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Elster A1100, Operating & Maintenance Instructions, Page: 32 / 51

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30 

A1100  -  Electronic Polyphase Meter

 

 

 

 

 

©

  Elster Metering Systems  -  M180 001 1E -  6.2005 

 

 

 

 

 

 

1 

Nameplate (see Figure 3) 

2 

Stepper Motor Register (see Section 12.6) 

3 

Meter Alarm LED (see Section 11.4) 

4 

Reverse Run LED (see Section 11.3.1) 

5 

Phase Present/Phase Failed LED's L1, L2 and L3 (see Section 11.2) 

6 

Pulse LED (see Section 10) 

7 

IrDA Port LED (see Section 13.1) 

 

 

  

Figure 2A – Stepper Register Meter

Summary of Contents for A1100

Page 1: ... Polyphase Meter Operating Maintenance Instructions M180 001 1E 7 2005 The company s policy is one of continuous product improvement and the right is reserved to modify the specification contained herein without notice ...

Page 2: ......

Page 3: ...9 11 1 DATA RETENTION 9 11 2 PHASE PRESENT PHASE FAIL INDICATION 9 11 3 RECORDABLE SECURITY FEATURES 10 11 3 1 Reverse Energy Flow 10 11 3 2 Power Fail Count 10 11 3 3 Phase Fail Count 10 11 3 4 Elapsed Hours Rate 1 and Rate 2 10 11 4 METER ERRORS 10 LCD METER 10 STEPPER REGISTER METER 10 12 METER REGISTER AND DISPLAYS 11 12 1 LIQUID CRYSTAL DISPLAY 11 12 2 DISPLAY MODES 12 12 3 DISPLAYABLE DATA 1...

Page 4: ... TYPICAL TWO RATE IMPORT METER DISPLAY 37 FIGURE 7B DISPLAY DATA LCD METER 38 APPENDIX A IRDA DATA FORMATS 39 A1 INTRODUCTION 39 A2 IRDA OUTPUT MESSAGE 39 A3 IRDA DATA BITS 40 A4 IRDA MESSAGE FORMAT 41 A5 IRDA TRANSMISSION TABLE STATUS AND BILLING DATA 41 APPENDIX B CHECKING KWH REGISTRATION ACCURACY 44 B1 INTRODUCTION 44 B2 CHECKING METER ACCURACY USING THE TEST LED 44 B2 1 Comparing the number o...

Page 5: ...lfare at Work of all their employees Employers must therefore ensure that employees are informed trained and supervised and use proper working procedures to ensure the safety of themselves and others The information provided in this manual is intended to ensure that products are properly installed and otherwise handled in order to maintain them in a safe condition In the UK employers have duties u...

Page 6: ...er Seek medical advice 3 COMPLIANCE WITH STANDARDS AND EUROPEAN DIRECTIVES Meters are marked with the European CE mark in accordance with the Marking Directive 93 68 EEC to indicate compliance with the requirements of the EMC Directive 89 336 EEC Safety requirements for meters are addressed in specific metering standards outlined below The CE Mark does not denote compliance with the European Low V...

Page 7: ... IrDA port via the meter auxiliary terminals As an alternative to serial data the auxiliary terminals can be configured at manufacture to give SO type kWh consumption pulses Automatic Meter Reading AMR is facilitated by either the IrDA port serial data stream or the pulsed output AMR allows the meter to be read remotely by either radio mains signalling or over a telephone line Fast accurate meter ...

Page 8: ...ted or CT 3 element 3 phase 4 wire or 2 element 3 phase 3 wire applications and have the following connection capability Number of Elements Connection capability System Voltage Nominal 3 3 phase 4 wire 2 phases of a 3 phase 4 wire 2 phase 3 wire 1 phase 3 wire 1 phase 2 wire LCD version only 220 240V Phase to Neutral 2 3 phase 3 wire 220 240V Phase to Phase Terminal Arrangements Current Terminals ...

Page 9: ...ient is such that the error variation over the whole operating range is well within the accuracy class The design of the meter ensures life long stability There are no on site adjustments 6 6 Meter Case The meter is supplied with an extended terminal cover A terminal cover with a cut out is available as an option See Figure 6 The terminal arrangements are shown in Figure 5 and Figure 5A The case i...

Page 10: ...d to withstand a voltage of 3 x 1 1 Uref i e 440V for 230V meters for an indefinite period When tested over a 12 hour duration the change in meter error was less than 0 4 9 POWER FLOW INSENSITIVE MODE Power Flow Insensitive Mode is an optional feature that allows the meter to increment its main kWh register regardless of whether the meter is measuring import or reverse energy When this option is e...

Page 11: ...Cumulative Display 9 Meter Error 9 9 9 9 Watchdog Reset Count 9 9 Details of how the data is displayed are given in Section 12 3 11 1 Data Retention Registration and configuration data is saved to non volatile memory every time the power to the meter fails every 2 hours and also on a rate change The data is recovered when power is restored to the meter All data is retained for the nominal life of ...

Page 12: ...if required The indicator will remain displayed until the meter is powered off 11 3 2 Power Fail Count A count of the cumulative number of power downs is stored to a maximum of 65 535 The register will then roll over to 1 11 3 3 Phase Fail Count A count of the cumulative number of times any phase has failed is stored to a maximum of 65 535 The register will then roll over to 1 Phase failures are s...

Page 13: ...s marked on the nameplate and can be in any language Typical display sequences and a quick reference to display data are shown in Figure 7 At power up the segment test pattern is shown This will remain displayed for a period configurable at manufacture 2 to 30 seconds called the dwell time The default dwell time is 6 seconds The display will then sequence through the programmed displays remaining ...

Page 14: ... 5 6 7 8 3 4 5 6 7 8 9 2 3 4 5 6 7 3 4 5 6 7 8 4 5 6 7 8 9 3 4 5 6 7 4 5 6 7 8 5 6 7 8 9 Internal storage is 1 2 3 4 5 6 7 8 9 0 The display is a window of this e g 1 2 3 4 5 6 7 8 9 0 six digit register with no decimal points 12 3 Displayable Data The chevrons on the display have the following meaning kWh import currently displayed kWh export currently displayed or reverse alarm L1 Phase A presen...

Page 15: ... for the first one hour or two hours after power up Dial test mode is a meter calibration aid that shifts the register two decimal places to the left Normal 1 2 3 4 5 6 kWh Test 3 4 5 6 7 8 kWh The mode is displayed for import kWh import only meters or import and export kWh import export meters Import Export Meter Displayed Chevrons Action 1 kWh Import Dial test for kWh import 2 kWh Export Dial te...

Page 16: ... Export Meters One or two rate import export meters are available The chevron action is identical to the import only meter with the exception of chevron 2 that identifies export energy Single Rate kWh Export Displayed Chevrons Action 2 kWh export Export kWh 2 Rate kWh Export Rate 1 Active kWh Export Rate 2 kWh Export Cumulative Displayed Chevrons Action 2 kWh Export 7 Active TOU 1 TOU 2 TOU 1 and ...

Page 17: ...the meter has been active in Rate 1and Rate 2 is recorded and can be included in the display sequence The cumulative Rate 1 Rate 2 can also be included in the display sequence Note After 99 999 hours 11 4 years the counter will continue to increment normally but the display will appear to wrap to zero Time in Rate 1 Time in Rate 2 Cumulative Time Displayed Chevron Reference Indicator Action 6 Secu...

Page 18: ...run events 6 Security 5 Amount of energy consumed in reverse Power Fail Count A Power Fail Counter is incremented each time the meter is powered up This count maximum 65535 can be included in the display sequence Displayed Chevron Reference Indicator Action 6 Security 6 Power Fail Counter Phase Failure Count Each time a phase failure is detected a counter is incremented This count maximum 65535 ca...

Page 19: ...If an error has occurred it will be displayed after each normal display in the display sequence If no errors exist the display is skipped There is an option to disable the error display 12 6 Mechanical Stepper Type Register Stepper Meter Register The mechanical stepper register has 7 number wheels with digits 6 7mm high x 3 5mm wide The most significant digit of the register can be blanked off by ...

Page 20: ...BIS data format see Appendix A for a description of the data format IrDA communications offer low cost low power consumption and high noise immunity A manufacturing option allows the port to be set to transmit at one the following baud rates 2400 default rate 4800 or 9600 The port will transmit over a distance of 250mm A typical device to read the IrDA output is a Laptop Computers with a communica...

Page 21: ...fied serial number 16 character maximum Configuration Number Programmed configuration Energy Registers Including reverse run energy reading Status Flags Including present import export status Phase Failure s Phase s failed at time of reading Error Flags Rate 1 Time Number of whole hours Rate 1 has been active Rate 2 Time Number of whole hours Rate 2 has been active Power Fail Count Total number of...

Page 22: ... independently of the test indicator pulse value The pulse duration is set at manufacture to one of the values shown below Output Characteristics When the meter is in anti creep mode the output does not pulse The pulse kWh and pulse width is configured as indicated below Pulse width ms 10 20 30 40 50 60 80 100 120 160 200 250 or equal mark space 1 Pulses kWh 10 20 25 50 100 200 250 500 or 1000 Dir...

Page 23: ...ts of IEC 62053 31 See Figure 5 Terminal Arrangements for connections 15 AUXILIARY VOLTAGE TERMINALS As an option the A1100 can be supplied with additional terminals that allow external equipment to be powered from the meter See Figure 5 High Impedance Low Impedance High Impedance Low Impedance Energy Pulse consumed 2 value Energy Pulse consumed 2 value Set to Equal Mark Space Pulse width 1 Set to...

Page 24: ... 6 7mm x 3 5mm 1 10 or 1 100 kWh resolution Meter Constant pulsing LED output 500 p kWh Direct Connected 5000p kWh CT Operated Pulse Output Specification Max Rating Pulse Width value Default IEC 62053 31 Transistor Output 27V d c 27 mA 100 ms pulse 500p kWh 5Wh pulse Product Life Certified Life 16 years 10 years Temperature Humidity Operational range 40 C to 55 C Limit Range 40 C to 65 C Storage R...

Page 25: ...onate cover 17 3 Storage If the meter is not required for immediate use it should be returned to the original packing including plastic bag and stored in a clean dry environment Storage temperature 40 C to 85 C 17 4 Installation Site The installation site should be a dry indoor environment and as far as is practicable away from direct sunlight and free from mechanical shock and vibration 17 5 Elec...

Page 26: ...or TOU circuits the phase supply to the timeswitch contact MUST be protected by a fuse rated at a maximum of 2A Refer to the connection diagrams inside the terminal cover paying particular attention to the auxiliary terminal configuration Isolate all circuits before carrying out the installation Refer to the nameplate to ensure that the correct meter is being installed Failure to comply with these...

Page 27: ...ely trained and qualified personnel Check that the supply rating on the meter nameplate corresponds to the system rating Removal of the meter cover seals will invalidate certification 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 Energise and load the system At power up ensure ...

Page 28: ... with the skin it must be washed off immediately with water Seek medical advice Recycling Materials The following meter materials are recyclable polycarbonates metals and printed circuit board see Safety Warning in Section 2 Major plastic parts are marked with recycling information On the disposal of a meter every endeavour should be made to comply with local environmental legislation regarding re...

Page 29: ...liary terminals V Two Rate kWh Import register and Export register floating 2 auxiliary terminals X DISPLAY CONFIGURATION see option tables Mechanical Mechanical Register 7 digit 1 10 kWh resolution Direct connected B Mechanical Register 6 digit 1 10 kWh resolution Direct connected C Mechanical Register 7 digit 1 100 kWh resolution CT connected D Mechanical Register 6 digit 1 100 kWh resolution CT...

Page 30: ... Ib 20 range can be extended to 10A Ib Maximum current Imax CT Operated BS DIN shall have maximum currents of 1 2 In 1 5 In and 2 In e g for In 5A I max 6A 1 2 x 5A or Imax 7 5A 1 5 x 5A or I max 10A 2 x 5A e g for In 1A I max 1 2A 1 2 x 1A or Imax 1 5A 1 5 x 1A or I max 2A 2 x 1A Note 2 IEC EN 61036 defines the following relevant reference voltages Ref Voltage Vref for Direct connected Std values...

Page 31: ...intenance Instructions 29 1 Nameplate see Figure 3 2 Display see Section 12 1 3 Chevron Indicators see Section 12 1 4 Pulse LED see Section 10 5 IrDA Port LED see Section 13 1 Figure 2 Liquid Crystal Display Meter ...

Page 32: ...ate see Figure 3 2 Stepper Motor Register see Section 12 6 3 Meter Alarm LED see Section 11 4 4 Reverse Run LED see Section 11 3 1 5 Phase Present Phase Failed LED s L1 L2 and L3 see Section 11 2 6 Pulse LED see Section 10 7 IrDA Port LED see Section 13 1 Figure 2A Stepper Register Meter ...

Page 33: ... 2 TOU 1 ACTIVE L3 500 imp kWh Wh PULSE 2 50 Hz 3 x 20 100 A 3 x 230 400V EN 61036 1996 LB3AABTS A Class 1 0 S a m p l e 0 0 2 Stepper Register Nameplate KWh L2 L3 L1 500 imp kWh Wh PULSE 2 50 Hz 3 x 20 100 A 3 x 230 400V EN 61036 1996 LB3AABBB A Class 1 0 S a m p l e 0 0 2 A1100 Made in UK Figure 3 Nameplates ...

Page 34: ...ad Curve 10 100A Meter 10 100 A 0 100A 2 1 5 1 0 5 0 0 5 1 1 5 2 0 20 40 60 80 100 Load A Error Load Curve 5 85A Meter 5 85 A 0 100A 2 1 5 1 0 5 0 0 5 1 1 5 2 0 20 40 60 80 100 Load A Error Legend Class 1 ve ve UPF Limit UPF Error 0 5PF Lag Error Figure 4 Load Curves Class 1 Limits ...

Page 35: ...al Line out 4 5 6 Element 2 Line In Voltage Terminal Line Out 7 8 9 Element 3 Line In Voltage Terminal Line Out 10 12 Neutral In Neutral Out Auxiliary See Auxiliary configurations above Auxiliary Voltage Terminals Optional Terminal Block Auxiliary Terminals Note These diagrams are examples only WARNING Meters must be wired as shown on the diagram fitted under the meter terminal cover Figure 5 Term...

Page 36: ... 3w direct connected pulsed output 3ph 4w direct connected 2 Rate 3ph 4w CT operated pulsed output tied to neutral Note 1ph 2w connection is not available for stepper register meters Note These diagrams are examples only WARNING Meters must be wired as shown on the diagram fitted under the meter terminal cover Figure 5A Terminal Configurations A B C 5 3 7 9 A B C 3 3W 1 8 2 TO LOAD A B C 20 21 A B...

Page 37: ...Operating Maintenance Instructions 35 Back View Side View 171 5mm 139mm 220mm 150mm 121mm 49mm Figure 6 Dimensions Fixing Centres and Terminal Cover with Cut out ...

Page 38: ...S a m p l e 0 0 2 Display 1 Display 2 Display 3 Segment Test Dial Test Display kWh Cumulative For 1 or 2 hours after each power up Display 4 Display 5 Reverse Run Count Reverse Energy kWh Chevron Position on Display With Typical Nameplate 1 kWh import 2 Reverse alarm or export kWh 3 L1 Phase A present failed 4 L2 Phase B present failed 5 L3 Phase C present failed 6 Security data Figure 7 Typical S...

Page 39: ...1 Rate 1 Active Display 4 Display 5 Display 6 kWh Import Rate 2 Rate 2 not Active Hours in Rate 1 Hours in Rate 2 Display 7 Display 8 Display 9 Cumulative Hours Power Fail Count Phase Fail Count Rate 1 Plus Rate 2 Phase A Not present Chevron Position on Display with Typical Nameplate 1 kWh 2 Reverse alarm 3 L1 Phase A present failed 4 L2 Phase B present failed 5 L3 Phase C present failed 6 Securit...

Page 40: ...er Optional in display sequence Elapsed Time 1 2 3 Time in rate 1 Time in rate 2 Cumulative time rate 1 plus rate 2 Reverse Run 4 5 Count of reverse run events Reverse energy consumed Power Fail 6 Power fail count Phase Fail 7 Phase fail count Other Options Option set at manufacture Number of Digits 5 6 or 7 Decimal Point Separator Point or comma Number of Decimal Places 2 or 1 Display Dwell Time ...

Page 41: ... IrDA Port and serial data port The port continuously transmits the meters registration security and status data The IrDA baud rate is configurable at manufacture to 2400 4800 or 9600 baud A PC or a PDA with an IrDA optical probe can be used to read the IrDA data A2 IrDA Output Message The port transmits registration security and status data once every 4 seconds The format of each data word is sho...

Page 42: ...ransmitted as two serial words The low nibble is transmitted first followed by the high nibble For example if the real data byte is 51h then the transmitted data will be two serial words representing 01h followed by 05h but since the bits within the nibbles are separated by logic 1 s the actual transmitted data will be 01h 00000001b 01010111b 57h 05h 00000101b 01110111b 77h Note that the bits are ...

Page 43: ...status and billing data that is transmitted over the IrDA port The table cannot be accessed via the manufacturing communications protocol The table is made up of non contiguous memory It includes data stored in RAM ROM and EEPROM FIELD NAME OBIS Code Description Product Code 96 1 1 Product code Eg A1100 Firmware Rev Code 0 2 0 Firmware revision code Eg 2 01162 A Mfg Serial Number 96 1 0 Manufactur...

Page 44: ...Status Flags 96 5 0 General status flags Bit 7 Reverse State Shows present import reverse export status of the active energy measurement 0 import 1 reverse export Bit 6 Reserved Bit 5 Reserved Bit 4 Present active rate 0 rate one 1 rate two Bit 3 Reserved Bit 2 Number of rates enabled 0 single rate 1 two rates Bit 1 Reverse energy flag 0 no reverse energy detected since last power up 1 reverse ene...

Page 45: ... Rate 2 in hours 0 99999 Incremented once an hour for each hour the meter is in this rate Eg 999999 Hrs Power fail Count 96 7 0 Power fail counter Indicates the number of power fails Rolls over to 1 from maximum value of 65535 Incremented on power up Eg 065535 Watchdog Count 96 52 0 Total number of watchdog timer resets Does not roll over upon reaching its maximum value of 255 Eg 000255 Reverse Wa...

Page 46: ... with substandard meter register advance What you will need Suitable test equipment with a sensor to detect LED pulses A suitable substandard meter configured the same system configuration as the meter under test A counter for counting the number of LED pulses Checking registration In order to achieve a repeatability of 0 1 in the accuracy of the A1100 test indicator the test time at any load need...

Page 47: ...d rather than the LED B3 1 Using the Test values on the meter display Meters may be configured at time of manufacture to include special test displays for the first one or two hours each time the meter is powered up For two rate meters these test displays show the sum of the internal Rate 1 and Rate 2 registers Irrespective of the resolution of the normal register displays the test displays have 2...

Page 48: ...older called A1100 IrDA Reader B3 2 1 Comparing the IrDA register reading advance with that of a substandard meter The method described in B3 1 is used but the register readings are taken from the PC display described in Appendix C1 1 Registration Even higher resolution is available than that shown on the meter Test displays Checking Registration 1 Connect the IrDA receiver to a suitable port on t...

Page 49: ... the Software The IrDA software is provided on a CD To install the software 1 Open the IrDA Disk 1 folders 2 Press Setup exe 3 Follow the on screen prompts C1 2 Collecting Data Using a Laptop 1 Open the software and press Meter Id The screen opposite is displayed 2 Press Start Waiting IrDA data is displayed in the bottom left corner of the display 3 Hold the IrDA receiver within 250mm of the IrDA ...

Page 50: ... 2 When applicable Direction Insensitive When applicable Security The following information is displayed System Errors System Status Total time powered Time powered in rate 1 Time powered in rate 2 Phase fail count Power fail count Watchdog count Reverse run count Text Output The text output allows the following meter data to be viewed Meter identification Meter data Status information ...

Page 51: ...a the PDA should be held pointing reasonably square to the IrDA port at a distance of approximately 10cm to 30 cm To read the meter data on the PDA Press Start Select Programs Select IrDA Meter Reader Point the PDA at the A1100 IrDA port The PDA will read the meter data The following data is collected by the PDA Import Export Security Status Meter ID Errors ...

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