E 4 3 Displaying Measured Instantaneous and Maximum Minimum Values Example Display and Measuring Ranges of Active Power Regenerative Power will always appear when the displayed value is a regenerative power value N Supplementary refer to the A ee PRSH READY 100 kW to less than 1 MW 0 0 to 999 9 kW A D 1 MW to less than 10 MW 0 to 9999 kW 10 MW to less than 100 MW 0 00 to 99 99 MW 100MWtolessthan1GW 100 MW to less than 1 GW 0 0 to 999 9 MW ON gt LY IAM T YOKOGAMA lt gt 1 GW or greater 0 to 9999 MW The following will appear when the input value is MAX Turns on while the maximum value is displayed secondary rated power Xx 1 2 X VT ratio X CT ratio or more MIN Turns on while the minimum value is displayed and the measured value blink alternately oa i Example Display and Measuring Ranges of Reactive Power will appear when the displayed value is a LEAD reactive power value Supplementary Second
71. caactens VT raio Seng scrani n E Index 1 _ z W Wiring diagram Single phase twO wire system ccsecceeeesseseeeeeeeeneeees 1 6 Single phase three wire system cccccsssesseeeeeeeneeeees 1 6 Three phase three wire system cccsssceessseeeeneeeeeens 1 6 Three phase four Wwire system cccccessesseeeeeeeneeseeeees 1 7 Three phase four wire system 2 5 element 00 1 7 Analog OO asc os ce tec eect tere ee eee 1 8 Demand alarm OUNDUL sissien 1 8 Demand alarm release icsecccsccevecenesecataceticerseeseaenccdacstoees 1 8 Ethernet communication siiiesscseevtieccortcaiceecavstencenaccacescsees 1 8 Integration control signal esseen 1 8 Pase OU sects eserseco estes at edad ndaenccanen sees 1 8 AS 485 COMMUNICATION csscssstscoctcnds ds ccchaitsiantcncneaedvalouten 1 8 Index MOT E0T OTE YOKOGAWA YOKOGAWA ELECTRIC CORPORATION Headquarters 2 9 32 Nakacho Musashino shi Tokyo 180 8750 JAPAN Branch Sales Offices Nagoya Osaka Hiroshima Fukuoka Sapporo Sendai Ichihara Toyoda Kanazawa Takamatsu Okayama and Kitakyusyu YOKOGAWA CORPORATION OF AMERICA Headquarters 2 Dart Road Newnan Georgia 30265 U S A Phone 1 770 253 7000 Fax 1 770 254 0928 YOKOGAWA EUROPE B V Headquarters Databankweg 20 Amersfoort 3821 AL THE NETHERLANDS Phone 31 334 64 1611 Fax 31 334 64 1610 Branch Sales Offices Wien Austria Zaventem Belgium Ratingen Germany Madri
72. ce the control signal for optional integration is controlled via communication communication is the only means for controlling that signal until system reset is performed The same applies to control by digital input System reset can be performed by turning off on the power supply for the PR300 or by executing remote reset via communication When the system is reset the optional integrated value is reset to 0 If power failure occurs during integration an optional integrated value is reset to 0 Example operation of the control signal for optional integration via communication The active power during this time period is integrated Start Stop command command These control Data update Signals are invalid Pe ee ern Digital input Digital input OFF Vee ee ee ee eee ee ee i Z Example operation of the control signal for optional integration by digital input The active power during this time period is integrated Digital input I nern TTT TETEE Stop These control Data update command signals are invalid Digital input Number of inputs 1 Input signal ON signal 4 5 to 25 V DC OFF signal within 1 V DC Maximum integrated value 99999 Wh After the integrated value reaches this maximum value it returns to O Data update When the control signal for optional integration is turned off and then turned on The displayed measured value is reset to 0 and integration
73. creen moves to the Reset Item Selection screen from the Measured Value screen in order to return to the Measured Value screen without resetting a measured value carry out the following operations Reset Item Selection screen JA PR200 m READY 3 4w RANGE 300V 5A r Leen vy Lk XN o cojea A E AWA gt Measured Value screen RANGE 300V 5A 36 AW On the Reset Item Selection Lt Om a Z hll screen press or 1I N bring up fel Li J s PILI w rors L MTL L and press L A CWA e Cae once Sa A Reset Item Confirmation screen AK 4p ie BTE YOKOGAMA lt gt The Reset Item Confirmation screen appears and the reset item blinks SET ENT Press once Reset Items and Details Reset item Symbol Reset item Names Details IM 77C01E01 01E Maximum minimum value reset The measured value is not reset and the PR300 returns to the Measured Value screen The maximum minimum values of active power regenerative power reactive power apparent power voltage power factor and frequency are reset to the current value The maximum value of current is reset to the current value The values of active energy regene
74. ctive Energy and Regenerative Energy 4 7 Example Display and Measuring Ranges of LEAD Reactive Energy and LAG Reactive Energy 4 7 Example Display and Measuring Ranges of Apparent Energy cccssssecceeeeeeeeeeeeeeeeesseaees 4 7 Operation for Energy Value Display wcaesssaccsa voniazcectadscandsetuederendsveeosanduivul txadeetsarareationneextmbadenees 4 8 Optional Integrating FUG iessen saceseescaeyhicmmnnntarisiouaatesspatecleatasteasioases 4 9 4 6 Resetting Measured Values cc ceccescseeeceseeeeceeeeeeneuereeeanereneaeeesnanereeeaesesaneeessanereneeeeans 4 10 Resetting Maximum and Minimum Values snsnenenseeeeneseennsssrrrrrssrrrrsrrrrrerrrrssrnrrtsnrtnesrnnnrenrnne 4 10 Reselting Energy Valie eee eee ene eee eer ee eee ee eee re rere ee as 4 10 Canceling Reset Item Selection Returning to the Measured Value screen without resetting 4 11 Reset kems and Detalls sdicuscnnnisssnedouieedsuapnadwictceasamdelsapeedennsacawieacudsaacedsaninatascnavencresteieedsvsencauieens 4 11 4 7 Demand Measurement Optional Measuring Function cccsseccseeeeeeeeeeeeeeeeeaeeeeneeees 4 12 Example Demand Display and Measuring Ranges cccsccceceeeeeeeeeeeeeeeeseeeesaeeeeseeeeseneeesaaes 4 12 Demand Measurement Procedure ccccsccccssececceeeeensseceneeeceeeeueeessnecessueeeeeasseetneeenseeeeneaeeess 4 12 Operation for Demand Measurement cccccceeseeecceeseeeceseeseeeeeeeseee
75. d Spain Runcorn United Kingdom Milano Italy Velizy Villacoublay France Johannesburg Republic of South Africa Budapest Hungary Stockholm Sweden YOKOGAWA AMERICA DO SUL S A Praca Acapulco 31 Santo Amaro Sao Paulo SP BRAZIL Phone 55 11 5681 2400 Fax 55 11 5681 4434 YOKOGAWA ELECTRIC ASIA PTE LTD Head Office 5 Bedok South Road 469270 SINGAPORE Phone 65 6241 9933 Fax 65 6241 2606 YOKOGAWA ELECTRIC KOREA CO LTD Head Office 395 70 Shindaebang dong Dongjak ku Seoul 156 714 KOREA Phone 82 2 3284 3016 Fax 82 2 3284 3016 YOKOGAWA AUSTRALIA PTY LTD Head Office Sydney Centrecourt D1 25 27 Paul Street North North Ryde N S W 2113 AUSTRALIA Phone 61 2 9805 0699 Fax 61 2 9888 1844 YOKOGAWA INDIA LTD Head Office 40 4 Lavelle Road Bangalore 560 001 INDIA Phone 91 80 2271513 Fax 91 80 2274270 Oct 04 Printed in China
76. displayed E3 not visible 7 7 7 c F 7 l He g Every time 5 is ES the display order is a aal A incremented s 1 rs is pressed when the N7 m m BEE 5 E 5 smallest digit is oe the display will return to E LI l Gal S the initial value the display order returns to 71 m If there is no key entry for 60 minutes after shifting coy Lv JEA JCJ oma the displayed digits the display will automatically YOKOGAMA lt gt return to the initial value the display order returns to XQ A Displa Displa PEELE PEELE 0 ee co As can be seen in the figures below the energy value returns to 0 after reaching the maximum energy value Active power Regenerative power Maximum energy 0 Time Electric energy Electric energy Maximum energy 0 Time IM 77C01E01 01E 4 5 Displaying Energy Values Optional Integrating Function The optional integrating function integrates the active power while the control signal for optional integration is activated ON for activating and OFF for deactivating The operation for this signal can be performed via communication or by digital input A NOTE The control signal for optional integration of the PR300 with the demand measuring function can be controlled only via communication It is not possible by digital input The active power below the integrated low cut power cannot be integrated On
77. e initial setting screen SETIENT f Press WK once while the setpoint is blinking A The setpoint is confirmed and the PR300 returns to the CT Ratio screen P P To return to the Measured Value SET ENT screen hold down E If you do not operate any key for more than 5 minutes on the Parameter screen the PR300 automatically returns to the Measured Value screen Initial Value Factory set Value 3 3 suoljeiodC Huljjes sa OWeIed e 3 3 Setting the Integrated Low cut Power This section explains how to set the integrated low cut power by taking as an example the case when the integrated low cut power is changed from the initial value 0 05 to 0 1 Integrated Low cut Power Measured Value screen Setting screen JA A f To re set the parameter PRSOO mw RANGE PRa00 M mae a D Press any key other than mA L Z oo T I Te while all digits of the hl Lie LI setpoint are blinking A Z gt I lt The PR300 returns to the initial l Lf Putte setting screen l ll IAAI l a i 3 H7 J916 DO iG SET ENT T a Ees Hold down KE or at aooaa Press UKS once while STENT Y sew oma ey VY SEL DEWAMD z a a i PRT least 3 seconds l DS j the setpoint is blinking The setpoint is confirmed and the Integrated Low cut Power PR300 returns to the Int
78. e of single phase three wire system is fixed at 300V between PO and P1 PO and P2 The voltage range cannot be selected Select the voltage range of three phase four wire system by the phase voltage between PO and P1 PO and P2 PO and P3 IM 77C01E01 01E 9 5 S114 OOEHd 24 dn 3S JUBWsiNses Bures a10Joq suoneled ld Chapter 3 Parameter Setting Operations 3 1 Basic Parameter Setting Operations A NOTE Set parameters only after setting the phase and wire system and the voltage range If you change the phase and wire system or voltage range after setting a parameter the parameter will be initialized to a factory set value Parameters related to RS 485 and Ethernet communications will not be initial ized however Methods of Changing Parameter Setpoints Four setting types integral numeric value fixed point numeric value floating point numeric value and selection have been defined for the parameters of the PR300 For each setting type the following explains basic operations used to set parameters Integral numeric value or fixed point numeric value r l U D 9 3 D ma D O D Q O Oo D 9 O 5 T
79. e system system 5 element Current Current Fiaim Current facon EC ww ew et Curent ff ww ew ew 7v OS Cmn S T aaa Cwens O S o Wongs o o N a aa Woss 0 oS v Measurable Not measurable 1 Fora three phase four wire system 2 5 element it is possible to set the following measurement items only when the current is in a state of equilibrium Current phase switch indication Current 1 Current 3 Reactive power Apparent power Power factor LEAD reactive energy LAG reactive energy and Apparent energy The demand value and maximum demand value can only be selected for a PR300 with the demand measuring function For a PR300 without the demand measuring function the initial values of demand value and maximum demand value are shown as nannt 3 18 IM 77C01E01 01E 3 10 Setting the Indicator out Mode and Locking Parameters Setting the Indicator out Mode This section explains how to set the indicator out mode by taking as an example the case when the indicator out mode is changed to ON and the indicator out mode wait time to 5 min from their respective initial values Measured Value screen A PRa00 HH mee a f IT w i lII I f UT i a f 7 XX f Al RANGE 300V 5A Pas Le oe YOKOGAWA lt gt
80. e while aoa the setpoint is blinking The setpoint is confirmed and the PR300 returns to the Indicator out Mode screen Indicator out Mode screen A Indicator out mode setting ore Mon a completed Me oer ACA mi ECA Press once JH AO Q H J MOZO o o Indicator out Mode Wait Time screen fi A Parameter aft A indicator PR50500 m we w out mode wait time is 7 displayed Oren f W i TE SET ENT Press yas once DEM wa Indicator out Mode Wait Time Setting screen The screen changes into a screen for setting parameter Al loFti a m SEE PIW oa RANGE an 2 LI Z Ue oe Using KA or CS ri change the setpoint L Press once to E blink the setpoint BODOC Press once while YOKOGANA lt gt the setpoint is blinking XQ Indicator out Mode Wait Time screen The setpoint is confirmed and the PR300 returns to the Indicator out Mode Wait Time screen f A Indicator out mode wait time SSO w ce ca setting completed READY 34 3W p fi To return to the Display Setting Menu gree J screen press se J fal lt is wa gt SOO O YOKOGAMA lt gt 7 To return to the
81. easured Value screen Al Demand measurement starts Al Demand measurement stops eR og m M RANGE ul eR oo m m RANGE am LITT w LIE FU w L L A E L CLL 4 S Turns on during 4 y S Does not turn on when IGE A Se demand Is not l l Iml Iml la J ae e J measured JCC w SUE w a LILA a I Ltt FALJIMIWE ap The measured value is updated FALIWI WE ap YOKOGAWA lt gt every ten seconds YOKOGAMA lt gt A NOTE Once the operation key is used for control to start and stop demand measurement it is the only means for controlling until system reset is performed The same applies to control via communica tion System reset can be performed by turning off on the power supply for the PR300 or by executing remote reset via communication When the system is reset the measured values of demand maximum demand and demand alarm status are reset to 0 If power failure occurs during measurement the measured values of demand maximum demand and demand alarm status are reset to 0 Example operation to start stop demand measurement The demand in this The demand in this period is measured period is measured This control e signal is valid A Start Start NEEM Stop Start J Stop command Communication Time E Data o Data ee ke Communication _ update Communication update Start Stop Start Stop System reset command command
82. ee e F SET ENT you do not operate any key for more S Press once while M G than 5 minutes on the Parameter Bas J vjIJl4j l rca the setpoint is blinking CD SEDLA screen the PR300 automatically WIOUMA S J WON Q returns to the Measured Value screen The setpoint is confirmed and the PR300 returns to the Lower Limit of Scalling screen ie To change the upper limit of scaling set a new limit using the parameter F H that follows A NOTE If the upper and lower limits of scaling do not satisfy the following conditional expression the updated upper or lower limit of scaling setpoint will not be incorporated but revert to the value before change Upper limit of scaling Lower limit of scaling 50 Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value gr Q 3 D D V D Ce O xe D Q O N Analog output menu Menu to shift to the parameters of analog output Measurement item for Active power et Na analog output Selection p rm Frequency J Fixed point Lower limit of scaling numeric 0 0 to 50 0 value Fixed point Upper limit of scaling numeric 50 0 to 100 0 100 0 value Relationship between Scale Values and Measurement Inputs Example Active power Reactive power Voltage Power factor When setting 20 20 20 20 output Output Output
83. egrated Low VT Ratio screen screen cut Power screen Cc Ci The parameter VT ratio JA Integrated low cut power PR30200 m mwe wv appears PR300 m MME mv setting completed Pae 3 3W READY 3 3W 5A Lie Fue L At L 2 os fin To return to the Measured Value curs mw LIL 1 LIL IL screen hold down KaD fin If you do not operate any key for more than 5 minutes on the Parameter screen the PR300 automatically returns to the Measured Value screen Press twice YOKOGAMA lt gt YOKOGAWA lt gt Integrated Low cut Power screen The parameter integrated low cut power appears SET ENT Press once Integrated Low cut Power Setting screen JA The screen changes to the one PRS00O m ME m for setting the parameter and the alterable digit blinks Using or change the setpoint Integrated Low cut Power Setting screen A W To move to the digit to be changed PROE m E a use the following keys wr gis a ee To the left To the right f TT L Te p S r N ra tL det SET ENT ee i Press W once to So JMB Ie
84. eric 502 1024 to 65535 value Ethernet setting switch Selection IM 77C01E01 01E 3 9 suoi e1 do Huljjes 194 9WLlLed e For the PR300 with pulse output function only 3 6 Setting Pulse Output Conditions This section explains how to set pulse output conditions by taking as an example the case when the ON pulse width is changed from the initial value to 100 ms Measured Value screen JA PR20060 READY RANGE 300V 36 3W 5A A Woe ILS i TI Ne l ll V ra i i I F x Ne me Lt k SOME YOKOGAMA lt gt Hold down E for at least 3 seconds VT Ratio screen JA PRa00 om awe suv Si Lie I J f Ts WINTE Ba So De y a Je YOKOGAMA lt gt K The parameter VT ratio appears using EN or KA con GE l llh Ah show l Pulse Output Menu screen JA PR20200 my me wwo mn ce 6 bth Ie a AX XN YOKOGAMA lt gt Eao Aaa Press once Measurement Item for Pulse Output screen JA A PRACE PW RANGE 300V READY 5A I The parameter measurement item for pulse
85. fety and EMC Standard oi cssiss ioc csasaicescocdarcoccnt eecdeaonesarvocsbasasaed onesvendeeiesavdeeniedaevaebnesdedeeeiddaeeacass A 7 Environmental Conditions ajcndeiuertesaescesnesdanteddeduediednesdesucstuaduetidaeedadieedeadacdunsnddundardedunedunicuseuued doves A 8 PTO MING and SNAPE sas citer cine sede scence neirt EEan SRE hash voce AOE RSie ane EiS A 8 Appendix 2 Syslem RESCE presigi R Ea RAE a aR A 9 Appendix 3 Parameter Map sarria aE REE EERE ARAE KERRE A 10 Appendix 4 Parameter LISE siisi A R AEAEE ERER A 12 Appendix 5 Alphanumeric Characters Table for 7 segment LED ccccesseeeeeneeeeeneenens A 16 Index IM 77C01E01 01E Chapter 1 Installation and Wiring 1 1 Installation with the ANSI 4 inch Round Form or JIS 110 square Instrument Size The PR300 can be installed so that it handles ANSI 4 inch round form or JIS 110 square instruments panel cutouts by attaching the UIS ANSI mounting kit accessory External Dimensions Unit mm s00 Awiew ai READY O COMM PULSE OVER 3 IW AW 25E A SA aaa re Ul N R mS oS grg az 0 3a2 A Ss lt 7 ft i IE R Jej TN lt Frss gt R o gt I N I gt Do oS oS oD SS gt gt Fe oO R A SEMAN Twaa SR a f G a 87S Zas a m P F SLJ Panel Cut
86. g function Lights up if the demand value exceeds the demand alarm point at any point in time other than the demand alarm mask time Lights up when the output is turned on in the pulse output mode and goes out when the output is turned off Blinks while RS 485 or Ethernet communication is in progress On the Measured Value screen this key is used for example to switch the display pattern Also used to set parameters on the Parameter screen On the Measured Value screen these keys are used for example to move from one digit to another in an energy reading Also used to set parameters on the Parameter screen On the Measured Value screen this key is used for example to show the maximum minimum value Also used to set parameters on the Parameter screen On the Measured Value screen this key is used for example to switch the phase of voltage current Also used to set parameters on the Parameter screen This key is used to start or stop demand measurement The lamp green in the key lights up in the demand measurement 2 1 D xe eh O og gt O U mp Q fet c W c m p D JJ GO 1 N mp 2 2 Setting the Phase and Wire System This section explains how to set the phase and wire system by taking as an example the case when a three phase four wire system is changed to a three phase three
87. ges the YOKOGAMA lt gt YOKOGAMA lt gt setpoint Change the setpoint using Aiter changing the Press while all Shows the previous parameter or setpoint press ee menu item or changes the or digits of the setpoint are setpoint Dy i once blinking es rererere venn reremen mememe emee ei Deis ete yee ep aes Tete enue Returns from the Parameter screen This causes all digits of the This confirms erg to the Menu screen moves through ane j the digits of a setpoint numeric setpoint to start blinking the setpoint value to the left or moves the IM 77C01E01 01E 3 1 3 2 Setting the VT and CT Ratios Setting the VT Ratio This section explains how to set the VT ratio by taking as an example the case when the VT ratio is changed from the initial value 1 to 4 Measured Value screen VT Ratio Setting screen m TA f Al To move to the digit to be changed aBsou0 m mwee wv PR 00 m MNE 30o b use the following keys A UJIT LII i i lh Li To the left To the right A Maa a a Ta 0b l III l Oo w rire hht Hold down E for at LIL Lt Press once to SOOWes least 3 seconds GLA blink the setpoint L YOKOGAWA lt gt YOKO
88. h to f Al fin To return to the Ethernet Ses00 mw ue i ON to enable the new settings PRBSOO DE aay Communication Menu screen ZUD 30 3W a When the settings have been mo 303w iA O moe updated the switch is O woe press CL te automatically set back to OFF a fin To return to the Measured Value JFF OFF screen hold down wt J Set the settings of Sa AN M4 E fo parameter to fi If you do not operate any key for more S J ON and press than 5 minutes on the Parameter GMa e i F2 SJICv AND screen the PR300 automatically X oars Cena twice YOKOGAWA Q J returns to the Measured Value screen The parameter settings have been updated A NOTE When using Ethernet communication set the RS 485 communication protocol to Modbus TCP see Section 3 4 To be able to update the Ethernet parameter settings the Ethernet setting switch must be set to ON it takesabout 20 seconds to update the setting Ethernet communication cannot be used during this time Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value Phenicia onneni Menu to shift to the parameters of Ethernet communication Integral IP address 1 numeric O to 255 value Integral Subnet mask 1 numeric 0 to 255 255 value Integral Default gateway 1 numeric O to 255 value Default gateway 4 0 to 255 Integral Port number num
89. ime cccccscecesssseeeeneseeeesnanees 4 14 Demand alarm release function eceeeeeeeaeeeeeeeees 4 14 Demand measurement conditions setting 3 14 Measurement example c ccccccssseeeeeseseeessesseeensaeess 4 14 Measuring operation s csccscansasiencednidssetsandenetenedesdsameseteaien 4 13 Measuring range se ncecve2isesetaerhcespeensdcaentaloaveasnes ord cteaseeates 4 12 Display patteri siccurasssanenceatanensven a sasmstriwesucntosssnwutnsiatraadiee 4 2 US COVETF secau ceacnt anacnorsssigutenseciuntnavencenrcmnantasentusrageesesraatanss 1 9 E Energy value display Operation cccccccsssseeeeseeeeeenseseeees 4 8 Error display and recommended response 000000e 5 1 Ethernet communication conditions setting 0 00 3 8 External Dimensions ANSI 4 inch round form size cceeceeeceeeeseeeeeeesnesseeeess 1 1 DIN 96 square instrument SIZE cece eeeeeeeeeeeeeeeeeeeeeees 1 3 H How to switch between instantaneous value maximum 4 5 Indicator out mode setting accecesessceseuscudvdevazeecncteeveeueetersearte 3 19 Integrated low cut pOWer sscazec icasecanseesivestedsandnodsuneslvancatedecade 3 5 Integrated low cut power setting ccsseeeeeeeeeeeeeeeeeees 3 4 M Measured value display pattern setting cceeeeeeee 3 16 Measured value reset cccccceceeeeeeeeceeeeeeeeeeeeeeaneeeeeees 4 10 Measurement itemS
90. ion For other wiring it is M3 screw terminal connection The connector for connecting to the Ethernet is RJ45 Use strand wires for the wiring Wiring cables with a nominal cross sectional area of 1 25 mm or thicker are recommended for voltage current input and power supply cables with a nominal cross sectional area of 0 5 mm or thicker are recommended for other signals Crimping Terminal Recommendations Ring tongue Spade tongue Applicabl R ended pplicable ecomm terminal d terminal d terminals d mm A mm F mm tightening torque T M4 4 4 max 7 0 max 7 8 max 1 2 Nem a a M4 4 4max 7 0 max 7 8 max X 06 Nem F 4 7 max _ F Applicable wire size 1 04 to 2 63 mm for M4 0 25 to 1 65 mm2 for M3 IM 77C01E01 01E 1 5 Bul pue uoljeyyeisuy Es 1 3 Wiring Single phase two wire system voltage input current input power supply Power source side 1 2 NOTE Do not ground the input circuit when connecting Refer to voltage and current directly s ina without using VT and CT Other Wiring Power supply Power supply voltage 100 240V AC 10 or 130 300V DC 15 f Load side Single phase three wire system voltage input current input power supply Power source side 1 N 2 NOTE Do not ground
91. ions Parameter Parameter Setting Type Setting Range Details Factory set Smee Model and Suffix Codes ae Value A NOTE P1 PO and P2 The voltage range cannot be selected Phase and wire system Selection PR300 40000 60 0 PR300 30000 60 0 Single phase two wire system Single phase three wire system Three phase three wire system Single phase two wire system Single phase three wire system Three phase three wire system Three phase four wire system Three phase PR300 5O0000 60 0 four wire system 2 5 element Initial Value 2a Three phase H H L three wire system I SOL l Three phase four wire system 1I TOL 1i II Z AT O Three phase four wire system 2 5 element Three phase four wire system 2 5 element can be used only when the voltage is in a state of equilibrium In addition the phase and wire system cannot be changed IM 77C01E01 01E S114 OOEHd 24 dn 3S JUBWsiNSes Bures a10Jeq suoneled ald 2 3 Setting the Voltage Range This section explains how to set the voltage range by taking as an example the case when the voltage range is changed from 300 V to 600 V Startup screen JA Asoo rH BE aov C CEL _ M A Lit A Ne a N J YOKOGAMA lt gt BrO Measured Value screen
92. is Manual The contents of this manual are subject to change without prior notice for reasons of performance and or functional enhancements Every effort has been made to ensure accuracy in the preparation of this manual Should any errors or omissions come to your attention however please contact your nearest Yokogawa branch or sales office Reprinting and reproducing the contents of this manual either in part or in their entirety is prohibited without the prior consent of Yokogawa The document concerning TCP IP software has been created by Yokogawa based on the BSD Networking Software Release 1 that has been licensed from the University of California MT rademark AIl the brands or names of Yokogawa Electric s products used in this manual are either trademarks or registered trademarks of Yokogawa Electric Corporation Ethernet is a registered trademark of XEROX Corporation in the United States Company and product names that appear in this manual are trademarks or registered trademarks of their respective holders Documentation Conventions Symbols This manual uses the following symbols Symbols Used in the Main Text Draws attention to information that is essential to understanding the operation and or A N NOTE features of the product TIP Gives additional information to complement the present topic See Also Gives reference locations for further information on the topic WEDescription of Displays 1 Some of the
93. l JA PRD a 3w m ne i a UCET C j l l A J a A Lit kb 4 S U l Il Vv IIT ow O re CB v a fomm YOKOGAWA lt VT Ratio screen RANGE 300V 5A XR XX Co y E E YOKOGAMA lt gt Specification Change Confirmation screen RANGE 300V 5A oe AS YOKOGAMA lt gt x Specification Change Confirmation screen PR20060 READY RANGE 300V 36 3W 5A 0L E E J Nia a E O A X wee of Ne SOmAa YOKOGAMA lt gt 2 4 Turn on the PR300 The PR300 shows the station number for about 5 seconds then the Measured Value screen appears SET ENT Hold down UK for at least 3 seconds The parameter VT ratio appears Simultaneously hold down E for at least 3 seconds The Specification Change Confirmation screen appears 4 Using or show on the lower display SET ENT Press once Phase and Wire System screen A PRSC pw READY 30 3W RANGE 300V 5A DI L I I A A X eaea v A e fo EMAR YOKOGAMA lt gt Voltage Range screen
94. l expres sion the updated demand period or demand alarm mask time will not be incorporated but revert to the value before change Demand alarm mask time Demand period Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value Demand imeacuremeni men Menu to shift to the parameters of demand measurement Active power Demand power current Selection Active power Current Integral 4 to 60 min Demand period numeric value Demand alarm mask time to 60 min Integral Demand alarm mask time numeric Teo uu value 1 to demand period min Integral 1 to 1000 kW When active power is Demand alarm point numeric selected or 1 to 1000 A When current is value selected Automatic release Automatic function Manual release iC ease Demand alarm release Selection IM 77C01E01 01E 3 15 3 9 Setting the Measured Value Display Pattern This section explains how to set the measured value display pattern by taking as an example the case when the number of display patterns is changed to 3 and the display pattern 1 upper display to maximum demand value from their respective initial values Measured Value screen PR200 pw mE oov READY 5A 36 3W JA A Woe a a A a Tata IAM ty I DIII w GWC L YOKOGAMA lt gt VT Ratio screen
95. les representative from which you purchased the product 1 Serial number shown in NO on the nameplate 2 Failed state and error display 5 2 IM 77C01E01 01E Appendix Appendix 1 Specifications of PR300 Measuring Function Active energy regenerative energy Reactive energy Apparent energy The active power up to present is integrated and the integrated value is output in units of kWh or MWh only kWh in the communication mode The sign of integrated values of regenerative power is and they are output as different data LAG and LEAD reactive power up to present are integrated and output in units of kvarh or Mvarh only kvarh in the communication mode The signs of LAG reactive power and LEAD Co 99 reactive power are and respectively Apparent power up to present is integrated and output in units of KVAh or MVAh only kVAh in the communication mode Optional active energy While the control signal for optional integration is turned on the active power is integrated and output in units of Wh The control signal for optional integration is turned on via communication or by digital input Active power regenerative power Apparent power Reactive power Power factor Frequency Demand IM 77C01E01 01E The present active power is output in units of W kW or MW The sign of the value of regenerative power is always Minimum resolution 0 1 W The minimum dis
96. med and the PR300 f A The PR300 shows the Startup Sso5 mw mma returns to the Voltage Range screen a mme OT Mam ME a The voltage range thus set is shown as DETR M screen for about 5 seconds 7 the current value 7 m7 4 then the Measured Value II ee JD TLI I screen appears Hund Nf N S Hold down for at least 3 seconds O fomo SOMA SOMO YOKOGAWA lt gt C J YOKOGAMA lt gt When proceeding to set the phase and wire system press Measured Value screen EZ or EA to show the A Phase and Wire System a Ta a screen with this screen READY 30 aW 5A figure in the upper left E IIT T a corner shown as is After lAl l showing the Phase and Wire A ITT System screen start from IA ty step 6 in Section 2 2 Setting a the Phase and Wire System cat ie SOMO ele YOKOGAWA lt gt A NOTE If you change the voltage range all parameters other than those related to RS 485 and Ethernet communications are initialized to factory set values Change the voltage range before setting parameters such as the VT and CT ratios Range of Voltage Range Options Initial Value Parameter Parameter Name Setting Type Setting Range Details Factory set Symbo Value 300V 7 A NOTE The voltage rang
97. meter Setting screen Use the Parameter screen showing the current value or the Menu screen to lock or unlock parameters Operations used on an individual parameter setting screen or on the Measured Value screen in an attempt to lock parameters will have no effect Locking Parameters Measured Value screen r Asoo ry mae a IIT w tt l Jue r E i II he I Ceana JA VT Ratio screen aN M JA PR206 READY z RANGE 300V 5A L PRa00 Hy mae a Pirie IIl ld E 2 Liew fe Jes ea ess YOKOGAWA lt gt 3 20 Hold down for at least 3 seconds The parameter VT ratio appears Simultaneously hold down and for at least 5 seconds The measured value display middle display first shows then returns to the Parameter screen All parameters are locked now Pressing will no longer switch the display to any parameter setting screen value cE Unlocking Parameters Measured Value screen f JA PR200 m we aov READY 5A 36 3W IIT w A l 445 A VT Ratio screen li X
98. n Must always be 5 Shorting bar 6 Tag number label 7 Startup manual 8 Fixing screws a NI NI Olaj attached to avoid a possible electric shock Used in RS 485 communication if the PR300 is a terminal device A quick reference manual for use in initial installation 8 Manuals for the PR300 CD This CD contains all manuals related to the PR300 IM 77C01E01 01E Model PR300 Power and Energy Meter Contents IM 77C01E01 01E IM 77C01E01 01E FEO CCE o p Mnn E E E E E E i NOUCOS ennen EE EE aE ES il Checking the Package ssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnnm nnmnnn nnna iii E Checking the Model and Suffix Codes scsi iccsrvsveseatenannslbucaneansinedaadisedon bane dindesate seuaswebaahabaeadeesasanea ili E CHECKING the Accessories isccseisosvcsccedenwaessasanscerines donuademsmetcesdabaanesbennaed tantakeendabads oubaceres nnnm teene nenne IV Chapter 1 Installation and Wiring 1 1 Installation with the ANSI 4 inch Round Form or JIS 110 square Instrument Size 1 1 Ea VS SIONS srra cs esc eae ene eae cee 1 1 Panel Cutout Dimensions s cdssicaca aces ced anaasianiaoeoeetaasunsniaencaveatartomteuiiewe sees tacuthenveeeanpeeaeeeanabeedes 1 1 Mounting IS ENE nec ateeeeet sctsee ee ag tee eee caesar aaa AARAA SANAAA 1 2 1 2 Installation with the DIN 96 square Instrument Size ccceeeceeeeeeeeeeeeeceeeeseeeeeseeeesaeeeees 1 3 External DINGS SIONS screenies E tac
99. n Interface Users Manual IM 77C01E01 10E Measured values to be reset If system reset is executed the following measured values will be reset e Maximum value minimum value and instantaneous value of voltage e Maximum value and instantaneous value of current e Optional active energy value The values of active energy regenerative energy reactive energy and apparent energy as well as the settings set to parameters are not reset and are saved Actions after reset The PR300 displays the Startup screen where the station number can be seen for about 5 seconds and then the Measured Value screen Startup screen Measured Value screen fi A fi A PRS00 m RANGE 000 asoo m me awo READY 3 AW 5A READY 3 AW 5A TL MI Aa UET JO Tut 10 0 j em Woe Tt ia i JIL w a aa SOMA SOMA YOKOGAMA lt gt AWA lt gt IM 77C01E01 01E A 9 xipueddy gt Appendix 3 Parameter Map Some of the following parameters cannot be displayed due to the specifications of the PR300 Startup screen Display pattern n 7S a maximum of 8 patterns Display pattern 1 en ra i PRS0D a 4w i l iJi PRs00 iar 4w MEE ne T UCET O l Cow rel ia L at k Var roo we
100. nearest Yokogawa representative or our sales office Regarding Protection Safety and Prohibition Against Unauthorized Modification e In order to protect the product and the system controlled by it against damage and ensure its safe use be certain to strictly adhere to all of the instructions and precautions relating to safety contained in this document Yokogawa does not guarantee safety if products are not handled according to these instructions e The following safety symbols are used on the product and or in this manual Symbols Used on the Product and in This Manual This symbol on the product indicates that the operator must refer to an explanation in the users manual in order to avoid the risk of injury or death of personnel or damage to the instrument The manual describes how the operator should exercise special care to avoid electric shock electrocution or other dangers that may result in injury or loss of life Protective Grounding Terminal This symbol indicates that the terminal must be connected to ground prior to operating the equipment Ad CAUTION Power supply Check that the voltage of the power supply agrees with the rated supply voltage of the Meter Protective grounding To avoid electric shock be sure to provide protective grounding before turning on the Meter Need for protective grounding Do not cut the internal or external protective grounding conductor of the Meter or disconnect the conduct
101. ontrol None Data format Data length 8 bits 7 bits Parity None even odd Stop bit 1 bit 2 bits A 4 IM 77C01E01 01E Appendix 1 Specifications of PR300 Example of connection diagram Maximum distance about 1 2 km 31 units maximum RS 232C RS 485 PR300 converter 120 Q built in e RR n KR Om E a asd I Terminator yO UV V cable 120 Q external _ straight lt Note gt For RS 485 communication the PR300 employs the two wire system SG Connection to Terminal SG is made to adjust the signal level of the RS 485 communication line FG For noise protection a shield line must be connected to all wires in the RS 485 communication line and grounded at one location Use UL Listed RS 232C RS 485 converter if the converter has AC DC power supply input this is optional for converters supplied by a Limited Power Source with input voltages less than 30 V AC or 60 V DC and which are separated from mains by double or reinforced insulation Ethernet communication Via Ethernet communication various measured values are read and values are written to various parameters using the command response method Example fess PC IP address 192 168 1 1 HUB C oo LAN connection Ethernet gt D 5 x PR300O w RANGE READY PR3So00 pw READY PRS00 w READY PR3Z300O mw READY YOKOGAWA YOKOGAWA YOKOGAWA CCIAA e YOKOGAWA Sta
102. or from the protective grounding terminal In either case the protective functions of the Meter will become ineffective resulting in a hazardous situation Defect of protective grounding If the protective functions of protective grounding or fuses are assumed to be defective do not operate the Meter Before putting the Meter into operation check that the protective functions are normal Use in a gaseous environment Do not put the Meter in operation in a location where any combustible or explosive gases or fumes are present It is extremely dangerous to use the Meter under such conditions Removal of casing No person except Yokogawa service personnel is allowed to remove the casing Removing the casing is hazardous since the Meter contains high voltage parts External wiring Securely provide protective grounding before wiring the Meter to the measuring object or external control circuit Damage to protective construction Operating the Meter in a way not described in this manual may impair the protective construction of the Meter IM 77C01E01 01E mForce Majeure e Yokogawa does not make any warranties regarding the product except those mentioned in the WARRANTY that is provided separately e Yokogawa assumes no liability to any party for any loss or damage direct or indirect caused by the use or any unpredictable defect of the product e Be sure to use the spare parts approved by Yokogawa when replacing parts or consumables
103. ote resetting via communication in order to reset the instantaneous maximum and minimum values of measurements IM 77C01E01 01E 4 5 POU u w nse nm pue sway yuawainse n zo Aejds q 104 uoneiado Ka 4 4 Phase Switching for Voltage and Current Using an operation key Ea of the PR300 the user can switch the phase of voltage current and demand current 1 for display e For this phase switching Voltage phase switch indication Current phase switch indication and Demand current 1 must be set to the display pattern and those settings seen on the Measured Value screen 1 Only the PR300 with the demand measuring function can handle demand current How to Switch the Phase for Single phase Three wire Three phase Three wire and Three phase Four wire 2 5 element Systems Phase Indication lamps gt me sp JA A PFB m wwe vo RPRSsSoo mw MANGE aow READY b 30 3W 5A READY p 36 3 5A R A 1 H 48 e J S i R ar a la N z gt a Lil D Bce e YOKOGAWA Q a 199 Ce SOMOS e YOKOGAMA lt gt How to Switch the Phase for Three phase Four wire System Phase Indication lamps A A PREO PMW PRSOCOG mw RANGE sov PFI 5 f a5 SoH pw RANGE 7 600v IIu _ 357
104. out Dimensions ANSI JIS k ue 42 9 0 4 42 9 0 4 A5 0 3 4540 3 pprox 101 42 9 0 4 1 688 0 015 42 9 0 4 1 688 0 015 4540 3 7 9 y oat 160 min 6 299 min 26 5 Multiple Mounting 160 min 6 299 min When installing the PR300 provide spacing of 50 mm or more between each face of the PR300 body and the instrument next to the PR300 or between each face and the wall surface Normal Allowable Deviation Value of JIS B 0401 1999 Tolerance Grade IT18 2 IM 77C01E01 01E 1 1 Bulli pue uoljeyyeisuy ES 1 1 Installation with the ANSI 4 inch Round Form or JIS 110 square Instrument Size A WARNING A NOTE Install the PR300 in the secondary side Do not install the PR300 in the following types of of the existing breaker environments as they may cause the PR300 to Provide spacing of 50 mm or more malfunction or fail Avoid sites between the products exposed to significant shock or vibration where corrosive gases are present where large amounts of dust are present exposed to water exposed to direct sunlight outside at altitudes above 2000 m The PR300 mounting position is for vertical panels only Mounting Method 1 Set the direction of the panel mounting bracket Front of the bracket The diagram on the right shows the front of the bracket the side into which the panel mounting bolt is inserted Rotating the bracket 90 makes the
105. output appears Press once Va X BRG e YOKOGAMA lt gt The parameter pulse unit appears P ress once 3 10 ON Pulse Width screen JA PRa00 M mase a f Di aD ae D j Live rive L Lie AL X YOKOGAWA lt gt BA e The parameter ON pulse width appears P ress once ON Pulse Width Setting screen JA RANGE 300V 5A PR200 m READY X X ON Pulse Width Setting screen A PRa00 m mae a 7AN f Waliy LAAI ALI 7 oa Lt OAL BCVA YOKOGAMA gt ON Pulse Width Setting screen JA enag da oa RANGE 300V cart rue vt Lee 4 gt lt FO oror Wwy BAE L YOKOGAMA lt gt ON Pulse Width screen A PR200 PIW RANGE 300V READY 36 3W 5A pa I Live YOKOGAMA lt gt BCAA The screen changes to the one for setting the parameter F nn and the alterable digit blinks Using E or E change the setpoint To move to the
106. play resolution is the least significant value of primary rated power x 0 001 Maximum minimum values They are calculated in the range of primary rated power x 1 2 to primary rated power x 1 2 The present apparent power is output in units of VA kVA or MVA Minimum resolution 0 1 VA The minimum display resolution is the least significant digit of primary rated power x 0 001 Maximum minimum values They are calculated in the range of 0 to primary rated power x 1 2 The present reactive power is output in units of var kvar or Mvar The value of LEAD reactive power is output with a sign The value of LAG reactive power is output without a positive sign The signs of LEAD LAG calculates according to the phase difference between V1 and 11 Minimum resolution 0 1 var Maximum value It is calculated in the range between 0 and primary rated power x 1 2 whichever is larger of the LEAD or LAG value Minimum value It is calculated in the range between 0 and primary rated power x 1 2 whichever is smaller of the LEAD or LAG value The present LEAD power factor is output as a value with a sign The present LAG power factor is output as a value without a positive sign a power factor is an rms value The signs of LEAD LAG calculates according to the phase difference between V1 and l1 Minimum resolution 0 001 Maximum value It is calculated in the range between
107. r than SET ENT while all digits of the setpoint are blinking The PR300 returns to the initial setting screen SET ENT i Press WK once while the setpoint is blinking The setpoint is confirmed and the PR300 returns to the Phase and Wire System screen The phase and wire system thus set is shown as the current value When proceeding to set the voltage range start from step 6 in Section 2 3 Setting the Voltage Range with this screen figure on the left shown as is SET ENT Hold down for at least 3 seconds IM 77C01E01 01E 2 2 Setting the Phase and Wire System Startup screen FICCI Y A YOKOGAMA gt Measured Value screen Xe A NOTE A The PR300 shows the Startup ERS00 m RANE aov screen for about 5 seconds then the ooo Measured Value screen appears D ee a ee h Lift As Setting completed AsSoo Hy me aw j wee a lAl l a A p r Lite lA ty IIZ w b M II Boae YOKOGAMA lt gt If you change the phase and wire system all parameters other than those related to RS 485 and Ethernet communications are initialized to factory set values Change the phase and wire system before setting parameters such as the VT and CT ratios Range of Phase and Wire System Opt
108. rative energy LEAD reactive Energy value reset energy LAG reactive energy and apparent energy are reset to Q Resetting is not performed The PR300 returns to the Measured Cancellation Value screen from the Reset Item Selection screen poy N u w nse n pue sway yusawainse n zo Aejds q 104 uoneiado 4 7 Demand Measurement Optional Measuring Function The PR300 with the demand measuring function can measure the average power or current during the set demand period This section explains the example display of measured value measuring range measurement operation and example measurement For setting conditions related to the demand measurement such as demand period refer to Section 3 8 Setting Demand Measurement Conditions Example Demand Display and Measuring Ranges Demand power Turns on during demand measurement Turns on during demand alarm eal Secondary rated power X 1 2 x VT ratio X CT ratio PREO pw RANGE READY OVER 303W refer to the 6 W to less than 100 W 0 00 to 99 99 W _ lt lt a table on the right ii 6 1 Ihaw 100 W to less than 1 kW 0 0 to 999 9 W ie ario f oe l 1 kW to less than 10 kW 0 to 9999 W 10 kW to less than 100 kW 0 00 to 99 99 kW Turns on while the maximuni value is displayed 100 kW to less than 1 MW 0 0 to 999 9 kW Turns on during 1 MW to less than 10 MW 0 to 9999 kW est 10MWtolessth
109. re system al Single phase PR300 40000 60 0 wwo wire system Single phase three wire system Three phase T ee three wire system Three phase III four wire system 0 I2 Three phase PR300 50000 60 0 four wire system 2 5 element Voltage Range Parameter l Symbol Setting Type Setting Range Details 7 IM 77C01E01 01E Oien phase switch indication Voltage phase switch indication Frequency Current phase switch indication Active power Powerit tvepower Maximum demand value pemansvane Initial Value Factory set Value Three phase three wire system Three phase four wire system Three phase four wire system 2 5 element Initial Value atone MEMO Value xipueddy gt Appendix 5 Alphanumeric Characters Table for 7 segment LED The PR300 uses a 7 segment LED as its display It displays alphanumeric characters according to the table below however the table also contains characters that are not used by the PR300 The PR300 displays H and U in two different forms uppercase and lowercase for easy viewing A 16 IM 77C01E01 01E Index Index A Analog output conditions Setting certs 3 12 C Component names and functions ccceeeeeeeneeeeeeeeeenees 2 1 OT FAWOrS CCUG oisein iann eni 3 3 D Demand saaan T 4 12 Demand alarm teetncshectes satecncosseatnceucusnetcseesearateseeoteatanceses 4 14 Demand alarm mask t
110. representations of product displays shown in this manual may be exaggerated simplified or partially omitted for reasons of convenience when explaining them 2 Figures and illustrations representing the PR300 s displays may differ from the real displays in regard to the position and or indicated characters uppercase or lowercase for example the extent of difference does not impair a correct understanding of the functions and the proper operations and monitoring of the system Revision Information 1st Edition April 2006 2nd Edition August 2006 3rd Edition February 2007 IM 77C01E01 01E Notices MRegarding This User s Manual e This manual should be passed on to the end user Keep the manual in a safe place e Read this manual carefully to gain a thorough understanding of how to operate this product before you start using it e This manual is intended to describe the functions of this product Yokogawa Electric Corporation hereinafter referred to as Yokogawa does not guarantee that these functions are suited to the particular purpose of the user e Under absolutely no circumstances may the contents of this manual in part or in whole be transcribed or reproduced without prior consent e The contents of this manual are subject to change without prior notice e Every effort has been made to ensure accuracy in the preparation of this manual Should any errors or omissions come to your attention however please contact your
111. rror is cleared by inputting a Current 120 or more of secondary rated The error is cleared by inputting a current x CT ratio measured value less than 120 Power factor Out of the measuring range The error is cleared by inputting a LEAD 0 5 to 1 to LAG 0 5 measured value within the measuring range Out of the measuring range 45 to 65 Hz Errors at the Time of Setting Parameters Example Error display Recommended response j O c D e O O r Q Errors during Operation So s IL The setpoint is out of the range CILIL and the setpoint blink alternately on The error is cleared by setting a value the display within the range IM 77C01E01 01E 5 1 5 2 Maintenance Cleaning The front panel and operation keys should be gently wiped with a dry cloth A NOTE Do not use alcohol benzine or any other solvents Request for Repair in the Case of a Failure e Inthe case of a failure the failed product is to be exchanged for a replacement We will accept the request for repair for a period of seven years from the date of the purchase e The parameter settings set to the failed product cannot be restored for a replacement Record the parameter settings of the PR300 on MEMO column in Appendix 4 Parameter List of this manual e Return the failed product with the accessories in the package supplied at delivery In the case of a failure check the following and contact the sa
112. seeeuseeeesaeeeesaeaueeesssaaseess 4 13 Demand IAW sorsra E A EE E ER 4 14 Example Demand Measurement lt iiscceiccecescecatscnostns dosanedadelendiicbeecauicaessuenesienconciessenensdsacessezseesinesscans 4 14 Chapter5 Troubleshooting 5 1 Error Display and Recommended Response cccscccsseccesecceseeeceeeseeeeeeeeensueeseaeeseesenees 5 1 5 2 MAIMON IOO cees E E A ERER EE O E RTE 5 2 Appendix Appendix 1 Sp ciicati ns Of PR3JQO sree N A 1 Measuring FUNCION cece ce ateece ast ecsin ct sone na a a Eaa A 1 Power tems and Equations sseeieirscecenereineeadeecerceneeren eneee inertet eiea Teie earen Tennene eriei A 2 Input Specifications c teeccastursetdovyactsivnsssasuzenasuaedativastsanentoew sateen teecerneedesd seis eda Ea da aaa iaa A 2 Digital Input SpecilicalofS seiieiciedsne2seteotsedanesi sors escedymeuenaieuotaiesiuy dubs iA aiaiai A 3 Analog Output Specifications additional output FUNCTION ssessssssssesrrrsrrrersrressrrrrerrrrsereene A 3 Pulse Output Specifications additional output FUNCTION cece ceccceeeeeeeeeeseeeeeceeeesaeeesaeeess A 3 Demand Alarm Output Specifications optional Measuring FUNCTION ccseceeeeseeeeeeeeeeeneees A 4 COMMUNICATION SO SCIICAU ONS acs sciionciotitsacocrten dan utertsuadaannade nade ees auaeastSges gab atv i aaae a Eai A 4 Standard PS OMe IC Ca sae tstartaw ej necinive wate eadeutect end uetantttowebidenuas emapssnnddonsndeuideteubs uieunegeaseteneselegietees A 6 Sa
113. taching the Dust Cover 1 Insert the two protruding portions on the underside of the dust cover into the grooves on the upper side of the PR300 as shown in the diagram below Dust cover standard accessory Insert into the V 2 Secure the dust cover with the screw provided as shown in the diagram below IM 77C01E01 01E Attaching the Terminal Cover 1 Complete the wiring to the terminals 2 4 6 8 23 24 and 25 then secure the terminal cover in the open state shown in the diagram below with the two screws provided 2 Complete the wiring to other terminals with the terminal cover open shown in the diagram below 3 Close the terminal cover and secure it with the screw provided as shown in the diagram below 1 9 BulllA pue uonejjesul Chapter 2 Preparations before Starting Measurement Set up the PR300 First 2 1 Component Names and Functions Demand Alarm lamp lt 9 gt Pulse Output lamp lt 10 gt Communication lamp lt 11 gt Power lamp lt 1 gt MAX and MIN lamps lt 6 gt Phase Indication lamps lt 7 gt DEMAND lamp lt 8 gt lt 2 gt Phase and Wire System lamps lt 3 gt Input Range lamps lt 4 gt Measured Value display lt 5 gt Unit lamps lt 6 gt MAX and MIN lamps lt 7 gt Phase Indication lamps lt 8 gt DEMAND lamp lt 9 gt Demand Alarm lamp lt 10 gt Pulse Output lamp lt
114. taniadvacsicswtaedeceutsateecetuededcunentsndeeauedateveacdeaoatenice 3 12 Relationship between Scale Values and Measurement Inputs Example seseeeseeeees 3 13 3 8 Setting Demand Measurement Conditions ccccccceeeeeeceeeeeeeeeeaaeeeessaaaeeeesaaeeeeessaaaees 3 14 3 9 Setting the Measured Value Display Pattern ccceecccsseeeeeeeeeeseeeeeseeeeesseeeeseeeeessaeeeens 3 16 3 10 Setting the Indicator out Mode and Locking Parameters cccsssceeceseeeeeeeeeeseeeeseees 3 19 Setting the Indicator out Mode inisencocespieesavsntcnceadanveceaniecdidaieszectoecedesansaxdateenaondaneeneotweveahataaa eae 3 19 Lecking and UnIGC KING Parameters ss ssrsrsorsnsasrsnuaneosnsonsmsossono ninsa ro a AN A AON aaaea 3 20 TOC 1 Contents TOC 2 Chapter 4 Operation for Display of Measurement Items and Measurement Method 4 1 Measurement Keme osrstenie aE EEANN RE EESE EENES 4 1 4 2 Switching Display Pattern cccccccsssecccsseeeceeeecceececseeeeecsaeeeeseseeeeaueeessaeeesssaeeesseneeessass 4 2 Switching Display Paten ise c cscs dicctnenaaitactinesiessinenicaisigauteeincslgsMeaican nE a EE E 4 2 Initial Values and Example Display Patterns cccccecessseeeeeeseeseeeeseeesensaeeeneeeeessseeneaesessaeeenes 4 2 4 3 Displaying Measured Instantaneous and Maximum Minimum Values ccseeeeeeees 4 3 Example Display and Measuring Ranges of Active Power Regenerative Power
115. the measured value falls below the demand alarm point during alarm output the alarm is canceled Manual release Used to keep the alarm turned on or to cancel it by digital input or the operation key or via communication The demand alarm mask time can be set for the PR300 The demand alarm mask time is the time between the beginning of the demand period and the set time during which an alarm is not recognized Allowable range of set time 1 minute to demand period Communication Specifications RS 485 communication Via RS 485 communication various measured values are read and values are written to various parameters using the command response method Example Maximum communication distance 1 2 km Maximum number of connectable slave stations 31 PRSo00 ew ee 1 w pe 1 w READY READY READY Station number 01 Station number 02 Station number 31 Protocol PC link without checksum PC link with checksum Modbus ASCIl and Modbus RTU Transmission distance Approximately 1 2 km maximum with 24AWG twisted pair cable s Connection method Multi drop connection a maximum of 32 units including a higher level device Station number 01 to 99 maximum number of units to be connected 31 number of units that can be connected to a PC etc recommended value 01 to 31 Transmission method Half duplex communication Synchronization Start stop synchronization Baud rate 19200 9600 2400 bps Xon Xoff c
116. the setpoint is blinking IM 77C01E01 01E 3 9 Setting the Measured Value Display Pattern Display Pattern 1 Upper Display Pattern 1 Lower Display screen Display screen JA The setpoint is confirmed and the PR300 cc A PRECE mw ome ain returns to the Display Pattern 1 Upper SSsu00 m me ow READY 30 3W 5A Display screen pls 3 3W Hl Display pattern 1 upper display H SS setting completed Z l I LIL L l INNA L l lha la J SOE Press R once oprinne l YOKOGAWA lt gt YOKOGAMA lt gt L Display Pattern 1 Middle Display screen e To return to the Display Setting A The parameter Menu screen press E3188 m me aw display pattern 1 middle READY 36 3W 5A CI display appears fi To return to the Measured Value Vt T d N 4 screen hold down m IZ _ m ES If you do not operate any key for more than 5 minutes on the Parameter Refer to steps 8 9 and 10 screen the PR300 automatically to also set other display returns to the Measured Value screen patterns YOKOGAMA lt gt WCA e X Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name T
117. tion number 01 Station number 01 Station number 01 Station number 01 IP address 192 168 1 2 IP address 192 168 1 3 IP address 192 168 1 4 IP address 192 168 1 5 Connectable to an IEEE802 3 compliant network 10BASE T 100BASE TX Higher level device PC etc MODBUS TCP TCP UDP Application layer Transport layer Network layer Data link layer Physical layer Communication specifications IP ICMP ARP Ethernet 10BASE T 100BASE TX Protocol Modbus TCP Access control CSMA CD Baud rate 10Mbps 100Mbps Maximum segment length 100m between HUB and module Maximum connection configuration Cascade 4 segments maximum 10BASE T 2 segments maximum 100BASE TX number of HUBs that can be cascade connected IP address The IP address can be set using the operation keys on the front side of the PR300 IM 77C01E01 01E A 5 Appendix 1 Standard Performance A 6 Specifications of PR300 Accuracy rating Calculation accuracy Modbus TCP function o3 Reads data from multiple D registers Capable of reading data from up to 64 registers continuously o6 Writes data into D register Capable of writing data into one resiter 08 Performs loopback test Capable of performing a communication test 16 Writes data into multiple D registers Capable of writing data into up to 32 registers continuously Overview of Modbus TCP protocol The structure of the Modbus TCP protocol is as follows MBAP Header PDU
118. to 255 value Default gateway 1 Integral O to 255 numeric value Default gateway 2 0 to 255 Default gateway 4 0 to 255 Pulse output menu M l enu to shift to the parameters of Displayed only for a PR300 with pulse output pulse output i Active T Measurement item for pulse Selection Active energy output z Apparent energy Fixed point Pulse unit numeric 0 1 to 5000 0 k value Integral ON pulse width numeric 10 to 1270 ms 50 value Anbob e output menu Displayed only for a PR300 with fee to shift to the parameters oe output Arbol e output Measurement item for analog Selection Active power output Fre J quency q Fixed point Lower limit of scaling numeric 0 0 to 50 0 value E Fixed point 7 3 Upper limit of scaling numeric 50 0 to 100 0 100 0 value Demand measurement menu Menu to shift to the parameters of Displayed only for a PR300 with demand meactirement demand measuring function Active power Demand power current Selection Current IM 77C01E01 01E A 13 gt oO Oo D 5 x rm Appendix 4 Parameter List ake aak i a Parameter Name Setting Range Details Fa Fact ctory r ry i oo eee erano Integral 4 to 60 min E pe Demand alarm mask time to 60 min ee eee Integral 4 to 59 min Cee os beset 1 to demand period min Integral Demand alarm point numeric 1 to 1000 kW or 1 to 1000 A value Demand alarm release Automatic Selection
119. tput RS 485 communication R 120 built in When terminating short circuit terminals 17 and 18 with the shorting bar Optional integration 5 ALM Contact capacity O ALM _ 30V DC 200mA resistive load control signal or demand alarm release 2 67 DI 69 DI ji Ethernet communication Link LED Color Off __ Orange Green_ Description Stopped 10Mbps 100Mbps Active LED Color Jot Orange oreen ae Switching between 10BASE T and 100BASE TX takes place automatically Switching between half and full duplex takes place automatically RJ45 connector 10BASE T 100BASE TX 1 8 1 2 Voltage signal ON signal 4 5 to 25 V DC OFF signal within 1V DC If Ethernet communication is used the RS 485 communication interface is used specifically for the Ethernet serial gate way function In the case of the PR300 with the demand measuring function the demand alarm release is selected IM 77C01E01 01E 1 4 Attaching the Dust Cover and Terminal Cover A WARNING As there is a danger of electric shock do not attach the dust cover and terminal cover while the wires are live A NOTE Attach the dust cover before attaching the terminal cover The recommended tightening torque for the screws for attaching the dust cover and terminal cover is 0 4Nem At
120. trennnrerennntern nnee 2 2 Range of Phase and Wire System Options cccccceeceeceeseeeecceeseeseseuseeseeesseesesauseesennseessnansess 2 3 2 3 Setting the Voltage RANGE ccccccssececcssseeeceeeecceseecseueeeceaueecseeeeeseueeeeseaeeesseueeeesneesseass 2 4 Range of Voltage Range Option Sx iscuccdsiescatictsaindaniewiatauxaxtdudsus ixadieneieeedaacand qinenstasuieuemmnanententsetewtnnte 2 5 Chapter3 Parameter Setting Operations 3 1 Basic Parameter Setting Operations isis con nace acevncasiisnswanenticaadscmecceitosnene tenn dtenewauecteieetensecanceudt 3 1 Methods of Changing Parameter Setpoint c cccceecceeeeeeeeeeeceeeaeaeeeeeseeeaaaeeeeeseeeaaaeeeeeeeeeaes 3 1 3 2 Setting the VT and CT Ratios cccccccsscecceeseeeceeseeceesecceaseecceseeeeeeeeseueessageeesseseeeseeees 3 2 Sening the VT RAUD caringin aiaa E EEEa aiana anai aangas 3 2 SEUNG He CIT RAO sasara a aa 3 3 3 3 Setting the Integrated Low cut POWeT scscdeccsavecesensadesstesencsmaivapracuceseensgicucenvwsdemeentoananteovesdecd 3 4 3 4 Setting RS 485 Communication Conditions sisscsnsicecasacennceinngantsnnsecntntatescaicbeuesbeccetaatieeleshactas 3 6 3 5 Setting Ethernet Communication Conditions cc cccccceeseeeeeeeseeeeeeeeeeeeeeaaseeeseaaeeeeessaeeees 3 8 3 6 Setting POISE Output Conditions ic samc sicesnwnsadaslnenamsnicemasmostonuhonstiedasendsionsaamandsedessedssyedeeamadsewesmie 3 10 3 7 Setting Analog Output Conditions sis saccounisie
121. ulse output analog output alarm output RS 485 communication output and Ethernet communication output terminals 2500 V AC for 1 minute Between each of the digital intput pulse output analog output alarm output and RS 485 communication output Ethernet communication output terminals 1000 V AC for 1 minute Between the RS 485 communication output and Ethernet communication output terminals 500 V AC for 1 minute Impulse withstand voltage Between all of the voltage input current input and power terminals and the ground terminal Between all of the output and ground terminals and all of the voltage and current input terminals 6 kV 1 2 50 us 10 times for positive and negative Effects of magnetic field 400 A m or less Active power 0 5 of F S Voltage 0 25 of F S Effects of changes in ambient temperature 0 03 C for a temperature change rate of 10 C h or less when 0 05In S Imax and power factor 1 0 05 C for a temperature change rate of 10 C h or less when 0 1In lt S Imax and power factor LAGO 5 In rated current I present current input Effects of power supply voltage variations Active power 0 25 Voltage Current 0 125 for variations within the power supply operating range when 0 01In and power factor 1 In rated current Effects of input frequency Active power 0 25 Voltage Current 0 125 for variations of 45 to 65 Hz Power supply 100 240 V AC 10 50 60 Hz or 130 300 V D
122. unting brackets to the left and right sides of the PR300 Secure the brackets to the PR300 by tightening the screws in the end of the mounting brackets with a screwdriver as shown in recommended tightening torque 0 4 Nem IM 77C01E01 01E 1 3 Wiring Ad WARNING As there is a danger of electric shock turn off the power supply and check that the cables to be connected are not conducting electricity before carrying out the wiring procedure For safety be sure to install a circuit breaker switch that conforms to IEC60947 near the PR300 so as to be operated easily and clearly indicate that the device is used to de energize the PR300 The wiring procedure for the PR300 should be carried out by a qualified person an electrician etc with knowledge of electrical matters and who has actual experience Install a current transformer CT inside a panel when using a conduit for wiring Use a UL Listed Panel only for the panel on which the PR300 is installed If the voltage is below 600 V AC it is possible to connect the PR300 directly without using a voltage transformer VT and if the current is below 5 A AC it is possible to do so without using a current transformer CT However in order to use the PR300 safely the use of VT and CT is recom mended Use a UL Listed VT and CT for the PR300 Perform wiring for the voltage and current input in the same circuit Check the following before turning on the power Using the PR3
123. vad eens att eect entancee tee 1 3 Panel Cutout Dimensions ucnsscssnsecetenesatanssntentenuenvacxsaxesamanwaxenmearecpneinsiaxdteneieeddeiaahdunnyewnalaexndexexteawes 1 3 Mounting MeO ts eas eect ca cee nce a ee ee cereal aderai Ai 1 4 1 3 WV MONIC cates uataist sa aoccansteteseosiectieteccasticesaenceseecacssecteemteecusatdecuasgs an cecedencceeiare eens auacsednecesen cesar 1 5 Crimping Terminal Recommendations ic scccuecsdssccucunnsesiiatesdieannmponcoacadsakindonbeelganinhoraataseasisevncnevanewes 1 5 Single phase two wire system voltage input current input power SUPDIY ccccseeeeeeeees 1 6 Single phase three wire system voltage input current input power supply cceeeeeee ees 1 6 Three phase three wire system voltage input current input power supply ceeeeeeeees 1 6 Three phase four wire system voltage input current input power supply cccseeeeeseeeees 1 7 Three phase four wire system 2 5 element voltage input current input power supply 1 7 AEE NINO aaa E E E N 1 8 1 4 Attaching the Dust Cover and Terminal Cover cccccccccseseeeeeesseeeeeeaeeeeeesaaaeeeseaaeeeeseaaes 1 9 Chapter 2 Preparations before Starting Measurement Set up the PR300 First 2 1 Component Names and Functions coc csccccucic des vecsccpnceceuciosetevesdciedegredtteccsesisteteniceeeeteesieteteds 2 1 2 2 Setting the Phase and Wire System snnnennnnenennnennnerrrnrtterrnrtrrntterrnnt
124. xample Display and Measuring Ranges of Active Energy and Regenerative Energy GG JJ will always appear when the displayed value is a regenerative energy value Supplementary Type Secondary rated power Measuring range pee juke x VT ratio x CT ratio pasta B 100kwtoiesstnantmw 0 00t0 999 09 mwh 1 MW to less than 10 MW 0 0 to 9999 9 MWh energy D 10 MW or greater 0 to 99999 MWh For all the four types in the table decimal places that are not appearing can be displayed by key operation refer to Operation for Energy Value Display on the next page PRZ READY Ee gt Lv A se e YOKOGAMA lt gt Example Display and Measuring Ranges of LEAD Reactive Energy and LAG Reactive Energy will appear when the displayed value is a LEAD reactive energy value i T ney Type Secondary rated power Measuring range PSS ow RANGE x VT ratio x CT ratio ae a i refer to the l table on the right Less than 100 kW 0 to 99999 0t0o99999kvarh ST aoea energy B 100 kW to less than 1 MW 0 00 to 999 99 Mvarh 1 MW to less than 10 MW 0 0 to 9999 9 Mvarh D 10 MW or greater 0 to 99999 Mvarh For all the four types in the table decimal places that are not appearing can be displayed by key operation refer to Operation for Energy Value Display on the next page SPweavune aw Y
125. ype Setting Range Details Factory set Value Menu to shift to the parameters of Display setting menu display setting Integral Number of display patterns numeric 1 to 8 value A measurement item can be selected from the Current Display pattern 1 upper display Selection potowing phase switch T Z inidication Voltage Display pattern 1 middle display i phase switch inidication PE U Display pattern 2 upper display Selection i Active power Pee n Display pattern 2 middle display Reactive power Pe L Display pattern 2 lower display Power factor Panu Display pattern 3 upper display Selection Active energy itch inidicati LEAD reactive Display pattern 3 middle display energy Apparent Display pattern 3 lower display energy PY Display pattern 4 upper display Selection OF Current 1 Display pattern 4 middle display a Current 2 one Maximum demand value a Display pattern 4 lower display Current 3 Continued to next page IM 77C01E01 01E 3 17 suoljeiodC Huljjes sa OWeIed e 3 9 Setting the Measured Value Display Pattern Parameter Setting Types and Ranges Continued Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set Value A measurement item can be selected from the Display pattern 5 upper display Selection 22e Voltage 1 None PES A Display pattern 5 middle display l Voltage 2 l PES t Display pattern 5 lower display Voltage 3 Current Display pattern 6

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