M57x User Manual
Contents
1. Secondary Volts AB BC CA SecVolls AB SecVolts SecVolts MLO0038 71 December 15 2011 Copyright 2011 Bitronics LLC Revision Date Changes By A 6 21 10 Original Issue DeMicco B 2 24 11 Many model specific and general 50 E DeMicco Series related changes see Version History in this manual or M650 User Manual Revision History for more detail 9 27 11 Passwords primary units added E DeMicco D 11 15 11 Corrected setup menu 5 4 DeMicco changed front panel IP rating to IP20 E 12 15 11 New screen shot for serial port E DeMicco added 4 1 3 Display Error Messages 72 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 73 ML0038 December 15 2011 Copyright 2011 Bitronics LLC NovaTech Bitronics D 3 Orion Bitronics LLC 261 Brodhead Road Bethlehem 18017 610 997 5100 Fax 610 997 5450 www novatechweb com bitranics2. Bitronics M350 3 Phase Ammeters amp Voltmeters User Manual Ween arr 4 December 15 2011 0038 Document Revision D 2011 by Bitronics LLC L Novalech Bitronics D 3 Orion ML0038 December 15 2011 Copyright 2011 Bitronics LLC TABLE OF CONTENTS 50 SERIES MANUAL SET VERSION HISTORY ABRIDGED CERTIFICATION INSTALLATION AND MAINTENANCE WARRANTY AND ASSISTANCE AUTHORIZED REPRESENTATIVE IN THE EUROPEAN UNION COPYRIGHT NOTICE TRADEMARKS SAFETY SECTION Health and safety Explanation of symbols and labels WARNING EMISSIONS CLASS A DEVICE EN55011 DECOMMISSIONING AND DISPOSAL 1 0 DESCRIPTION amp SPECIFICATIONS 1 Introduction 2 Features 3 Specification 4 Environment 1 1 1 2 0 PHYSICAL CONSTRUCTION amp MOUNTING 2 2 Initial Inspection 2 3 Protective Ground Earth Connections 2 4 Overcurrent Protection 2 5 Supply Mains Disconnect 2 6 Instrument Mounting 2 7 Cleaning 3 0 BACK PANEL amp WIRING 3 1 Auxiliary Power 3 1 1 Specifications 3 2 M350 V3 VT Inputs See Appendix A1 3 3 M350 CT Inputs See Appendix 3 4 Serial Ports See section 4 2 3 5 Ethernet 3 5 1 Network settings 3 52 Indicators Ethernet ACT amp Serial LEDs 3 5 3 Firmware upgrades Ethernet service port 4 0 OPERATION 4 1 Display 4 1 1 Ove
3. overhead lines cable systems etc Pollution Any degree of foreign matter solid liquid or gaseous that can result in a reduction of electric strength or surface resistivity of the insulation Pollution Degree 2 Only non conductive pollution occurs except that occasionally a temporary conductivity caused by condensation is to be expected 1 4 Environment Surge Withstand Capability Test For Protective Relays and Relay Systems ANSI IEEE C37 90 1 2002 2 5kV oscillatory wave and 4kV EFT ML0038 December 15 2011 Copyright 2011 Bitronics LLC 2 0 PHYSICAL CONSTRUCTION amp MOUNTING The M350 meters are packaged in rugged aluminum case specifically designed to meet the harsh conditions found in utility and industrial applications The Front panel view of the V3 3 phase voltmeter is shown in Figure 1 The A3 3 phase ammeter is not shown but would look similar indicating Amps for engineering units The mechanical dimensions of the M350 are shown in Figure 2 Figure 1 M350 V3 3 Phase Voltmeter Front View MLO0038 December 15 2011 Copyright 2011 Bitronics LLC 4 504177 0208 6 DIA 4 HOLES L 0400 0 rA 7 _ 5 23 133 4 50 177 10 32 F 06306 mm 1 3 mm m lt mm 0 30 8 3 38 86 93 97 101 6 22 158 Figure 2 Mounting and Overall Dimensions M350 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC 2 1 Installation WARNING INSTALLATION AND MA
4. 60Hz Operating Range 36 300V dc 55 275V ac 45 65Hz Burden 5W max 10VA max Display 3 lines of 5 digits Red LED 0 56 High 1 line backlit Engineering Units Red LED 0 20 High Backlit yellow LEDs provide category during setup Display Interface 4 buttons ML0038 December 15 2011 Copyright 2011 Bitronics LLC Input Signals CT Current Configuration 3 Inputs 3 Phase Currents IA IB IC Inputs A3 Nominal 5 Range 0 to10A rms continuous at all rated temperatures Overload Withstands 30Aac continuous 400Aac for 2 seconds Isolation 2500V ac minimum Burden 0 04VA 5 rms 60Hz 0 0016ohms 60 2 Frequency 45 65 Hz Configuration 4 Inputs Measures 1 Bus 3 or 4 Wire Voltage Inputs Nominal 120V ac v3 Range 0 to 150V rms System Voltage Intended for use on nominal system voltages up to 208 V rms phase to phase 120V rms phase to neutral Common Mode Reads to 400V peak any input to case ground Input Voltage Impedance gt 12 ohms input to case ground Voltage Withstand 2 5kV rms 1 input to case ground 2kV rms 1 input to input Frequency 45 65 Hz Sampling S Sample Rate 64 samples per cycle Data Update Rate Amps Volts Available every 100 ms Number of Bits 16 12 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Accuracies are specified at nominal Frequency
5. Minimum Voltage Demands are set to full scale 6 4 3 Demand Resets All demand values for current or voltage are reset simultaneously This can be accomplished via the front display or from a web browser 6 4 4 Demand Interval The M350 uses 900 seconds 15 minutes as the default demand interval for current in the A3 The default for average volts and average power measurements is 60 seconds in the The range of demand intervals is 10 to 9999 seconds These settings can be accomplished by using the front display or web server setup 58 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC 6 5 Heartbeat and Health Check M350 meters provide a Heartbeat State Counter Register that allows the user to determine the time between successive polls This counter will increment by the number of milliseconds that have elapsed since the last time the data was updated Another use of this register is as a visual indicator that the data is changing it allows users of certain MMIs to identify disruption in the polling of the instrument The Heartbeat State Counter is a full 32 bit counter that rolls over at 4 294 967 295 4 294 967 seconds The counter starts at zero on power up and is NOT stored in non volatile memory M350 meters have several self tests built in to ensure that the instrument is performing accurately The results of these self tests are available in the Health Check register which is a simple 16 bit binary value Each bit rep
6. Voltage 000 00 Phase C Average Voltage X Volts LED to right of the middle line will light up the AVG legend 00000 Phase A Maximum Average Volts 00000 Phase B Maximum Average Volts 00000 Phase C Maximum Average Volts X Volts LED to right of the top line will light up the MAX legend 00000 Phase A B Maximum Average Volts 00000 Phase B C Maximum Average Volts 00000 Phase C A Maximum Average Volts X Volts LED to right of the top line will light up the MAX legend 28 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 6 000 00 Phase Average Voltage2 000 00 Phase B C Average Voltage 000 00 Phase C A Average Voltage X Volts LED to right of the middle line will light up the AVG legend 7 00000 Phase Minimum Average Volts 00000 Phase B Minimum Average Volts 00000 Phase C Minimum Average Volts X Volts LED to right of the bottom line will light up the MIN legend 8 00000 Phase A B Minimum Average Volts 00000 Phase B C Minimum Average Volts 00000 Phase C A Minimum Average Volts X Volts LED to right of the bottom line will light up the MIN legend 9 00000 Phase A Secondary Volts 00000 Phase B Secondary Volts 00000 Phase C Secondary Volts SecVolts 10 00000 Phase A B Secondary Volts 00000 Phase B C Secondary Volts 00000 Phase C A Secondary Volts SecVolts 1 WYE meters only 2 DELTA meters only X indicates blank k ilo 29 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Enable D
7. and dielectric strength testing Insulation testing may leave capacitors charged up to a hazardous voltage At the end of each part of the test the voltage should be gradually reduced to zero to discharge capacitors before the test leads are disconnected Do not attempt to perform installation maintenance service or removal of this device without taking the necessary safety precautions to avoid shock hazards De energize all live circuit connections before work begins 9 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC A gt Fiber optic communication Where fiber optic communication devices are fitted these should not be viewed directly Optical power meters should be used to determine the operation or signal level of the device WARNING EMISSIONS CLASS A DEVICE EN55011 This is a Class A industrial device Operation of this device in a residential area may cause harmful interference which may require the user to take adequate measures DECOMMISSIONING AND DISPOSAL 1 Decommissioning The auxiliary supply circuit in the equipment may include capacitors across the supply or to ground earth To avoid electric shock or energy hazards after completely isolating the supplies to the meter both poles of any dc supply the capacitors should be safely discharged via the external terminals before decommissioning 2 Disposal It is recommended that incineration and disposal to watercourses is avoided The produ
8. every 5 seconds The quantities are refreshed once a second The backlit display at the bottom of the instrument indicates to the user what quantity is being displayed volts in V3 amps in A3 as well as the primary engineering units Kvolts in V3 Listed on the following pages are standard screens available in the M350 Configurable screen enable settings are provided through the web server allowing the user to enable or disable each of the display screens in order to view only a selected subset of all the measurements the meter is capable of displaying The following screens are enabled by default A3 Ammeter Amps A B C default home screen Demand Amps V3 Voltmeter Volts AN BN CN default home screen Volts AB BC CA 27 ML0038 December 15 2011 Copyright 2011 Bitronics LLC DISPLAY SCREENS Format Quantity 00000 Phase A Amperes 00000 Phase B Amperes 00000 Phase C Amperes Amps 000 00 Phase A Amps Demand 000 00 Phase B Amps Demand 000 00 Phase C Amps Demand Amps LED to right of the middle line will light up the AVG legend 00000 Phase A Maximum Amperes Demand 00000 Phase B Maximum Amperes Demand 00000 Phase C Maximum Amperes Demand Amps LED to right of the top line will light up the MAX legend 00000 Phase A Volts 00000 Phase B Volts 00000 Phase C Volts X Volts 00000 Phase A B Volts 00000 Phase B C Volts 00000 Phase C A Volts X Volts 000 00 Phase A Average Voltage 000 00 Phase B Average
9. flash memory Contact This page indicates how to contact Bitronics NOTE Some screen shots shown below may not exactly match the appearance of those from your actual meter 42 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Data 350 V3 Two Views Instantaneous Demands oBitronics Homo MEE Foss somnos conac Instantaneous Instantaneous Demands 000 vat 000 43 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Data 350 Two Views Instantaneous Demands Bitronics Contact Instantaneous Demands 0000 0000 0000 Resets Sens Contact Instantaneous Demands Phase 0000 0000 9000 0000 Ari Resets page M350 A3 From this page select the quantity to be reset and click oBitronics Home Dats Settings Contact 44 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Settings Click on of the settings categories Identity Input Network Serial Port Protocol Screen Enable Load Store Settings Password Security or Firmware Upload to be taken to the next page Bitronics Home Daa Resets D contact 254 Brodhead Beier 18017 USA 1610297 5100 45 0038 December 15 2011 Copyright 2011 Bitronics LLC Settings Selections From the Settings page screen you can select one of the follo
10. screen The factory default home screen will be Amps A B C for M350 A3 If a user enables or disables screens via the front display buttons from Setup Mode Scrn Ena then the home screen will automatically become the 13 enabled screen The home screen can be setup as any one of the enabled screens by simultaneously pressing the Home Enter and Toggle Exit buttons when on the desired screen and can also be done through the web server Settings tab Table 1 Button Functions Button Display Mode Function Setup Mode Function Up Arrow Next measurement value Next menu item Down Arrow Previous Previous menu item measurement value or Y Yes when prompted Home Enter Scroll to designated home Screen Enter selected submenu or configuration item or increments the highlighted digit when entering number or IP address or N No when prompted Exits current menu selection and moves up to next higher menu level Toggle Exit Toggle Auto Scroll On Off Returns to display mode on exit from main setup menu Combination Up and Exit keys Combination Up and Down Keys Combination Home Enter Toggle Exit keys Enter Setup Mode Resets and configuration setting are done in the setup menu Resets Demand Values Designate the displayed screen as Home Screen Resets are found in setup menu 32 MLO0038 December 15 2011 Copy
11. the DNP User s Group DNP DNP3 The following are trademarks or registered trademarks of Schneider Automation Inc MODSOFT Modicon Modbus Plus Modbus Compact 984 PLC ML0038 December 15 2011 Copyright 2011 Bitronics LLC SECTION This Safety Section should be read before work equipment Health and safety The information in the Safety Section of the product documentation is intended to ensure that products are properly installed and handled in order to maintain them in a safe condition It is assumed that everyone who will be associated with the equipment will be familiar with the contents of the Safety Section Explanation of symbols and labels The meaning of symbols and labels that may be used on the equipment or in the product documentation is given below Caution refer to product documentotion Caution risk of electric shock Protective Condudor Terminal Safely Ground Earth Functional Ground Earth Terminal Installing Commissioning and Servicing Equipment connections Personnel undertaking installation commissioning or servicing work on this equipment should be aware of the correct working procedures to ensure safety The product documentation should be consulted before installing commissioning or servicing the equipment Terminals exposed during installation commissioning and maintenance may present a hazardous voltage unless the equipment is electri
12. the next few pages Default values are shown M350 configuration changes require the unit to be rebooted Configuration settings for the M350 are stored in flash memory 46 ML0038 December 15 2011 Copyright 2011 Bitronics LLC oBitronics m MEE Appir Input M350 A3 Shown Bitronics Home Dea Resets Satinas 5000 seconda 5 ML0038 December 15 2011 47 Copyright 2011 Bitronics LLC Network oBitronics Hostname hostname 192 1680 171 19216201 ik 2552552550 boy Restore 48 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Serial if option 5 Home Reses P Satinas Serial Pon Setta Pot Diagnostics Apply Protocol Selection if Option ordered First select between Modbus DNP3 You will then select Optimal Resolution default or Primary Units Next you will choose a session Under Type there will be 4 different selections for Modbus and 3 for DNP3 Under Modbus the options are Disabled TCP ASCII or RTU For DNP3 the selections are Disabled Serial TCP or UDP Under clicking on the Advanced button reveals more advanced functions that may or may not need to be changed Clicking on the Basic button hides the advanced functions A detailed description of the setup parameters for Modbus and DNP3 can be found in the Appendix o
13. with negligible burden to ensure that the user s external CT circuit can t ever open circuit even under extreme fault conditions Grounding of CT signals per ANSI IEEE C57 13 3 1983 is required 3 4 Serial Ports See section 4 2 The M350 meters are equipped with an optional serial port The port is software user configurable for RS 232 or RS 485 The RS 232 drivers support full and half duplex modes See Figures 7 8 for signal assignments 3 5 Ethernet 21 ML0038 December 15 2011 Copyright 2011 Bitronics LLC The 350 Ethernet port meets or exceeds all requirements ANSI IEEE Std 802 3 IEC 8802 3 2000 and additionally meets the requirements of part 8 1 TCP IP T profile for physical layer 1 Ethernet copper interface M350 meters are offered with a standard Ethernet 10 100 Megabit Mb RJ45 copper interface 1OBASE T and 100BASE TX which automatically selects the most appropriate operating conditions via auto negotiation This interface is capable of operating either as half duplex compatible with all Ethernet infrastructure or full duplex interfaces which allow a potential doubling of network traffic Note that the meters come with the port setup as a service port with Modbus TCP IP or DNP3 TCP IP or UDP software offered as an option An option to replace the standard RJ45 port with a MT RJ 100BASE FX fiber port also exists operating at 1300 nm far infra red full duplex If needed adapters are available to convert t
14. 2010 05 14 V1 040 2010 06 17 V1 050 2010 07 14 V1 060 2010 07 20 V1 070 2010 08 03 V1 090 2010 10 27 V2 010 2011 02 18 V3 000 2011 09 08 V3 020 2011 09 28 V3 030 2011 12 13 ML0038 M650M3x51x models with firmware download capability Add 0 1mA add per phase power demands to protocols Add M350 models add configurable display screens Add secondary volts screens more info to front panel menu Add support for B3 models Add support for 1 input and 4 20mA output Add support for M651 models Add support for configurable points registers Add support for M653 models split core CTs passwords DNP3 events Class 1 2 3 Reads Primary Units Production support changes Modbus and DNP serial address settings configurable in front panel menu error reporting on front panel display 5 December 15 2011 Copyright 2011 Bitronics LLC CERTIFICATION Bitronics LLC certifies that the calibration of our products is based on measurements using equipment whose calibration is traceable to the United States National Institute of Standards Technology NIST INSTALLATION AND MAINTENANCE Bitronics LLC products are designed for ease of installation and maintenance As with any product of this nature installation and maintenance can present electrical hazards and should be performed only by properly trained and qualified personnel If the equipment is used in a manner not specified by Bitronics LLC the protection provided by the equipment may be impai
15. 25 unless otherwise noted Unless noted all values are RMS and include Harmonics to the 63rd minimum Voltage AC Better than 0 1 of reading 20 to 150 V rms input to case 25ppm DegC Current Better than 0 1 of reading 100uA gt 0 5A to 10 0A 20C to 70C Better than 0 1 of reading 250uA 0 05A to 0 5A 20C to 70C Communication Ports Serial option RS 232 RS 485 Software configurable ports Baud rate 9600 bps to 115 2 kbps Ethernet Single port copper 10 100 Base TX standard Single port MT RJ fiber 100 Base FX option Analog Transducer Outputs option Refer to section 7 0 for specifications Either the serial port or analog output may be ordered as an option but not both Environmental Operating Temperature 40C to 70C Relative Humidity 0 95 non condensing Installation Category IC III Distribution Level Refer to definitions below Pollution Degree Pollution Degree 2 Refer to definitions below Enclosure Protection to IEC60529 2001 Front Panel IP 20 Rear IP 20 When equipment is mounted in an appropriately rated protective enclosure to NEMA or IP protection classifications as required for the installation Ratings are applicable for enclosure category 2 see definitions Altitude Up to and including 2000m above sea level Intended Use Indoor use Indoor Outdoor use when mount
16. INTENANCE SHOULD ONLY PERFORMED BY PROPERLY TRAINED OR QUALIFIED PERSONNEL 2 2 Initial Inspection Bitronics instruments are carefully checked and burned in at the factory before shipment Damage can occur however so please check the instrument for shipping damage as it is unpacked Notify Bitronics LLC immediately if any damage has occurred and save any damaged shipping containers 2 3 Protective Ground Earth Connections The device must be connected to Protected Earth Ground The minimum Protective Ground wire size is 2 5 12 AWG Bitronics LLC recommends that all grounding be performed in accordance with ANSI IEEE C57 13 3 1983 2 4 Overcurrent Protection To maintain the safety features of this product a 3 Ampere time delay T fuse must be connected in series with the ungrounded non earthed hot side of the supply input prior to installation The fuse must carry a voltage rating appropriate for the power system on which it is to be used A 3 Ampere slow blow UL Listed fuse in an appropriate fuse holder should be used in order to maintain any UL product approval 2 5 Supply Mains Disconnect Equipment shall be provided with a Supply Mains Disconnect that can be actuated by the operator and simultaneously open both sides of the mains input line The Disconnect should be UL Recognized in order to maintain any UL product approval The Disconnect should be acceptable for the application and adequately rated for the equipme
17. N UNION NovaTech Europe BVBA Kontichsesteenweg 71 2630 Aartselaar Belgium T 32 3 458 0807 32 3 458 1817 E info europe novatechps com This manual is copyrighted all rights are reserved The distribution sale this manual is intended for the use of the original purchaser or his agents This document may not in whole or part be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form without prior consent of Bitronics LLC except for use by the original purchaser The product described by this manual contains hardware and software that is protected by copyrights owned by one or more of the following entities Bitronics LLC 261 Brodhead Road Bethlehem PA 18017 Schneider Automation Inc One High Street North Andover MA 01845 Triangle MicroWorks Inc 2213 Middlefield Court Raleigh NC 27615 Freescale Semiconductor Inc 6501 William Cannon Drive West Austin TX 78735 gzip inflation uses code Copyright 2002 2008 Mark Adler inarp uses WinPcap which is Copyright 1999 2005 NetGroup Politecnico di Torino Italy and 2005 2010 CACE Technologies Davis California TRADEMARKS The following are trademarks or registered trademarks of Bitronics LLC Bitronics logo Bitronics PowerPlex Triplex MultiComm PowerServe SubCycle Technology SubCycleStuf The following are trademarks or registered trademarks of
18. Quantity Phase Reference Function M350 A3 Amperes Phase Present Max 57 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC Meter Demand Quantity Function Phase Neutral M350 V3 Volts Phase Phase Present Max Min 6 4 1 Ampere Demand M350 Present Ampere Demands are calculated via the instantaneous measurement data used to calculate the per phase Amperes Upon power up all Present Ampere Demands are reset to zero Maximum Ampere are initialized to the maximum values recalled from non volatile memory Upon Ampere Demand Reset all per phase Present and Maximum Ampere Demands are set to zero 6 4 2 Volt Demand M350 V3 Present Volt Demands are calculated via the instantaneous measurement data used to calculate the per phase Volts Upon power up all Present Volt Demands are reset to zero The Maximum Volt Demands and Minimum Volt Demands are initialized to the minimum and maximum values recalled from non volatile memory In order to prevent the recording of false minimums a new Minimum Volt Demand will not be stored unless two criteria are met First the instantaneous voltage for that particular phase must be greater than 20 secondary Second the Present Demand for that particular phase must have dipped Present Demand value must be less than previous Present Demand value Upon Voltage Demand Reset all per phase Maximum Voltage Demands are set to zero
19. RIS 4 8 CTS 5 9 RI 22 RS 232C to Modem DB9M RS 232C to Modem DB25M DB9 MALE DB25 MALE connected to connected to SERIAL PORT Modem DCE SERIAL PORT Modem DCE TXD 19 3 TXD 19 TXD 2 RXD 18 2 18 RXD 3 RTS 17 5 RIS 17 GND 7 CTS 16 4 CIS 16 4 DTR 20 SHLD 15 6 SHLD 15 DSR 6 GND 14 1 GND 14 DCD 8 7 RTS 4 8 CTS 5 9 RI 22 The cable should be Belden 9842 or equivalent The maximum cable length for RS 232 is 50 ft 15m 10000681 Figure 8 RS 232 Cable Wiring Diagram 36 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 5 0 FUNCTIONAL DESCRIPTION 5 1 Configuration Setup of the M350 meters is most easily performed using the web interface via the Ethernet service port Basic configuration can also be handled from the front display by entering the setup mode 5 2 HTML Web Server The M350 incorporates an internet compatible HTML web page 5 3 Passwords Passwords can be setup through the web interface in the 50 Series for use in controlling access to configuration and other functions available through the Ethernet port or the front panel display Passwords may be comprised of the 95 printable ASCII characters as defined by http en wikipedia org wiki ASCII ASCII printable characters which includes 0 9 a z A Z and special characters Passwords may have maximum length of 20 characters and a minimum of 1 character Passwords prompts may be disabled by leaving the new password field blank and cl
20. cally isolated 8 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC If there unlocked access to the equipment should taken to avoid electric shock or energy hazards Voltage and current connections should be made using insulated crimp terminations to ensure that terminal block insulation requirements are maintained for safety To ensure that wires are correctly terminated the correct crimp terminal and tool for the wire size should be used Before energizing the equipment it must be grounded earthed using the protective ground earth terminal or the appropriate termination of the supply plug in the case of plug connected equipment Omitting or disconnecting the equipment ground earth may cause a safety hazard The recommended minimum ground earth wire size is 2 5 mm 12 AWG unless otherwise stated in the technical data section of the product documentation Before energizing the equipment the following should be checked Voltage rating and polarity CT circuit rating and integrity of connections Protective fuse rating Integrity of ground earth connection where applicable Equipment operating conditions The equipment should be operated within the specified electrical and environmental limits Current transformer circuits Do not open the secondary circuit of a live CT since the high voltage produced may be lethal to personnel and could damage insulation Insulation
21. ce Shown LOAD BUS 1 V1 ABC LOAD Figure 11 Voltage Signal Connections M350 V3 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 2 1 2 Element WYE Connection Shown with Phase B Voltage Missing BUS 1 V1 ABCN AFH conter ro STANON ale T A A GROUND VT CIRCUITS ACCORDING IFFF STD 57 13 3 2005 LOAD Element 4 Wire WYE Connection A A GROUND VT CIRCUITS ACCORDING EFT 2005 LOAD Figure 11 Voltage Signal Connections M350 V3 65 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Typical Connection 10000 VT voltage connections are not functional in ammeter BUS 1 V1 POWER SUPPLY connect 10 STATION AUX Figure 12 Current Signal Connections M350 66 ML0038 December 15 2011 Copyright 2011 Bitronics LLC A2 Ethernet Troubleshooting If the Link LED fails to illuminate this is an indication that there is trouble with the connection and communication will not proceed without solving the problem If a copper connection is used between the M350 and the hub switch check the following items 1 Verify that the connect
22. ct should be disposed of in a safe manner Any products containing batteries should have them removed before disposal taking precautions to avoid short circuits Particular regulations within the country of operation may apply to the disposal of lithium batteries ML0038 December 15 2011 Copyright 2011 Bitronics LLC 1 0 DESCRIPTION amp SPECIFICATIONS 1 1 Introduction The 350 family 3 phase ammeters and voltmeters provides range measurement and communications capabilities for 3 phase metering They offer an outstanding display superior communications flexibility and easy setup The following Model M350 meter types are covered in this manual Ammeter 3 Phase V3 Voltmeter 3 Phase 1 2 Features 3 phase amps amp demand A3 or 3 phase voltages with min max avg V3 Updates every 100ms DNP3 or Modbus protocol available via configurable RS 232 RS 485 serial port Available Ethernet protocol support for DNP3 TCP UDP or Modbus TCP Web Based configuration via Ethernet service port Wide range universal power supply Rugged aluminum case One V3 model covers all wiring options for phase to phase and phase to neutral Standard 4 round meter 10 3 line at once easy to read long life LED displays 11 Ultimate precision with five digits per line 12 Easy setup and scrolling from front display with Touch Sense buttons Power Supply Input Voltage Nominal 48 250V dc 69 240V ac 50
23. e 4 to 20mA Resolution 1 1uA Max Loop Voltage 40Vdc Max Voltage Drop 2 3V 20mA 4 20 Internal Loop Supply Max Output Voltage 6V 60mA Accuracy 0 25 of Full Scale Input Data Update Rate poll rate 100ms minimum 7 3 Connections The connections for the 0 1mA output option are shown in figure 9 while the connections for the 4 20 mA with external and internal loop are shown in figure 10 61 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 0 1mA Transducer Output Connections D Figure 9 0 1mA Transducer Output Connections A3 Shown 62 0038 December 15 2011 Copyright 2011 Bitronics LLC 4 20mA Transducer Output Connections External Loop Supply suona LOOP SUPPLY 40Vde MAXIMUM e NOTE COM PIN 4 INTERNALLY CONNECTED 5 CHASSIS GROUND 4 20mA Transducer Output Connections internal Loop Supply as LOAD NOTE COR PN 4 INTERNALLY CONNECTED CHASSIS GROUND Figure 10 4 20mA Transducer Output Connections A3 Shown 63 0038 December 15 2011 Copyright 2011 Bitronics LLC APPENDIX A1 Connection Diagrams 2 Element Wire DELTA Connection Phase A Reference Shown BUS 1 V1 ABC E POWER sien 2 Element Wire DELTA Connection Phase B Referen
24. ed in an appropriately rated protective enclosure to or IP protection classifications as required for the installation Class 1 equipment to IEC61140 2001 ML0038 13 December 15 2011 Copyright 2011 Bitronics LLC Physical Connections Current 10 32 Studs for current inputs Recommended Torque 12 In Lbs 1 36 N m Voltage Terminal Block accepts 22 10 AWG 0 35 to 5 wire or terminal lugs up to 0 375 VT amp 9 53mm wide Precautions must be taken to prevent shorting of lugs at the terminal block AUX A minimum distance of 1 8 3mm is recommended between uninsulated lugs to maintain PWR insulation requirements Recommended Torque 9 In Lbs 1 02 N m Serial 6 position removable terminal block accepts 26 14AWG solid or 26 12 AWG stranded wire Port Recommended Torque 7 165 0 79 N m Ethernet RJ45 8 position modular jack Category 5 for copper connection 100m 328 ft UTP unshielded twisted pair cable Weight 1 8 Ibs 8 kg typical Size Industry standard 4 round case 7 0 inches long ML0038 December 15 2011 Copyright 2011 Bitronics LLC Definitions Enclosure Category 2 Enclosures where no pressure difference relative to the surrounding air is present Installation Category Overvoltage Category Distribution Level fixed installation with smaller transient overvoltages than those at the primary supply level
25. f the respective protocol manuals There are both fixed and configurable register point lists Please refer to the appropriate protocol manual for more information regarding how to view or edit the register point list 49 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC Bitronics Alias Prio Home Daa Resets Satinas Protocol e sts per coun mas per count jks per coun cow ats per count Esau Cre TP 0000 Modbus DNP3 50 ML0038 December 15 2011 Copyright 2011 Bitronics LLC DNP Serial ML0038 December 15 2011 DNP TCP 51 Copyright 2011 Bitronics LLC Bitronics Modbus RTU Vegan Modbus 52 0038 December 15 2011 Copyright 2011 Bitronics LLC Bitronics Home Dela Resets Contact 8 8 8 8 check Apply Besse Analog Output if option ordered M350 V3 Shown oBitronics Home Daa Resets o Setings Analog Quipu Measuremen RMS Volts A RMS Vols S 0000 11500 x RMS 0000 150 Apply Restore 53 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Load Store Device Settings oBitronics Home Dati Contact Seti Sating
26. factory for repair Protocol CFG Instrument protocol configuration Reset Configuration be corrupted and inaccurate This may configuration Error cause communication errors Firmware FLASH Will be displayed during download and Reboot meter Download in will disappear shortly after user reboots when prompted Progress meter 33 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC 4 2 Serial Port This port when ordered can be set to RS 232 or RS 485 and support baud rates up to 115200 Set up of the Serial Port can be accomplished by using a web browser connected to the Ethernet port or via the front display buttons Setup menu 1 Serial The default configuration for the serial ports is Serial Port Default Setting Protocol Physical Media Serial cable requirements for RS485 connection Tie RS 485 cable shields pin 15 to earth ground at one point in system The recommended torque ratings for the terminal block wire fasteners are listed in the Physical Specifications table section 1 3 Transient Voltage Suppressor TVS clamp devices are used on the serial port as the method of protection The serial port is clamped to a voltage of 16 7 18 5V nominal 24 46V max The clamps are rated for a peak pulse current of 24 6 max 4 2 1 RS485 Connections Note that various protocols and services have different port connection requirements When making connections to serial ports for Modbus or DNP3 o
27. has created a utility program to request the IP address for a specific MAC address on an Ethernet network This program can be used with the M650 as well The program is available on the company website http www novatechweb com download cfm filename 2fftp 2fdocuments 2fpremium 2fBitro nics Software 2finarp zip The program uses the Inverse Address Recognition Protocol to perform the lookup and thus is called inarp The InARP protocol definition can be found at www apps ietf org rfc rfe2390 htm The inarp utility can also scan an Ethernet network for a range of MAC addresses printing the IP address for any devices which respond Currently the only Bitronics devices which respond to inarp are 50 Series products with a release code gt 2 00 0 The general form of inarp is defined below followed by some usage examples inarp usage inarp 4 ipaddr n lt cnt gt p lt ms gt v lt mac spec gt where ipaddr interface ip address default is 1st Ethernet interface cnt count of addresses to poll default 1 ms period between polls 100ms 23 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC lt mac spec gt lt 6ByteMac gt lt 3 5 ByteMac gt lt macRangeName gt lt 6ByteMac gt cnt can specify a range to scan 5ByteMac x default cnt is 256 lt 3ByteMac gt default lt cnt gt is 16 777 216 lt macRangeName gt 50series 50Series MAC ba
28. he MT RJ to ST connectors the same that are used in the Bitronics 70 Series 3 5 1 Network settings The M350 meters come preconfigured for interconnection to an HTML web server with default settings for IP address SUBNET mask and ROUTER GATEWAY address IP Addres Subnet mask Router Gateway Address 192 168 0 171 255 255 255 0 192 168 0 1 It is very important that the network have no duplicate IP addresses so an IP address conflict is NOT created for your network It is recommended to perform your initial setup for network addresses using the front buttons on the meter unless it is known that the default preconfigured IP address is not already an assigned address on your network Changing the stored Configuration of these network addresses may be accomplished by using one of the following methods Enter Network addresses using the meter s front buttons Refer to the section in this manual on Navigating the M350 s setup menu from the Front panel for further instruction regarding the button sequence you will use to scroll through the menu structure This will provide a handy menu tree Activate the setup mode using the front buttons on the meter by pressing the Up Toggle Exit buttons simultaneously Scroll to menu selection 1 3 NET Network in order to change the Network settings Enter an IP address that you know is an unassigned address for your network You can ping the IP address to make sure it is not alread
29. icking the Change Password button The default password from the factory is aaaa The password is used to authenticate a session when prompted The session authentication will last until the user clicks the Log Out link on the upper right corner of the Web Interface or after five minutes elapses Authentication will be required when attempting the following actions Resetting demand and energy values on the Web Interface Resets page Applying changes to any settings on the Web Interface Settings tab Uploading new firmware on the Firmware Upload page Changing the password on the Password Security page Rebooting the IED The Password Security page includes the Front Panel Configuration Lock which may be used to prevent access to the following actions Setup Mode on the Front Panel see section 5 4 Demand Resets from the Front Panel section 6 4 3 Home Screen selection from the Front Panel section 4 1 2 If these options are attempted while the lock is enabled the message Locked will be briefly displayed on the front panel alphanumeric display for M65x or LOC on the middle seven segment display for M350 37 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC Change Password New Password Retype New Password Note Submit a blank password to disable password protection Front Panel Configuration Lock Unlocked Locked 38 ML0038 December 15 2011 Copyright 2011 Bitronic
30. ight 2011 Bitronics LLC New versions of firmware may be released by Bitronics from time to time either to add new functionality or to correct errors in code that may have escaped detection prior to commercial release Consult the factory for detailed information pertaining to the availability of firmware upgrades In cases such as this it is desirable to support a mechanism for new firmware to be installed remotely The ability to upgrade Firmware is done over the Ethernet port The M350 family utilizes a page in the Web Server interface to upload and install new firmware A password protected hyperlink is provided from the Configuration Settings Page that navigates to the Firmware Upload page First obtain a copy of the firmware image The firmware image is a binary file less than 1 MB in length that can be attached to email distributed on a CD or downloaded from an FTP site as circumstances dictate Place a copy of the firmware image on your computer then access the upload page from the Firmware Upload link on the Configuration Settings page This will take you to the firmware upload page which looks like the screen capture in Figure 4 Upload Bhsnles Web Windows Qe hesunszasao ankaka De pk dee ttis Bitronics image fl 0_ 1 Figure 4 Bitronics 350 Firmware Upload Once the Firmware Upload page is
31. isable Display Mode Screens via the Web Server The screens that are displayed in the scrolling mode can be programmed ENABLED DISABLED by the user This programming can be done through the web server Refer to section 5 5 From the web page select the Settings tab then click on Screen Enable in the menu list 30 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 4 1 1 Overview Buttons Functions Toggle deris Move up and down Sera On and of throught T splay the punon press stop sec Sera trough Soren Home S cooling ho trst Button press wil Stop the sealing 1 Figure 5 Button functions for Display n ger up and down rows rome N iNJ Wen prompted Soup w nts upon pressing combination of Up Araw an Ext Figure 6 Button functions in Set up Mode ML0038 December 15 2011 Copyright 2011 Bitronics LLC 4 1 2 Keypad Functions for Display Measurements screens may be stepped through manually by pushing the up and down arrow keys Pushing the Toggle Exit key turns the scroll function off and on When the scroll function is activated the measurement screens will automatically step through the user defined screens Auto scroll state ON OFF is stored in non volatile memory Pressing the Home Enter key will bring up the home
32. it is passed Exit to menu How to Enter an IP address Increment highlighted digit by 1 Highlight Previous Next digit Numbers scroll left and right to follow highlighted digit Exit to Network menu ML0038 December 15 2011 41 Copyright 2011 Bitronics LLC 5 5 Performing set up through the web interface This section will assume you are able to use the factory default IP address of 192 168 0 171 to connect to the web page using an HTML web server If this is not AN the case you may need to refer to section 3 5 1 Network settings and the previous section Navigating the M350 s setup menu from the Front panel to change your network configuration settings Enter the M350 s IP address into your internet browser to connect with the M350 web page interface Internet browsers supported are Firefox Internet Explorer Safari and Google Chrome The Home page screen should appear as shown below Home page M350 V3 Bitronics name 5 11 Votmeter 7 n os 200 Addres 102 1680171 00004 03000 From the home screen you select from the following tabs Data This page displays current data measurements Resets This page allows certain quantities to be reset Settings This page allows the user to change the configuration settings Making M350 configuration changes require the unit to be rebooted Configuration settings for the M350 are stored in
33. n internal non volatile memory All measurements are presented in primary units based on these ratios Please note that the value entered via the front display should be the result of the division of the primary value by 5 For example for a ratio 6000 5 you would enter a value of 1200 through the front display The web interface allows you to choose either 1A or 5A for the denominator and the primary value is entered directly The PT ratio is to 1 when entering through the front display The web allows other denominators 110 115 or 120 to be used Refer to the appropriate protocol manual for more information on changing transformer ratios 6 2 Current M350 A3 The M350 has three current inputs with an internal CT on each channel These inputs can read to 2x nominal 2 for 1 input 10 for input symmetrical under all temperature and input frequency conditions No range switching is used allowing a high dynamic range The current signals are transformer coupled providing a true differential current signal Additionally a continuous DC removal is performed on all current inputs Instrument Transformer Ratios can be entered for each current input as described above 6 3 Voltage Channels M350 V3 All voltage inputs are measured relative to a common reference level essentially panel ground See Appendix 1 for input connection information Common mode signals can be removed by signal processing algorithm
34. nt 2 6 Instrument Mounting The instrument may be mounted into a standard 4 round panel opening as shown in Figure 2 The unit will mount through the 4 inch round panel opening from the front Align the four 10 32 studs attached to the flange with their appropriate mounting holes as shown by the panel hole pattern Use four 10 32 nuts with lock washers applied onto the studs from the back side of the panel Make sure that any paint or other coatings on the panel do not prevent electrical contact WARNING DO NOT over tighten the nuts on the mounting studs HAND tighten with a standard nut driver 12 inch pounds is recommended MAXIMUM torque is 15 inch pounds MLO0038 December 15 2011 Copyright 2011 Bitronics LLC Several instruments may be mounted on 19 Rack panel if desired Three units will fit side by side on a standard 5 25 high panel Figure 2 indicates the dimensions of the panel hole cutout Leave adequate space surrounding the instrument when determining mounting arrangements 2 7 Cleaning Cleaning the exterior of the instrument shall be limited to the wiping of the instrument using a soft damp cloth applicator with cleaning agents that are not alcohol based and are non flammable and non explosive ML0038 December 15 2011 Copyright 2011 Bitronics LLC 3 0 BACK PANEL amp WIRING The rear view of the M350 A3 with optional serial port is shown in figure 3 Please note that voltage terminals 3 6 are not ac
35. ors are fully engaged on each end 2 Verify that the cable used is a straight through cable connected to a normal port Alternatively a cross over cable could be connected to an uplink port this could later cause confusion and is not recommended Verify that both the M350 and hub switch are powered Try another cable If a long CAT 5 cable is used verify that is has never been kinked Kinking can cause internal discontinuities in the cable 6 If a copper connection is used to an external fiber converter 7 Verify that the LINK LED on the converter is lit on at least one side Both sides need to be lit for a valid connection to be established 8 Atleast one brand of converters will not output an optical idle unless it receives a forced 10 Mb copper link pulse for some reason auto negotiation pulses confuse it Some hubs switches will not output an optical idle unless they receive an optical idle This then inhibits the converter from outputting a copper link pulse enabling the M350 to link In this condition no device completes the link 9 Verify that the fiber converter s and or fiber hub switch are matched for the same type of fiber connections A 100BASE FX port will NEVER inter operate with the 10BASE FL port fiber auto negotiation does not exist 10 On the fiber connection try swapping the transmit and receive connector one end 11 Verify that the fiber converter s and or fiber hub switch use the proper o
36. ptical wavelength 100BASE FX should be 1300 nm pulo 67 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 68 ML0038 December 15 2011 Copyright 2011 Bitronics LLC A3 M350 Display Screens Visual Representa M350 A3 Screen ESSE 0038 December 15 2011 Amps A Phase Amps Phase B Amps Phase C Amps Amps Dmd Amps Dmd Amps B Dmd Demand Amps A B C Demand Amps Demand Amps Demand Amps 69 Copyright 2011 Bitronics LLC M350 V3 Screen MLO0038 Volts AN BN CN pm Volts Volts B Volts Volts AB BC Average Volts AN BN CN Volts AB Volts BC Volts CA Volts Volts Volts Max Average Volts AN BN CN Volts A Volts Volts Min Average Volts AN BN CN December 15 2011 70 Volts A Volts B Volts Copyright 2011 Bitronics LLC Average Volts AB Volis AB Volis Volts Max Average Volts AB BC ll Volis Volts BC Volis CA Min Average Volts AB BC CA Volis AB Volts BC Volts CA Secondary Volts AN BN 10 SecVolts A SecVolts SecVolis
37. re Demand Amps A B C Factory Version Software 59 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC Available Measurements Factory Version Hardware Health Factory Version Software Heartbeat Health Meter Type Heartbeat Protocol Version Meter Type PT Scale Factor Protocol Version PT Scale Factor Divisor Volts AN BN CN AB BC CA 6 7 Calibration Routine re calibration is not recommended or required A field calibration check every few years is a good assurance of proper operation 6 8 Instantaneous Measurement Principles The M350 measures all signals at an effective rate of 64 samples cycle accommodating fundamental signal frequencies from 45 to 65Hz depending on model Samples of all bus signals are taken using a 16 Bit A D converter effectively creating 64 snapshots of the system voltage or current per cycle 60 0038 December 15 2011 Copyright 2011 Bitronics LLC 7 0 ANALOG TRANSDUCER OUTPUT OPTION 7 1 Introduction The Transducer Output options 0 1 mA or 4 20 mA feature 3 separate outputs each with two terminals one which provides a unique return path for each output 7 2 Specifications Outputs bi directional 0 1mA active or 4 20mA loop powered passive 0 1mA Current Range Output Range 0 to 1mA into 10K ohms or less Overload to 2 1mA into 5K ohms or less Resolution 0 220 Output Resistance 500 ohm 4 20mA Current Range Output Rang
38. red In order to maintain UL recognition the following Conditions of Acceptability shall apply a After installation all hazardous live parts shall be protected from contact by personnel or enclosed in a suitable enclosure WARRANTY AND ASSISTANCE This product is warranted against defects in materials and workmanship for a period of thirty six 36 months from the date of their original shipment from the factory Products repaired at the factory are likewise warranted for eighteen 18 months from the date the repaired product is shipped or for the remainder of the product s original warranty whichever is greater Obligation under this warranty is limited to repairing or replacing at our designated facility any part or parts that our examination shows to be defective Warranties only apply to products subject to normal use and service There are no warranties obligations liabilities for consequential damages or other liabilities on the part of Bitronics LLC except this warranty covering the repair of defective materials The warranties of merchantability and fitness for a particular purpose are expressly excluded For assistance contact Bitronics LLC at Telephone 610 997 5100 Fax 610 997 5450 Email bitronics novatechweb com Website www novatechweb com bitronics Shipping 261 Brodhead Road Bethlehem PA 18017 8698 USA 6 ML0038 December 15 2011 Copyright 2011 Bitronics LLC AUTHORIZED REPRESENTATIVE IN THE EUROPEA
39. resents the results of a particular self test with 0 indicating the test was passed and 1 indicating the test was failed If Health status failures occur the meter may have experienced an operational failure The table below provides a reference of error codes The Health Check value shown in the M350 web live data page is a hexadecimal representation of the binary value For example a Health Check value of 0000 0014 is the equivalent of the binary value 000000000010100 The 1 shown in bit 2 and bit 4 represents a failed test in those bits which indicates a checksum error for both the gain and phase on the calibration Contact the factory for further instructions Health Check Error Codes Bit Description 0 Checksum error on analog output either 0 1 or 4 20 calibration constants 2 Checksum error on gain calibration of inputs 4 Checksum error on phase calibration of inputs 12 Indicates firmware download in progress and measurements are offline 6 6 List of Available Measurements amp Settings Please note that not all measurements are available in every M350 model Available Measurements A3 v3 Amps B C Average Volts AN BN CN AB BC CA Class 0 Response Setup Average Max Volts AN BN CN AB BC CA CT Scale Factor Average Min Volts AN BN CN AB BC CT Scale Factor Divisor Class 0 Response Setup Demand Max Amps A Factory Version Hardwa
40. right 2011 Bitronics LLC 4 1 3 Display Error Messages Error messages from self test are shown on the display The table below summarizes the errors and the messages displayed SELF TEST RESULT SUMMARY FOR 50 SERIES DEVICES Fault Fault Effects of Fault Corrective Indication Display Oveflow isplay leasured quantity is too large be orrect fault flashes displayed Communication option external to 9999 output may still be accurate if overload instrument does not exceed meter input ratings Input gain CAL Calibration constants for the input gain Return to factory calibration are in error The display and the for repair checksum error communication option output are reduced in accuracy to approximately 3 Input phase P CAL Calibration constants for the phase are Return to factory calibration in error The display and the for repair checksum error communication option output are reduced in accuracy to approximately 3 Analog outputs CAL Calibration constants for the analog Return to factory calibration outputs are in error The analog output for repair checksum error option is reduced in accuracy to approximately 3 Input Over CLIP Peak input quantity exceeds the range Verify input Range of the instrument Both display and signals are within communication option output accuracy range If within reduced by an amount depending upon range return to the degree of over range
41. rview Buttons Functions 4 1 2 Keypad Functions for Display Mode 21 21 21 21 22 24 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC 4 1 3 Display Error Messages 4 2 Serial Port 4 2 1 RS485 Connections 5 0 FUNCTIONAL DESCRIPTION 5 1 Configuration 52 HTML Web Server 5 3 Passwords 5 4 Navigating the M350 s setup menu from the front panel 5 5 Performing set up through the web page interface 6 0 MEASUREMENTS 6 1 Changing Transformer Ratios 6 2 Current M350 A3 6 3 Voltage Channels M350 V3 64 Demand Measurements 6 4 1 Ampere Demand M350 6 4 2 Volt Demand M350 V3 6 4 3 Demand Resets 6 4 4 Demand Interval 6 5 Heartbeat and Health Check 6 6 List of Available Measurements amp Settings 6 7 Calibration 6 8 Instantaneous Measurement Principles 7 0 ANALOG TRANSDUCER OUTPUT OPTION 7 1 Introduction 7 2 Specification 7 3 Connections APPENDIX Connection Diagrams A2 Ethernet Troubleshooting M350 Display Screens Visual ML0038 December 15 2011 Copyright 2011 Bitronics LLC 50 SERIES MANUAL SET ML0035 ML0036 ML0037 ML0038 ML0039 ML0040 M650 Family User Manual 50 Series DNP3 Protocol 50 Series Modbus Protocol M350 Family User Manual M651 Family User Manual M653 Family User Manual VERSION HISTORY ABRIDGED V1 010 2010 03 25 V1 030
42. s Selecta configuration fie Browse Submit l Load network setings tom fle Stora configuration to computor Restore all device seings to factor defaults Rostoro Al Default E incide network setings in estore Password Security Settings oBitronics Home Cond 54 ML0038 December 15 2011 Copyright 2011 Bitronics LLC Firmware Upload 5 Home Reses Seinos Contact rus Bossa Some 55 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 6 0 MEASUREMENTS Basic measurement quantities are calculated and updated every 100ms These quantities include RMS Amperes and RMS Volts and some average or demand values Note For all of the following measurements it is important to keep in mind that the specific protocol used to access the data may affect the data that is available or the format of that data No attempt is made here to describe the method of accessing measurements always check the appropriate protocol manual for details 6 1 Changing Transformer Ratios The M350 has the capability to store values for Current Transformer CT in the A3 or Potential Transformer VT turns ratios in the V3 The CT and VT values are factory set to 1 1 CT or 1 1 VT depending upon the model These values can be entered into the M350 over the network or via front display buttons or web page and will be stored i
43. s LLC 5 4 Navigating the M350 s setup menu from the front panel Enter YES mad 1 0000 lt 10000 1 0000 s x s 20000 gt 10 lt lt 10000 39 Setup Mode m sm GM xm C n Mode Input E 13 NET Network Menu Navigation Buxton Function rr qi Enters selected submenu 13 configuration item gt TT AVGE Increments the highlighted digit when entering number or IP PIE X Exits current menu EA selection and moves up to next higher menu level Returns to display mode on exit from main setup menu Ak Moves to next wr or previous V menuitem Floating point number Integer IP Address ML0038 December 15 2011 Copyright 2011 Bitronics LLC GLEJ OMAN Anant ML0038 Detaults w December 15 2011 Info Copyright 2011 Bitronics LLC How to Enter Integer Increment highlighted digit 1 Highlight Previous Next digit Exit to menu How to Enter a Floating Point Number Increment highlighted digit by 1 Shifts decimal point one place to right Decimal moves to left most digit when right most digit is passed Highlight Next digit Highlights left most digit when right most dig
44. s instead of the more traditional difference amplifier approach This greatly simplifies the external analog circuitry increases the accuracy and allows measurement of the Neutral to Ground voltage at the panel The 7kV input divider resistors are accurate to within 25ppm DegC and have a range of 400V peax from any input to panel ground Each 56 ML0038 December 15 2011 Copyright 2011 Bitronics LLC sample is corrected for gain using factory calibration values stored in non volatile memory on the board Additionally a continuous DC removal is performed on all inputs The advantages of this method of voltage measurement are apparent when the M350 is used on the common 2 274 and element systems refer to Section 6 5 The M350 V3 is always calculating Line to Neutral and Line to Line voltages with equal accuracy On 2 element connections any phase can serve as the reference phase On 2 element systems one of the phase to neutral voltages is missing and the M350 V3 must create it from the vector sum of the other two phase to neutral voltages In order to configure the M350 V3 for 2 element mode and which phase voltage is missing select one of the following 2 5 element A 2 5 element B or 2 5 element C 6 4 Demand Measurements The traditional thermal demand meter displays a value that represents the logarithmic response of a heating element in the instrument driven by the applied signal The most positive value
45. se 00 d0 4F 03 default is 65 536 request verbose information CTRL C stops scan The inarp utility requires the WinPcap and Packet libraries which are bundled in the WinPcap Installer for Windows This can be downloaded from www winpcap org Installation requires Administrator privileges Examples to poll the 1st IPv4 interface inarp v 50series CTRL C stops the scan to poll the IPv4 interface associated with 192 168 1 1 use inarp v i 192 168 1 1 50series or to poll a specific mac use inarp v i 192 168 1 1 00 00 4 03 00 15 The inarp utility is Copyright c 2011 by Bitronics LLC rights reserved Portions of inarp Copyright c 1999 2005 NetGroup Politecnico di Torino Italy and Copyright c 2005 2010 CACE Technologies Davis California 3 5 2 Indicators Ethernet ACT amp Serial LEDs There are 2 LEDs on the rear panel to indicate activity is occurring on the communication ports These LEDs are useful in determining that there is activity occurring on the ports The ACT LED will flash to indicate there is activity on the Ethernet port It will also indicate that a link has been established The Serial LED flashes to indicate there is activity occurring for the serial port A troubleshooting guide is found in Appendix A2 which may be useful in establishing Ethernet connections 3 5 3 Firmware upgrades Ethernet service port 24 ML0038 December 15 2011 Copyr
46. since the last instrument reset is known as the maximum demand or peak demand and the lowest value since the last instrument reset is known as the minimum demand Since thermal demand is a heating and cooling phenomenon the demand value has a response time T defined as the time for the demand function to change 90 of the difference between the applied signal and the initial demand value For utility applications the traditional value of T is 15 minutes although the M350 can accommodate other demand intervals Section 6 4 4 The M350 generates a demand value using modern microprocessor technology in place of heating and cooling circuits it is therefore much more accurate and repeatable over a wide range of input values In operation the M350 continuously samples the basic measured quantities and digitally integrates the samples with a time constant T to obtain the demand value The calculated demand value is continuously checked against the previous maximum and minimum demand values This process continues indefinitely until the demand is reset or until the meter is reset or power removed and reapplied The demand reset and power up algorithms are different for each measurement These routines are further described in following paragraphs The maximum and minimum demand values are stored in non volatile memory on the Host Processor module NOTE Changing VT or CT ratios does NOT reset demand measurements to zero Meter Type Demand
47. tive on model A3 ammeter only the V3 voltmeter Current terminals are not present on model V3 voltmeter See Appendix A1 for detailed wiring diagrams Figure 3 Rear View M350 A3 20 ML0038 December 15 2011 Copyright 2011 Bitronics LLC 3 1 The M350 meters are powered by connections to L1 L2 A Green LED Power PWR indicator is provided on the rear panel to indicate that the unit is powered ON It is located on the right of the rear panel 3 1 1 Specifications Input Auxiliary Voltage Nominal 48 250V dc 69 240V ac 50 60Hz Operating Range 36 300V dc 55 275V ac 45 65Hz 3 2 M350 V3 VT Inputs See Appendix A1 The M350 V3 meter voltage VT signal inputs are connected to terminals 3 6 see Appendix A1 for specific wiring configurations Voltage signals are measured using a 12M ohm resistor divider with a continuous voltage rating of 7kV This ideal impedance provides a low burden load for the VT circuits supplying the signals Grounding of VT signals per ANSI IEEE C57 13 3 1983 is recommended The polarity of the applied signals is important to the function of the instrument 3 3 M350 Inputs See Appendix A1 The M350 A3 can be connected directly to a current transformer CT The Current CT signal inputs are connected to terminals 7 12 These current inputs feature 10 32 terminals to assure reliable connections This results in a robust current input CT connection
48. ver RS485 2 wire half duplex is required This is because it is imperative to maintain a minimum time period 3 1 3 characters from the time the transmitter shuts off to the next message on the bus in order to guarantee reliable communications See figure 7 below for RS485 cable wiring diagrams ML0038 December 15 2011 34 Copyright 2011 Bitronics LLC Serial Port Connections 5485 Mode 2 Wire Half Duplex Modbus DNP3 Protocols Rs485 RS485 50 SERIES DEVICE 1 DEVICE 2 SERIAL PORT PORT PORT _ Place 120 48 EHT EN Place 120chm terminator at TAG 39 terminator at ends of RS 485 BBE ends RS 485 string m z 9 string FEM CABLE DRAN WIRE Coy Internally connected P to Chassis GND thru 100ohm 100ohm 1000hm resistor J The cable should be Belden 9841 equivalent The maximum cable length for RS 485 is 4000 ft 1200m according to manufacturer s recommendations the equipment Figure 7 Typical RS 485 Cable Wiring 35 ML0038 December 15 2011 Copyright 2011 Bitronics LLC nections RS 232C to PC DB9F RS 232C to DB25F DB9 FEMALE DB25 FEMALE connected to connected to SERIAL PORT PC DTE SERIAL PORT PC DTE TXD 19 2 TXD 19 RXD 3 RXD 18 3 18 TXD 2 RTS 17 5 RTS 17 1 GND 7 CTS 16 4 CTS 16 DTR 20 SHLD 15 6 SHLD 15 DSR 6 GND 14 1 GND 14 DCD 8
49. visible use the Browse button to locate the firmware image on your computer Next use the Submit button to initiate the file transfer and installation process The instrument must be rebooted to make the new firmware active At the completion of the file transfer and installation process the 25 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC instrument will prompt you to reset the instrument remotely by displaying the dialog box below after the firmware has been successfully installed Pending changes wil not take eflectuntil afer IED is reset It is strongly recommended that you clear your web browser s cache delete the temporary internet files after updating the firmware so that the new content will be loaded into your browser Please refer to your browser s help file on how to clear the cache A useful keyboard shortcut common to Internet Explorer Firefox and Chrome is CONTROL SHIFT DELETE which will take you directly to the relevant dialog panel Carefully select the items to be cleared Be sure to check the boxes that clear temporary internet files cache or website data and uncheck any boxes that preserve data 26 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC 4 0 4 1 Display The 350 meters display several per phase quantities for the circuit being monitored In order to make all quantities available the display scrolls from quantity to quantity approximately
50. wing selections Identity This page allows the user to enter information that is necessary to identify the meter It gives an identity to a particular M350 Each M350 should have different information entered for its identity Input This page allows for the selection of wiring configuration setup of CT and PT ratios demand intervals and TDD denominator Network This page allows the user to change the network configuration settings for IP address gateway and router address Serial Port This page allows user configuration for the serial port settings Note that if no serial port is ordered this setting won t appear and if the transducer output option is selected then that setting will replace serial Protocol This page allows user configuration of the protocols DNP or Modbus Screen Enable Allows the screens shown on the M350 display front panel to be enabled or disabled by the user The webpage must be used in order to enable screens on the M350 Load Store Settings This page allows you to save and retrieve settings for the M350 meter Password Security This page allows the user to set a password and to enable or disable access to front display configuration Firmware Upload This page allows the user an interface to browse for or type in the location on their PC of new firmware for purposes of uploading to the unit Screen shots showing the selections to be made for each of the above selections follow on
51. y in use on your network You may also want to check with your network administrator to make sure the IP address you plan on using is available to use on your network After entering the Network addresses exit out of the menu and when prompted to save the new configuration settings press the button directly under the 22 MLO0038 December 15 2011 Copyright 2011 Bitronics LLC SAVE identified Yes Reboot the meter for the configuration changes to take effect Enter the IP Address for the meter through a standard web browser Before entering an IP address with this method make sure the current IP address and the new IP address to be assigned to the meter will not cause IP address conflicts on your local network To connect to the web server enter the meter s current IP Address in your web browser s address bar When the web server screen appears click on the Settings tab Type the new Network settings IP address Subnet mask Gateway in the appropriate fields and click the Apply button to send the new network settings to the meter Reboot the meter for the configuration change to take effect The M350 use the following port numbers for each type of protocol Protocol Port Number DNP3 20000 TCP UDP HTML 80 TCP Modbus 502 TCP Determining the IP Address if unknown Although the IP address can be obtained via the display for the M651 which does not have a display Bitronics
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