Elster A100C Operating & Maintenance Instructions
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Elster A100C Operating & Maintenance Instructions

Bs electronic single phase meter
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A100C
BS Electronic Single Phase Meter
Operating & Maintenance
Instructions
Meter Variants
All variants are available with IrDA or IEC 62056-21
communications
•
Import kWh - one rate
•
Import kWh - two rate
•
Import kWh, Power flow insensitive - one rate
•
Import kWh, Power flow insensitive - two rate
•
Import and export kWh - one rate
•
Import and export kWh - two rate
M130 300 2C
5.2007

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Summary of Contents for Elster A100C

  • Page 1 33333333333 A100C BS Electronic Single Phase Meter Operating & Maintenance Instructions Meter Variants All variants are available with IrDA or IEC 62056-21 communications • Import kWh - one rate • Import kWh - two rate • Import kWh, Power flow insensitive - one rate •...
  • Page 3 A100C Single Phase Meter Operating & Maintenance Instructions M130 300 2C 5.2007 Other Products in this Series A100C DIN Electronic single phase meter M130 300 1 A102C BS Electronic Single Phase Meter M130 400 1 with kvarh measurement capability A102C DIN...

  • Page 5: Table Of Contents

    IrDA Meter Optional Serial Data Output ................17 13.2 IEC 62056 - 21 Meter Communications ................18 13.3 Data Available........................18 PULSING OUTPUT ......................19 14.1 Output Configurations......................19 14.2 Output Characteristics .......................19 TECHNICAL DATA ......................20 © Elster Metering Limited - M130 300 2C - 5.2007...
  • Page 6 Comparing the IrDA register reading advance with that of a substandard meter ..41 B3.2.2 Comparing IrDA register advances with values calculated by the IrDA receiving PC .41 APPENDIX C - IRDA DATA SOFTWARE Introduction ........................42 C1.1 Running the Software ....................42 © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 7: Foreword

    The purchaser is responsible for making sure that everyone, whether in his employment or not, who will be associated with the products supplied by Elster Metering Systems, and to which these instructions and information apply, are made familiar with the contents of this manual.

  • Page 8: Warning

    The CE Mark does not denote compliance with the European Low Voltage Directive 73/23/EEC, which specifically excludes electricity meters. The A100C meter measures active energy according to the requirements of EN 62053- 21:2003 for indoor kWh meters of protective Class II and accuracy Class 1 or 2.

  • Page 9: Approvals

    _____________________________________________________________________________________ APPROVALS Variables of the A100C are approved by the Office of Gas and Electricity Markets (OFGEM) in compliance with European and British metering legislation (Approval Number 984). These are identified in the model code. Other variants will be approved by...

  • Page 10: Options

    GENERAL DESCRIPTION Basic Meter Types SJ… BS Case Current Ratings The A100C can be supplied for use with 120V or 230V single phase two wire systems at 50 or 60Hz. The following current ratings and pulses/kWh are available: OFGEM Approved A100C...

  • Page 11: Connections

    Connection diagrams are shown inside the terminal cover. Meter Accuracy The A100C measures active energy in accordance with the requirements of IEC 62053- 21:2003 for indoor kWh meters of protective Class II and accuracy Class 1 or Class 2. Typical accuracy curves are shown in Figure 4.

  • Page 12: Time Of Use Registers

    The Reverse Energy Event Flag, Reverse Energy Counts and Reverse kWh Register respond only to reverse (export) power flow and continue to function as in normal operation. Power flow Insensitive Mode is enabled at time of manufacture. © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 13: Test Indicator

    Operating & Maintenance Instructions _____________________________________________________________________________________ TEST INDICATOR A red test output LED is provided which pulses in accordance to the following configurations: Import only meter: The LED pulses for forward energy only Import meter with Power Flow Insensitive enabled: The LED pulses for forward and reverse energy Import/export meter: The LED pulses for forward and reverse energy The LED is permanently illuminated when in anti-creep (i.e.

  • Page 14: Reverse Energy Event Flag

    The pulsing LED indicates identically for both import and export. The reverse energy event flag, reverse energy event counts and indicators operate in the same manner in power flow insensitive mode. © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 15: Display

    12.1 Introduction The A100C meter is fitted with a high contrast, wide viewing angle liquid crystal display with seven large digits (9.8mm x 3.5mm). The smaller digit (reference indicator) may identify the parameters being displayed. Seven chevrons identify displayed information.

  • Page 16: Display Modes (All Meter Types)

    The Test Pattern is optional in the display sequence. Power Up Display Sequence Note: The two chevrons to the left vertical of the display are included in the Test Pattern only at power up. © Elster Metering Limited - M130 300 2C - 5.2007...
  • Page 17 Operating & Maintenance Instructions _____________________________________________________________________________________ Count Reverse run/Power fail The Reverse Run Count display is shown below (for export meters the display shows the number of instances the meter has been exporting). Chevrons Reference id 4 - Count 1 - Reverse Run (Max 255) 2 - Power Fail (Max 65535) Hours The following durations can be displayed:...

  • Page 18: Import Only One/Two Rate Meter Displays

    Single Rate kWh - normal operation Chevron 1 indicates kWh is displayed. Chevron 3 indicates that reverse energy is being displayed (optional). Chevrons Reference id 1 - kWh Not used 3 - Reverse energy © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 19: Import/Export

    Operating & Maintenance Instructions _____________________________________________________________________________________ 2 Rate kWh – normal operation Chevron 1 indicates kWh for Rate 1, Rate 2 or cumulative is displayed. The 'reference id' identifies the rate being displayed. Chevron 3 indicates that reverse energy is being displayed (optional). Chevron 7 indicates when the rate displayed is currently active. Chevrons Reference id 1 - kWh...
  • Page 20 Reference id 1 - kWh (import) 1 = Rate 1 3 - kWh (export) 2 = Rate 2 7 - Active Rate C = Cumulative (Rate 1 + Rate 2) © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 21: Communications

    _____________________________________________________________________________________ COMMUNICATIONS The A100C has the option of IrDA or optical IEC 62056 -21 (Formerly IEC 1107) communications. Both methods of communication allow the meter registers and security data to be read electronically by a laptop or hand held device, greatly reducing the possibility of manual reading errors.

  • Page 22: Iec 62056 - 21 Meter Communications

    Watchdog Reset Count Total number of watchdog timer resets • Reverse Energy Event Count Number of times reverse energy was detected Note: For data formats of the IrDA output, see Appendix A. © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 23: Pulsing Output

    Operating & Maintenance Instructions _____________________________________________________________________________________ PULSING OUTPUT 14.1 Output Configurations An opto-isolated pulsing output can be provided as an option. The output is available via the meter auxiliary terminals in the following configurations: Single rate meter - The output is connected to the meter's two auxiliary terminals and is fully isolated.

  • Page 24: Technical Data

    8.2mm bores, M6 terminal screws – Max torque 2.8 N m Auxiliary 3.2mm bores, M 3 terminal screws – Max torque 0.45 N m Case BS7859:1996 IP53 to IEC 60529:1989 © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 25: Installation

    Check that there is no movement or loose parts within the meter enclosure. If damage has been sustained in transit, an immediate claim should be made to the Transport Company, and a report sent to the Elster Metering Systems branch office or agent.

  • Page 26: Fixing And Connection

    Connections to rate select and/or pulsing output terminals should be completed with appropriately sized cable. The M3 terminal screw should be tightened to a maximum torque of 0.45N m. © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 27: Commissioning

    Operating & Maintenance Instructions _____________________________________________________________________________________ COMMISSIONING WARNING Commissioning must only be carried out by appropriately trained and qualified personnel. Check that the supply rating on the meter nameplate corresponds to the system rating. With the system de-energised, check the cable connections are secure and correct to the wiring diagram fitted under the terminal cover Refit and seal the terminal cover.

  • Page 28: Figure 1 - Model Code

    Original (changed to denote hardware and firmware changes, not functionality) OBSOLETE Firmware 2-01168-D (FLAG) Firmware 2-01167-E (IrDA) SPECIAL ADDITIONS None available - Indicates types approved by OFGEM, Approval Number 984 Figure 1 - Model Code © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 29: Figure 1A - Model Code (Continued)

    Operating & Maintenance Instructions _____________________________________________________________________________________ Note 1:- IEC62052-11 (to which IEC62053-21 refers) defines only Basic and Maximum currents as follows: Basic Current (Ib) Direct Connected Standard values: 5, 10, 15, 20, 30, 40, 50A Exceptional values: 80A and states that Maximum current (Imax) is preferably an integral multiple of Ib: BS meters shall preferably be an integral multiple of Ib up to a maximum of 100A (e.g.

  • Page 30: Figure 2 - A100C Meter

    A100C - BS Single Phase Electronic Meter _____________________________________________________________________________ A100C with IrDA communications A100C with Optical IEC 62056 – 21 Port Figure 2 - A100C Meter © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 31: Figure 3 - Typical A100C Nameplates

    Operating & Maintenance Instructions _____________________________________________________________________________________ Typical IrDA Meter Nameplate Typical FLAG Meter Nameplate Figure 3 - Typical A100C Nameplates...

  • Page 32: Figure 4 - Load Curves

    A100C - BS Single Phase Electronic Meter _____________________________________________________________________________ A100C Typical kWh Load Curve 10 – 100A & Class 1 Limits -0.5 0.5 lag -1.0 -1.5 Current, A Figure 4 - Load Curve © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 33: Figure 5 - Terminal Arrangements

    Operating & Maintenance Instructions _____________________________________________________________________________________ Typical wiring diagrams Single rate Two rate Single rate – SO output MAIN LOAD MAIN LOAD MAIN LOAD Two rate - SO non-isolated output Auxiliary Terminal Numbering Terminal numbers Configuration One Rate, no SO Two Rate One Rate, Isolated SO Two Rate, Non Isolated SO LOAD...

  • Page 34: Figure 6 - Dimensions And Fixing Centres

    A100C - BS Single Phase Electronic Meter _____________________________________________________________________________ 47mm 130mm 60mm 97mm 105mm Figure 6 - Dimensions and Fixing Centres © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 35: Figure 7 - Typical Single Rate, Import Meter Display

    Display 4 Display 5 Count Reverse Reverse kWh Reverse Energy Count Optional in display sequence Optional in display sequence Display Nameplate A100C EN 62053-21 : 2003 SJ1LABB-A 220V 50Hz 100A 20 - 2004 kWh Cl. 1 1000 imp / kWh...

  • Page 36: Figure 7A - Typical 2 Rate Import/Export Meter Display

    20 - 2004 kWh Cl. 1 1000 imp / kWh = 5 Wh/PULSE Count Active Export IrDA Tx 1 Reverse R un Figure 7A - Typical 2 Rate Import/Export Meter Display © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 37: Figure 7B - Displayable Data

    Operating & Maintenance Instructions _____________________________________________________________________________________ Displayed Data Chevron Index Digit Function kWh Import (1 Rate) kWh Displayed kWh Import (2 Rate) kWh Rate 1 Displayed kWh Import (2 Rate) kWh Rate 2 Displayed kWh Import (2 Rate) kWh Cumulative (Rate 1 + Rate 2) Displayed Reverse Energy Import Meter Only Export...

  • Page 38: Figure 8 - Password Access Levels

    All operations listed in levels 0, 1 and 2 Programming Setting the passwords for Levels 1, 2 and 3 Protocol Timeouts Figure 8 – Password Access Levels (IEC 62056 – 21 Meter) © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 39: A1 Irda Data Serial Output

    APPENDIX A IrDA Data Serial Output The A100C’s IrDA port and optional Serial Data Port are transmit only. The ports transmit billing, security and status data once every second. The data rate is programmed at time of manufacture and is dependent on the meter port configuration.
  • Page 40 Bit 1: Reverse energy flag; 0 = no reverse energy detected since last power-up, 1 = reverse energy detected since last power-up. Bit 0: Present kWh anti-creep status; 0 = inactive, 1 = active. © Elster Metering Limited - M130 300 2C - 5.2007...
  • Page 41 Operating & Maintenance Instructions _____________________________________________________________________________________ FIELD NAME Format Description Error Flags Bit field Error flags: Bit 7-6: Reserved. Bit 5: ROM checksum error, 0 = no error, 1 = error. Bit 4: Table 1 checksum error; 0 = no error, 1 = error. Bit 3: Table 0 checksum error;...

  • Page 42: A2 Irda Serial Word Formats

    Encoding of Infra-red and absolute serial data output pulses to represent serial word A standard serial signal may be reconstructed by triggering a monostable (τ = 1/baud rate, seconds) on receipt of each infra-red or serial pulse. © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 43: Appendix B - Checking Kwh Registration Accuracy

    _____________________________________________________________________________________ APPENDIX B - Checking kWh Registration Accuracy Introduction Various methods of checking kWh accuracy of registration of the A100C meter are available. Methods using the LED and Register advances are described below. Checking Meter Accuracy Using the Test LED The meter test LED is configured at manufacture to pulse for import kWh (import only meter) or pulse for import plus export kWh (import/export or power flow insensitive meters).

  • Page 44: B2.2 Comparing Led Pulses With Substandard Meter Pulses

    Switch off the load to stop the register advancing. Leave the supply connected Record the final register readings, compute the advances and compare the meter advance with the substandard advance. © Elster Metering Limited - M130 300 2C - 5.2007...

  • Page 45: B3.2 Using The Register Readings From The Irda Output

    IrDA Receiver - This must be set to the same baud rate as the meter Laptop or PC IrDA Software - Various software packages are available. The software package described is available from Elster Metering Systems. It is that suggested this software is installed in a folder called A100C. B3.2.1...

  • Page 46: Appendix C - Irda Data Software

    APPENDIX C - IrDA Data Software Introduction Elster Metering System IrDA Software allows meter register data, security data and identification data to be collected via the IrDA port. It is suggested the software is installed in a folder called A100C.
  • Page 47 Operating & Maintenance Instructions _____________________________________________________________________________________ Registration The following information is displayed: Register 1, Register 2 and Register 3 readings for Rate 1 and Rate 2 The register sources The current four quadrant measurement The Power factor Security The following information is displayed: System Errors System Status Total time powered...
  • Page 48 A100C - BS Single Phase Electronic Meter _____________________________________________________________________________ © Elster Metering Limited - M130 300 2C - 5.2007...
  • Page 50 About Elster Group Elster Group is the world’s leading manufacturer and supplier of highly accurate, high quality, integrated metering and utilisation solutions to the gas, electricity and water industries. In addition, through its subsidiary Ipsen International, it is the leading...

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