Home

User's Manual Model PR300 Power and Energy Meter - Electro

1. Display pattern 1 Display pattern 2 Display pattern 3 Display pattern 4 JA JA i JA JA PR 00 0 mw UE im PRS00 0 mw RAGE wv PR 00 mw mae wv PRS00 mw WE cm BEAY w Ww eye Ww 5A REAN w Ww 5A LULI w A wT 7145 a TU Jou CLOLE ST D J li JII a a JIJU FE a IJJ B a E e Late t fh Eh a tE Aat a 445 o roo F 11455 Aa III lo l ll Lee a a A Pe c lho OLS CCa Eae SOMA ADMIN I YOKDGAWA YOKOGAMA YOKDGAWA lt gt YOKOGAMA lt gt Upper Current U U Upper displa hase switch indication display Active power display Active energy display Current 1 Middle Voltage Middle Middle Middl display phase switch indication display Reactive power display LEAD reactive energy display Current 2 display Active power display Power factor display Apparent energy display Current 3 Display pattern 5 Display pattern 6 Display pattern 7 Display pattern 8 i JA JA JA JA PR 00 0 m MNE a PRS00 0 mw
2. Start demand measurement Stop demand measurement Operation Operation Measured Value screen Measured Value screen JA JA praSOn0 m a ARGE F oml ana M i RANGE Pad i SAD 50h UALER I A 4 Aes w JCCE w Lue Te AT During demand power or current t Mw ILI TT a measuremen Lee 37I aonMwe as Hold down for at aoww igs Hold down 2 at YOROGANA least 3 seconds YOIOGANA least 3 seconds Measured Value screen Measured Value screen JA Demand measurement starts JA Demand measurement stops ma aw F Ho aay aw ral LITT w WIE TUT w CLILILS ya RIEE Se Turns on during Does not turn on when wo et 7 demand measurement w e a y demand is not IA Dewan Foo ae measured IZZ Z w IIZ w J LOLOL E iow pal FADIMVIL I The measured value is updated FAD IMIVIL I I YORDGANA every ten seconds YORDGANA 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 p
3. fees vA eso YODGA O 2 JA The parameter VT ratio D S00 M ig ME im appears i Wome pa a E a i 1I 98i TITI w MI es Soon Hold down forat ENS least 3 seconds VT Ratio screen JA PRS00 m ee mov Ee Hw LIL oe rea LOL 4 EN show di SP Display Setting Menu screen l JA BE oov 5A DBAC s YOKDGAINA lt gt Press once Press twice Number of Display Patterns screen BcA Es YODGAMA 4 lA The parameter PEnual a M py 1 number of display patterns 5 L a appears ees Gf SET ENT Press WS once Number of Display Patterns Setting screen JA The screen changes to the one oo M go m for setting the parameter Me Peruri reese m Sepon D i i o J i Using or kae y A Ee change the YORDGANA gt setpoint Number of Display Patterns Setting screen JA PAS3200 m me o an OL tron m i Lee FE ti UF Lg At y BoMa fe YODGAMA F Press W twice to confirm t
4. Z Hold down for 3 seconds A 10 IM 77C01E01 01E Appendix 3 Parameter Setting Procedure Parameter screen I L AF ad eR To move to the previous or next step in the 6 761 j ICL procedure indicated by the dotted line use the 92 SEL Ti r following keys I m62 L Go to the next screen 6 3 p An Go to the previous screen Displayed for a PR300 with Ethernet communication Displayed for a PR300 with pulse output Displayed for a PR300 with analog output Displayed for a PR300 with demand measuring function 71 D OE M etoooooosolooooogooo N N a I j an SEL 73 H L l 8 SEL w 4 Aa EE 81 CE see 84 FTL eS ere a 85 roy pig PLE ee I j 9 10 FTIT ja a a E JLEC za 9 11 ogan 9 20 corn I 9 12 oid HELa oe a ts hot i r l TZ l I oj Je O ol E sve e re yr 4 se J
5. Do not ground the input A B C circuit when connecting Refer to voltage and current directly iring RY S T without using a VT or CT Other Wiring J Oa K 1 S 7 18 1L or 1G w G 13 m Power supply aly 3L 4 5 0 4 a 5 14 Ne mas Dine Power supply voltage 7 15 100 240V AC 10 or U u P1 bA g 130 300V DC 15 16 PE Fuse P2 d 25 V v P3 8 9 J V Vv 10 q U yT Ll o 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 3 NOTE A B C Do not ground the input ircuit when connecting Refer to R S Sotaga i ge and current directly iring without using a VT or CT 17 Other Wiring K 1S ON ED e CT 1L 12 Or sett O gil CH 13 E Power supply 2L 0 24 Biy 7 3S 4J NS Ol N Power supply voltage CT 3L ole 15 100 240V AC 10 or Ll 7 P1 E 130 300V DC 15 U u 76 PE Fuse PO 8 9 C u P2 c L U u V y P3 J 10 U u V VT v Load side Three phase four wire system 2 5 element voltage input current input power supply Power source side
6. Indicator out Mode screen F The parameter Indicator out mode appears Current value ET ENT 4 Press WK once YODGA lt gt Pressing once causes all digits suoneado Bulyas sa owese el of the setpoint to start blinking Pressing I once again confirms the setpoint and returns to the Indicator out Mode screen Indicator out mode setting completed Press once Parameter indicator out mode wait time is displayed The screen changes into a screen for setting parameter oF EI A ENT SET Press W once Setting screen Indicator out Mode Setting screen The screen changes to the one for setting the parameter kaea y A Ee YOKOGAMA Ak orf Indicator out Mode Wait Time SOMA l YODGA Q JA foo Oh si BME ov abla Using ue m change the ed setpoint 15 E Press twice to At Ene ves confirm the setpoint YODGA Q Indicator out Mode Indicator out mode wait time Wait Time screen setting completed JA Use to move to the digit SRSOO m YE w to b
7. C JA DE Snn m m BE 300V pe ee h rr fr Current value BOMANe amp YOHDGAWA O Pressing once causes all digits of the setpoint to start blinking Pressin again confirms the setpoint and returns to the Phase and Wire System screen nce 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 Hold down for at least 3 seconds 2 2 IM 77C01E01 01E 2 2 Setting the Phase and Wire System Startup screen JA PR 00 m EN o 3 w Se ak Bcn es YOKOGAMA gt Measured Value screen JA PRS00 mw BAE aov Ye ww 5A gt wea 120 t A weet l 45567 IIIZ w cata BcA es YOIDGANA The PR300 shows the Startup screen for about 5 seconds then the Measured Value screen appears Setting completed A NOTE 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 t
8. Effect on operation conditions Transport and storage conditions Ambient humidity 20 to 90 RH no condensation Magnetic field 400A Continuous vibration 10 to 60 Hz 0 035 mm 75 minutes 60 to 150 Hz 4 9 m s 75 minutes Shock 98 m s maximum for shock time of 11 ms Mounting orientation Vertical surface installation only Installation altitude 2000 m maximum Effect of ambient temperature Analog output 0 05 of F S C or less Effect on power source variation Analog output 0 05 of F S C or less 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 Materials Casing Polycarbonate resin PC UL94 V 0 Terminal block Polybutylene terephthalate PBT UL94 V O Terminal cover Polyamide resin PA6 UL94 V 2 Mounting method Panel mounting Connection Method M3 screws for terminal connections output RS 485 communication and control signal for optional integration M4 screws for terminal connections input and power RJ45 connection Ethernet communication when the Ethernet communication function is specified External Dimensions including terminal cover 110 x 110 x 128 mm H x W x D 96 Xx 96 x 126 mm H x W x D Weight Approx 600 g when accessories such as mounting bracket are attached Related Products sold sep
9. IM 77C01E01 01E 1 9 Blank Page Chapter 2 Preparations before Starting Measurement Set up the PR300 First 2 1 Component Names and Functions Demand Alarm lamp lt 9 gt lt 2 gt Phase and Wire System lamps Pulse Output lamp lt 10 gt Communication lamp lt 11 gt lt 3 gt Input Range lamps Power lamp lt 1 gt lt 4 gt Measured Value display MAX and MIN lamps lt 6 gt Phase Indication lamps lt 7 gt DEMAND lamp lt 8 gt lt 1 gt Power lamp Green Comes on 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 lt 2 gt Phase and Wire Green The phase and wire system option set in the PR300 turns on System lamps lt 3 gt Input Range lamps Green The voltage range option set in the PR300 and the current range rated input option specified at the time of ordering turn on S114 OOEHd 24 dn jas yu w nse n Bunes 31049q suoneed ld lt 4 gt Measured Value Red Shows a measured value of power energy etc Also shows a parameter symbol and display its setpoint at the time of parameter setting lt 5 gt Unit lamps Red Show the unit symbol of a measured value for each measurement item These unit sym
10. JA PRS00 m mE oov EAN 303W oA Om w ll 1 IZ J a 1 Ww I CA YOKDGAMA Hold down Do at least 3 seconds 1 VT Ratio screen Coe v AO YODGAMA lt gt The parameter VT ratio appears Simultaneously hold down and for at least 5 seconds Tl JA Pei M iy ME oov Ds E E ay BOM e YOXOGANA Q The measured value display upper display first shows then returns to the Parameter screen All parameters are unlocked now 3 20 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 oven Unit and two wire system ese system three wire system four wire system as semenii symbol Active energy gy j v v7 v Vv kWh MWh Active energy oy Vv Vv 7 Vv Vv kWh MWh regenerative energy 1 LEAD reactive energy gy Vv Vv Vv Y Y PON kvarh Mvarh LAG reactive energy al gy Vv Vv Vv Vv Vv A kvarh Mvarh Al t 4 9 arent ener pE 9y
11. Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set eS es a a ss Eee wee F Menu to shift to the parameters of ona Display setting menu display setting mi T Integral rome Number of display patterns nile 1to8 1 A measurement item can be selected from the Current PL l H Display pattern 1 upper display following phase switch inidication Voltage HL l m Display pattern 1 middle display Selection phase switch inidication Ph i Display pattern 1 lower display Active power fp L 7 i i Display pattern 2 upper display Active power pp fb T ri Display pattern 2 middle display Selection Reactive power 5 L T i Display pattern 2 lower display Power factor a L J i j Display pattern 3 upper display Active energy DL ILZ i LEAD reactive rear Display pattern 3 middle display Selection energy a a i Apparent HE q L Display pattern 3 lower display energy PE u k i Display pattern 4 upper display Current 1 PE u Display pattern 4 middle display Selection Current 2 a a Maximum demand value 3A FENE Display pattern 4 lower display Current 3 Continued to next page IM 77C01E01 01E 3 17 3 9 Setting the Measured Value Display Pattern Parameter Setting Types and Ranges Continued Parameter Symbol Parameter Name Setting Type Setting Range Details Initial Value Factory set
12. ceeceeceeseeseeeeeeeeeeeeeeeeeeeeeeeesaeeneeeaeenes Example Display and Measuring Ranges of Power Factor Example Display and Measuring Ranges of Frequency How to Switch between Instantaneous Value Maximum Value and Minimum Value 4 5 4 4 Phase Switching for Voltage and Current nat How to Switch the Phase for Single phase Three wire Three phase Three wire and 4 6 Three phase Four wire 2 5 element Systems 0 ceeeeceeceeseeeeeeeeeeeeeeeseeeeeeaeeeeeseeseeseeeeeeeeeaees 4 6 How to Switch the Phase for Three phase Four wire System ceseeeeeseeeeeeneeneeeeeneeseeeaeeees 4 6 How to Read the Phase Indication Lamp cece eee cence eeenee sees tease seeeseeeseeeeeeeteaeeneeeeed 4 6 4 5 Displaying Energy Values cccsscsssersseeeeesseeeeseceesnseeesessneeaseeeesaseeesenseeeeseeeneaseeneenes wi 4 7 Example Display and Measuring Ranges of Active Energy and Regenerative Energy 4 7 Example Display and Measuring Ranges of LEAD Reactive Energy and LAG Reactive Energy n teeta a N je ieee fede dieses dean geee RR 4 7 Example Display and Measuring Ranges of Apparent Energy c ceceeseeeeeeeeeeeseeeneeeneeeeaes 4 7 Operation for Energy Value Display ccceececeeceeseeeeeneeeeeeeeeeeaeeeeeeeseseaeseeeeeeeseeeseseeeeaeeaeees 4 8 Optional Integrating Function 4 6 Resetting Measured Values ccccsseeeseseeesseeeenseeeeasseeeseeeeeaseeesaseneesseeeeeasenesa
13. PR300 with Ethernet communication function Station address 01 fixed IP address 192 168 1 2 arbitrary eoe eae Tone RS 485 connection RS 485 serial communication device l 4946 f 453 POWERCERT Series of power monitor 1984 987 GREEN Series of digital indicating controller gage ggg JUXTA Series of signal converter meae eaae Station address 02 Station address 10 arbitrary arbitrary Note 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 Standard Performance Accuracy rating Active energy optional active energy Wh 0 5 EN60687 accuracy Class 0 5 or equivalent Active power 0 5 of F S Voltage V 0 25 of F S voltage rms Current A 0 25 of F S current rms Frequency Hz 0 5Hz Demand 0 5 Calculation accuracy 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 effective energy regenerative energy
14. N 1 2 3 NOTE A BIC Do not ground the input ircuit when connecting Refer to R S T voltage and current directl i Pia Cage without using a VT or CT y 7 Other Wiring Kk 1S aS Ua e T d L I k 1L 2 3 19 23 K 2S 43 m Power supply 2L 0 24 E 415 14 N k 3S WH a Power supply voltage CT 3L ole 15 f 100 240V AC 10 or UZT U u P1 aa 130 300V DC 15 PO 16 PE Fuse y s 5 8 9 J V v 3 Ofo U vT Load side IM 77C01E01 01E 1 7 1 3 Wiring Other Wiring Analog output D gt Output signal 4 to 20 mA DC Pulse output Contact capacity 30V DC 200mA resistive load Demand alarm output ALM 5 _ gt Contact capacity ALM 30V DC 200mA resistive load RJ45 connector RS 485 communication R 1200 built in When terminating short circuit terminals 17 and 18 with the shorting bar Optional integration Ethernet communication Link LED 10BASE T 100BASE TX Color Off Orange Green Description Stopped 10Mbps 100Mbps Active LED Off Green Stopped Ful duplex Switching between 10BASE T and 100BASE TX takes place automatically Switching between half and full duplex takes place automa
15. n on 9 4 j re i Oa a en a Jape 9 15 T Cr re Pol lig 1 aS mike eat a T I ea eres eee ai a a aC a 1 gt 1 r Z l s 9 16 p 4 pa aad ae qe 1 S p t JL ot e177 PLE taj a a r Ce a 9 277 Con 9 9 9 18 mh ooscococococoocoococococococococoooooooo IM 77C01E01 01E A 11 xipueddy gt Appendix 4 Parameter List Integral 1 H VT ratio numeric 1 to 6000 1 Li value Floating point 2 IL CT ratio numeric 0 05 to 32000 1 00 m value Fixed point 3 h Pa f i h L Integrated low cut power numeric 0 05 to 20 00 0 05 O A Seg value Ta Tag it Menu to shift to the parameters of 4 res RS 485 communication menu e jes communication Integral 4 1 Gh Aac Station number numeric 1 to 99 1 value PC link without checksum FELE i 2 I a a Protocol Selection PC link 4 LIN with Modbus RTU EU checksum Modbus TCP 1 n ECP 2400 bps Pee 4 3 h als t Baud rate Selection 9600 bps SAHK 9600 bps 19200 bps AEH NONE none 4 4 H I Parity Selection NONE t a 1 4 5 Cee Stop bit Bela ttgyA a essen saceocee nv saeeeceesccrseee vey a 1 I
16. AoaMmMA l YOKOGAMA lt gt Press once Measurement Item for Analog Output screen JA The parameter H 5EL PR 00 m DE oov Emne 5A ww CEI TICL LICL t measurement item for analog output appears Current value JAL BcA es YODGA lt gt SET ENT J once 4 Press Measurement Item for Analog Output Setting screen JA The screen changes to the one PRS00 mw ME wv Ee 5 KALI JZE TICL uc L 4 Lio l ten ie or ma AA change the YOKOGAINA lt gt Lm for setting the parameter A SEL Measurement Item for Analog Output Setting screen JA PRARS00 m MMSE wy HEADY A pa mt ww sE L ak LICL kt th oe y y Boma YODGA Q SET ENT Press twice to confirm the setpoint Measurement Item for Analog Output screen JA PRS00 m mE ov BENY mw s D Z I Ill me vt I BCB es YOKOGANA lt gt Pressing once causes all digits to start blinking once again confirms the setpoint and returns to the Measurement Item for Analog Output screen Mea
17. Phase and wire system Universal three phase three wire system single phase two wire single phase three wire and three phase three wire systems Universal three phase four wire system single phase two wire single phase three wire three phase three wire and three phase four wire systems Three phase four wire system 2 5 element 1 Universal voltage input 2 150 V 300 V 600 V 1A Universal voltage input 2 150 V 300 V 600 V 5A 1 digital input Input voltage input current Additional input and output function 1 digital input 1 analog output 1 pulse output Communication function RS 485 communication Optional measuring function Demand measurement 1 demand alarm output 100 240 V AC 10 50 60 Hz or 130 300 V DC 15 A B and C indications R S and T indications Power supply Phase indication format Always 0 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 150V 150 V 240 V 300 V 300 V 480 V 600 V 600 V 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 fro
18. VoL zm CLZ and 45 ll appear alternately on the display 7 The error is cleared by inputting a value in the measuring range The input value of reactive power is out of the akii oLllt and the measured value appear measuring range alternately on the display The error is cleared by inputting a value 5 or greater of the primary rated current value IM 77C01E01 01E o z p gt o e a Q 5 2 Maintenance This section explains the cleaning of the PR300 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 5 2 IM 77C01E01 01E Appendix Appendix 1 Specifications of PR300 Measuring Function Active energy regenerative 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 Reactive energy 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 n reactive power are and respectively Apparent energy Apparent power up to present is integrated and output in units of kVAh or MVAh only kVAh in the communicat
19. digits of the setpoint are blinking Using EB or E change the numeric value Using a confirm the 1 number of decimal 2 To move the decimal point use To move to the digit to be i the following keys changed use the following keys This causes all digits of the This confirms To the left setpoint to start blinking the setpoint B To the right To the right Selection JA JA JA Key operations used PRSDO m mew oov PRS00 m maw oov PRS00 m mew 0 to set parameters ww 5A READY ww 5A EADY ww Lenn Lenn Leann POLY l PLEI O PELE 1 Moves from the Measured Value screen to the Parameter screen hold down the key or confirms the setpoint Shows a parameter from the menu moves through the digits of a setpoil st numeric value to the right or move co j LI Setpoint rs L D i ies the decimal point to the right CLLE Ce a ELI M ECET I eo A t Shows the next parameter or CE J C Gan WCG Le e BME menu item or changes the Yanama lt gt YOKDGAWA Q YOKDGAWA Q setpoint Change the setpoint using After changing the numeric value press This causes all digits of the setpoint to start blinking Pr
20. Factory set Value Integral numeric 1 to 6000 1 value 3 2 IM 77C01E01 01E 3 2 Setting the VT and CT Ratios 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 JA T A M a MGE an A IIT TI A Woo n CH w II Coe YOKOGAMA SET ENT Hold down for at least 3 seconds 1 CT Ratio Setting screen JA Dano M aiy BARSE aa E Le m7 100 Lii ILA II T Lii IAL t DIMES YOKOGANA VT Ratio screen kae AOO YOKOGAMA The parameter VT ratio appears Ann 2 Press once The alterable digit blinks Using or change the setpoint CT Ratio Setting screen JA ME w sA A a o IIB YOROGAWA CT Ratio screen 7 To move to the digit to be changed use the following keys To the left To the right SET ENT Press twice to confirm the setpoint CT Ratio Setting sc
21. User s Pager ess UUEM OSLO Manual Model PR300 Power and Energy Meter IM 77C01E01 01E vigilantplant YOKOGAWA IM 77C01E01 01E Yokogawa Electric Corporation iesheoiion Model PR300 Power and Energy Meter IM 77C01E01 01E WEE OCU CEN ON PE ccc ssc PE vac cp E E E E EE E i NOUCCS kesisessssscsccvcesivesisecsvesessusincscdesaaviansanevasaincs Aara AANA sansvasasncacesussasacdestadeesasasstsacesaass ii Checking the Package See ne ee ee eee es iii E Checking the Model and Suffix Codes ccssccccseeceeseeeeeeeeeeeseeeeeseeeseseaeeenseeeesseeeseseeeeeaseneeeeas iii E Checking the ACC SSOSICS 1 cccsic0ccccecteccsccticcceccecsscncedescetiescuscteeesctescdeesideccadesuaesctersceeeascenacdencecens iv Chapter 1 Installation and Wiring 1 1 Installation with the ANSI 4 inch Round Form or JIS 110 square Instrument Size External Dimensions Panel Gutout DIMENSIONS iii cicscssessshadevdeceacscestecsepeceestedecatvnavectdsteessceesbeadenearstaaseestaccseteneasiyauares Mounting Method icicccccscecssececececcscesscesstnavacesicerseccacsecostceds suns casintensasoesodessad saasensartesesuseedastesaieasce 1 2 Installation with the DIN 96 square Instrument Size External Dimensions cccccsscsessessenssescnsessesenseeseoeessesesseeneeesones Mounting Method 1 3 WATLING e T Crimping Terminal Recommendations Single phase two wire system voltage input current input power Supply esessesceere 1 6 S
22. pang M ME Ma ss Levee ABM YORDGAINA Q Press ED once IP Address 1 screen JA prang m MAKE N oe ay I O tI fees v DLL YOKOGAINA lt gt The parameter IP address 1 appears 4 Press three times IP Address 4 screen JA PR 00 m EN K w BOTAR YOKODGAWA The parameter IP address 4 appears The parameter options change as shown below U P je F F aU P 4 SET ENT Press once IP Address 4 Setting screen JA The screen changes to the one PRBSOD Myy ME w for setting the parameter EA ao Parameter IP 1 IP 2 IP 3 IP 4 I IP address 192 168 1 2 rir wy Le Using or A change the BCA fs v VONA S setpoint IP Address 4 Setting screen JA PE a l To move to the digit to be ee My eo changed use the following oe keys ay To the left To the right hl m PE Lees SET ENT 4X Press twice to omw e confirm the setpoint YOKDGAINA g JA Pressing once causes all m a digits of
23. 2 5 element Systems Phase Indication lamps JA PR RSOCO m ME wv READY p ww 5A Maa le Licey 4 LI ft A JA PRFRBSOCO m RAE 30v EADY p ww oo ise pee Woe ie E a PT Bpom es YORDGAWA How to Switch the Phase for Three phase Four wire System Voltage 2 or Voltage 3 Current 2 or Current 3 L1_ age or Votages Bcva s YOKDGAWA Phase Indication lamps JA JA JA PRSOO m ME soov PRSC m ME Sov WME soov READY p we w EADY gt w w 5A 5A RA gt 734 Ao aan Coage RIA E eeo OEE l He IH ho 745 SEL SEL AaOMAase Bovu i AaOMaee oo jme POSS j ae 2 How to Read the Phase Indication Lamp 2 PA ee Phase indication lamp turningon Phase indication lamp turning on Phaseandwrosyaem volage f ne RST a eT Single phase two wire system Voltage 1 A R Current 1 A R Single phase three wire system Vortage 1 Ap RS
24. 8 3 7 a Demand alarm mask time nunne 1 to demand period min 1 1 mT Integral 8 4 H m Demand alarm point numeric 1 to 1000 kW or 1 to 1000 A 100 aa value 8 5 5i Demand alarm release Selection Automatic release i Fito Automatic LI I Ih function Manual release nant release Menu to shift to the parameters of 9 g l 5 5 Display setting menu iea acting SEn pm g ON m 9 1 Ci_ Z Z indicator out mode S lection k Aneena ake OFF ACAI Ore eer Integral 9 2 7 L i y ndicator out mode wait time numeric 1 to 60 min 10 min et ge value a Integral 9 3 HL Fisy Number of display patterns numeric 1 to 8 1 Poa value A measurement item can be selected from the Current 9 4 H i i j Display pattern 1 upper display Selection os phase switch indication Voltage 9 5 HL l Display pattern 1 middle display phase switch 5 indication 9 6 OL i i Display pattern 1 lower display Active power 9 7 5 A T H Display pattern 2 upper display Active power 9 8 5 h T ri Display pattern 2 middle display Reactive power 9 9 5 A T l Display pattern 2 lower display Power factor 9 10 5 J h Display pattern 3 upper display Active energy LEAD reactive 9 11 Pe J ri Display pattern 3 middle display energy 9 12 5 h J i Display pattern 3 lower display iy 9 1
25. MI AL L Bco es YOKOGAMA Q 1 Turn on the PR300 Measured Value screen The PR300 shows the station JA PRSDD Myw ME w number for about 5 seconds A UCT then the Measured Value screen T3400 appears wee L000 by 345 SET ENT Sonne Hold down 7 for at least 3 seconds VT Ratio screen JA The parameter VT ratio iaag Wi MaE ov appears Lie ih B00 E YOKDGAINA lt gt Simultaneously hold a and EB for at least 3 seconds S Confirmation screen pecification Change JA aoe Mi ME am OLe en te ror Leen nwo ees vA es YOIOGAINA The Specification Change Confirmation screen appears 4 Using or LA show on the lower display Specification Change Confirmation screen JA PRS00 m AME ov eme EY SET ENT once 5 Press Phase and Wire System screen C JA pnan m a Ld an p Lie Ww 1 Jt a Lt I l fees v4 ese YOKDGAWA The Phase and Wire System screen appears Using or show the Voltage Range screen Voltage Range screen The Voltage
26. Using or show on the lower display 4 Specification Change Confirmation screen A ae m BARE Fa ALE Cree roe Lies ure ae ae SOM le YOKDGAWA SET ENT 5 Press WK once Phase and Wire System screen JA PRAR200 m ME ov EN w w EN FPH I I T I BCE e YODGA O Press The Phase and Wire System screen appears Parameter symbol for J phase and wire system SET ENT C once Phase and Wire System Setting screen JA PRSoo M ME 300v EAN 5A pa w Ll _ I I2 eles v4 E fms YOXDGAWA O JPY setpoint mr te st 2 i The Phase and Wire System Setting screen appears Switch the phase and wire system using Phase and Wire System Setting screen L JA PRS00 m mE oov HEADY a w w Ou one _ TIVO J5 F lz GE s AJC n YODGANA SET ENT n Press twice to confirm the setpoint Phase and Wire System Setting screen L JA ft m e MGE an PH Ww vt Tuy p A ELEA acmnaee YORDGAWA Phase and Wire System screen
27. 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 Input Approximate consumed VA Input Input Approximate consumed VA measuring AC measuring AC Rated power range Voltage Current AC Rated power range Voltage Current 120V 1A 100W 120 to 120W 240V 1A 200W 240 to 240W 0 2VA 0 2VA 0 2VA 120V 5A 500W 600 to 600W 240V 5A 1000W 1200 to 1200W 240V 1A 200W 240 to 240W 0 4VA 0 2VA 240V 5A 1000W 1200 to 1200W 480V 1A 400W 480 to 480W 0 8VA 480V 5A 2000W 2400 to 2400W i Three phase three wire system Three phase four wire system Input Input Approximate consumed VA Input Input Approximate consumed VA measuring AC measuring AC Rated power range Voltage Current AC Rated power range Voltage Current 120V 1A 200W 240 to 240W 120V 1A 300W 360 to 360W 0 2VA 0 2VA 120V 5A 1000W 1200 to 1200W 120V 5A 1500W 1800 to 1800W 240V 1A 400W 480 to 480W 240V 1A 600W 720 to 720W 0 4VA 0 2VA 0 4VA 0 2VA 240V 5A 2000W 2400 to 2400W 240V 5A 3000W 3600 to 3600W 480V 1A 800W 960 to 960W 480V 1A 1200W 1440 to 1440W 0 8VA 0 8VA 480V 5A 4000W 4800 to 4800W 480V 5A 6000W 7200 to 7200W When VT and CT a
28. next page Example Display and Measuring Ranges of Apparent Energy Gpr YOK AQ YOK A NOTE When the power is below the integrated low cut power it is not integrated as energy Secondary rated power x VT ratio x CT ratio Less than 100 kW Measuring range 0 to 99999 kVAh 100 kW to less than 1 MW 0 00 to 999 99 MVAh 1 MW to less than 10 MW 0 0 to 9999 9 MVAh J i eal Type ree ll Contre right iP 3459 fre hut tlt energy B c 10 MW or greater 0 to 99999 MVAh 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 IM 77C01E01 01E 4 7 poya puawnsean pue sway puawainsean Jo Aejdsig 10 uoneado S 4 5 Displaying Energy Values Operation for Energy Value Display 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 A PRSo0O mw RANGE soov READY 3 w I Lf E Ga WN 0 The digits being displayed are in ___ in the table T J pa A Pt below The figures that are not highlighted are not displayed B T visible is a uw T Ha H
29. u aww YODGAMA I 5004 Hold down for at least 3 seconds BCA e A NOTE When proceeding to set the phase and wire system press or to show the Phase and Wire System screen with this screen figure in the upper left corner shown as is After showing the Phase and Wire System screen start from step 6 in Section 2 2 Setting the Phase and Wire System YOKOGAMA Q Measured Value screen JA pn Lien ME soov j LIZZI a ee IIIT bo l tty OOW w 20 00 BcA es YOKOGAINA Setting completed 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 Parameter Symbol Pa I III Parameter Name Voltage range Setting Type Initial Value Setting Range Details Factory set Value te tL 150V ri pa i Oo Selection 300V J Li i L l H 300V cre A NOTE The voltage range of single phase three wire system is fixed at 300V between PO and P1 PO and P2 The voltage range cannot be selected For the voltage range of three phase fo
30. 0 0 to 999 9 V table on the right 1 kV to less than 10 kV 10 kV to less than 100 kV 0 to 9999 V 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 Senna Example Display and Measuring Ranges of Current zemal b CALIE MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed 0 to 9999 kV The following will appear when the measurement is out of range r Supplementary unit refer to the Secondary rated current x 1 2 x CT ratio Measuring range table on the right 0 06 A to less than 10 A 0 000 to 9 999 A 10 A to less than 100 A 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 10 kA to less than 100 kA 0 00 to 99 99 kA 100 KA to less than 1 MA 0 0 to 999 9 kA Vie COUE c SwHawyn ss a YOKOGAWA lt gt J MAX Turns on while the maximum value is displayed Example Display and Measuring Ranges of Power Factor A PR CI Pw RANGE 300V READY w w 5A om I I ts g COS i Indicates that the value is lagging power factor The following will appear when the measurement is out of range Indicates that
31. 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 aVT 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 connection 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 seactional area of 1 25 mm or thicker are recommended for voltage current input and power supply cables with a nominal cross seactional area of 0 5 mm or thicker are recommended for other signals Crimping Terminal Recommendations Ring tongue terminal od Appli pplicable Recommended Applicable wire terminals od mm A mm F mm tghtening torque size A F M4 4 4 max 7 0 max 7 8 max 1 2 Nem 1 04 to 2 63 mm2 F M3 3 3 max 5 8 max 6 7 max 0 6 Nem 0 25 to 1 65 mm2 Spade tongue terminal d3 TT A A 4 7 max F IM 77C01E01 01E 1 5 1 3 Wiring Single phase two wire sy
32. ALI ty IMIZ w lo l Pe CMa e BcA YOKOGAWA YOKDGAWA O Reset switch As shown in the figure below the reset switch is on the rear of the PR300 Use something thin e g a precision driver to press the switch once to execute system reset IM 77C01E01 01E A 9 Appendix 3 Parameter Setting Procedure Some of the following parameters cannot be displayed due to the specifications of the PR300 Startup screen oe o o awe a o eo a Measured Value screen ae o a a Display pattern n 0 a maximum of 8 patterns Display pattern 1 Display pattern 2 1 JA 3 aw on mee Mm aw al 1 gage fy il LILI meant i ic yw a i Ms p y B i he 7 IMIZ w Oa TA FIC Mt an on oe i Lie ape fa BOMAHe i f Hold down for at least 3 seconds Hold down for at least 3 seconds Parameter screen To move to the previous or next step in the procedure indicated by the dotted line use the following keys Go to the i Hold down for l next screen at least 3 seconds aapa Go to the i previous screen t When there are no changes to 1 the specifications Specification Change Confirmation screen
33. E w _ mi Mi n om l 4 al tt r RY qZ s al m Ley a amp je wLa YOKOGAWA S I To move to the digit to be changed use the following keys To the left To the right SET ENT 1 Press twice to VT Ratio Setting screen C A MaE wv 5A dl z N g p o i YOKDGAINA Q VT Ratio screen PRS00 m DE wv Ewe 5A ww gin LIL T HSA YOKDGAIA lt gt confirm the setpoint Pressing once causes all digits of the ce to start again confirms H Satine and returns to the VT Ratio screen 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 To return to the Measured Value screen hold down SET ENT 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 Setting completed When proceeding to set the CT ratio press once and start from step 3 in Setting the CT Ratio my om Parameter Symbol Parameter Name VT ratio P Initial value n Setting Range Details
34. Es Maximum communication distance 1 2 km Maximum number of connectable slave stations 31 EMAG e EAG e Station number 01 Station number 02 Station number 31 Protocol PC link without checksum PC link with checksum Modbus ASCII and Modbus RTU Transmission distance Approximately 1 2 km maximum with 24 AWG twisted pair cable s Connection method Multi drop connection 32 units including higher level ones Station number 01 to 99 maximum number of connectable units PCs etc 31 recommended value 01 to 31 Transmission method Half duplex communication Synchronization system Start stop synchronization Baud rate 19200 9600 2400 bps Xon Xoff control None Data format Data length 8 bits 7 bits Parity None even number odd number Stop bit 1 bit 2 bits A 4 IM 77C01E01 01E Appendix 1 Specifications of PR300 Example connection chart la Maximum distance about 1 2 km 31 units maximum g ML2 PR300 PR300 PR300 converter Pen S 120 Q built in AX B SG RS 485 A B SG Rs 4g5_ A B SG RS 485 _ ERII A B SG i S A N S a awa ph awa i a Terminator See 120 external FG RS 232C straigh cable 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
35. MIE a PRS00 m RAE Fa PRS00 mw ME Prous BEAY w Ww BEAY w wW READY w Ww LAUKI w w A IIT A wae INE JAC w oot haly HS LOL ae ae Pe e JIU JIU IIT w ITI w a Low tty Lew gt Lo II Iu 7 CA root 7455 Aa c Eal RST bhal a LL 5 30 Bco BcA BCMA BCA e YOKOGAMA YOKOGAMA YOKOGAMA YOKDGAMA Upper Upper Current Upper Current Upper displa Voltage 1 displa hase switch indication displa hase switch indication dfisiale Active power Middle Middle Voltage Middle j Middle display Voltage 2 displa hase switch indication display Active power display Maximum demand value dihias Voltage 3 aati Frequency distin Power factor dienian Demand value As below NONE appears in the display of a measurement item whose value cannot be displayed due to the specifications of the PR300 as RLN 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 ek value ik Supplementary PBSpO m bas aw unit refer to the Secondary rated power X 1 2 X VT ratio X CT ratio Measuring range Eare 6 W to less than 100 W 0 00 to 99 99 W BET Bela Thaw table on the right 499 W to less than 1 kW 0 0 to 999 9 W 1 1 kW to less than 10 kW 0 to 9
36. REY Ww 5A EAN Hw LI Lie LIL me Lie Lie we mwa rarest LIL mu Current value License E Liens alee nm or TID Ort 00 fais LILI OLI UU i ACIMES BCMA Ne SOMA YORDGAINA YORDGAINA YODGA y S 5 SET ENT CI JJ C paw Using Eor See A DEM Press while all rare 7 change the numeric 2 T P 3 digits of the setpoint are Press any key other than value once blinkin Tomovetothedigittobe ee er ge ye P E GED white all digits of the h To move to the digit to be changed use the following keys To the left To the right This confirms the setpoint This causes all digits of the setpoint to start blinking setpoint are blinking The PR300 returns to the screen in step 1 Floating point numeric value JA JA JA JA Pe ma nei soov Pena M men soov creng M iir 0v pol inet meee 600v w Q e ce ce O Le Le Le Le wwe mw 0008 mn wie mw we LOLs Wen Oo We LOL Wn LOLs te nn iin nn wie ra OI FI IMT LOL LUT CD Lit WILD Li sH O o iS BOM DBC f BOM es Bwa me YOKOGAMA Q YOKOGAMA Q YODGA O YOKDGAWA Q After changing the numeric value press 4 ENT Press
37. 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 Indicator out Mode Setting screen A PRSoO m ME wv wwe Ey TELI a a 3 SOJMWe C JA PRS00 m ee mov EN 33W oA Om w A ee J we t l k var E J SET ENT 5 Hold down for at SOAs least 3 seconds VT Ratio screen JA The parameter VT ratio DRSOD Mym WE w appears LIL Oe m7 4 od Using E show EDE y A Ee rara di SP YODGA F a 7 Press W J twice to confirm the setpoint Indicator out Mode screen JA PRBOD Myy ME w Ak a E E crt aKa nee YODGA lt gt i JA ber a mw a at Tig on 1i DRMA m YOKOGAMA Display Setting Menu screen Press once Indicator out Mode Wait Time screen JA PRBSOO My WE aw ortin gi BCMA e
38. Y Y Y Y Y AN kVAh MVAh Optional active ener i f eN Y Y Y Y Y Wh 5 i Q Active power Instantaneous Maximum Minimum Y Y Y Y Y W kW MW g value value value Ro Reactive power D Instantaneous Maximum Minimum Y Y Y Vv Y AN var kvar Mvar lt value value value 9 Apparent power f z Instantaneous Maximum Minimum Y Y Y Y Y VA KVA MVA o value value value 2 Voltage 1 S Instantaneous Maximum Minimum Y Y Y Vv Y e value value value 3 Voltage 2 S Instantaneous Maximum Minimum E Y Y 7 Vik value value value a Voltage 3 3 Instantaneous Maximum Minimum z A Y Vv A o value value value v Current 1 2 Instantaneous Maximum Vv v d VON z value value o Current 2 D 72 Instantaneous Maximum Z Y gt Y T AIKA c value value D Current 3 3 Instantaneous Maximum H Vv Vv Y A 2 value value eA Frequency Instantaneous Maximum Minimum Vv Y Vv 4 Y Hz o value value value 3 Power factor g Instantaneous Maximum Minimum v a Y v Vv AY COS value value value Demand power 2 Mamam Y Y Y Y Y W kW MW value Demand current 1 2 Maximum Vv Y Y Vv Y AN value Demand current 2 32 Maximum z Vv Vv AIkA value Demand current 3 2 Maximum E Y Vv Vv A value 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 A NOTE When the current is in a state of equilibrium the
39. 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 Ethernet communication Via Ethernet communication various measured values are read and values are written to various parameters using the command response method 2 o SEDE See EE Example PC IP address 192 168 1 1 ae B Ethernet oo0000 foo LAN connection BAA e BAA e AA e CAAC e Station 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 Application layer MODBUS TCP Transport layer TCP UDP Network layer IP ICMP ARP Data link layer Ethernet Physical layer 10BASE T 100BASE TX Communication specifications 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 cascade connection units of HUB IP address The IP address can be set using the operation keys on the front side of the PR300 IM 77C01E01 01E A 5 xipueddy Appendix 1 Specifications of PR300 Modbus TCP
40. current 2 R wr y Voltage 2 B C S T Current 2 C T Voltage 1 A B R S Current 1 A R Three phase th tem Z 25 5 f 4 ree phase three wire system Voltage 3 Bic ST Curemt3 3 Voltage 1 A R Current 1 A R Three phase four wire system Voltage 2 B ss x Current 2 B amp s Voltage 3 C T Current 3 C T Three phase four wire system Voltage 1 A _ R J _ Current 1 A _ ___l R e 2 5 element Voltage 3 c T Current 3 C T 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 itis ina state of equilibrium 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 Example Display and Measuring Ranges of Active Energy and Regenerative Energy will always appear when the displayed a table on the right A M ka Active energy B _ _ _ _ _ h Supplementary Type unit
41. for at least 5 seconds Reset Item Confirmation screen C JA eo My Ww mE a CEL EIEE pt nl N Scan YOKDGAWA Q 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 ren ED sri the reset items are blinking The PR300 returns to the Reset Item Selection screen SET ENT Press once Measured Value screen C Reset Item Selection screen l JA PRSoO m DE ov Ene vow 5A CCCL CICE Ue Le l rice hour Scieag YODGA The Reset Item Selection screen appears Display the reset items on the screen refer to the left figure using EA SET ENT ES press once A NOTE JA ees Mi aw a A yaar III A Woo 3 ty ITITI w al BCA Ne YOKOGAWA lt gt The maximum and minimum values are reset and the PR300 returns to the Measured Value screen A To cancel resetting and return to the Measured Value screen refer to Canceling Resetting on the next page Reset Item Confirmation screen JA EF EGEL 4 AJL UAEE hour BGEA YO
42. g Every time 9 is B the display order is alien incremented a 1 A gt is pressed when the iar Ld i smallest digit is eral the display will return to r T bw 1 lint H g the initial value the display order returns to 1 a If there is no key entry for 60 minutes after shifting F2 Iv Ir A ee fomm the displayed digits the display will automatically YOK return to the initial value the display order returns to 1 Display Type A Display Type B order I G2 45b 231957 2 S455 i a A 17 s ieBHSE er Type C Display Type D 1 C 1 C I0 CO o WY ad i 78 i 70 2 345978 2 7455189 Ty mi LE g Log 3 Lg oy a D pig Mg M 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 4 8 IM 77C01E01 01E 4 5 Displaying Energy Values Optional Integrating Function A 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 NOTE If power failure occurs during integration an optional integrated value may not be guaranteed The control signal for optional integrat
43. reactive energy and apparent energy A 6 IM 77C01E01 01E Appendix 1 Specifications of PR300 Insulation resistance Between each of the voltage input current input power source ground terminal digital input pulse output analog output communication output and alarm output terminals 100 MQ minimum at 500 V DC Withstand voltage Between each of the voltage input current input power source and ground terminals 2500 V AC for 1 minute Between all of the voltage input current input and power source terminals and the digital input pulse output analog output communication output and alarm output terminals 2500 V AC for 1 minute Between each of the digital output pulse output analog output communication output and alarm output terminals 1000 V AC for 1 minute Impulse withstand voltage Between all of the voltage input current input and power source terminals and the ground terminal Between all of the output and ground terminals and all of the voltage and current inputs 6 kV 1 2 50 ms 10 times for positive and negative Magnetic field effect Within accuracy range at 400 A m or less Ambient temperature effect 0 01 C for a rate of temperature change of 10 C h 0 05In Imax and power factor 1 0 02 C for a rate of temperature change of 10 C h 0 1In S Imax and power factor LAGO 5 In rated current present current value Effect of power source voltage cha
44. screen i JA The parameter Pasco m ue ow integrated low cut power 2 appears tate LOL Oe pogs SET ENT Press once The screen changes to the one for setting the parameter L of LE and the alterable digit blinks Using or aA change the setpoint Integrated Low cut Power Setting screen j BCom YOKDGAWA i JA aOMAa e Pressing once causes all digits of the setpoint to start blinking Pressing once again confirms the setpoint and returns to the Integrated Low cut Power screen 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 Setting screen Integrated Low cut Power i JA PARS00 mw EAN la To move to the digit to be changed use the following keys C To the left To the right SET ENT Press twice to confirm the setpoint YOKOGAMA Integrated Low cut Power screen To return to the Measured Value screen hold down SET ENT 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 Setting completed 3 4 IM 77C
45. the operation key or via communication regardless of the status of the start stop operation 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 Chapter5 Troubleshooting 5 1 Error Display and Recommended Response Error at the Time of Turning on the Power Error display Status z 7 Recommended Upper display Power Phaseand Communi Pulse Type of fault Power Communi Pulse Aa Analog Demand response of measured j amp Wire system cation jamp calculation cation contac output alarm value display lamp lamp point E g g g RAM error Unstable Disabled ROM error System data The product fault is broken Off Disabled Disabled Disabled Disabled Request g Calibration repair Normal Normal data fault Off action action 1 CL Parameter CLIT fault cons Backup fault 1 The product operates under the following conditions Address FF Protocol PC link with checksum Baud rate 9600 bps Parity None Stop bit 1 bit Data length 8 bits Errors during Operation Error display Status Recommended Upper display power Phaseand Communi Pulse Type of fault Power Communi ety Analog Demand response of measured j amp Wire syste
46. the switch is automatically a ie set back to OFF Moe wee F Set the settings of Vo i parameter to Soma ON and press SA La SET ENT z YOROGAWA twice The parameter settings have been updated A NOTE Ethernet setting switch i JA ee now MAGE m CoC L H mZ Z lI I Brv e YODGA To return to the Ethernet Communication Menu screen press EM To return to the Measured Value screen hold down SET ENT ad 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 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 Parameter Setting Types and Ranges Setting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set SS S00 Cee PER Menu to shift to the parameters of CENI Ethernet communication menu Ethernet communication Integral I 5 i IP address 1 numeric 0 to 255 192 value PO lip add 168 f E address 2 0 to 255 i H J IP address 3 0 to 255 1 i j Lu IP address 4 0 to 255 1 m r 1 Integral 537 i Subnet m
47. the value is leading power factor MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed if Gpp gT YO AQ EE p 1 hl hl Measuring range 0 500 to less than 1 for leading power factor 1 0 500 to less than 1 for lagging power factor The following will appear when the measurement is out of range 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 WIN PAN PRSOO PW RANGE 300v READY 3 w 5A DEDE AQ Measuring range 45 0 to 65 0 Hz 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 ii gues OE 77 Oe How to Switch between Instantaneous Value Maximum Value and Minimum Value 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 Aor N For current the instantaneous value and the maximum value can be switched for display also using operation keys The maximum and minimum values being displayed are those af
48. used for example to switch the phase of voltage current Also used to set parameters on the Parameter screen peman Use to start or stop demand measurement The lamp green in the key lights in the aaa demand measurement IM 77C01E01 01E 2 1 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 wire system Startup screen JA PR 00 m ME ov Ee w ELi JLT l BcA s YOKDGAIA 1 Turn on the PR300 Measured Value screen A PRSooO m ME ov Eme aw A Ure 1 A 7 LITT 1 56 ly LI w L l YOKOGAMA Q owa e The PR300 shows the station number for about 5 seconds then the Measured Value screen appears 2 Hold down for at least 3 seconds VT Ratio screen YOKOGAMA Q CoE y E E Specification Change Confirmation screen PRB00 Ee we ocom e YOIDGANA The parameter VT ratio appears Simultaneously hold E and EB for at least 3 seconds The Specification Change Confirmation screen appears
49. 0 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 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 demand measurement DEATH seer measurement 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 Pt Ps x 60 minutes x 60 seconds t Current integrated value Integrated value at the beginning of the demand period t Demand elapsed time data update period 10 seconds Demand Start demand period measurement Average Average power power current current update update Stop demand measurement O CG Demand measuring time while the maximum demand value is retained 4 12 IM 77C01E01 01E 4 7 Demand Measuring optional measuring function Operation for Demand Measurement Demand measurement can be started and stopped by the operation key c 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
50. 01E01 01E 3 3 Setting the Integrated Low cut Power Parameter Setting Types and Ranges Parameter Symbol Parameter Name Integrated low cut power Setting Type Fixed point numeric value Setting Range Details 0 05 to 20 00 Initial Value Factory set Value 0 05 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 suoneado Humas sajoweled 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 CZD Measured Value screen Protocol Setting screen JA ao Mow RANGE E r Lone Eon rr I uJ l la a la ka LII m CL fe vA Ee YODGA O JA PRS00D m AWE am ye Hw A Woe 1200 A a 1I 2M ty ITITI w k SET ENT 211 3 Hold down Dio at DLL SLY JLA Jhe least 3 seconds YOKOGAWA VT Ratio screen JA The parameter VT ratio DRSOD Myw me w appears
51. 3 pb u i Display pattern 4 upper display Current 1 9 14 5 h u ri Display pattern 4 middle display Current 2 9 15 FH u L Display pattern 4 lower display Maximum demand value g ami Current 3 9 16 5 h 5 i 7 Display pattern 5 upper display Voltage 1 9 17 5 h 5 ri Display pattern 5 middle display Voltage 2 9 18 5 h 5 A Display pattern 5 lower display Voltage 3 9 19 p 5 H Display pattern 6 upper display eh indication A 14 IM 77C01E01 01E Appendix 4 Parameter List 9 20 p E A ri Display pattern 6 middle display 9 21 5 L 5 L Display pattern 6 lower display 9 22 Pe 7 l Display pattern 7 upper display 9 23 5 L 7 ri Display pattern 7 middle display 9 24 5 7 i Display pattern 7 lower display 9 25 5 L H i Display pattern 8 upper display 9 26 fp h H ri Display pattern 8 middle display 9 27 5 h H L Display pattern 8 lower display Selection Refer to the previous page Voltage phase switch indication Frequency Current phase switch indication Active power Power factor Active power Maximum demand value Demand value Range of Phase and Wire System Options and Voltage Range Options Phase and Wire System Parameter Symbol CL 4 Model and Suffix Codes PR300 30000 60 0 Setting Range Details Single phase 00 IL two wire system fF Loo Single phase ITI us three wire system
52. 7 min 4 Y p 130 min n Normal Allowable Deviation Value of JIS B 0401 1999 Tolerant Class IT18 2 IM 77C01E01 01E 1 3 1 2 Installation with the DIN 96 square Instrument Size 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 Mounting Method 1 Insert the PR300 from its rear through the mounting cutout in the panel as shown in the diagram 2 Affix the mounting 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 the diagram recommended tightening torque 0 4 Nem R fj AY Y Mounting bracket standard accessory 2 brackets 1 4 IM 77C01E01 01E 1 3 Wiring CAUTION 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 t
53. 999 W 10 kW to less than 100 kW 0 00 to 99 99 kW aN ML gt Jv ILA Sf eo YOKOGAWA lt gt MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed 100 kW to less than 1 MW 0 0 to 999 9 kW 1 MW to less than 10 MW 0 to 9999 kW 10 MW to less than 100 MW 0 00 to 99 99 MW 100 MW to less than 1 GW 0 0 to 999 9 MW 1 GW or greater 0 to 9999 MW The following will appear when the measurement is out of range sea 9 D Example Display and Measuring Ranges of Reactive Power will appear when the displayed value is a LEAD reactive power value Tak Supplementary Secondary rated power X 1 2 x VT ratio X CT ratio Measuring range unit Sg refer to the 6 W to less than 100 W 0 00 to 99 99 var a tabl the right ED 700 able on the right 190 W to less than 1 kW 0 0 to 999 9 var lt gt m 1 kW to less than 10 kW 0 to 9999 var 10 kW to less than 100 kW 0 00 to 99 99 kvar Ce L E o B MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed 100 kW to less than 1 MW 0 0 to 999 9 kvar 1 MW to less than 10 MW 0 to 9999 kvar 10 MW to less than 100 MW 0 00 to 99 99 Mvar 100 MW to less than 1 G
54. Ci 2 bits B 8 bits a 46 l Data length 2 Selection fp nn erenenenseceeeeentneneteenenenenns on 8 l o 7 bits 1 1 Only the PR300 with the Ethernet communication function can be selected Ethernet communication menu 2 Select 8 if you selected Modbus RTU for the protocol E A Menu to shift to the parameters of 5 ELL Displayed only for a PR300 with the Edos LLII Ethernet communication function Buiter eee Integral 5 1 H f lip address 1 numeric 0 to 255 192 value 5 2 j H p IP address 2 0 to 255 168 5 3 j H q IP address 3 0 to 255 1 5 4 P IP address 4 0 to 255 1 P Integral 5 5 Subnet mask 1 numeric 0 to 255 255 lI a value 5 6 Sighs ce Subnet mask 2 0 to 255 255 5 7 Gira Subnet mask 3 0 to 255 255 5 8 5 ri 4 Subnet mask 4 0 to 255 0 A 12 IM 77C01E01 01E Appendix 4 Parameter List fii Default gateway 1 0 to 255 0 al a a 5 10 oure Default gateway 2 Integral 0 to 255 0 numeric ae value 5 11 ra 3 i J Default gateway 3 0 to 255 0 5 12 g E pe Lu Default gateway 4 0 to 255 0 m I Integral 5 13 Parr Port number numeric 502 1024 to 65535 502 Pk value iz Sy ON Enable the setti xg 5 14 A 4 L Ethernet setting switch Selection a e Aiea PA OFF Ho OFF ner eee ae Pulse output menu 6 FAI EE Displayed only for a PR300 with at la
55. H HI Upper limit of scaling numeric 50 0 to 100 0 100 value Relationship between Scale Values and Measurement Inputs Example Active power Reactive power Power factor When setting 20 20 20 output Output Output Output proportional to mA mA mA 1000 to 1000 W 4 4 1000 0 1000 w 1000 0 1000 var 0 0 5 0 5 LEAD LAG LEAD LAG a a p W A A E T7 0 100 0 0 100 Scale values TO u00 Lower Upper Lower Upper to be set limit RER limit limit imi imi limit limit Apparent power Frequency When setting 20 20 20 output Output Output Output proportional to mA mA mA 0 to 1000 W 4 4 4 0 1000 w 0 1000 VA 0 45 65 Hz A A A A A Scale values l 50 100 0 100 0 100 0 100 Lower Upper Upper Lower Lower Upper io beset limit linit imi limit limit imi limit limit IM 77C01E01 01E 3 13 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 com Es YOKDGAWA JA Pao m ie NE a UDIT CLL A Ie ri 7 CLL ty CT Ta w k SET ENT WIE Hold down Do at Coe least 3 seconds YOKOGAWA O VT Ratio screen A Th
56. He La ra License l Using E or ee AO YOKOGAMA lt gt Show e85 The screen changes to the one for setting the parameter f ann Using or change the setpoint Protocol Setting screen JA PAS300 m ME ov me A fear PCL ee perbu t n Bcva ts YOKOGAINA lt gt RS 485 Communication Menu screen JA PRS00 mw ME ov aye 5A ww JA 1 1 d DMA es YOKDGAINA Press once Station Number screen JA mee Mop M Sk e re Gi ees v ese YOKDGAINA lt gt The parameter station number appears Press once Protocol screen JA PAR 00 mw ME wv Y sA Tom CPLR BOM es YOKOGAMA O The parameter protocol appears SET ENT Press WK once twice to F ENT Press W confirm the setpoint Protocol screen JA PRARS00 m ME oov REAN 5A lona a re SOMA YOKDGAINA lt gt ws Pressing J once causes all digits of the ie to sta
57. I of Three phase a Tm three wire system fF of Initial Value Factory set Value Three phase three wire system Parameter Setting Name Type Phase and Selection wire system ectio PR300 40000 60 0 Single phase a TL two wire system Single phase three wire system Three phase three wire system l Three phase four wire system Three phase four wire system PR300 50000 60 0 Three phase a four wire system 3 7 2 5 element Three phase four wire system 2 5 element Voltage Range Parameter Symbol a I III Parameter Name Voltage range Setting Type Selection Setting Range Details Initial Value Factory set Value 300V IM 77C01E01 01E A 15 x pu ddy gt l 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 O Attaching the dust Cover oo cece eee eeeeeeeeeeneeteeeeeeeseeeeaes 1 9 Operation for Energy Value Display ssec 4 8 Optional Integrating FUNCTION s e 4 9 CO Compliance with Safety and EMC Standards A 7 P Component Names and Functions o 2 1
58. KOGAMA lt gt The Reset Item Confirmation screen appears and the reset items blinks To stop resetting To change the reset items SET ENT y Press any key other than Ee while the reset items are blinking The PR300 returns to the Reset Item Selection screen SET ENT Press key once Measured Value screen JA PR 00 m EN MaE wv w w 5A A Litt a aL A sr 0 ty CC w WILLS SOMA YOKOGAMA lt gt The energy value is reset and the PR300 returns to the Measured Value screen To cancel resetting and return to the Measured Value screen refer to Canceling Resetting on the next page After resetting is performed and the reset measured value is displayed on the Measured Value screen RESET will appear for about 1 second 4 10 IM 77C01E01 01E 4 6 Resetting Measured Values Canceling Resetting Reset Item Selection screen Measured Value screen JA JA The measured value is not DRBOD mM w E PRSOOD m y ME w reset and the PR300 returns to A Wintel the Measured Value screen Cae On the Rese
59. Menu screen press cave 33W SA AY 30 W SA 3 p ia A l m C3 while all digits of the setpoint ce Hi To return to the Measured Lb are blinking TT The PR300 returns to the initial setting SS b Value screen hold down anna a ie Bab a E To change the upper limit of If you do not operate any key scaling set a new limit using for more thari S minutas on the parameter F H that the Parameter screen the CAA TONowS Bco e PR300 automatically returns TIDAN gt Lower limit of scaling setting completed YORDGAWA o to the Measured Value screen 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 Initial Value U o o 3 ea n gt Q O me A gt 2 ttin Parameter Symbol Parameter Name Saas Setting Range Details Factory set a Sa inn es sen aw oor oF Menu to shift to the parameters of Fue cite Analog output menu analog output Active power HERENI Measurement item for l MT ALL analog output Selection Active power Frequency Fre ri Fixed point H i m Lower limit of scaling numeric 0 0 to 50 0 50 value N Fixed point
60. Parameter List vvssvcciecisssessccesstssacscvectsvenseccecsvtecsectavatteecevsees A 12 Parameter Setting Procedure ceeeeceeseeeeteeeteeeetneenees A 10 D Phase Switching for Voltage and Current 4 6 Power Items and Equations 0 c cee eeeeeeeeeeeeeeeeeeees A 2 DIN 96 square Instrument Size oe eects eee teeeeeeteeeeees 1 3 Demand Alan assesiiiccsscnsititatisnaewiesasavaitinsctsresseiaucateaes 4 14 Demand Display and Measuring Ranges e 4 12 R Demand Measurement cc eee eee eeneeeeeeeseeeeneenaes 4 12 Range of Phase and Wire System Options 2 3 Demand alarm mask time 0 0 00 eee eee een eeeeeeneeteaeenaes 4 14 Range of Voltage Range Options seeen 2 5 Demand alarm output ooo eee eee eee eeneeeeeeeeeeeteaeenaes 4 14 Resetting Measured Values 000 eee cee ects eeneeeeeeeees 4 10 Demand alarm release function s es 4 14 Soo E Setting Analog Output Conditions eee eeeeeeeeeeeteeee 3 12 Environmental Conditions 0 eseeeeeeseeeteeneeeeeeneeeeeeaees A 8 Setting Demand Measurement Conditions eee 3 14 Error at the Time of Turning on the Power eee 5 1 Setting Ethernet Communication Conditions 0 3 8 Errors during Operation cececeeseeeeeeeeeseseeeeeeeeeeeeeeeee 5 1 Setting Pulse Output Conditions 0 eee eeeeeeeeeeeeereeee 3 10 Example Display and Measuring Ranges of Frequency 4 5 Setting RS 485 Communication Conditions eee 3 6 Set
61. Range screen appears OW 5A ie _ Parameter symbol wi ven J for voltage range BOM YOKDGAINA Q Fe Press W once Voltage Range Setting screen A The Voltage Range Setting screen appears ah Hir von an A Li LILI vg wo Ea or EM change the AaCOeEuane YODGA o range Voltage Range Setting screen JA ao Laie MGE Sf S I ee Sars SLL Aala z Lt LOLI SET ENT Press twice to confirm the setpoint BOM Hs YOXOGAINA lt gt Voltage Range Setting screen JA Pressing W once causes all C PRASS00 m ME M EAN WIW w digits of the setpoint to start blinking Pressing once Ila a again confirms the setpoint and returns to the Voltage Range Vous True MIRTE IE screen 00g Bco es YOXOGAWA O IM 77C01E01 01E 2 4 2 3 Setting the Voltage Range Voltage Range screen Startup screen JA The voltage range thus set is JA The PR300 shows the Startup eRsoo Mym E mr shown as the current value DROO Myw E sor screen for about 5 seconds rl mt then the Measured Value ore JTT l screen appears LI PTY
62. Value Display pattern 5 upper display Display pattern 5 middle display Display pattern 5 lower display measurement item can be selecte following None Selection Display pattern 6 upper display Display pattern 6 middle display Display pattern 6 lower display Selection Display pattern 7 upper display Display pattern 7 middle display Display pattern 7 lower display Selection Display pattern 8 upper display Display pattern 8 middle display Display pattern 8 lower display Selection Voltage 1 Voltage 2 Voltage 3 Current phase switch inidication Voltage phase switch inidication Frequency Current phase switch inidication Active power Power factor Active power Maximum demand value Demand value 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 f
63. W 0 0 to 999 9 Mvar 1 GW or greater 0 to 9999 Mvar The following will appear when the measurement is out of range zeal 1 D Example Display and Measuring Ranges of Apparent Power ya Supplementary Secondary rated power X 1 2 x VT ratio x CT ratio Measuring range ce to the 6 W to less than 100 W 0 00 to 99 99 VA table on the right 100 W to less than 1 kW 0 0 to 999 9 VA 1 kW to less than 10 kW 0 to 9999 VA TA gt Lv LA I Jew YOKOGAWA lt gt Apparent power MAX Turns on while the maximum value is displayed MIN Turns on while the minimum value is displayed 10 kW to less than 100 kW 0 00 to 99 99 kVA 100 kW to less than 1 MW 0 0 to 999 9 kVA 1 MW to less than 10 MW 0 to 9999 kVA 10 MW to less than 100 MW 0 00 to 99 99 MVA 100 MW to less than 1 GW 0 0 to 999 9 MVA 1 GW or greater 0 to 9999 MVA 1 CALIE The following will appear when the measurement is out of range IM 77C01E01 01E 4 3 poya puawnsean pue sway puawainsean Jo Aejdsig 10 uoeado 4 3 Displaying Measured Instantaneous and Maximum Minimum Values Example Display and Measuring Ranges of Voltage Supplementary unit refer to the PRB8B0 READY Secondary rated voltage x 1 2 x VT ratio 100 V to less than 1 kV Measuring range
64. aE ov EN 5A ww Jo own mie Le Lege F m iia USSU At 48 BGG YODGA Demand Period screen JA Leelee ed ae ME wv Jaki 5 I LII 3g af Lf HCB e YOOGANA lt gt The parameter demand period appears 5 Press once O To move to the digit to be changed use the following keys C To the left To the right SET ENT Press twice to confirm the setpoint Demand Alarm Point screen i JA PRARS00 m wE ow EAW ww 2 il ILII m LI AILI eles v E s YODGA Q Pressing once causes all digits to start blinking Pressing once again confirms the setpoint and returns to the Demand Alarm Point screen Demand alarm point setting completed 1 Press once 3 14 IM 77C01E01 01E 3 8 Setting Demand Measurement Conditions Demand Alarm Release Demand Alarm Release Function screen Function screen J The parameter i JA Pressing W once causes all pARS20 My me ay demand alarm release PERSO aw me tv digits of the setpoint to start 1 rl function appears rr blinking Pressing once a 7 or A Fra again confirms the setpoint and e SS returns to the Demand Alarm A it n ri Ari
65. aeseaeenegs A 2 Input Specifications oo ee eect eeeeeteeeeeeeeeaeeeeeaeeeeetaeeeeesaeeeesaeeeesaeeeeesaeeeeeaeeneeeeseeeeeeneeeeeeeea Digital Input Specifications Analog Output Specifications additional output FUNCTION oo eee eee eeeeeneeeeeeeteeeeeeeeeeeeeaee Pulse Output Specifications additional output FUNCTION oo eee ee eeeee ete eeeeeeeteeeeeeeeeeeaeeneeeeeeae Demand Alarm Output Specifications optional measuring function Communication Specifications 0 0 0 eceeeeceeseeeeceeeeeeeeeeeeeeeesaeeeeeeaeeeeeaeeaeseeesaeseaeeaeseeeeaeseeeeaeeaees Standard Performance iiano eraa a a aaaea aaa A a A ae eis Compliance with Safety and EMC Standards Environmental Conditions Mounting and Shape seee Related Products sold separately Appendix 2 System Reset cssccssessesssesseessseesseesseeesseseseesseeeaseesseeenseesnenesseess Appendix 3 Parameter Setting Procedure ssscssecsseeeeeseeeesseesseeeeseeeeeeensenens Appendix 4 Parameter List cccsssseesseeeesseeeesseeeesnseeeeeseneeesseensaseeesanseeeeseeeeeas es Appendix 5 Alphanumeric Characters Table for 7 segment LED ssscssecesesseeeeeeeseenes Index TOC 2 IM 77C01E01 01E 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 meter Read t
66. alue of the maximum ON pulse width calculated by the following equation Maximum ON pulse width ms Pulse unit kWh pulse x 3600 x 1000 Secondary rated power W x VT ratio X CT ratio X 1 2 x 2 The pulse unit of reactive power is kvarh pulse and that of apparent power is kVAh pulse IM 77C01E01 01E A 3 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 the measured value falls below the demand alarm point during alarm output the alarm is released Manual release Used to keep the alarm turned on or to release 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
67. arately Clamp on current transformer CTW130 800A 5A CTW100 500A 5A CTW35 300A 1A CTW20 200A 1A CTW15 100A 1A CTW10 100A 1A Separate current transformer CTU100 500A 5A CTU20 200A 1A CTU10 100A 1A A 8 IM 77C01E01 01E Appendix 2 System Reset There are two methods of performing system reset all of which reset the same measured values and actions Turn off the power of the PR300 and then turn it on again Execute remote reset via communication for remote reset refer to the PR300 Power and Energy Meter Communication Interface User s Manual RS 485 and Ethernet Communications 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 Maximum value and instantaneous value of current Optional active energy value The values of active energy regenerative energy reactive energy and apparent energy as well as those 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 and then the Measured Value screen xipueddy gt Startup screen Measured Value screen JA JA ppano m R TARGE F aoe m MNE omi EL A woo 2k wot ALI Le cr
68. ask 1 numeric 0 to 255 255 value an7 co Subnet mask 2 0 to 255 255 la Subnet mask 3 0 to 255 255 Sn Ly Subnet mask 4 0 to 255 0 7 I Integral un i Default gateway 1 numeric 0 to 255 0 value ae Sai le ourc efault gateway 2 0 to 255 0 ous Default gateway 3 0 to 255 0 AIT L Def Ces 1 efault gateway 4 0 to 255 0 m Integral COCE Port number numeric 502 1024 to 65535 502 value ON Enable the settings wia L 4 1 Ethernet setting switch Selection as a o9 mr OFF E ae orn IM 77C01E01 01E 3 9 suoneado Bulyas sa owese eo 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 preng E i ME Pad o UAIT LS 1I 4 gai COE w AILS BOMmHe YOKOGANA Hold down for at least 3 seconds 1 VT Ratio screen JA PRSoOO mw mame v Eye ww 5A Lt Lik rire Lice l ee vA caer YORKDGAINIA Q The parameter VT ratio appears Using or Pulse Output Menu screen JA PRS00 m ME wv Rey A ew mo oF 1 ULE ABM ve YOKOGAINA Measurement P
69. bols are shown in combination depending on the type of measured value lt 6 gt MAX and MIN lamps Red Come on when the maximum or minimum measured value is displayed lt 7 gt Phase Indication lamps Red Come on to tell for which phase the voltage or current value is being measured lt 8 gt DEMAND lamp Red Comes on when the measured value of demand power or demand current is displayed Only supported for a PR300 with the demand measuring function lt 9 gt Demand Alarm lamp Red Comes on if the demand value exceeds the demand alarm point at any point in time other than the demand alarm mask time lt 10 gt Pulse Output lamp Green Comes on when the output is turned on in the pulse output mode and goes out when the output is turned off lt 11 gt Communication lamp Green Blinks while RS 485 or Ethernet communication is in progress lt 12 gt Operation keys SEVENT In the measured value display mode this key is used for example to switch the YH display pattern Also used to set parameters on the Parameter screen In the measured value display mode this key is used for example to move from one digit to another in an energy reading Also used to set parameters on the Parameter screen M In the measured value display mode this key is used for example to show the v maximum minimum value Also used to set parameters on the Parameter screen een In the measured value display mode this key is
70. 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 J demand measurement BBAT se 1 Supplementary Turns on while the maximum value is displayed Turns on during demand YOKOGAWA lt gt measurement Demand current and alarm release 10 kW to less than 100 kW ya unit Secondary rated power X 1 2 x VT ratio X CT ratio Measuring range PSO m bie sv refer to the 6 W to less than 100 W 0 00 to 99 99 W a HW F table on the right a 100 W to less than 1 kW 0 0 to 999 9 W 1 kW to less than 10 kW 0 to 9999 W s 0 00 to 99 99 kW 100 kW to less than 1 MW 0 0 to 999 9 kW 1 MW to less than 10 MW 0 to 9999 kW 10 MW to less than 100 MW 0 00 to 99 99 MW 100 MW to less than 1 GW 0 0 to 999 9 MW 1 GW or greater 0 to 9999 MW Turns on during demand measurement Turns on during demand alarm maximum value is displayed J amp T Supplementary Secondary rated power x 1 2 x CT ratio Measuring range e O oer ue refer to the 0 06 A to less than 10 A 0 000 to 9 999 A table on the right B 7 f f 10 A to less than 100 A 0 00 to 99 99 A JL j an A 10
71. ditional 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 AIZ _ J Demand measurement menu Menu to shift to the parameters of Lovers demand measurement a Active power UAE E 3 A LE i Demand power current Selection Preece te Active power eels tea srr Current hai Integral i dJ LIZZ gt 1 to 60 min 30 II el Demand perlog ae Demand alarm mask time to 60 min S Integral i Pat GH Demand alarm mask time numeric 10S fin 1 a value 1 to demand period min _ Integral 1 to 1000 kW When active power is Pat Hi ra Demand alarm point numeric selected or 1 to 1000 A When current is 100 value selected 5 Oot I ZL Demand alarm release Selection AUTO mate Telan S R LE CA Automatic LI I I function Manual release nA eee 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
72. e Mountin Multiple Mountin 130 min j Le 130 min 5 5 118 H ry F 117 min i 4 606 min min y Y Normal Allowable Deviation Value of JIS B 0401 1999 Tolerant Class IT18 2 IM 77C01E01 01E 1 1 1 1 Installation with the ANSI 4 inch Round Form or JIS 110 square Instrument Size 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 Mounting Method 1 Set the direction of the panel mounting bracket Front of the bracket seca Front of the bracket q 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 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 ANSI panel cutout JIS panel cutout Bezel standard accessory 2 Insert two panel mounting bolts into the front of the panel mounting bracket as sh
73. e changed T To re set the parameter im h I m1 Press any key hee than while all digits of the setpoint i 15 are blinking The PR300 returns to the initial setting screen To return to the Ethernet Communication Menu screen press B IM 77C01E01 01E 3 19 3 10 Setting the Indicator Out Mode and Locking Parameters Parameter Setting Types and Ranges Parameter Symbol Parameter Name Display setting menu Setting T ype Value Menu to shift to the parameters of display setting Setting Range Details Initial Value Factory set H f o E Indicator out mode Selection F ASSESSES FE sa OFF Integral m h y Indicator out mode wait time numeric 1 to 60 min 10 min ae value 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
74. e parameter VT ratio pre Mi appears E Wh rr Lt Ll Lt I Using or show dand JA PRSoO m mE wv ee A ww dnd eM YOKDGAINA lt gt Demand Measurement Menu screen Press once Demand Alarm Mask Time screen i JA PRAR200 M an aE ov al a oe E Ae Id ms wed BCA e YOKDGAWA The parameter demand alarm mask time appears Press once Demand Alarm Point scre C JA eo Mw BE 300V Joc ee ee Bcva e YODGAMA en The parameter demand alarm point appears A 9 Gg ET ENT Press W once Demand Alarm Point Sett ing screen The screen changes to the one for setting the parameter 48 AC Es 2a fem i JA PRSDOO m me w 1 m Z d A L A aLI D change the JA PR 00 m ME wv EY e ww 5A d LEI ae oe u pa Lt Oe Es YOKDGAWA Demand Power Current screen The parameter demand power current appears Press once YODGA setpoint Demand Alarm Point Setting screen i JA PRAR00 m M
75. ed power x 1 2 whichever is larger of the LEAD or LAG value Minimum value It is calculated in the range between 0 and secondary rated power x 1 2 whichever is smaller of the LEAD or LAG value Power factor 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 I1 Minimum resolution 0 001 Maximum value It is calculated in the range between 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 Frequency The frequency of the voltage line input to Voltage 1 is output in units of Hz Minimum resolution 0 1 Hz Demand The average power or the average current in the set demand period is measured refer to 4 7 Demand Measurement IM 77C01E01 01E A 1 Appendix 1 Specifications of PR300 Power Items and Equations V and A are rms values Phase and wire system Apparent Power Reactive Power without using reactive power meter Power Factor Single phase two wire VA VxA Q VA 2 P2 system Single phase three wire VAi VixAi Qi VAi 2 Pi2 P SVA system i 1 3 IVA VA1 VA3 i 1 3 IQ Q1 Q2 withou
76. ess while all digits of the setpoint are This confirms the setpoint Shows the previous parameter menu item or changes the setpoint Returns from the Parameter screen to the Menu screen moves through the digits of a setpoint numeric value to the left or moves the decimal point to the left IM 77C01E01 01E 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 actum YOKOGAMA O JA fa aed m m PAPE Pi UAIT CLL s Io ID EV w VI k SET ENT mins Hold down E for at BOMOS amp least 3 seconds YOKOGAMA VT Ratio screen JA The parameter VT ratio SOO Myw mwe wv appears wE Ilh POG i ET ENT 2 Press W once VT Ratio Setting screen JA eo M sw ae Pal Loe OL are LiLo l ae ur 0 LILILE 0 OME YOKDGAIA The screen changes to the one for setting the parameter and the alterable digit blinks change the setpoint Parameter Setting Types and Ranges VT Ratio Setting screen i JA PAS00 m me oov CUO
77. eted Parameter Setting Types and Ranges L Lk Parameter Symbol Parameter Name CT ratio i Initial Value soot Setting Range Details Factory set i Value Floating point numeric 0 05 to 32000 1 00 value 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 3 3 suoneado Bulyas sa owese el 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 setpoint is changed from the initial value 0 05 to 0 1 Measured Value screen aoe le YORDGAWA JA ao a DE ane 4557 AIl EE l l laly II TTT w SET ENT J 10 J Hold down E for at SOMO least 3 seconds YOKOGAWA O VT Ratio screen JA The parameter VT ratio PRST Mow BE oov appears oe ih rr LOL 2 Press twice B000 YOHDGAWA Setting screen Integrated Low cut Power HAN ZS E e Ba Integrated Low cut Power
78. function 03 Reads data from multiple D registers Capable of reading data from up to 64 registers continuously Code Function Description 06 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 Outline of Modbus TCP protocol The structure of the Modbus TCP protocol is as follows MBAP Header Function code Data PDU gt The Simple Protocol Data Unit PDU is the same as Modbus RTU Modbus protocol via serial communication The Modbus Application Protocol Header MBAP is made of the following seven bytes Byte No 0 1 2 3 4 5 6 Contents 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 via the network RS 485 communication Example eean ERR Higher level device Protocol Modbus RTU IP address 192 168 1 1 Baud rate 9600bps arbitrary Parity None even number Ethernet odd number 10BASE T 100BASE TX Stop bit 1 bit Data length 8 bits
79. he VT and CT ratios Range of Phase and Wire System Options Parameter Parameter Symbol Name Cs wor Phase and 1 I lwire system Setting Type Selection Model and Suffix Codes PR300 30000 60 0 Setting Range Details Single phase 1I I two wire system F Le Single phase ITITI three wire system M sl Three phase I Ts three wire system I I Initial Value Factory set Value Three phase three wire system PR300 40000 60 0 Single phase two wire system Single phase three wire system I ILS Three phase three wire system Three phase Te four wire system l l Three phase four wire system PR300 50000 60 0 Three phase four wire system Cac 2 5 element Three phase four wire system 2 5 element A NOTE If single phase three wire system is selected the voltage range is fixed at 300 V between PO and P1 PO and P2 The voltage range cannot be selected 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 QS114 OOEHd 24 dn jes yu wainsean Bunes s10joq SuONesedoig J 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 CZD Startup screen JA td Om sw Me wv ZL
80. he setpoint i JA PR 00 m WE wv ma 5A ow Akran ai HBA e YORDGAINA Number of Display Patterns screen Pressing once causes all digits of the set to start blinking Pressing once again confirms the setpoint and returns to the Number of Display Patterns screen Number of display patterns setting completed Press once Display Pattern 1 Upper Display screen JA Renn i ya P a Ih Pe Lf cy mt cC YODGA The parameter display pattern 1 upper display appears SET ENT Press once Display Pattern 1 Upper Display Setting screen The screen changes to the one for setting the parameter Using or change the setpoint JA PR800 m mE 300v EAN Ww 5A DL tlie Pe i it remo pa g J Do ones BCA f YOIOGANA Display Pattern 1 Upper Display Setting screen i JA PRS00 m we oov E ww 5A Ce tl Phe Lf A vt J Bo deal ocv YOKOGANA lt gt SET ENT Press twice to confirm the setpoint 1 3 16 IM 77C01E01 01E 3 9 Setting the Measured Value Display Pattern Display Patte
81. his 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 A NOTE Draws attention to information that is essential to understanding the operation and or features of the product TIP Gives additional information to complement the present topic See Also Gives reference locations for further information on the topic EDescription of Displays 1 Some of the 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 WRevision Information 1st Edition February 2006 IM 77C01E01 01E Notices Regarding This User s Manual This manual should be passed on to the end user Keep the manual in a safe place Read this manual carefully to gain a thorough understanding
82. his manual carefully before use in order to use the product correctly and safely 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 User s Manual RS 485 and Ethernet Communications Document number IM 77C01E01 10E MNotes on This 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 Trademark All the brands or names of Yokogawa Electric s products used in t
83. ia Release Function screen SET ENT To re set the parameter ocmw f f press W once Bomme WW Press any key other tnan YOKOGAMA lt gt YODGAMA SET ENT while all digits of the setpoint are blinking Demand Alarm Release The PR300 returns to the initial setting Function Setting screen screen JA The screen changes to the one To return to the Pulse Output wee Mia for setting the parameter d r 54 Menu screen press B I Eu Dr ae To return to the Measured I l 7 Value screen hold down J Anau press ED or QB yeu de got operate any key AaoOune le to change the setpoint the Parameter screen the PR300 automatically returns to the Measured Value screen I La Meo YOKOGAMA lt gt U o o 3 ea n gt Q O me A gt 7 Demand Alarm Release Function Setting screen Demand alarm release function setting completed JA PAS00 m mE oov BEAY WIW SA ofa cE D I I Ik J L AN x K nfinul SET ENT ninu Press E twice to BOOASe confirm the setpoint YOKDGAWA A NOTE If the demand period and demand alarm mask time do not satisfy the following con
84. ication if the PR300 is a terminal device 6 Tag number label 2 7 Startup manual 2 S A quick reference manual for use in initial installation 8 Manuals for the PR300 CD 1 This CD contains all manuals related to the PR300 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 JIS ANSI mounting kit accessory External Dimensions Unit mm 126 5 22 104 5 1 5 2 Dust cover j JA l PE TE PASOO mum SANDE 15 y Y gt dle Oy LP AA H es RA m fp Apo mpm rem SD Ont i sa EPDE i an ee x ip ik SAO Hr EA HBA e a YODGA gt 109 FH 5 Terminal cover 2 M5 weet 1to 10 Acceptable panel thickness for mounting Panel Cutout Dimensions Unit mm approx inch ANSI JIS 42 9 0 4 42 9 0 4 45 0 3 4520 3 i 6880 015 T1 688 0 015 F gi g Se 9101 4 000 42 9 0 4 45 0 3 1 688 0 015 f Y ry ry 42 9 0 4 45 0 3 1 688 0 015 07 9 06 5 t a 00 312 Multipl
85. ingle phase three wire system voltage input current input power Supply ssesesseseess 1 6 Three phase three wire system voltage input current input power supply Three phase four wire system voltage input current input power Supply cee Three phase four wire system 2 5 element voltage input current input power supply 1 7 UIST VVC choo arene E TA tcacecssecs catecen E A 1 8 1 4 Attaching the Dust Cover and Terminal Cover scsscseseseseesseesseneeeesseeenseessenensees 1 9 Chapter 2 Preparations before Starting Measurement Set up the PR300 First 2 1 Component Names and Functions 2 2 Setting the Phase and Wire System Range of Phase and Wire System Options 2 3 Setting the Voltage Range sesseseeseeeenes Range of Voltage Range Options caie tacscans ctu ascii atianie adenine Chapter 3 Parameter Setting Operations 3 1 Basic Parameter Setting Operations ccsccsecsseeseeesseeseeeesseeseeeeeeeeeseeeseeeesenenseeeeenenes Methods of Changing Parameter Setpoints 3 2 Setting the VT and CT RatiOS sive ses cesccscsccescevteceescevchledvccvcssexscetencentdenchcevacievecdvetessebestnieuess Setting the VI Rato szea erate EE E a AAE Setting the CT Ratio aeee 3 3 Setting the Integrated Low cut Power 3 4 Setting RS 485 Communication Conditions 3 5 Setting Ethernet Communication Conditions 3 6 Setting Pulse Output Conditions ssssssnssnssnnsnnnennnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
86. ion 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 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 display resolution is the least significant value of secondary rated power x VT ratio x CT ratio x 0 001 Maximum minimum values They are calculated in the range of rated power x 1 2 to rated power Xx 1 2 Apparent power 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 secondary rated power x VT ratio x CT ratio x 0 001 xipueddy gt Maximum minimum values They are calculated in the range of 0 to secondary rated power Xx 1 2 Reactive power 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 secondary rat
87. ion 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 Once 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 Example operation of the control signal for optional integration via communication The active power during this time period is integrated Start Stop command command i These control Data update signals are invalid Digital input Digital input ON OFF Example operation of the control signal for optional integration by digital input The active power during this time period is integrated Digital input Digital input ON OFF Time 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 opt
88. ional integration is turned off and then turned on The displayed measured value is reset to 0 and integration 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 poya puawnsean pue sway puawainsean Jo Aejdsig 10 uoneado S 4 6 Resetting Measured Values Resetting Maximum and Minimum Values C2 Measured Value screen JA Ten M A ME a i 4935 ae aw a A A Wo 0 ty CTI w II Coe ea YOKOGAIA Simultaneously hold down Dan EA at least 5 seconds Reset Item Selection screen JA ES vA ese YORDGAWA The Reset Item Selection screen appears Display the reset items on the screen refer to the left figure using SET ENT and press once Resetting Energy Value CZD Measured Value screen i JA PR 00 m E ast ye ww Ww A LIIT p A Oe ea IO ty FTI w AI Poles v ese YODGA lt gt SET ENT Hold down and
89. left To the right 8 SET ENT Press twice to confirm the setpoint JA mE oov A Ft BCMA YODGA ON Pulse Width screen L JA Lr diced m Mae ov e Love me Li thea BcA es YOXOGAWA O ON Pulse Width Setting screen Pressing once causes all digits of the setpoint to start blinking Pressing once again confirms the setpoint and returns to the ON Pulse Width screen 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 To return to the Pulse Output Menu screen press R To return to the Measured Value screen hold down SET ENT a 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 Pulse width setting completed 3 10 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 ON pulse width ms Parameter Setting Types and Ranges Pulse unit kWh x 3600 x 10002 Primary rated power x 1 2 x 2 Se
90. m cation jamp calculation cation output alarm value display lamp lamp point coo Normal EEPROM Normal Normal Normal Normal Cue action error operation operationjoperation operation oo Off Request E ou 7 Off ADC error Disabled Disabled Disabled Disabled repair Normal Normal Normal action action operation 7 route Out of range i Sonmmithe blinking On Normal input 2 Normal Normal Normal Normal input operation operation operation operation operation Blinks at i The product is Normal intervals of Communi restored when action 125 cation a normal frame milliseconds error is received 2 The table below presents the details of out of range input Example The input value is 120 or greater of primary rated power current or voltage Error display a Lih and the measured value appear alternately on the display Recommended response The error is cleared by inputting a value smaller than 120 The input value is smaller than 10 of primary rated voltage pe ollt and the measured value appear alternately on the display The error is cleared by inputting a value 10 or larger The input value of power factor is out of the measuring range IIL CATAT Z IL 7 7 Le and AA or 7 one and TTS SAT appear alternately on the display The error is cleared by inputting a value in the measuring range The input value of frequency is out of the measuring range
91. m which you purchased the PR300 IM 77C01E01 01E iii Checking the Package Checking the Accessories 1 JIS ANSI mounting kit Bezel Panel mounting bracket cS Panel mounting bolts 2 Bracket fixing screws 2 M Nuts 2 e Flat washers 2 Spring washers 2 2 DIN mounting brackets for DIN 96 square instrument panel mounting SS 3 Dust cover with 1 fixing screw 4 Terminal cover with 3 fixing screws 5 Shorting bar for RS 485 communication termination Ge 6 Tag number labels LE 7 Startup Manuals Installation Initial Setup Operations Item Name Qty PartNumber Remarks 1 JIS ANSI mounting kit Bezel 1 L4053AD Used to mount the PR300 according to the ANSI 4 inch Panel mounting bracket 1 L4053AE round form size or JIS110 square instrument size Panel mounting bolts 2 B1015BB Bracket fixing screws 2 B1025BS Flat washers 2 Y9500WS Spring washers 2 Y9500SS Nuts 2 Y9501BS 2 DIN mounting brackets 2 L4053BM Used to mount the PR300 according to the DIN 96 square instrument size 3 Dust cover 1 L4053AQ Attached onto the top of the PR300 main unit Fixing screw 1 B1025BS 4 Terminal cover 4 L4053AP Attached to the PR300 terminal section Must always be Fixing screws 3 B1025BS attached to avoid a possible electric shock 5 Shorting bar 1 Used in RS 485 commun
92. nge 0 05 for changes within the operation range of the power source 0 01In and power factor 1 In rated current Effects of input frequency 0 1 for variations of 5 power factor 1 and LAGO 5 Dustproofness and dripproofness IP5X Power source 100 to 240 V AC DC 10 Power consumption AC driving 10 VA maximum DC driving 5 W maximum Compliance with Safety and EMC Standards Safety standards Compliant with IEC EN61010 1 Under application for UL611010 approval Measurement category 600V CAT III Measurement Descriptions Remarks 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 Pollution degree 2 IEC EN61010 Rated measurement input voltage 600 V AC between terminals EMC 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
93. nnnnnnnnnnnnnnnnn nan 3 7 Setting Analog Output Conditions sssssesssnssnssnnnnunnnnnnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nannan 3 8 Setting Demand Measurement Conditions 3 9 Setting the Measured Value Display Pattern ccsccseeseesseeeseeeseeeeseeeseeeseeneneeeenenes 3 10 Setting the Indicator out Mode and Locking Parameters csscsseeeeenseeeeeeees 3 19 Setting the Indicator out Mode Locking and Unlocking Parameters c cece cece eeee cece eceeeeeaeeceeeseeeseaeseeeeseaeeeeeseaeesneeesaeensaes 3 20 IM 77C01E01 01E TOC 1 Contents Chapter 4 Operation for Display of Measurement Items and Measurement Method 4 1 Measurement Items ccccceeeeeeeeeeeeneeeeeeeeeneneeeeeeeeneseeeeeeensneneeaeeeesseeaaeeeeseneeeaeeeaeseeeaeeeeas 4 2 Switching Display Pattern Switching Display Pattern Example Display Patterns and Initial Values ooo eee cece cece eeeeeeeaeeseeeseaeeseeeteeeseaeenaeesaee 4 2 4 3 Displaying Measured Instantaneous and Maximum Minimum Values 2000 4 3 Example Display and Measuring Ranges of Active Power Regenerative Power 00 4 3 Example Display and Measuring Ranges of Reactive POWE 0 eceeeeseeseeeneeeeeeteeeeseeeeaes Example Display and Measuring Ranges of Apparent Power Example Display and Measuring Ranges of Voltage cece ceeeceeeeeeeeeeeeaeeeeeteaeeenaseaee Example Display and Measuring Ranges Of Current
94. o 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 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 aVT and CT is recom mended Check the following before turning on the power Using the product beyond the stated specifica tions 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 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 to prevent electric shock the terminal cover cannot be attached after completing all wiring Refer to Section
95. 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 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 nearest Yokogawa representative or our sales office Regarding Protection Safety and Prohibition Against Unauthorized Modification 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 The following safety symbols are used on the product and or in this manual Symbols Used on the Product and in This Manual CAUTION This symbol on the product indicates that the operator must refer to an explanation in the user s manual in order to avoid the risk of injury or death of personnel or damage to the instrument The manual de
96. ommunication menu Menu to shift to the parameters of RS 1 Mill 485 communication ri Integral 3 700 Station number ees Mitorg9 il PC link without cme ues checksum reEee I Protocol Selection PE PEL Le a a OS eC re er eee meen ee E wit LONN Modbusiascll A ABL checksum Modbus RTU a reL Modbus TCP 1 a ELF 2400 bps g 4g g H SIE Baud rate Selection 9600 bps D Parity Selection NONE 5 b 5 Stop bit Selection 1 H 2 i aL Data length 2 Selection 8 1_ Can only be selected for a PR300 with the Ethernet communication function 2 Select 8 if you have selected Modbus RTU for the protocol option IM 77C01E01 01E suoneado Humas 13493WLILed e 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 Measured Value screen JA prenn m m DE oe A IIIT 1AA A woo n E a ty ITITI w k SET ENT ILI Hold down Baio at SBSOMO Ne least 3 seconds YODGA VT Ratio screen JA The parameter VT ratio PRS29 aw mune wv appears Obe ih rua LILLI 4 Using or ees v4 esc YOKOGAMA lt gt EN show Ethe Ethernet Communication Menu screen JA
97. or 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 E Phase and wire system Measurement item Single phase two wire system Single phase three wire system Three phase three wire system Three phase four wire system Three phase four wire system 2 5 element Current jfidication ud Y vi Current 1 v Y Y Y v Current 2 Vv Current 3 Y Y Voltage 2 Y Voltage 3 Y v Measurable Not measurable 1 Fora three phase four wire systems 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 mgng IM 77C01E01 01E 3 10 Setting the Indicator out Mode and Locking Parameters Setting the Indicator out Mode
98. 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 Parameter 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 s creen JA PR 00 mw EN KALI MINE zan H 1 w k pi D k Vat 1 L D 4 Lie l l EE q a fw h YOKOGAMA gt ast 3 seconds 1 Hold down Do at le VT Ratio screen PRSoO mw Ee ww appears Let i 004 ais Bow al ae The parameter VT ratio Gah hold SET ENT and TS for at least 5 seconds TI JA Dann M i MaE wv T LICE Bw a ram pafamel The measured value display middle display first shows then returns to the Parameter screen All eer are locked now switch eae display to any er setting screen Unlocking Parameters Measured Value screen
99. ower 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 Example operation to start stop demand measurement The demand in this The demand in this g period is measured period is measured This control _ lt aa4_ signal is valid Start Start peman Stop command Time Start Start Stop i _ Start Stop System reset command command command command These control signals are invalid These control signals are invalid IM 77C01E01 01E 4 13 poya puawnsean pue sway puawainsean Jo Aejdsig 10 uoneado S 4 7 Demand Measuring 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 released Manual release The state of the alarm is maintained even if the demand value falls below the demand alarm point It is released via communication or by digital input or the operation key Digital input Number of inputs 1 ON signal 4 5 to 25 VDC 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 du
100. own in the diagram on the left 3 Fix the panel mounting bracket securely to the back of the PR300 I w with two bracket fixing screws as shown in the diagram on the left recommended tightening torque 0 4 Nem 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 Panel mounting bolt 6 Secure the PR300 s panel mounting bolts by tightening Z them with the washers and nuts 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 109 JA I o eee iie Ee e w a egga B D RAMOS E gt gt 70 Do A l Sea NSE RASED Hy OBO j i x OMe Terminal cover sea BCMA es YODGA lt gt PRSOU mem READY O COMH PULSE id 4 4 to 10 Acceptable panel _ Mounting bracket thickness for mounting 2 places Panel Cutout Dimensions Unit mm 7 92 0 88 9208 7 25 11
101. parenENSriys cehe cechsncacs 4 7 Standard Performance a E E A E A 6 i i Switching Display Pattern eeeeeeeeenee 4 2 Measuring Range of LEAD Reactive Energy and LAG Re 4 7 Systemi Re Shera enrera aE E E ai A 9 Measuring Ranges of Active Power Regenerative Pow 4 3 Measuring Ranges of Apparent Power c cee 4 3 Measuring Ranges of Current ceceeceeceeseeeeeeeeeeeeeeeentees 4 4 V Measuring Ranges of Power Factor s src 4 4 Voltage RanQe iisicsssiisicsestiscirrarsistiecteanrelsaciadecnecaainnian 2 4 Measuring Ranges of Reactive Power assesseer 4 3 Measuring Ranges of Voltage eceeceeseeseeeeeeeteeeeeeeneees 4 4 W WINING aariin Aaaa 1 5 IM 77C01E01 01E Index 1
102. re 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 Primari y input power W Input measuring range 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 OFF signal within 1 V DC 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 release 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 vol
103. reen i JA The parameter CT ratio WN PR20200 M aw me ow appears pRS00 My AGE Pu fe ce LL Le m7 wae m7 wie Lene tee Lee teen Site SET ENT Bocus Press 2B once ammess YOIDOGAMA YOXOGAINA CT Ratio Setting screen The screen changes to the one CT Ratio screen T T for setting the parameter JA PRSOO Myy MEM w and the decimal point blinks PRSOO Myw WE mm H i H To move the decimal point L use the following keys a oa To the left mri Lee toe E To the right wt Oh a Li wer Press J once to fix Boma the position of the Bome YOIOGANA decimal point YOROGANA Pressing once causes all digits of the setpoint to start blinking Pressing again confirms the setpoint and returns to the CT Ratio screen To re set the parameter Press any key other than SET NT while all digits of the setpoint are blinking The PR300 returns to the initial setting screen To return to the Measured Value screen hold down SET ENT 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 Setting compl
104. refer to the Secondary rated power x VT ratio x CT ratio Less than 100 kW Measuring range 0 to 99999 kWh 100 kW to less than 1 MW 0 00 to 999 99 MWh 1 MW to less than 10 MW 0 0 to 9999 9 MWh Regenerative 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 valueisa regenerative energy value a PRSE m RANGE 300v READY 3 W I ILI hot Il ae ee li l I BEB YOK 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 PRS READY DGO pw RANGE J Joa T E A e ee YOKOGAWA Fkk table on the right D N reactive aiH he Supplementary T unit ype refer to the Secondary rated power x VT ratio x CT ratio Less than 100 kW Measuring range 0 to 99999 kvarh 100 kW to less than 1 MW 0 00 to 999 99 Mvarh ojoj 1 MW to less than 10 MW 0 0 to 9999 9 Mvarh LEAD reactive energy 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
105. ress once Item for Pulse Output screen A PR 00 m mure Hw WE wv A mcr 1 ath b A aff Jes AO YOIOGANA lt gt The parameter measurement item for pulse output appears 4 Press once Pulse Unit screen JA Peo M ME a P5 Peo me wie LOLS tLe HCB es YODGANA lt gt The parameter pulse unit appears 5 Press once ON Pulse Width screen JA PRS00 m Ewe KA J mE OV w A Daa F a ri L wma lt 0 nt ay IL om YOKOGAMA lt gt The parameter ON pulse width appears Current value SET ENT Press once ON Pulse Width Setting screen JA PR 00 mw mae wv ene EAL EY L 1 Live nner LOLS OLS Ky Men AILS DO AaCugs l YOKDGAWA The screen changes to the one for setting the parameter F an and the alterable digit blinks Using or change the setpoint r4 ON Pulse Width Setting screen YODGAMA gt iy To move to the digit to be changed use the following keys To the
106. ring 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 Demand power kW 10 minutes a 10 minutes 10 minutes J2 Active power kW S00 jg es ees ae umn Active energy kWh Demand alarm point 400 300 pa ae Demand alarm 200 lt masktime 30 32 Time min JA Does not turn on JA OVER turns on Lelio HE BAWGE i soov in the demand pao uw BARGE 00v during the were alarm mask time Lt II w demand alarm i t Ltt m AINIIN w Maximum demand value x IT w AR A A h hll e ANINI w e A UW w EE A E AILI eA To manually release Cea YORDGAAA the alarm YorDaAna gt C When the demand press once or perform the released procedure via communication alarm release function is set to Automatic release the alarm is automatically released when the demand value falls below the alarm Demand alarm output open collector point In conjunction with the demand alarm lamp the demand alarm output keeps sending an alarm until release The alarm can be released by
107. rn 1 Upper Display screen Display Pattern 1 Lower Display screen JA To re set the parameter JA PRS00 m me v i Press any key other than PR300 m we w EN 33W 5A aye ow a Il Iil while all digits of the setpoint pa Lf I a T I Ll are blinking l t L The PR300 returns to the initial setting JI Zl screen UWOLL m ee Display pattern 1 upper display l setting completed Press once SOMA YOKOGAMA lt gt BaoeEu2u 0be YOKDGAMA Display Pattern 1 Middle Display screen To return to the Display Setting Menu screen press The parameter B JA SRSOO m me ow display pattern 1 middle Peele cite F iba i o return to the Measure pas i ri display appears Value screen hold down SET ENT 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 Refer to steps 8 Yana 10 to also set other display patterns DAIN BcA ts YOKDGAMA U D o 3 el prs O 2 O Ss Q O S O a e gt oO Parameter Setting Types and Ranges
108. rt again confirms a Setpoint and returns to the Protocol screen is 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 Setting completed Each press of EA 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 L L a I Parity co pee Stop bit CL a pa 1 Data length L_din To return to the RS 485 Communication Menu screen press g To return to the Measured Value screen hold down SET ENT a 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 3 6 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 UIT RS 485 c
109. scribes how the operator should exercise special care to avoid electric shock electrocution or other dangers that may result in injury or loss of life D Protective Grounding Terminal This symbol indicates that the terminal must be connected to ground prior to operating the equipment 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 conductor 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 Securel
110. seeneneeeees Resetting Maximum and Minimum Values ec eee eee eee eeeee reassess eeeeeeeseaeeeseeeeaeeseneens 4 10 Resetting Energy Value eee eee 4 10 Canceling Resetting Reset Items and Details ccc cecssccseccecesessseecseessseneentesesoneees we 411 4 7 Demand Measurement Optional Measuring Function csscesesseeeeeeeseeeseteeseens 4 12 Example Demand Display and Measuring Ranges cccceseeee esse eeneeceeeeeeeeeeeseeeeseeeeeeees 4 12 Demand Measurement Procedure acs Operation for Demand Measurement ccceeeeceeeeeereeeeeeseeeeeeeeaeeeeeeaeeeesaeeeeesaeseeeeaeseeeeaeeateeas 4 13 DEMANG Alani EEA TE A E O AA A AAEE 4 14 Example Demand Measurement cccscsssccscccsstesstenccrseseeseseessscsessesseesesecsesesoneesceeeeserseoeseseeees 4 14 Chapter 5 Troubleshooting 5 1 Error Display and Recommended Response Error at the Time of Turning on the Power Errors during Operation isossa peee epai eera e enea 5 2 MaintenannCe cceseseeeeeseeeeseeeeenseeeeesseeeesseeeeaseeesaseneeeaeeeseaseeeeaseeeeeaseeeseseeesaseeeesaeneeeeseneases CIS ANING RAE EE E eens i oe esc A este A a he tees iets eta eteeeas Appendix Appendix 1 Specifications Of PR300 cceseseesnenseeeseeeeeeeeseeeeeeesseeeeeeeseeesneeesseeeeeeasneeseeeeneas A 1 Measuring Function Power Items and Equations 0 cece cece ceeeeeeeeeeeeeeeeeseaeeeaeeseaeesseeseaeeseeeseeesseeseeese
111. stem voltage input current input power supply Power source side 1 2 NOTE Do not ground the input circuit nen connecting P Refer to voltage and current directly iring without using a VT or CT 17 Other Wiring K k 1S Ol U 18 e T 12 F 1L Ns iall C eo 13 m Power supply 0 al C n Digs Power supply voltage 4 7 15 6 100 240V AC 10 or U u P1 b d T E 130 300V DC 15 Fuse P2 2 ce 8 9 I Vvrt A 7 Ofo Load side Single phase three wire system voltage input current input power supply Power source side 1 N 2 NOTE Do not ground the input circuit when connecting Refer to voltage and current directly Pare without using a VT or CT Other Wiring 4 0 Ao K k 1S 18 CT 1L 1 nis tG FA E Lt m Power suppl 2i Ole CH ea pee LI 7 14 J N a a Power supply voltage 7 15 Ct 100 240V AC 10 or U u P1 b 130 300V DC 15 PO 6 i PE Fuse v 8 9 rai V y Pe Of i U vT L T Load side Three phase three wire system voltage input current input power supply Power source side 1 2 3 NOTE
112. surement item for analog output setting completed 7 Press once JA aac m N MGE a T vt Ll m LS SOMO YOROGAINA lt gt Lower Limit of Scaling screen The parameter lower limit of scaling appears SET ENT Press once Lower Limit of Scaling Setting screen JA PARSoOO m WAGE wv READY 5A pa i Z m eo mere Ls 00S inital LILI At ees vA ese YOKOGAINA lt gt The screen changes to the one for setting the parameter F a Using or LA change the setpoint Lower Limit of Scaling Setting screen JA PR88800 m BGE moov READY ww More mTLD mT Lh A A pong LILI BCO YODGANA 10 To move to the digit to be changed use the following keys To the left To the right eu Press W twice to confirm the setpoint IM 77C01E01 01E 3 12 3 7 Setting Analog Output Conditions Lower Limit of Scaling screen Upper Limit of Scaling screen i JA hn To re set the parameter JA To return to the Pulse Output PRZOD m im an H Press any key other than PR 00 m we w 7
113. t Item Selection i er ee lam oe om me eae on A screen press EA A wo m7 a it a re Cas Baf Gn w l ma th l and press aS i k E Ees BCMA e BI aes e BB once Aw Reset Item Confirmation screen JA The Reset Item Confirmation DRSOD m p WE w screen appears and the reset ceeu item blinks CEILE PA Fi At L CoA SET ENT YOIDGANA gt Press once Reset Items and Details Reset Item Symbol Reset Item Names Details Zoe N ae The maximum minimum values of active power regenerative mars Maximum minimum power reactive power apparent power voltage power factor I value reset and frequency are reset to the current value The maximum value In l of current is reset to the current value Lies L The values of active energy regenerative energy LEAD reactive i Fig Energy value reset energy LAG reactive energy and apparent energy are reset to now g ror i ing i LALL Cancellation Resetting is not performed IM 77C01E01 01E 4 11 poya puawansean pue sway puawainsean Jo Aejdsiq 104 uoneado S 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
114. t using reactive A at power meter Three phase three wire VAi VixAi Qi VAi 2 Pi2 system i 1 3 IVA 3 2 VA1 VA3 i 1 3 TQ Q1 03 Three phase four wire VAi VixAi Qi VAi 2 Pi2 system i 1 2 3 SVA VA1 VA2 VA3 i 1 2 3 EQ Q1 Q2 Q3 Three phase four wire VAi VixAi Qi VAi 2 Pi2 system 2 5 element 54 3 svA 3 2 VA1 VA3 i 1 3 Svar varl var3 For distorted wave input there may be differences between the 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 240 V voltage range 300 V 480 V voltage range 600 V The setting of the voltage range can be changed Allowable input voltage Within the voltage range Rated input current 1 A current range 1 A fixed 5 A current range 5 A fixed Allowable input current 1 2 times the current range continuous twice the current range 10 seconds 10 times the
115. tage 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 Ee 0 to 600 2 Response speed Within 2 seconds 1 of final value g Set items Selection of measurement item for output and lower and upper limits of scaling 2 2 x Settings of lower upper limits of scaling according to measurement item for output Active power minus rated power W to rated power W Reactive power minus rated power var to rated power var Apparent power 0 to rated power VA Voltage 1 to 3 0 to rated voltage V Current 1 to 3 0 to rated current A Power factor 0 5 to 1 to 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 Set items 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 v
116. ter resetting or after turning on the power 4 Display of minimum value Ua Display of instantaneous value L JA PRSoo m E oov m A o UAIT hi tht P1983 IA ee Display of maximum value Ore w IIIT wea y U ee YOIDGANA A NOTE Turn the PR300 off on by the power supply or perform remote resetting via communication in order to reset the instantaneous maximum and minimum values of measurements Instantaneous value IM 77C01E01 01E poyan puawansean pue sway puawainsean Jo Aejdsig 10 uoneado S 4 4 Phase Switching for Voltage and Current Using an operation key E of the PR300 the user can switch the phase of voltage current and demand current 1 for display 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
117. the setpoint to start IAO ee blinking Pressing rm again confirms the setpoint and ria returns to the IP Address 4 Loos l screen mT H To re set the parameter wy zt Press any key other than ai iN SET ENT CIRMAN while all digits of the setpoint are blinking The PR300 returns to the initial setting screen IP Address 4 screen JA To enable the parameter DROO Mys p setting execute step 8 on the ow next page 1 ari a Li AaOeEn Tc YOKDGAIA IP address setting completed Each press of cycles 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 Subnet mask 2 Cy pa fi gt l Subnet mask 3 Subnet mask 4 Sas3 l Sa t Default gateway 2 Default AA du jJ db i Subnet mask 1 l Sant gt f Default gateway 4 Default gateway 3 db 4 J db 3 j l Ethernet setting switch gee oY sale 9 Port number Pork gt 3 8 IM 77C01E01 01E 3 5 Setting Ethernet Communication Conditions Ethernet setting switch f JA Set the Ethernet setting switch to PR O00O m i N iy ON to enable the new settings wo nw E When the settings have been Cc Co updated
118. 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 IM 77C01E01 01E 4 1 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 Display pattern 1 Display pattern 2 Display pattern n up to 8 JA JA JA pao w WE a gnana W WE aoe m m BE Fi 3 IIT OO w 17745 w 1I A ato A wom 11 iu 0 ty D we I De D IT III w Daa Da pa 1l l hal l LOL tiz l Coe CoE Bce YOKDGAWA lt gt YOKOGAMA lt gt YOKDGAWA 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 Example Display Patterns and Initial Values
119. tically 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 1 8 IM 77C01E01 01E 1 4 Attaching the Dust Cover and Terminal Cover EN A CAUTION 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 4N m Attaching the Dust Cover Attaching the Terminal Cover 1 Insert the two protruding portions on the underside of 1 Complete the wiring to the terminals 2 4 6 8 23 the dust cover into the grooves on the upper side of 24 and 25 then secure the terminal cover in the the PR300 as shown in the diagram below open state shown in the diagram below with the two screws provided Dust cover standard accessory 2 Complete the wiring to other terminals in the open state shown in the diagram below Insert into the V 2 Secure the dust cover with the screw provided as 3 Close the terminal cover and secure it with the shown in the diagram below screw provided as shown in the diagram below
120. ting the CT RaO 3 3 H Setting the Integrated Low cut POWer ececeeeeeeseeeees 3 4 A Setting the Measured Value Display Pattern 3 16 How to Switch between Instantaneous Value Maximum 4 5 i Setting the Phase and Wire System eceeeeeeeseeeeeeeeeees 2 2 Setting the VT Ratio ce ar asaan 3 2 l Setting the Indicator out eee ee eeeeeeeeeeeneteeeeeeeeeeeeeeee 3 19 Integrated Low cut POWE e eee cece eeeeeeneeeeeeeaees 3 4 Specifications Of PR800 00 ee eeeseeeeseeereeeeeeeeeneeeeeeseeaes A 1 Analog Output Specifications a e A 3 J Communication Specifications ccscseceseeeseeseeees A 4 JIS 110 square Instrument Size iseen 1 1 Compliange With Safety and EMG Standards siis AT Demand Alarm Output Specifications 0 0 0 0 cee A 4 Digital Input Specifications 2 0 cee eee eeeeeeeteeeeeeeeees A 3 L Environmental Conditions ecceceeeeeseeeeeeeeeeeeeeeneees A 8 Locking and Unlocking Parameters ceeeeeeeeeeees 3 20 Input Specifications seiigis eiii A 2 Measuring Function 0 cccecceeeeseeeeeeneeseeeeneeeeeeeeee A 1 M Mounting and Shape ccceceeseeeeeseseeeeeeeeeeeeeeneeeeeeatees A 8 Measurement It Mms cccscsesecesecesesesesceeeeeseeeseeeseseaeeeeees 4 1 UID CUIPUL SpOCINGANONS kia eiiiai Ag Measuring Range of Active Energy and Regenerative 4 7 Related Proquets i ccissciccccessesescctsctisanersstescaensascrvencsetesea A 8 Measuring Range of Ap
121. tonne paramelgrg gi lt Ea pulse output P P r Active ener 6 1 j 4 L i Measurement item for pulse Selection t z E dbrrmtsrrmt rrr m errn m memm m nemme Temen Active energy SE output Regenerative energy gt ke S Apparent energy HAR 2 o Fixed point x lt 6 2 PLS Pulse unit numeric 0 1 to 5000 0 k 1 0 a value Integral 6 3 H aia Ta ON pulse width numeric 10 to 1270 ms 50 value Analog output menu moro Menu to shift to the parameters of 7 OT Displayed only for a PR300 with analog output analog output E E E Active power WE 7 1 H 2 h Measurement item for analog Selection p AE Active power eer output Frequency Freq mao p Fixed point 7 2 H l a Lower limit of scaling numeric 0 0 to 50 0 50 noz value Fixed point 7 3 H H Upper limit of scaling numeric 50 0 to 100 0 400 value Demand measurement menu 8 JII Displayed only for a PR300 with Menu to shift to the parameters of D a demand measuting f hction demand measurement E Active power UAE 8 1 Pat am E h Demand power current Selection po NET I E eee ee Active power ee oes ce oe Current H Integral F 7 LI A 1 to 60 min 8 2 fbi a Demand period numeric Demand alarm mask time to 60 min 30 value IM 77C01E01 01E A 13 Appendix 4 Parameter List Integral E J ZCL a 1 to 59 min
122. tting Initial Value Parameter Symbol Parameter Name Type Setting Range Details Factory set ee V a e mno CE Menu to shift to the parameters of rie oe Pulse output menu pulse output pa aa ag Selection Active energy ar LL Regenerative energy Hh Measurementitom for ALa a ae Ses eas era A pulse output LEAD reactive energy Hrir r Active energy Apparent energy HA m e Fixed point Hi 4 Pulse unit numeric 0 1 to 5000 0 k 1 0 iia value m Integral n ON pulse width numeric 10 to 1270 ms 50 A value IM 77C01E01 01E 3 11 suoneado Humas 13949WLILed el 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 respe CZD Measured Value screen JA PRS00D m BAME a E e A ow Lit ac aT eT q i V TITI TI fw l BECO ctive initial values YOKDGAWA VT Ratio screen PRSOoOO m aye KA ees v4 ese YOIOGANA Hold down for at least 3 seconds The parameter VT ratio appears Using or show Analog Output Menu screen JA PR 00 mw ME ov ee EY ww we N Vee tk Coa
123. ur wire system set the voltage between PO and P1 PO and P2 PO and P3 IM 77C01E01 01E 2 5 QS114 OOEHd 24 dn jes yu wainsean Bunes a10joq SuONesedoig J Blank Page Chapter3 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 U o o 3 ea n gt Q O me A gt 7 JA JA JA m x PR200 m mae wo PR 00 mw mae wo PR 300 m mae mov b To re set the parameter EADY io SW 5A
124. y 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 HForce Majeure Yokogawa does not make any warranties regarding the product except those mentioned in the WARRANTY that is provided separately 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 Be sure to use the spare parts approved by Yokogawa when replacing parts or consumables e Modification of the product is strictly prohibited Reverse engineering such as the disassembly or decompilation of the product is strictly prohibited 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

User's Manual Model PR300 Power and Energy Meter - Electro

Contents

Download Pdf Manuals

Related Search

Related Contents