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Connection

5.1 Connection example for Modbus RTU

7KT16 energy meter
Equipment Manual, 09/2020, 2514284147-04

5.1

Connection example for Modbus RTU

Connection of PAC1600 devices to PAC4200 as Modbus RTU / TCP gateway

PAC1600

PAC4200/RS 485 expansion

module

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Ter

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Com

A maximum of 32 nodes are permitted in one line.
Depending on the baud rate used, the maximum length of the entire communication cabling

is 1200 m.

Summary of Contents for Sentron 7KT PAC 1600

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Page 3: ...ergy meter Equipment Manual 09 2020 2514284147 04 Introduction 1 Safety instructions 2 Description 3 Installation removal 4 Connection 5 Commissioning 6 Service and maintenance 7 Technical data 8 Dimensional drawings 9 ESD guidelines A ...

Page 4: ... only by personnel qualified for the specific task in accordance with the relevant documentation in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING Siemens p...

Page 5: ...3 3 4 3 Devices with S0 interface or digital output 23 3 3 4 4 Setup parameter table 24 3 4 Three phase devices 80 A 28 3 4 1 Keypad functions 29 3 4 2 Advanced functions 30 3 4 3 Selection of measured values 31 3 4 4 Parameterization 33 3 4 4 1 Devices with RS 485 interface 33 3 4 4 2 Devices with M Bus interface 33 3 4 4 3 Setup parameter table for devices with RS 485 and M Bus interface 33 3 4 ...

Page 6: ...1 Connection example for Modbus RTU 73 5 2 Connecting single phase device 74 5 3 Connecting three phase device 75 5 4 Wiring test 77 6 Commissioning 79 6 1 Overview 79 6 2 Applying the measuring voltage 80 6 3 Parameterizing with powerconfig 80 6 4 Modbus address register 82 6 4 1 Modbus address table for single phase devices with Modbus interface 82 6 4 2 Modbus address table for three phase devi...

Page 7: ...s 7KT16 energy meter Equipment Manual 09 2020 2514284147 04 5 9 Dimensional drawings 105 9 1 Single phase device 105 9 2 Three phase device 105 A ESD guidelines 107 A 1 Electrostatic sensitive devices ESD 107 Index 109 ...

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Page 9: ...tware 1 2 Latest information Up to the minute information You can find further support on the Internet http www siemens com lowvoltage technical assistance at 1 3 Advanced training courses Find out about training courses on offer on the following link Training for Industry https www siemens com sitrain lowvoltage Here you can choose from Web based training courses online informative free Classroom...

Page 10: ...ller or microprocessor devices manufactured by or for STMicroelectronics 5 Redistribution and use of this software other than as permitted under this license is void and will automatically terminate your rights under this license THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS AS IS AND ANY EXPRESS IMPLIED OR STATUTORY WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES...

Page 11: ... national or international regulations Ensure that the limits given in the technical data are not exceeded not even during commissioning or testing Short circuit the secondary connections of intermediate current transformers at the transformers before interrupting the current lines to the device Test the polarity and the phase assignment of the instrument transformers Before connecting the device ...

Page 12: ...Introduction 1 5 Qualified personnel 7KT16 energy meter 10 Equipment Manual 09 2020 2514284147 04 ...

Page 13: ...ry current terminals of the current transformer before removing this device Always follow the safety instructions for the current transformers used DANGER Risk of death due to hazardous voltage Before starting work disconnect the system and the device from the power supply WARNING Possible risk of death due to damaged device Using devices when they are damaged may result in death serious injury or...

Page 14: ...y related symbols on the device Symbol Meaning Risk of electric shock Electrical installation demands technical competence Notes Siemens provides products and solutions with industrial security functions that support the secure operation of plants systems machines and networks In order to protect plants systems machines and networks against cyber threats it is necessary to implement and continuous...

Page 15: ... to apply the latest updates may increase customer s exposure to cyber threats To stay informed about product updates subscribe to the Siemens Industrial Security RSS Feed http support automation siemens com Note Risk of manipulation In order to reduce the risk of manipulation occurring on the device it is recommended that the protective mechanisms available in the device are activated Default pas...

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Page 17: ... measuring device is available in several versions 5 A devices x 5 A current transformers can be used for current measuring 63 A and 80 A devices No current transformers are required for current measuring Connect the device directly to the low voltage grid The device can measure current of up to 63 A or 80 A directly Depending on the device version the PAC1600 measuring device has an S0 RS 485 or ...

Page 18: ...7KT1672 5 A S0 7KT1673 5 A S0 MID 7KT1665 80 A Modbus RTU 7KT1666 80 A Modbus RTU MID 7KT1667 80 A M Bus 7KT1668 80 A M Bus MID 7KT1670 80 A S0 7KT1671 80 A S0 MID Measurement Measurement of all relevant electrical variables in an AC system Interfaces Optional interfaces depending on device version S0 RS 485 M Bus Digital input Digital output Memory Adjusted device parameters are permanently store...

Page 19: ... energy values 3 2 Measuring inputs 3 2 1 Current measurement NOTICE Device damage due to DC current The device is not suitable for measuring DC current Only measure AC current with the device Design of the 5 A device The 5 A device is designed for a rated current of 5 A for connecting standard current transformers Each current measuring input can take a continuous load of 6 A Design of 63 A and 8...

Page 20: ...suring input voltages up to 456 V phase to phase 3 3 Single phase devices Sealing cover Energy flow indicator If the device detects an active energy flow to the load a rotating U appears on the top right of the display If no active energy consumption is present or if the load is drawing less than the starting current the rotating U disappears Active energy pulse indicator The red LED on the front ...

Page 21: ...nctions The function of the front key depends on the menu level currently in use Navigation with front key 1 To open the menu press the front key 5 s 2 Press the front key 3 s while SETUP is visible on the display The first parameter code P 01 appears on the display 3 Press the front key briefly to move to the next parameters e g P 02 P 03 4 When the code for the parameter you wish to change appea...

Page 22: ... be entered 3 Enter the password Press the front key to increase the flashing digit in each case After 3 seconds the entry field jumps to the next position 4 After entering the password press the front key to confirm If the password is incorrect PASS Er appears on the display and the normal display reappears If the password is correct proceed to the next point 5 The first entry in the following li...

Page 23: ...gy 000000 0 kWh part Partial active energy 000000 0 kvarh Total reactive energy 000000 0 kvarh part Partial reactive energy 000000 0 V Voltage 000 0 A Current 00 00 kW Active power 00 00 kvar Reactive power 00 00 PF Power factor 0 00 Hz Frequency 00 0 h 1 Hour counter hhhh mm 00000 00 h Part 1 Partial hour counter hhhh mm 00000 00 kW d 2 15 min power demand values 00 00 kW d 2 Max power demand val...

Page 24: ... signal an alarm situation to a remote device Activation of the programmable limit threshold is indicated on the display by the symbol Note The status of the programmable limit threshold is not updated during parameterization setup 3 3 4 2 Devices with M Bus interface Devices with an M Bus interface support 2 addressing paths Primary address from 1 to 250 Secondary address from 00000000 to 9999999...

Page 25: ...on this in chapters Technical data Page 99 Dimensional drawings Page 105 and Connecting single phase device Page 74 Activation of the digital output is indicated on the display by the symbol You can evaluate the S0 interface digital output using the following external devices for example Electromechanical meter PLC If you choose the limit threshold violation setting you can use the output for Isol...

Page 26: ...ge P 01 Password 0000 0000 9999 P 02 Activate programmable limit thresh old OFF OFF THR P 03 Limit threshold kW 01 kW 02 kvar 03 V 04 A 05 Hz 06 kWh part 07 h part 08 kW demand P 04 Threshold ON 100 00 0 00 999 99 P 05 Delay ON 5 s 0 9999 s P 06 Threshold OFF 50 00 0 00 999 99 P 07 Delay OFF 5 s 0 9999 s P 08 Activate hour counter OFF OFF ON THR P 09 Activate demand values OFF OFF ON ...

Page 27: ...if its value is lower than P 06 maximum limit with hysteresis P 04 P 06 The output is activated if the value defined by P 03 is lower than P 04 The output is activated if its value is higher than P 06 minimum limit with hysteresis P 03 Selects the measured variable P 04 P 05 Threshold value and delay for activation of the output The measurements are updated every 1 second P 06 P 07 Threshold value...

Page 28: ...te 9600 1200 2400 4800 9600 19200 38400 P 22 Data format 8 bit n 8 bit no parity 8 bit odd 8 bit even 7 bit odd 7 bit even P 23 Stop bits 1 1 2 P 24 Protocol Modbus RTU Modbus RTU Modbus ASCII Explanations about the code P 20 Address for serial communication P 21 Baud rate speed for serial communication P 22 Data format of serial communication P 23 Stop bits of serial communication P 24 Selects th...

Page 29: ...ddress HIGH Serial number 0000 9999 P 22 Secondary address LOW Serial number 0000 9999 P 23 Baud rate 2400 300 600 1200 2400 4800 9600 19200 38400 Explanations about the code P 20 Main address P 21 P 22 Secondary address 1st half 4 digits 2nd half 4 digits The complete secondary address can be obtained by concatenating the contents of parameter P8 02 with P8 03 Example Secondary address 12345678 s...

Page 30: ... flow a counter clockwise rotating symbol appears on the top right of the dis play If measurement of the active energy export is deactivated P01 02 OFF and if one or more phases has been connected incorrectly error code Err 3 appears on the display Check the connections Increase key Decrease key You will find information on operation in chapter Keypad functions Page 29 ff Next key Active energy pu...

Page 31: ...ion Display of instantaneous consumption active power Optional RS 485 M Bus or S0 interface Optional MID certification AC input for tariff selection 3 4 1 Keypad functions You can operate the device with three keys The keys are assigned different functions The functions of the keys depend on the menu level currently in use Increase and Decrease keys Press the Increase or Decrease keys Scroll betwe...

Page 32: ...To return to parameter selection confirm with Next 8 Press the Increase and Decrease keys simultaneously 1 s The parameters are saved The system resumes normal operation 3 4 2 Advanced functions Procedure 1 Press both keys Increase and Decrease simultaneously 5 s If password protection is activated PASS appears on the display Proceed to point 2 password entry If password protection is deactivated ...

Page 33: ...ed values Press either the Increase or Decrease key to select the measured values on the display in the sequence shown in the table below Each measured variable is indicated by the corresponding symbol in the lower section of the display Press the Next key to select the display of total or single phase measurement The device normally displays the total values system indicated in the table below by...

Page 34: ...rt tariff 1 000000 0 Σ L1 L2 L3 kvarh T2 1 Reactive energy import tariff 2 000000 0 Σ L1 L2 L3 kvarh Total reactive energy export 000000 0 Σ L1 L2 L3 kvarh part Partial reactive energy export 000000 0 Σ L1 L2 L3 kvarh T1 1 Reactive energy export tariff 1 000000 0 Σ L1 L2 L3 kvarh T2 1 Reactive energy export tariff 2 000000 0 Σ L1 L2 L3 V Voltage phase L N or L L 000 0 Σ L1 L2 L3 Σ L1L2 L2L3 L3L1 A...

Page 35: ... with RS 485 and M Bus interface For all variants Code Description Default Range P1 01 Password 0000 0000 9999 P1 02 Activate energy displays export OFF OFF ON P2 01 Measured variable for hour counter 1 limit 01 kW See Settable values for parameters P2 01 P3 01 P4 01 Page 40 P2 02 Limit 1 ON 10 00 9999 99 9999 99 P2 03 Limit 1 OFF 5 00 9999 99 9999 99 P3 01 Measured variable for hour counter 2 lim...

Page 36: ...Activate hour counter 3 OFF OFF ON THR INP P7 01 Activate demand values OFF OFF ON P7 02 Reactive power calculation method FUND TOT FUND For the variant with RS 485 interface Code Description Default Range P8 01 Address 001 001 255 P8 02 Baud rate 9600 1200 2400 4800 9600 19200 38400 P8 03 Data format 8 bit n 8 bit no parity 8 bit odd 8 bit even 7 bit odd 5 bit even P8 04 Stop bit 1 1 2 P8 05 Prot...

Page 37: ...our counter 1 You can find more information in Settable values for parameters P2 01 P3 01 P4 01 Page 40 P2 02 Threshold for activation of hour counter 1 Note The measurements are updated every second P2 03 Threshold for deactivation of hour counter 1 The measurements are updated every second P2 02 P2 03 The hour counter is activated if the value defined by P2 01 is higher than P2 02 The hour count...

Page 38: ...easures energy THR The hour counter is incremented for as long as the threshold value defined by parameter P3 01 P3 02 and P3 03 is active INP The hour counter is incremented for as long as the programmable input is activated Parameter P5 01 must be set to ON P6 03 Defines the operation of hour counter 3 OFF Hour counter deactivated It is not visible on the display ON The hour counter is increment...

Page 39: ...ou can find more information in chapters Technical data Page 99 Dimensional drawings Page 105 and Connecting three phase device Page 75 Activation of the digital outputs is indicated on the display by the symbols and If the output is programmed as an S0 interface you can connect the energy meter to the following devices Electromechanical meter PLC If you choose the limit threshold violation settin...

Page 40: ...1 P4 01 Page 40 P2 03 Limit 1 ON 100 00 0 00 999 99 P2 04 Delay 1 ON 5 s 0 9999 s P2 05 Limit 1 OFF 50 00 0 00 999 99 P2 06 Delay 1 OFF 5 s 0 9999 s P3 01 Function of output 2 OFF OFF Disabled 1000 PUL kWh 100 PUL kWh 10 PUL kWh 1 PUL kWh THR programmable thresholds P3 02 Measured variable for output 2 limit 01 kW See Settable values for parameters P2 01 P3 01 P4 01 Page 40 P3 03 Limit 2 ON 100 00...

Page 41: ...ue is lower than P2 05 maximum limit with hysteresis If P2 03 P2 05 the output is activated if the measurement defined by P2 02 is lower than P2 03 and activated if its value is lower than P2 05 minimum limit with hysteresis P2 02 Selects the measured variable for comparison with limit thresholds You can find more information on this in chapter Settable values for parameters P2 01 P3 01 P4 01 Page...

Page 42: ...max demand values 3 4 4 6 Programmable AC input Three phase devices have a programmable AC input This input is deactivated by default Set parameter P5 01 to select the required function You can use the input as follows For 2 different tariffs T1 and T2 with independent energy meters For resetting partial counters hour counters and demand values For activating hour counters 3 4 4 7 Settable values ...

Page 43: ...kWh part Partial active energy export 39 kWh L1 part Partial active energy L1 export 40 kWh L2 part Partial active energy L2 export 41 kWh L3 part Partial active energy L3 export 42 kWh part Partial reactive energy import 43 kWh L1 part Partial reactive energy L1 import 44 kWh L2 part Partial reactive energy L2 import 45 kWh L3 part Partial reactive energy L3 import 46 kWh part Partial reactive en...

Page 44: ...the LED correspond to the standards which specify their use for testing the accuracy of measurement of the energy meter Increase key Decrease key You will find information on operation in chapter Keypad functions Page 43 ff Next key Basic properties DIN rail enclosure 4 MW 72 mm wide Current transformer connection x 5 A LCD with backlighting 3 keys for selecting measured variables and for setting ...

Page 45: ...rench Spanish Portuguese German Display indications Unit of measured variables Selected phase Communication active Subpage Measurement type Alarm icon End of scale value Bar diagram Measured variable display 3 5 1 Keypad functions You can operate the device with three keys The keys are assigned different functions The functions of the keys depend on the menu level currently in use ...

Page 46: ...d Decrease keys Opens and closes the various display and setup menus Next key Confirm the selected option Select the next option Access main menu Simultaneously press the Increase and Decrease keys The main menu is displayed with the available options SET Access the setup menu CMD Access the command menu You will find more information on this in chapter Command menu Page 64 PAS Password entry The ...

Page 47: ...by pressing the Next key If the password is incorrect PASS Er appears on the display Press the Next key Enter the password again If the password is correct Advanced password ok appears on the display Press the Next key 6 The first entry in the following list appears on the display CLEAR P Clear partial energy meters CLEAR h Clear partial hour counter if activated CLEAR d Clear maximum demand value...

Page 48: ... Instantaneous value Current instantaneous value of measurement which is displayed as a default on every change of page HI Highest peak Highest value measured by the energy meter for the selected measurement Peak values are also stored and retained when the power supply is switched off A special command exists for resetting the stored peak values You can find more information on this in chapter Co...

Page 49: ...ve flashing Total active energy meter Active power Note After a defined time has elapsed the system automatically returns to the pages and subpages without having to press a key You can also program the energy meter such that the display always shows the most recently selected page You will find information on setting up these functions under P02 Other in chapter Parameter table Page 54 ...

Page 50: ...iption of the currently selected menu Simultaneously press the Increase and Decrease keys to exit the setting and return to the measurement display Note The following table lists the available menus which vary depending on the device versions Not all codes are available with all devices Code Menu Description P01 GENERAL Specification of the system P02 OTHER Language brightness display etc P03 PASS...

Page 51: ...s to set the maximum possible value Simultaneously press the Increase and Decrease keys to restore the factory default value The required value is selected 7 Press the Next key to save the parameter The display returns to the previous menu level 8 Press the Increase and Decrease keys repeatedly to exit and save the parameters The device is rebooted Note If you do not press any key for a period of ...

Page 52: ... display of negative energies export by setting parameter P02 09 to ON These energies are highlighted by flashing of the measurement unit and by the character and can be displayed after the import energies by pressing the Decrease key Export Display flashing Import Display not flashing If the display of energy for the individual phases is activated P02 10 ON the display shows three independent add...

Page 53: ...on to make the selection shown in the table TAR A Tariff ON 1 OFF 2 The device has a programmable AC voltage input The default function setting is TAR A which makes selection between tariffs 1 and 2 possible The text tAr 1 or tAr 2 flashes to indicate the selected tariff and the increasing counter reading The counter readings for the tariffs are displayed as subpages of the system counters total a...

Page 54: ...ources You can find more information on this in chapter Parameter table Page 54 3 5 4 5 Limit threshold status display LIMx If limit thresholds are activated the devices display the page with the corresponding status and the format shown in the diagram below Limit thresholds deactivated Limit thresholds activated If the limit threshold is activated the word ON flashes If the function is deactivate...

Page 55: ...rm is not activated the word OFF is displayed continuously If no alarm is programmed dashes are displayed After approx 3 s the scrolling text for the alarm programmed in parameter P09 n 05 appears If several alarms are active the texts are displayed in succession You can use parameter P02 14 for the Other menu to make the backlighting of the display flash in the event of an alarm and to make it mo...

Page 56: ... the most reliable means of reference The parameter selections depend on the device version P01 General Unit Default Range P01 01 Primary current of the current transformer A 5 1 10000 P01 02 Secondary current of the current transformer A 5 1 5 P01 03 Nominal voltage V AUT AUT 220 415 P01 04 Rated power kW AUT AUT 1 10000 P01 05 Wiring configuration L1 L2 L3 N L1 L2 L3 N L1 L2 L3 L1 L2 L3 N BIL L1...

Page 57: ...omatically displayed as soon as time P02 05 has elapsed since a key was pressed P02 07 Type of page to which the display returns after P02 05 has elapsed P02 09 Permits the measurement and display of exported energies generated in the direc tion of the grid P02 10 Permits the measurement and display of energies according to individual phases P02 11 Permits the measurement and display of voltage an...

Page 58: ...d measurement calculation mode Fixed The instantaneous measurements are integrated for the set time Every time this set time elapses the integrated measurement is updated with the result of the most recent integration Shift The instantaneous measurements are integrated for a time 1 15 of the set time Every time this interval elapses the oldest value is replaced by the newly calculated value The in...

Page 59: ...05 01 The hour counters are deactivated when OFF is set The hour counters do not ap pear on the display P05 02 P05 04 P05 06 P05 08 The partial hour counter 1 2 3 or 4 cannot be incremented when OFF is set When ON is set the partial hour counter is incremented when the energy meter is exporting energy If the partial hour counter is linked to one of the internal variables LIMn the partial hour coun...

Page 60: ...the ASCII protocol 8 bit n 8 bit no parity 8 bit odd 8 bit even 7 bit odd 7 bit even P07 04 Stop bits 1 1 2 P07 05 Protocol Modbus RTU Modbus RTU Modbus ASCII P07 03 Data format 7 bit settings only available for the ASCII protocol P07 04 Number of stop bits P07 05 Selection of communication protocol P07 Communication for devices with M Bus interface only Unit Default Range P07 01 Primary address 0...

Page 61: ...Delay s 0 0 0 1000 0 P08 n 09 Status OFF OFF ON P08 n 10 Reset mode P08 n 02Defines the energy meter measurement to which the limit threshold applies Max LIMn active if the measurement exceeds P08 P08 n 03 is the reset threshold Min LIMn active if the measurement falls below P08 P08 n 06 is the reset threshold Min Max LIMn active if the measurement exceeds P08 n 03 or falls below P08 n 06 P08 n 03...

Page 62: ... ALAn Freely definable text for alarm max 16 characters P09 n 01Signal which triggers the alarm when a threshold value LIMx is exceeded P09 n 02Channel number n with reference to the previous parameter P09 n 03 ON Alarm is saved and must be reset manually OFF Alarm is saved and is reset automatically P09 n 04 If the alarm has a high priority its activation automatically switches the display to the...

Page 63: ...ital outputs Note This menu is divided into two sections for pulses PUL1 and PUL2 Unit Default Range P11 n 01 Measured variable for pulse generation OFF OFF Wh Wh varh varh VAh P11 n 02 Number of pulses Pulse kWh 10 100 10 1 0 1 P11 n 03 Duration of pulses s 0 10 0 01 1 00 P11 n 01Measured variable for pulse generation P11 n 02Number of pulses P11 n 03Duration of pulses ...

Page 64: ...on OFF Input deactivated LOCK Settings lock Prevents access to both levels TAR A Selects the energy tariff You can find more information in chapter Tariffs Page 51 C01 C08 When this input is activated during rise time the corresponding command is active in the command menu You can find more information in chapter Command menu Page 64 P13 02 Enter normal status Permits inversion of activation logic...

Page 65: ...nel number 1 1 4 P14 n 03 Normal status OFF OFF ON P14 n 04 Delay ON s 0 0 0 0 6000 0 P14 n 05 Delay OFF 0 0 P14 n 01Output function OFF Output deactivated ON Output is always activated when the measuring device is switched on SEQ Output activated in the event of phase sequence error LIM ALA Output activated in the event of upward violation of limit or alarm PUL Output used as pulse generator as p...

Page 66: ...mand values for all measurements C 03 RESET PAR ENERGY Resets the partial energy meters C 04 RESET PAR HOURS Resets the partial hour counters C 06 RESET TARIFFS Resets the energy meters for tariffs 1 and 2 C 07 RESET ALARMS Resets alarms C 08 RESET LIMITS Resets limit values C 11 RESET TOT ENERGY Administrator Resets the total and partial energy meters C 12 RESET TOT HOURS Resets the total hour co...

Page 67: ...installed correctly Requirements In order to run the wiring test the energy meter must be connected to an active system and the following conditions must be fulfilled Three phase system with all phases V 187 V AC PH N Minimum current flow in each phase 1 of current transformer full scale deflection Positive energy flows normal system in which the inductive load draws power from the supply ...

Page 68: ...e current phases If the test is not successful the display indicates the reason why it has failed 3 6 Supporting software 3 6 1 powermanager You can use the powermanager energy management software to acquire monitor evaluate display and archive the energy data of the measuring device powermanager functions Tree view of the customer s system project tree Measured value display with pre defined user...

Page 69: ...ious communication interfaces and to document and monitor measured values powerconfig functions The software combines the following functions Parameterization Documentation Operation Monitoring User friendly documentation of settings and measured values Clear presentation of the available parameters including plausibility testing of the input values Display of the available device statuses and mea...

Page 70: ...Description 3 6 Supporting software 7KT16 energy meter 68 Equipment Manual 09 2020 2514284147 04 ...

Page 71: ...ed devices Do not start up damaged devices NOTICE Material damage due to condensation Sudden fluctuations in temperature can lead to condensation Condensation can affect the function of the device Store the device in the operating room for at least two hours before commencing installation The PAC1600 energy meter is mounted on a TH35 rail complying with EN 60715 and is intended for installation in...

Page 72: ...energy meter 70 Equipment Manual 09 2020 2514284147 04 4 2 Installing removing single phase device The installation and removal of a single phase device is similar to that of a three phase device 4 3 Installing three phase device 4 4 Installing removing three phase device ...

Page 73: ...ment before working on the device Never open the secondary circuit of the current transformers under load Short circuit the secondary current terminals of the current transformer before removing this device Always follow the safety instructions for the current transformers used WARNING Possible risk of death due to damaged device Using devices when they are damaged may result in death serious inju...

Page 74: ...al equipment regulations and safety regulations for working with high voltage installations e g DIN VDE NFPA 70E as well as national or international regulations Ensure that the limits given in the technical data are not exceeded not even during commissioning or testing Short circuit the secondary connections of intermediate current transformers at the transformers before interrupting the current ...

Page 75: ...mple for Modbus RTU Connection of PAC1600 devices to PAC4200 as Modbus RTU TCP gateway PAC1600 PAC1600 PAC1600 PAC4200 RS 485 expansion module TR TR TR Ter A A A B B B B A SG SG SG Com A maximum of 32 nodes are permitted in one line Depending on the baud rate used the maximum length of the entire communication cabling is 1200 m ...

Page 76: ...le device damage The wrong system connection can cause irreparable damage to the device Before connecting the PAC1600 ensure that the local power supply conditions match the specifications on the type plate Procedure Circuit diagram of single phase device outputs depend on device type The fuse in the voltage measuring input is only used for cable protection ...

Page 77: ...eparable device damage The wrong system connection can cause irreparable damage to the device Before connecting the PAC1600 ensure that the local power supply conditions match the specifications on the type plate Note RS 485 termination is recommended In order to avoid reflection on the bus cable we recommend fitting a 120 Ohm terminating resistor at the beginning and end of the bus cable To estab...

Page 78: ...ocedure Circuit diagram of three phase device 5 A outputs depend on device type The fuse in the voltage measuring input is only used for cable protection Tightening torque Cable cross section mm2 I1 I2 I3 5 A and RS 485 M Bus S0 0 40 0 48 3 5 4 2 0 2 2 5 Tariff input and voltage inputs 0 7 0 8 6 2 7 1 0 2 4 0 ...

Page 79: ...5 2 5 25 Tariff input 0 44 0 53 3 9 4 7 0 2 2 5 RS 485 M Bus S0 0 14 0 16 1 2 1 4 0 2 2 5 Parameterization Parameterization of the devices is described in chapter Parameterization Page 33 5 4 Wiring test If the wiring is incorrect and the device detects an energy flow in the wrong direction the message Err 3 appears on the display This error is either caused by incorrect wiring of the current inpu...

Page 80: ...Connection 5 4 Wiring test 7KT16 energy meter 78 Equipment Manual 09 2020 2514284147 04 ...

Page 81: ...ons Before connecting the PAC1600 ensure that the local power supply conditions match the specifications on the type plate Before starting up the PAC1600 check that all connections are correct Note When performing an insulation test of the entire installation with AC or DC you must disconnect the device before starting the test 1 Apply the measuring voltage You can find more information on this in...

Page 82: ... view 63452759 Information on how to use powerconfig can be found in the Online Help of the configuration software or by contacting Technical Support You launch the Online Help in powerconfig by pressing the F1 key Prerequisite RS 485 devices only You can only connect RS 485 devices to powerconfig To connect RS 485 devices to powerconfig an RS 485 interface and a supply voltage must be available I...

Page 83: ...operties window click the Load to PC button The configuration is loaded from the device to the PC Parameterizing the device The parameters are entered and changed in offline mode To switch between online and offline mode click Activate online view in the Options menu or press the F12 key Set the required basic parameters Make use of the Online Help in powerconfig In order to load the parameters to...

Page 84: ...4 Modbus address register 6 4 1 Modbus address table for single phase devices with Modbus interface Continuous measured values Modbus measured variables with the function codes 03 and 04 Address Number of regis ters Format Access Unit Factor Measured variable Hex Decimal 0002 2 2 UINT32 R V 0 01 Voltage 0004 4 2 0006 6 2 0008 8 2 UINT32 R A 0 001 Current 000A 10 2 000C 12 2 000E 14 2 0010 16 2 001...

Page 85: ...ex Decimal 1A20 6688 2 UINT32 R Wh 1 0 Total active energy 1A22 6690 2 1A24 6692 2 UINT32 R varh 1 0 Total reactive energy 1A26 6694 2 1A28 6696 2 1A2A 6698 2 UINT32 R Wh 1 0 Partial active energy 1A2C 6700 2 1A2E 6702 2 UINT32 R varh 1 0 Partial reactive energy Operating hours counter Modbus measured variables with the function codes 03 and 04 Address Number of regis ters Format Access Unit Facto...

Page 86: ...T32 R W 0 01 Active power L3 001A 26 2 INT32 R var 0 01 Reactive power L1 001C 28 2 INT32 R var 0 01 Reactive power L2 001E 30 2 INT32 R var 0 01 Reactive power L3 0020 32 2 UINT32 R VA 0 01 Apparent power L1 0022 34 2 UINT32 R VA 0 01 Apparent power L2 0024 36 2 UINT32 R VA 0 01 Apparent power L3 0026 38 2 INT32 R 0 0001 Power factor L1 0028 40 2 INT32 R 0 0001 Power factor L2 002A 42 2 INT32 R 0...

Page 87: ...tor Measured variable Hex Decimal 0600 1536 2 UINT32 R V 0 01 Voltage L1N same structure as instantaneous values 0646 1606 2 UINT32 R A 0 0001 Current N Average measured variables AV Modbus measured variables with the function codes 03 and 04 Address Number of regis ters Format Access Unit Factor Measured variable Hex Decimal 0800 2048 2 UINT32 R V 0 01 Voltage L1N same structure as instantaneous ...

Page 88: ...0 0 T1 Apparent energy 1B5C 7004 4 UINT64 R Wh 10 0 T2 Active energy Export 1B60 7008 4 UINT64 R Wh 10 0 T2 Active energy Export 1B64 7012 4 UINT64 R varh 10 0 T2 Reactive energy Import 1B68 7016 4 UINT64 R varh 10 0 T2 Reactive energy Export 1B6C 7020 4 UINT64 R VAh 10 0 T2 Apparent energy Address Number of regis ters Format Access Unit Factor Measured variable Hex Decimal 1B98 7064 4 UINT64 R Wh...

Page 89: ...8 7720 4 UINT64 R varh 10 0 Total reactive energy L1 Import 1E2C 7724 4 UINT64 R varh 10 0 Total reactive energy L1 Export 1E30 7728 4 UINT64 R VAh 10 0 Total apparent energy L1 1E34 7732 4 UINT64 R Wh 10 0 Partial active energy L1 Import 1E38 7736 4 UINT64 R Wh 10 0 Partial active energy L1 Export 1E3C 7740 4 UINT64 R varh 10 0 Partial reactive energy L1 Import 1E40 7744 4 UINT64 R varh 10 0 Part...

Page 90: ... Hex Decimal 1E00 7680 2 UINT32 R s 1 0 Total operating hours counter 1E02 7682 2 UINT32 R s 1 0 Partial operating hours counter 1 1E04 7684 2 UINT32 R s 1 0 Partial operating hours counter 2 1E06 7686 2 UINT32 R s 1 0 Partial operating hours counter 3 1E08 7688 2 UINT32 R s 1 0 Partial operating hours counter 4 Status Modbus measured variables with the function codes 03 and 04 Address Number of r...

Page 91: ...6 W 4 Reset external counters UINT16 W 5 Reset energy tariffs UINT16 W 6 Reset alarms UINT16 W 7 Reset limits UINT16 W 11 Reset total energy UINT16 W 12 Reset all operating hours counters UINT16 W 13 Reset parameters to factory default1 UINT16 W 14 Backup all parameters1 UINT16 W 15 Restore all parameters1 UINT16 W 16 Wiring test2 UINT16 W 100 Reset maximum values UINT16 W 200 Reset minimum values...

Page 92: ...UINT32 R 12 Current transformers L1 to L3 UINT32 R 13 Current transformers L2 to L1 UINT32 R 14 Current transformers L2 to L3 UINT32 R 15 Current transformers L3 to L1 UINT32 R 16 Current transformers L3 to L2 The wiring is correct if the result is 0 or no bit is active Parameter setup Parameters are read and changed in accordance with the following rules Address Number of regis ters Format Access...

Page 93: ...oltage L3L1 0014 20 2 INT32 R W 0 01 Active power L1 0016 22 2 INT32 R W 0 01 Active power L2 0018 24 2 INT32 R W 0 01 Active power L3 001A 26 2 INT32 R var 0 01 Reactive power L1 001C 28 2 INT32 R var 0 01 Reactive power L2 001E 30 2 INT32 R var 0 01 Reactive power L3 0020 32 2 UINT32 R VA 0 01 Apparent power L1 0022 34 2 UINT32 R VA 0 01 Apparent power L2 0024 36 2 UINT32 R VA 0 01 Apparent powe...

Page 94: ...active energy Import 1A40 6720 2 UINT32 R Wh 1 0 Partial L1 active energy Export 1A42 6722 2 UINT32 R varh 1 0 Partial L1 reactive energy Import 1A44 6724 2 UINT32 R varh 1 0 Partial L1 reactive energy Export 1A46 6726 2 1A48 6728 2 UINT32 R Wh 1 0 L2 Active energy Import 1A4A 6730 2 UINT32 R Wh 1 0 L2 Active energy Export 1A4C 6732 2 UINT32 R varh 1 0 L2 Reactive energy Import 1A4E 6734 2 UINT32 ...

Page 95: ...4 6996 2 UINT32 R varh 1 0 T1 Reactive energy Export 1B56 6998 2 1B58 7000 2 1B5A 7002 2 1B5C 7004 2 UINT32 R Wh 1 0 T2 Active energy Import 1B5E 7006 2 1B60 7008 2 UINT32 R Wh 1 0 T2 Active energy Export 1B62 7010 2 1B64 7012 2 UINT32 R varh 1 0 T2 Reactive energy Import 1B66 7014 2 1B68 7016 2 UINT32 R varh 1 0 T2 Reactive energy Export 1B6A 7018 2 1B6C 7020 2 1B6E 7022 2 1B70 7024 2 1B72 7026 2...

Page 96: ...h 1 0 T2 Reactive energy L1 Export 1BBA 7098 2 1BBC 7100 2 1BBE 7102 2 1BC0 7104 2 UINT32 R Wh 1 0 T1 Active energy L2 Import 1BC2 7106 2 1BC4 7108 2 UINT32 R Wh 1 0 T1 Active energy L2 Export 1BC6 7110 2 1BC8 7112 2 UINT32 R varh 1 0 T1 Reactive energy L2 Import 1BCA 7114 2 1BCC 7116 2 UINT32 R varh 1 0 T1 Reactive energy L2 Export 1BCE 7118 2 1BD0 7120 2 1BD2 7122 2 1BD4 7124 2 UINT32 R Wh 1 0 T...

Page 97: ...es 03 and 04 Address Number of regis ters Format Access Unit Factor Measured variable Hex Decimal 1E00 7680 2 UINT32 R s 1 0 Partial operating hours counter 1 1E02 7682 2 UINT32 R s 1 0 Partial operating hours counter 2 1E04 7684 2 UINT32 R s 1 0 Partial operating hours counter 3 Parameter setup Note Write commands are only possible with the 7KT1665 80 A Modbus RTU not MID Parameters are read and ...

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Page 99: ...1 You can find more information in chapter Command menu Page 64 7 3 Fault elimination measures Fault Measures Device is not working Check power supply connection Check fuse Voltage or current measured values are not displayed Check fuse Check configuration You can find more information under Parameterizing with powerconfig Page 80 Voltage values are not plausible If current transformer is present ...

Page 100: ...ing the warranty period 1 Uninstall the device You can find more information in chapter Installing removing three phase device Page 70 2 Pack the device in a suitable manner to prevent it from being damaged during transport 3 Return the device to Siemens You can obtain the address from Your Siemens sales partner Technical Assistance You can find more information in chapter Latest information Page ...

Page 101: ... 7KT1665 80 Class 0 5s 360 7KT1666 80 Class B 360 7KT1667 80 Class 1 360 7KT1668 80 Class B 360 7KT1670 8 2 Class 1 360 7KT1671 80 2 Class B 271 7KT1672 5 2 Class 1 332 7KT1673 5 2 Class B 332 1 Accuracy active energy Versions without MID approval IEC EN 62053 21 22 Versions with MID EN 50470 3 Input voltage Nominal voltage of single phase devices 230 V Nominal voltage of three phase devices 230 V...

Page 102: ...3 and 80 A 1000 pulses kWh Devices with 5 A input 10000 pulses kWh Length 30 ms Environmental conditions Installation For indoor use only Operating temperature 25 55 C Storage temperature 25 70 C Relative humidity IEC EN 60068 2 78 80 non condensing Maximum degree of pollution 2 Overvoltage category III Altitude 2000 m Climatic sequence Z ABDM IEC EN 60068 2 61 Shock resistance 10 g IEC EN 60068 2...

Page 103: ...ower loss of 80 A devices 0 9 VA 0 6 W Current consumption power loss of 5 A devices 0 25 VA 0 18 W Devices with S0 interface or digital output Number of pulses programmable in single phase devices 1 pulse kWh 10 pulses kWh 100 pulses kWh Number of pulses programmable in three phase devices 80 A 1 pulse kWh 10 pulses kWh 100 pulses kWh 1000 pulses kWh Number of pulses programmable in three phase d...

Page 104: ...ruary 26 2014 on the harmonization of the laws of the Member States relating to electrical equipment designed for use within certain voltage limits DIRECTIVE 2011 65 EU OF THE EUROPEAN PARLIAMENT AND COUNCIL OF June 8 2011 on the restriction of the use of certain hazardous substances in electrical and electronic devices Conformity with these Directives is verified by compliance with the following ...

Page 105: ...e insulation device with safety class II CE mark Confirmation of conformity of the product with the appli cable EU directives and compliance with the essential requirements contained in these directives Electrical installation demands technical competence Metrology mark Confirmation of conformity of the product with Measurement Instruments Directive 2014 32 EU and compliance with the essential req...

Page 106: ...Technical data 8 2 Labels on the enclosure 7KT16 energy meter 104 Equipment Manual 09 2020 2514284147 04 ...

Page 107: ...7KT16 energy meter Equipment Manual 09 2020 2514284147 04 105 Dimensional drawings 9 9 1 Single phase device 9 2 Three phase device ...

Page 108: ...Dimensional drawings 9 2 Three phase device 7KT16 energy meter 106 Equipment Manual 09 2020 2514284147 04 ...

Page 109: ...ily destroyed or damaged by improper handling You must discharge your body electrostatically immediately before touching an electronic module To do this touch a conductive grounded object e g a bare metal part of a switch cabinet or the water pipe Always hold the component by the plastic enclosure Electronic modules should not be brought into contact with electrically insulating materials such as ...

Page 110: ...147 04 ESD workstation The diagrams below illustrate the required ESD protective measures for electrostatic sensitive devices ESD seat ESD standing position ESD seat and ESD standing position Protective measures a Conductive floor b ESD table c ESD footwear d ESD smock e ESD bracelet f Cubicle ground connection ...

Page 111: ... Next key 44 Measured values Single phase device 21 Three phase device 31 Measuring inputs Current measurement 17 Voltage measurement 18 MID conformity 102 MID approved 17 Modbus address table Single phase devices Continuous measured values Power values Energy counters Hour counter Status Three phase 5 A devices Continuous measured values Max measured variables HI Min measured variables LO Average...

Page 112: ...uctions 11 Safety related symbols 12 Single phase devices Navigation with front key 19 T Technical data Accuracy 99 Current input 99 Digital input 99 Enclosure 101 Environmental conditions 100 Input current 100 Input voltage 99 Insulation voltage 100 LED pulses 100 M Bus 102 RS 485 interface 101 S0 interface 101 Tariff input 101 Weight 99 Three phase 80 A devices Increase and Decrease keys 29 Next...

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Summary of Contents for Sentron 7KT PAC 1600

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Siemens Sentron 7KT PAC 1600, Equipment Manual, Page: 75 / 114

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Summary of Contents for Sentron 7KT PAC 1600

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