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Operation and Display

4.3 Key Definition

SICAM P27, 3-phase Harmonic Power Meter, User Manual

E50417-H8940-C560-

, Release Date 

25

Example 9:

This screen shows current power factor items.

At cyclic display mode, press "

▲

" or "

▼

" to enter key display 

mode. When area A is selected, press "

▲

" or "

▼

" to enter 

power factor items.

In the figure, L1=1.000, L2=0.999, L3=1.000 and overall 
power factor=1.000.

Example 10:

This screen shows phase angle items.

At cyclic display mode, press "

▲

" or "

▼

" to enter key display 

mode. When area A is selected, press "

▲

" or "

▼

" to enter 

phase angle items.

In the figure, L1=30.0°, L2=30.2°, L3=31.0°. 

Example 11:

This screen shows PT and CT ratio display items.

At cyclic display mode, press "

▲

" or "

▼

" to enter key display 

mode. When area A is selected, press "

▲

" or "

▼

" to enter PT 

and CT ratio display items.

In the figure, PT ratio=20.0, CT ratio=5.0. 

(Note: decimals part of ratio are not displayed.)

Example 12:

This screen shows voltage distortion rate items.

At cyclic display mode, press "

▲

" or "

▼

" to enter key display 

mode. When area A is selected, press "

▲

" or "

▼

" to enter 

voltage distortion rate items.

In the figure, L1=0.72%, L2=0.90%, L3=1.05% and mean 
voltage distortion rate=0.89%. 

Example 13:

This screen shows fundamental voltage items.

At cyclic display mode, press "

▲

" or "

▼

" to enter key display 

mode. When area A is selected, press "

▲

" or "

▼

" to enter fun-

damental voltage items.

In the figure, L1=10.20 V, L2=11.03 V, L3=9.88 V and mean 
fundamental voltage=10.37 V. 

Summary of Contents for E50417-H8940-C560-4

Page 1: ...3 phase Harmonic Power Meter V1 0 Manual E50417 H8940 C560 Preface Content Overview 1 Technical Data 2 Functions 3 Operation and Display 4 Installation and Wiring 5 Communication 6 Maintenance 7 Ordering Number 8 ...

Page 2: ...content does not form part of a contract or of business relations nor does it change these All obligations of Siemens AG are stated in the relevant contractual agreements Siemens AG reserves the right to revise this document from time to time Document Version V01 10 01 Release date Copyright Copyright Siemens AG 2015 All rights reserved The disclosure duplication distribution and editing of this d...

Page 3: ...uld particular problems arise which are not covered sufficiently for the purchaser s purpose the matter should be referred to the local Siemens represen tative Our Customer Support Center provides a 24 hour service Phone 49 180 524 7000 Fax 49 180 524 2471 E mail support energy siemens com Notes on Safety This document is not a complete index of all safety measures required for operation of the eq...

Page 4: ...standards of safety engineering Proper Use The equipment device module may be used only for such applications as set out in the catalogs and the technical description and only in combination with third party equipment recommended and approved by Siemens Problem free and safe operation of the product depends on the following Proper transport Proper storage setup and installation Proper operation an...

Page 5: ... 7 Digital Input and Output Interface 18 4 Operation and Display 19 4 1 Full screen Display 20 4 2 Cyclic Display 20 4 3 Key Definition 22 5 Installation and Wiring 33 5 1 Overall Dimension 34 5 2 Precautions of Installation 34 5 3 Terminals and Wiring Diagram 35 6 Communication 39 6 1 Use of Communication 40 6 2 Introduction of MODBUS RTU Communication Protocol 41 6 2 1 Overview 41 6 2 2 Function...

Page 6: ...Contents SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 Release Date 6 ...

Page 7: ...SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 Release Date 7 Overview 1 1 1 Introduction 8 1 2 Features 8 ...

Page 8: ...ing etc This 3 phase electronic multi function power meter meets following standards IEC 62052 11 2003 Electricity metering equipment a c General requirements tests and test conditions Part 11 Metering equipment standard IEC 62053 22 2003 static meters for active energy classes 0 2 S and 0 5 S IEC 62053 23 2003 static meters for reactive energy classes 2 and 3 Modbus RTU 1 2 Features This product ...

Page 9: ...SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 Release Date 9 Technical Data 2 2 1 Technical Data 10 ...

Page 10: ...p parent Accuracy 0 5 Resolution 0 001 kW kVar kVA Power grid frequency Measuring range 45 Hz 65 Hz Accuracy 0 2 Resolution 0 01 Hz Harmonic Frequency 2nd 50th Precision 5 Metering Active power Accuracy level 0 5 S Acc To IEC 62053 22 Resolution 0 01 kWh 5000 imp kWh Reactive power Accuracy level Class 2 Acc To IEC 62053 23 Resolution 0 01 kvarh 5000 imp kvarh Digital signal Power pulse output 1 a...

Page 11: ...eter User Manual E50417 H8940 C560 Release Date 11 Others Operating power supply AC or DC power supply Max input range 40 V 420 V Power consumption 1 W 2 VA Dimension Overall dimension mm 72 72 85 Panel cut out size mm 67 67 IP53 Weight Approx 300 g Item Technical Data ...

Page 12: ...Technical Data 2 1 Technical Data SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 Release Date 12 ...

Page 13: ...l E50417 H8940 C560 Release Date 13 Functions 3 3 1 Measurement 14 3 2 Energy Metering 15 3 3 Limit violation Alarm 16 3 4 Display and Buttons 17 3 5 Communication 17 3 6 Permission and Security Management 17 3 7 Digital Input and Output Interface 18 ...

Page 14: ...hase Phase angle of voltage and current of each phase Overall and separate power factor of each phase Power grid frequency and measuring range 45 Hz to 65 Hz Effective value and ratio of 2nd to 50th harmonic voltage and harmonic current of each phase Harmonic voltage ratio where Uh No h harmonic voltage RMS U1 fundamental voltage RMS Harmonic current ratio where Ih No h harmonic current RMS I1 fun...

Page 15: ...se reducing quality of connection Consultative Committee of International Telephone and Tele graph CCITT measures harmonic interference to telecommunication using weight coefficient Ph of noise expressed with THFF where Ph weight coefficient of noise 3 2 Energy Metering This meter can meter various power data combined active and supply and demand active energy combined reactive and four quadrant r...

Page 16: ... Different units for different data types such as voltage V current A active KW reactive power KVAR apparent KVA frequency Hz Judging condition 0 means alarm activated when exceeding limit 1 means alarm activated when falling below limit Alarm signal output relay 0 means no alarm signal output 1 means alarm signal outputted from relay 1 3 Example of alarm parameter setting Set one limit violation ...

Page 17: ...sswords L4 password used for parameter setting and modifying L4 password not for meter reset clearing extreme values and PT CT ratio setting All level default PASSWORD is 000000 2 Parameter setting is available only when this product is in programmable state Steps for entering programming state press and at the same time to enter PASS screen input correct password and press to enter SET screen and...

Page 18: ... V to 80 V DC Figure 3 1 Circuit Diagram of Power Pulse Output Interface Binary Input Interface This product is provided with 2 digit binary inputs interface based on passive dry contact Terminals are identi fied as DI1 DI2 and COM COM is the common terminal Figure 3 2 Circuit Diagram of Binary Input Interface Relay Output Interface This product is provided with one relay output interfaces for ala...

Page 19: ...SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 Release Date 19 Operation and Display 4 4 1 Full screen Display 20 4 2 Cyclic Display 20 4 3 Key Definition 22 ...

Page 20: ...byte 4 high 4 bits are number of items in display area A while 4 low 4 bits are number of items in display area B 16 items are acceptable to each area At any time display area A and display area B should have at least one cyclic display item Cyclic Display State Cyclic display data in areas A and B can be defined by user User may develop cyclic display scheme previously through inquiring Code list...

Page 21: ... 22 Data item Data type current value Data item Data Tran sient Maximun Minimu m Current month Phase L1 Phase L2 Phase L3 Average phase voltage 228 229 230 Import active power 251 252 253 254 Average line voltage 231 232 233 Export active power 255 256 257 258 Average current 234 235 236 Total active power 259 260 261 262 Neutral current 237 238 239 Net active power 263 264 265 266 Total active po...

Page 22: ...e 1 Extreme value PT and CT ratio 10 Neutral voltage 2 Extreme value Voltage distortion rate 11 Current 3 Extreme value Current distortion rate 12 Neutral current 4 Extreme value Fundamental voltage 13 2nd 50th harmonic voltage Active power 5 Extreme value Fundamental current 14 2nd 50th harmonic current Reactive power 6 Extreme value Second harmonic voltage ratio 15 3rd 50th Apparent power 7 Extr...

Page 23: ...s there is one RS485 port and flickering symbol means communication in progress means the meter runs in first quartile Example 2 This screen shows maximum value display items of current line voltage At cyclic display mode press or to enter key display mode When area A is selected press or again to switch to voltage items and press to enter maximum value display In the figure L1 380 0 V L2 380 1 V ...

Page 24: ...ample 6 This screen shows current active power items At cyclic display mode press or to enter key display mode When area A is selected press or to enter active power items In the figure L1 1 020 kW L2 1 061 kW L3 1 042 kW and overall active power 3 123 kW Example 7 This screen shows current reactive power items At cyclic display mode press or to enter key display mode When area A is selected press...

Page 25: ...s screen shows PT and CT ratio display items At cyclic display mode press or to enter key display mode When area A is selected press or to enter PT and CT ratio display items In the figure PT ratio 20 0 CT ratio 5 0 Note decimals part of ratio are not displayed Example 12 This screen shows voltage distortion rate items At cyclic display mode press or to enter key display mode When area A is select...

Page 26: ...display mode press to switch to area B and press or to switch to current overall active power items Example 16 This screen shows current overall reactive energy At cyclic display mode press or to enter key display mode press to switch to area B and press or to switch to current overall export reactive energy Example 17 This screen shows current Phase A import active energy At cyclic display mode p...

Page 27: ...r again to switch to display items of software version In the figure Soft means software version 13 means product specification 121121 means software version date and 00 means serial number of software production Example 21 This screen shows active pulse constant items At cyclic display mode press or to enter key display mode press to switch to area B and press or to switch to active pulse constan...

Page 28: ...ess or again to switch to error code display items E means error prompt the 7 bits from right to left mean respectively phase A loss phase B loss phase C loss voltage phase inversion phase C reverse phase B reverse and phase A reverse For example E0110001 means phase B and phase C loss and phase C reverse error occurs Key symbol Function a to switch digit or flip over b to move cursor or flip over...

Page 29: ...nding delay 0 2999 Unit ms Default setting 10 DL T645 high 6 address 0 999999 Default setting 0 DL T645 low 6 address 0 999999 Default setting Last 3 digital of S N 2 Ratio setting Note 2 Voltage ratio integer 0 9999 Combination 0 9999 9999 Default setting 1 Voltage ratio decimal part 0 9999 Current ratio integer part 0 9999 Combination 0 9999 9999 Default setting 1 Current ratio decimal part 0 99...

Page 30: ...set clearing extreme value and PT CT ratio are configurable All default password is 000000 Note The meter should be reset after altering conversion ratio to ensure reasonable correspondence between communication reading and displayed metering data 5 Display setting Time of returning to cyclic display state when no operation 1 99 Unit min Default setting 10 Time of backlight on when no opera tion n...

Page 31: ...m FAIL will appear if password level and password are wrong To re enter password press To quit and return to cyclic display state enter if specified error count is reached parameter setting function will be locked for certain period which is configurable in advance If the password is validated you may enter the first level menu The figure shows the read write items under Conn menu baud rate and co...

Page 32: ...Operation and Display 4 3 Key Definition SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 32 ...

Page 33: ...27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 33 Installation and Wiring 5 5 1 Overall Dimension 34 5 2 Precautions of Installation 34 5 3 Terminals and Wiring Diagram 35 ...

Page 34: ...unted to avoid accident arising from vibration 4 For the reason of convenient installation maintenance and operation and safety enough space around this product should be reserved during installation especially when one panel for multiple meters 5 Requirement for electric wiring Stranded fire retarded copper wire over 2 5 mm2 should be used for current circuit 1 5 mm2 stranded fire retarded copper...

Page 35: ... terminals which can be connected using fork or ring type lug no more than 6 5 mm wide For cables to be connected to upper and lower main terminals cold pressed UT2 5 3 terminal is recommended before connection The diagram of connection is below Figure 5 2 Connection Diagram of Main Terminal V V V1 V2 V3 VN Power supply Phase A voltage Phase B voltage Phase C voltage Neutral I11 I12 I21 I22 I31 I3...

Page 36: ...put connection diagram of main terminal is showed below V and V are power supply terminals This product supports DC AC input with input voltage 40 V to 420 V For 3 phase 3 wire connection Vn and V2 should be connected together see Figure 5 5 Figure 5 3 Input connected Diagram of 3 phase 4 wire W O PT P P DI1 DI2 COM A B NC R11 R12 Active pulse output Binary input 1 Binary input 2 Common binary inp...

Page 37: ...inals and Wiring Diagram SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 37 Figure 5 4 Input connected Diagram of 3 phase 4 wire With PT Figure 5 5 Input connected Diagram of 3 phase 3 wire ...

Page 38: ...Installation and Wiring 5 3 Terminals and Wiring Diagram SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 38 ...

Page 39: ...SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 39 Communication 6 6 1 Use of Communication 40 6 2 Introduction of MODBUS RTU Communication Protocol 41 ...

Page 40: ...9 200 bps and 38 400 bps RS485 port of this product should be connected using Shield Twisted Pair When wiring layout of the entire network should be considered length and orientation of communication cable position of upper computer matched resistance at network end point communication converter network scalability network coverage EMI etc Note 1 Wiring should be conducted strictly in accordance w...

Page 41: ...ta packet will receive and check the data If no error slave will execute the request in data packet and send the responsive date packet to the master The data packet sent back by slave contains slave Address Function executed Data generated from function execution and CRC Address Address is at the beginning of data packet and consists of an 8 bit data which means slave address specified by the mas...

Page 42: ...gh byte of CRC Communication address 0 247 Function code 03 H Number of bytes of data length Content of data Content of data Content of data Low byte of CRC High byte of CRC Device address 03 H 10 H 00 H 00 H 03 H Low check High check Device address 03 H 06 H Data 1 Data 2 Low check High check Device address 0 247 Func tion code 10 H Highbyte of start address of vari able Low byte of start address...

Page 43: ...ating CRC Preset 16 bit register to hexadecimal FFFF namely all to 1 and this register is called CRC register Execute exclusive OR of low bytes of 1st 8 bit data and 16 bit CRC register and put the result in CRC register Shift the content of register rightwards by one bit towards lower bit and fill the highest bit with 0 Check the lowest bit If the lowest bit is 0 repeat step 3 shift again if it i...

Page 44: ... of current ratio part 0004 H unsigned long 4 bytes R W 0 99999999 CT ratio set val ue 10 000 10 000 as default when CT 0 Low 16 bits of current ratio part 0005 H Clearingextreme value 0006 H unsigned int 2 bytes W Arbitrary value Parity 0020 H unsigned int 2 bytes R W 0 3 0 8E1 1 8o1 2 8n1 3 8n2 Parameter Address Data Type Length R W Data Range Remark Relay output 1 0100 H unsigned int 2 bytes R ...

Page 45: ...ed long 4 bytes R W Arbitrary value Threshold set val ue 100 Low 16 bits of Limit viola tionthreshold 0112 H Limit viola tiondetection type 0113 H unsigned int 2 bytes R W 0 1 0 over 1 below Alarm port 0114 H unsigned int 2 bytes R W 0 1 0 off 1 alarm output to relay output 1 Alarm 2 0115 H 0119 H 10 bytes R W See Alarm 1 Alarm 3 011A H 011E H 10 bytes R W See Alarm 1 Alarm 4 011F H 0123 H 10 byte...

Page 46: ...1003 H unsigned int 2 bytes R 0 65535 0 01 V Uab line voltage 1004 H unsigned int 2 bytes R 0 65535 0 01 V Ubc line voltage 1005 H unsigned int 2 bytes R 0 65535 0 01 V Uca line voltage 1006 H unsigned int 2 bytes R 0 65535 0 01 V Average line voltage 1007 H unsigned int 2 bytes R 0 65535 0 01 V Phase A current 1008 H unsigned int 2 bytes R 0 65535 0 001 A Phase B current 1009 H unsigned int 2 byt...

Page 47: ...d int 2 bytes R 0 65535 0 01 V Phase C 2nd harmonic voltage 1105 H unsigned int 2 bytes R 0 65535 0 01 V Phase A No n harmonic voltage unsigned int 2 bytes R 0 65535 0 01 V Phase B No n harmonic voltage unsigned int 2 bytes R 0 65535 0 01 V Phase C No n harmonic voltage unsigned int 2 bytes R 0 65535 0 01 V Phase A 50th harmonic voltage 1193 H unsigned int 2 bytes R 0 65535 0 01 V Phase B 50th har...

Page 48: ...tes R 0 10000 0 01 Phase C voltage 50th harmonic ratio 1395 H unsigned int 2 bytes R 0 10000 0 01 Phase A current 2nd har monic ratio 1403 H unsigned int 2 bytes R 0 10000 0 01 Phase B current 2nd har monic ratio 1404 H unsigned int 2 bytes R 0 10000 0 01 Phase C current 2nd har monic ratio 1405 H unsigned int 2 bytes R 0 10000 0 01 Phase A current No n harmonic ratio unsigned int 2 bytes R 0 1000...

Page 49: ...H unsigned long 4 bytes R 0 4294967295 0 1 Wh Total import active energy low 16 bits 2007 H Phase A import reactive energy high 16 bits 2008 H unsigned long 4 bytes R 0 4294967295 0 1 varh Phase A import reactive energy low 16 bits 2009 H Phase B import reactive energy high 16 bits 200A H unsigned long 4 bytes R 0 4294967295 0 1 varh Phase B import reactive energy low 16 bits 200B H Phase C import...

Page 50: ...ength R W Data Range Unit Parameter Address Data Type Length R W Data Range Unit Phase A voltage 4X00 unsigned int 2 bytes R 0 65535 0 01 V Phase B voltage 4X07 unsigned int 0 65535 Phase C voltage 4X0E unsigned int 0 65535 Uab line voltage 4X15 unsigned int 0 65535 Ubc line voltage 4X1C unsigned int 0 65535 Uca line voltage 4X23 unsigned int 0 65535 Phase A current 4X2A unsigned int 0 65535 0 001...

Page 51: ...able SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 51 Note X 0 means maximum value while X 1 means minimum value This manual applies to software version for 150113 and later released by the device ...

Page 52: ...Communication 6 2 4 Information mapping table SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 52 ...

Page 53: ...SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 53 Maintenance 7 7 1 Maintenance 54 ...

Page 54: ...bration free during installation Upward view of the meter provides the best display effect so it should be installed verti cally The meter should be stored in environment free of condensation at 35 to 70 and 95 humidity in original package At most 5 layers are allowable for stacking The meter is inappropriate for storing after un packing The meter should be stored in clean location free of hazardo...

Page 55: ...SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 55 Ordering Number 8 8 1 Ordering Number 56 ...

Page 56: ... SICAM P27 3 phase Harmonic Power Meter User Manual E50417 H8940 C560 4 Release Date 06 2018 56 8 1 Ordering Number Model SICAM 3U 3I P Q PF f kWh kVarh 2 pulse output harmonic 4BI 2BO 1 RS485 P 2 7 Model Order No SICAM P27 7KG7321 0HA21 ...

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