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POWER INSTRUMENTS

fig 2.31 Circle Mode

3. Star

The connection for RS485 net is in Wye mode. An anti-signal reflecting

resistor may be needed in each line.

fig 2.31 Star Mode

Fig 2.33 Circle mode

Master

232 /485

Converter

Acuvim-X

Fig 2.34 Star mode

Master

232/485

Converter

Acuvim-X

Summary of Contents for XPQ

Page 1: ...POWER INSTRUMENTS DPMS XPQ Multi Function Power Meter User Manual 1087 332...

Page 2: ......

Page 3: ...consent of AMETEK The information contained in this document is believed to be accurate at the time of publication however AMETEK assumes no responsibility for any errors which may appear here and res...

Page 4: ...process Danger symbol Failure to observe the information may result in injury or death Alert symbol Alert to potential danger Observe the information after the symbol to avoid possible injury or death...

Page 5: ...Key 37 Metering Data Reading 39 Statistics Display 43 Meter Parameter Setting 44 Energy Parameter Setting 51 Voltage Eligibility Parameter Setting 53 Chapter 4 Function and Software 56 Basic Analog M...

Page 6: ...ee card 1 Please read this manual carefully before operating or setting the meter to avoid unnecessary results You can read only part of this manual depending on how you use the meter Chapter 1 helps...

Page 7: ...Chapter 1 Introduction Purpose Application Area Functions DPMS XPQ Series 5...

Page 8: ...hted back light makes it easy to check the measuring data Simple HMI interface makes it easy to master The multi row display lets you observe various data without touching any keys Ideal Choice for El...

Page 9: ...d system Energy Reactive Energy Apparent Energy Programmable energy freezing Period Energy Reactive Energy Apparent Energy Four time zone schedules Statistics and Records Energy and Demand Max Min val...

Page 10: ...adrant energy measuring time of use TOU auto freezing waveform and over range waveform capture programmable over range alarming schedule of events trending records etc Accuracy of Voltage and Current...

Page 11: ...ndustrial standards It can run stably under high power disturbance conditions as it has passed IEC and CE Comparison To meet different demands of customers the DPMS XPQ series consists of four types D...

Page 12: ...Previous month TOU Accumulative TOU Frozen Real time Current month TOU Accumulative TOU MAX MIN Current Previous Voltage eligibility Daily Monthly Yearly Frozen Accumulative SOE log Alarm log Wavefor...

Page 13: ...Chapter 2 Installation Appearance and Dimensions Installation Method Wiring 11...

Page 14: ...ustible engineered plastic 2 Front Casing After the installation this part is before the panel The color of the front casing is optional 3 LCD Display Large bright blue backlight LCD Display 4 Key Fou...

Page 15: ...l Before installation please check the environment temperature and humidity to ensure the DPMS XPQ meter is being placed where optimum performance will occur Temperature Operation 25 70 deg Storage 40...

Page 16: ...t Indoor Use Installation Steps Normally meters are installed on the panel of switch gear 1 First cut a square hole on the panel of the switch gear The cutting size is in fig 2 3 Unit mm Fig 2 3 Panel...

Page 17: ...e the clips to affix the meter on the panel Space required for Installation The space around the meter should be large enough so that the meter removal terminal strip wiring and wire arrangement could...

Page 18: ...three terminal strips on the back Voltage Current input Auxiliary and Extend Only the DPMS XPQ with the PRIO option has the Extend Terminal Strip The 1 2 and 3 are used to represent each phase of a t...

Page 19: ...ulator or a UPS should be used when the power supply undulates too much The terminals for the auxiliary power supply are 20 22 and 24 L N G A switch or circuit breaker should be included in the buildi...

Page 20: ...e A filter should be used if there is an EMI problem Voltage Input Meter input voltage should be 40 230Vac L N 60 400Vac L L The voltage input could be directly connected to the meter terminal without...

Page 21: ...will influence the measuring accuracy The wire between the CT and meter should be as short as possible The length of the wire may increase the error of the measurement CTs must be required for rated...

Page 22: ...ny voltage mode could be grouped with one of the current modes Voltage Input Wiring 3 Phase 4 Line Wye mode 3LN The 3 Phase 4 Line Wye mode is commonly used in low voltage electric distribution power...

Page 23: ...3 Line direct connection mode 3LN In a 3 Phase 3 Line system power line A B and C are connected to V1 V2 and V3 directly Vn is floated The voltage input mode of the DPMS XPQ should be set to 3LN Fig...

Page 24: ...f V2 is calculated according to V1 and V3 The voltage input mode of the DPMS XPQ should be set to 2LN for 2PT voltage input wiring mode Fig 2 12 2LN with 2PTs 3 Phase 3 Line open Delta Mode 2LL Open d...

Page 25: ...3CT All current input of a three phase system can be viewed as 3CT whether there are 2 CTs or 3 CTs on the input side The current input mode of the DPMS XPQ should be set to 3CT for this current input...

Page 26: ...als The I2 value is calculated from formula i1 i2 i3 0 The current input mode of the DPMS XPQ should be set to 2CT for this current input wiring mode Fig 2 16 2CT 1CT If it is a three phase balanced s...

Page 27: ...e voltage and current wiring method are put together in one drawing The DPMS XPQ meter will display normally only if the setting of the meter is associated with the wiring of the voltage and current i...

Page 28: ...26 DPMS XPQ User Manual 2 3LN 3CT with 2 CTs Fig 2 19 3LN 3CT with 2 CTs 3 2LN 2CT Fig 2 20 2LN 2CT...

Page 29: ...27 POWER INSTRUMENTS 4 2LN 1CT Fig 2 21 2LN 1CT 5 2LL 3CT Fig 2 22 2LN 3CT Acuvim X Fig 2 21 2LN 1CT...

Page 30: ...28 DPMS XPQ User Manual 6 2LL 2CT Fig 2 23 2LL 2CT 7 2LL 1CT Fig 2 24 2LL 1CT...

Page 31: ...29 POWER INSTRUMENTS 8 Single Phase 2 Line Wiring mode setting 3LN 3CT Fig 2 25 Single Phase 2 Lines 9 Single Phase 3 Line Wiring mode setting 3LN 3CT Fig 2 26 Single Phase 3 Line...

Page 32: ...uxiliary power supply for the digital input is 12 24Vdc If the connection wire is too long a relative higher voltage should be adopted The current in the loop line should be 10mA 15mA and the Max curr...

Page 33: ...33 34 These two relay outputs are used for remote control electric switches in the power system The relay type is mechanical Form A contact with 3A 250Vac or 3A 30Vdc A mediate relay is recommended i...

Page 34: ...be between AWG22 0 5mm2 AWG16 1 3mm2 Digital Output DO There are two digital outputs as an option The terminals of the digital output are DO1 DO1 35 36 and DO2 DO2 37 38 These two digital outputs can...

Page 35: ...ut with beeper is in fig 2 31 fig 2 31 Do Alarming Circult The wire for digital output should be between AWG22 0 5mm2 AWG16 1 3mm2 Communication The communication port and protocol of the DPMS XPQ are...

Page 36: ...of RS485 net can be line circle and star 1 Line The connection from master to meter is one by one in the RS485 net as in fig 2 32 fig 2 31 Line Mode In fig 2 32 the Rt is an anti signal reflecting res...

Page 37: ...ode An anti signal reflecting resistor may be needed in each line fig 2 31 Star Mode Fig 2 33 Circle mode Master PC 232 485 Converter Acuvim X Acuvim X Acuvim X Acuvim X Acuvim X Acuvim X Fig 2 34 Sta...

Page 38: ...AWG22 0 6mm2 or larger is very important The shield of each segment of the RS485 cable must be connected to the ground at one end only Keep communication cables as far away as possible from sources of...

Page 39: ...hapter 3 Meter Operation and Parameter Setting Display Panel and Keys Metering Data Reading Statistics Display Meter Parameter Setting Energy Parameter Setting Voltage Eligibility Parameter Setting 37...

Page 40: ...do the parameter setting This chapter is based on the DPMS XPQ G but other patterns can be operated the same way Display Panel and Key There is one display panel and four keys in the front of meter A...

Page 41: ...data in the fourth line 5 Three phase unbalance label With letter U Voltage unbalance factor With letter I Current unbalance factor 6 Load characteristic Capacitor label capacitive load Inductor indu...

Page 42: ...y V A simultaneously Press V A to read voltage and current in the metering area The screen will roll to the next display as you press V A each time It will go back to the first screen if you press V A...

Page 43: ...ou press P at the last screen Table on the left shows you how it scrolls Note When the meter is set to 2LL the first to the fourth screens will not be displayed Three phase apparent power Three phase...

Page 44: ...to line voltage otherwise they are based on the phase voltage Press E to display energy and the real time clock The screen will scroll to the next display as you press E each time It will go back to...

Page 45: ...rgy E E E Date Format mm dd yyyy Absorption reactive energy of valley time Absorption reactive energy of peak time Meter running time Time Format hh mm ss E E E E Consumption energy of normal time Con...

Page 46: ...display as you press V A each time It will go back to the first screen if you press V A at the last screen It will exit whenever you press P and V A Keys simultaneously The following shows you how it...

Page 47: ...to the next setting item page Press H and V A page keys simultaneously to exit in any setting item page An access code is needed to access the parameter setting mode Only the person who knows the acc...

Page 48: ...here is no PT on the voltage input side of meter the PT1 and PT2 should be the same and equal to the input rated voltage 07 CT1 value is an integer from 5 50000 for a 5 Amp rated current meter and 1 5...

Page 49: ...f to on for a period of time Ton and than goes off Ton can be set from 50 300ms 0 latching 1 momentary 14 When the relay mode is set to momentary the closing time Ton is an integer from 50 3000ms 15 T...

Page 50: ...be divided exactly by the demand subinterval 23 To clear demand memory means set 0 to all the registers used in the demand calculation 24 To clear the peak demand means just set 0 to the peak demand r...

Page 51: ...ng If some bits of the register are 1 it means their corresponding records take effect While 0 means they don t work On the panel it is set as decimal but in the register it is binary so it needs conv...

Page 52: ...ls DI2 bit4 bit5 controls DI3 and bit7 bit6 controls DI4 00 stands for no capturing 01 capture from off to on 10 from on to off and 11 for any changes Note You should convert the hex number to a binar...

Page 53: ...hanged on this page It is important to remember the new access code 40 Manual triggering waveform capture 41 Intervals of trending record 42 system date setting 38 Logical and between alarm rules 39 D...

Page 54: ...nth assign means balance at an assigned time every month TOU balance means to end the accumulation of the energy in the current balance month and begin to accumulate the energy in a new balance month...

Page 55: ...Finish this screen when you select the at once mode 11 Execute this order every year at this date MM DD 12 Execute this order every year at this time hh mm ss 13 0 stands for fundamental based measuri...

Page 56: ...t this mode Whether the voltage is eligible or not is according to whether the measured voltage is within the limitations set by the user The limitations of the three phase voltages can be set respect...

Page 57: ...the 8th screen to the 9th to set the time At once means clear at once after you finish the 8th screen After the clearance all time values will be 0 and voltage eligibility will be 100 08 Finish this p...

Page 58: ...ou need to finish the 12th screen in order to execute the order 12 if you select the At once mode at the Voltage Eligibility freezing mode setting you can go into this page to execute the order at onc...

Page 59: ...Chapter 4 Function and Software Functionality and Utility Software 57...

Page 60: ...e the software to go with it We ll introduce functions with the help of the software interface in this chapter The version of the software you buy may be advanced and it may differ somewhere please re...

Page 61: ...tion value For more detail please refer to chapter 5 Note 2 Settings related to measurements are in system settings Harmonics It can measure and analyze THD Harmonics 2nd to 31st even HD odd HD Crest...

Page 62: ...ther voltage and current parameters It ranges from 0 360 degrees This function is to help you find out the relationship between all input signals avoiding incorrect wiring When it is set to 2LL it giv...

Page 63: ...be set as Negative which means reversing 180 degrees and Positive which means normal Sequence component and unbalance analysis The DPMS XPQ will do some sequential analysis for the input signal it mak...

Page 64: ...nts power reactive power apparent power power factor frequency demand unbalance factor THD as well as the time they occur The statistic period can be set as month or day All the data will be stored in...

Page 65: ...es A B and C generation power demand of phases A B and C absorption reactive power demand of phases A B and C generation reactive power demand of phases A B and C consumption power demand of three pha...

Page 66: ...ate of the calculation occurs Peak demand and demand memory can be cleared To clear is to reset all the registers to 0 like the initial state of the meter demand calculation only Demand calculating mo...

Page 67: ...1040H as the trigger the values are 0 4 corresponding to none and D1 D4 3 Select the trigger mode of DI address is 1041H the values are 1 3 corresponding to from OFF to ON from ON to OFF triggering at...

Page 68: ...66 DPMS XPQ User Manual Here is an example Fig 4 7 Demand Here is to set demand...

Page 69: ...Energy Various kinds of energy will be accumulated The settings are explained in other chapters so please refer to chapter 3 and chapter 5 carefully Real time energy the accumulation of energy for the...

Page 70: ...ime Energy TOU You can point some different time block to go with different rates sharp peak valley and normal The meter will calculate the fee according to its inner clock and the settings So it char...

Page 71: ...ode from a fundamental base or all wave base by pressing a key or via communication Fundamental based calculating is to accumulate energy ignoring harmonics while all wave based calculating is to accu...

Page 72: ...urrent TOU and real time energy at some time point without affecting the existing data You can use the freeze data for the statistic applications with all the values recorded at the same time enhance...

Page 73: ...ach schedule has 8 time intervals Each interval can charge one of the four rates sharp peak valley and normal Time format for each schedule is enable start time mm dd hh mm ss end time mm dd hh mm ss...

Page 74: ...6th 02 02 02 to January 1st 03 03 03 3 Start time of the next schedule must be the end time of the last schedule 4 Schedules in use must be at least 1 and at most 4 5 The record in use must be at lea...

Page 75: ...rgy Pulse constant and pulse width can be set to meet your requirements Pulse constant is the kWh a pulse stands for pulse width is the pulse duration When the accumulated energy reaches the pulse con...

Page 76: ...selected according to system power The relation of the two parameters should be satisfied by the following expression In the expression the Pmax is the maximum power or reactive power The unit is kW o...

Page 77: ...ttings are to write their corresponding registers via communication 1 Alarming setting Table 4 1 indicates a group of settings there are 16 groups in all with the same format Parameter is the main bod...

Page 78: ...2H First group setting value Related with parameters 14F3H First group delay time 0 6000 10ms 14F4H First group waveform capture 1 capture 0 not capture Table 4 1 first group of alarming settings Seri...

Page 79: ...used as remote controlling output and alarming output But one can t work in two modes at the same time 1 means the relay works in alarming mode and 0 for remote controlling mode This setting is valid...

Page 80: ...is off the two alarms work independently The 8 groups are arranged as follows according to their serial number the 1st 2nd make the 1st group as group A the 3rd 4th make the 2nd group as group B The...

Page 81: ...500 Alarming but no waveform triggering waveform capture 14dcH 0 The second record According to the table the serial number of U1 is 1 14ddH 1 Conditions in equation 1 determine the low limit So comp...

Page 82: ...y record in cycle The latest event will cover the oldest one It begins from the 1st record when the power is turned on When over range parameters resume to normal the time and value will be recorded a...

Page 83: ...es logical and Bit1 1 yes Bit1 0 no Bit0 indicates alarming is to setup or to recover Bit0 1 setup Bit0 0 recover Undefined bits are 0 Serial number indicates which parameter is recorded Value indicat...

Page 84: ...triggering by setting DI triggering waveform capture mode in system parameters Its register forms a 16 bit unsigned integer Bit1 bit0 DI1 Bit3 bit2 DI2 Bit5 bit4 DI3 Bit7 bit6 DI4 00 stands for none...

Page 85: ...t bit0 of system status to be 1 At the same time corresponding flags will be set to 1 to indicate new data The meter sets flag of SOE but does not clear it It should be cleared after controller has re...

Page 86: ...o off and 11 indicates a trigger by DI for any changes w9 alarming trigger bit0 bit15 are corresponding to the 1st 16th of the 16 alarming groups 1 alarming trigger capture 0 alarming does not trigger...

Page 87: ...xed interval So the controller can draw trending charts easily The time interval can be 1 60 minutes with the default of 60 It can take 336 records in all and recurs after it is full It takes the occu...

Page 88: ...ord pointer with input data from the controller when the two are equal bit4 of system status will be cleared ensuring all data has been read by the controller Bit4 of system status will be set to 1 wh...

Page 89: ...o input voltages For example if the PT used is a 10000 100 PT the high limit of voltage is set as 10300V then the setting value is 10300 10000 100 103V Then according to the relationship between the c...

Page 90: ...88 DPMS XPQ User Manual Fig 4 20 Voltage Eligibility Ratio...

Page 91: ...Chapter 5 Communication Introducing Modbus Protocol Format of Communication Data Address Table Application Details 89...

Page 92: ...he Modbus RTU protocol is used for communication in the DPMS XPQ The data format and error check methods are defined in the Modbus protocol The half duplex query and respond mode is adopted in the Mod...

Page 93: ...er to a slave device the function code field tells the slave what kind of action to perform Code Meaning Action 01 Read Relay Output Status Obtain current status of Relay Output 02 Read Digital Input...

Page 94: ...t action to be taken The data field can be nonexistent of zero length in certain kinds of messages Error Check Field Messages include an error checking field that is based on a Cyclical Redundancy Che...

Page 95: ...e ORed with the register current value and the process repeats for eight more shifts as described above The final contents of the register after all the bytes of the message have been applied is the C...

Page 96: ...H 01H 00H 00H 00H 02H BFH 5BH Table 5 4 Read the status of Relay1 and Relay2 Query Message Response The DPMS XPQ response includes the meter s address function code quantity of data byte the data and...

Page 97: ...H 59H Table 5 6 Read 4 DIs Query Message Response The meter response includes its address function code quantity of data characters the data characters and error checking An example response to read t...

Page 98: ...function code quantity of data byte data and error checking An example response to read F V1 and V2 F 1388H 50 00Hz V1 03E7H 99 9V V2 03E9H 100 1V is shown in Table 4 9 Addr Fun Byte count Data1 hi Da...

Page 99: ...00H 8EH AAH Table5 11 Control Relay Response Message 5 Preset Reset Multi Register Function Code 16 Query Function 16 allows the user to modify the contents of a Multi Register Any Register that exis...

Page 100: ...6 bit unsigned integer using one data address and 2 bytes of memory it varies from 0 65535 int refers to 16 bit integer using one data address and 2 bytes of memory it varies from 32768 32767 dword re...

Page 101: ...ve power demand Q Rx X PT1 PT2 X CT1 5 var F10 Apparent power demand S Rx X PT1 PT2 X CT1 5 VA F11 Power factor PF Rx 1000 No unit F12 Frequency F Rx 100 Hz F13 Unbalance factor Unbl Rx 1000 X100 No u...

Page 102: ...600 38400 1003H Voltage Input Wiring Type 0 0 3LN 1 2LN 2 2LL 1004H Current Input Wiring Type 0 0 3CT 1 1CT 2 2CT 1005H PT1 High 16 bit 0 500 5000000 1006H PT1 Low 16 bit 380 1007H PT2 380 500 4000 1...

Page 103: ...101AH Current I1 direction 0 0 Positive 1 Negative 101BH Current I2 direction 0 0 Positive 1 Negative 101CH Current I3 direction 0 0 Positive 1 Negative 101DH Alarming enable 0 Only 1 works 101EH Use...

Page 104: ...59 1030H Energy freezing mode 0 1 assigned time 0 at once 1031H Freezing at once 1 Only 1 works 1032H Freezing time hour 0 0 23 1033H Freezing time minute 0 0 59 1034H Freezing time second 0 0 59 103...

Page 105: ...rage of the events Flags should be clear after being read by the controller otherwise new data will not store properly Function code 03H for Reading 10H for writing data type word Address Parameter Ra...

Page 106: ...can only read them but not change them address parameter range Format code 1078H Pointer of SOE 0 19 F1 1079H Pointer of waveform 0 4 F1 107AH Pointer of alarming 0 15 F1 107BH Pointer of trending 0...

Page 107: ...rs are here There are lots of registers including calendar setting real time energy energy freezing current month TOU and last month TOU registers Their relationship is shown below Statistics 1 real t...

Page 108: ...al 10A9H 10A8H The fourth interval Same as the first interval 10B1H 10B0H The fifth interval Same as the first interval 10B9H 10B8H The sixth interval Same as the first interval 10C1H 10C0H The sevent...

Page 109: ...mulating TOU table 11CAH high 16 bits 11CBH low 16 bits Phase A consumption energy sharp 0 999999999 11CCH 125BH In series they are Phase A consumption energy sharp phase A generation energy sharp pha...

Page 110: ...se consumption energy peak Three phase generation energy peak Three phase inductive energy peak Three phase Apparent energy peak Three phase consumption energy valley Three phase generation energy val...

Page 111: ...because they are controlled by different clearances The former is cleared at the TOU clearance time while the latter is cleared at the real time clearance time Furthermore if the TOU function is disab...

Page 112: ...s of records with the same format Function code 03H for Reading 10H for writing Please refer to chapter 4 for more details Address Parameter Range Format code 15E0H First group DI status 0 16 F1 15E1H...

Page 113: ...768 32767 Int 190AH 19A9H First group 10 cycles of UC 32768 32767 Int 19AAH 1A49H First group 10 cycles of IC 32768 32767 Int 1A4AH 2971H 2ed to 5th group Same as the first group Trending Records Ther...

Page 114: ...ce 1 assign F1 32B7H Freezing at once 0 no 1 yes F1 32B8H 32BDH Freezing time yyyy mm dd hh mm ss Time F3 Voltage Eligibility consists of running time channel eligibility and eligible time In order to...

Page 115: ...n same as day 0 1000000000 F23 Freezing Zone Real time data will cover the freezing zone after voltage eligibility is frozen while real time measurement keeps going on The address range is 316H 335dH...

Page 116: ...f statistics clearing time and freezing time Data type is word Address Parameter Range Format code 3394H 3399H Refresh time of day statistic yyyy mm dd hh mm ss Time F3 339aH 339fH Refresh time of mon...

Page 117: ...ine current I1 I Rx X CT1 5 A 4014H 4015H Phase line current I2 I Rx X CT1 5 A 4016H 4017H Phase line current I3 I Rx X CT1 5 A 4018H 4019H Average current Iavg I Rx X CT1 5 A 401aH 401bH Middle line...

Page 118: ...ctor PFc PF Rx 1000 None 403aH 403bH System power factor PFsum PF Rx 1000 None 403cH 403dH Voltage unbalance factor U_unbl Unbl Rx X 100 None 403eH 403fH Current unbalance factor I_unbl Unbl Rx X 100...

Page 119: ...V12 0 10000 F21 406cH 408dH Parameters of V2 V23 0 10000 408eH 40afH Parameters of V3 V31 0 10000 Current Harmonics evenHD oddHD Crest Factor TIF K factor are shown as below 40b0H 40cdH Harmonics of...

Page 120: ...A phase F9 4151H 4159H negative power demand of phase C like positive power demand of A phase F9 415Ah 4162H Inductive power demand of phase A like positive power demand of A phase F10 4163H 416bH In...

Page 121: ...se F8 41c6H 41ceH I2 demand like positive power demand of A phase F8 41cfH 41d7H I3 demand like positive power demand of A phase F8 41d8H 41e0H average current demand like positive power demand of A p...

Page 122: ...mm ss time F3 4209H MAX of V31 0 65535 F7 420aH 420fH Occur time yyyy mm dd hh mm ss time F3 4210H MAX of I1 0 65535 F8 4211H 4216H Occur time yyyy mm dd hh mm ss time F3 4217H MAX of I2 0 65535 F8 42...

Page 123: ...26bH MAX of V1 V12 THD 0 65535 F15 426cH 4271H Occur time yyyy mm dd hh mm ss time F3 4272H MAX of V2 V23 THD 0 65535 F15 4273H 4278H Occur time yyyy mm dd hh mm ss time F3 4279H MAX of V3 V31 THD 0 6...

Page 124: ...of UA 32768 32767 F7 44aeH positive sequence real part of IA 32768 32767 F8 44afH positive sequence complex part of IA 32768 32767 F8 44b0H negative sequence real part of IA 32768 32767 F8 44b1H negat...

Page 125: ...bcH phase angle of I3 to V12 0 3600 F22 DI Status Current DI Status Function code 02H for Reading Address Parameter Range Data type 0000H DI1 1 ON 0 OFF bit 0001H DI2 1 ON 0 OFF bit 0002H DI3 1 ON 0 O...

Page 126: ...124 DPMS XPQ User Manual...

Page 127: ...125 Appendix Appendix A Technical Data and Specifications Appendix B Ordering Information...

Page 128: ...cy range 45 65Hz Overload 2 times for continue 2500Vac for 1 Sec None recurrence Voltage range through PT 500KV highest at primary side PT burden 0 2VA Measuring True RMS Current Input Current rating...

Page 129: ...0 5 Drift with Temperature Less than 100ppm Stability 0 5 year Note 1 Accuracy of directly measured voltage 0 2 Accuracy of indirectly measured Calculated voltage 0 5 2 Accuracy of directly measured c...

Page 130: ...Vdc Close voltage 10Vdc Max input current 20mA DI Aux Power 15Vdc 60mA Resolving power of SOE 1ms Digital Output DO Output Form Photo MOS NO Optical Isolation 2500Vac rms Max Positive Voltage 100Vdc M...

Page 131: ...l IP52 Front IP20 Cover Weight g 350 Temperature 25 70 Metering 10 70 Display 40 85 Storage Humidity 0 95 Non condensing Power Supply 100 240Vac 10 50 60Hz 100 300Vdc 10 Power Consumption 3W Communica...

Page 132: ...E Base unit with PQ trending package min max 4 digital inputs 2 solid state digital outputs 2 relay outputs RS 485 Comm port w Modbus F Base unit with PQ trending package min max waveform capture 4 di...

Page 133: ......

Page 134: ...AMETEK Power Instruments 255 North Union Street Rochester NY 14605 U S A 585 263 7700 Tel 585 454 7805 Fax power sales ametek com www ametekpower com POWER INSTRUMENTS Experience the Power...

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