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Cashpower Prepayment Metering 

Cashpower Three Phase 

 

Version 11 Firmware

 

User Guide 

 

 

 
 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Document version: 0.0 

Date: 3

rd

 November 2014 

Issued by Product Management: Lee Naicker 

© Gyr (Pty) Ltd 

Electricity Prepayment Meters 

Residential & Commercial 

Summary of Contents for Cashpower Three Phase

Page 1: ...r Prepayment Metering Cashpower Three Phase Version 11 Firmware User Guide Document version 0 0 Date 3 rd November 2014 Issued by Product Management Lee Naicker Landis Gyr Pty Ltd Electricity Prepayment Meters Residential Commercial ...

Page 2: ...2 31 Released Abbreviations Landis Gyr Pty Ltd Cashpower Three Phase V11 User Guide Revision history Version Date Orginator Comments 0 0 2014 12 03 Lee Naicker Document Release ...

Page 3: ...aining Credit Indicator ______________________________________________________12 5 7 Information Mode Indicator ______________________________________________________12 5 8 Credit Metering Mode Indicator ___________________________________________________12 5 9 Power kWh Indicator __________________________________________________________12 6 Meter Operation Prepayment Mode _______________________...

Page 4: ... 20 6 7 Display Total Units or Remaining Credit at the Meter _________________________________ 20 6 8 Power Limiting _______________________________________________________________ 20 6 9 Automatic Manual Load Reconnection _____________________________________________ 21 6 10 Disconnect on Power Failure ____________________________________________________ 21 6 11 Credit Reader Interface___________...

Page 5: ...ster 033 ______________________________________30 10 19 Meter Changeable Option Register 0 Register 035 _________________________________30 10 20 Meter Display State Register 0 Register 037 ______________________________________30 10 21 Software Version Number Register 048 ___________________________________________30 10 22 Power Fail Counter Register 050 __________________________________________...

Page 6: ...r Guide 1 Abbreviations CIU Customer Interface Unit EEPROM Electrically Erasable Programmable Read Only Memory ID Identity KWh Kilowatt hour LCD Liquid Crystal Display LED Light Emitting Diode SELV Safe Extra Low Voltage SGC Supply Group Code STS Standard Transfer Specification ...

Page 7: ...luding the ability to operate in credit metering mode The meter has a display and keypad and can be used as a stand alone meter or can be converted into a split prepayment meter by simply fitting the customer interface unit with a dedicated two core communications wire The meter features a dedicated diagnostics indicator which shows the status of communications to the remote customer interface uni...

Page 8: ...key keypad enables the entry of vouchers and the accessing of various information functions Key presses are acknowledged with an audible beep 3 2 Liquid Crystal Display LCD The LCD normally displays remaining credit It can however be personalised to display the total units consumed refer to 6 7 The LCD also displays the scrolling in of keypad entries and various information functions For details o...

Page 9: ...a service call out The load switch will be open 6 flashes Meter not initialised The meter will not accept credit until the appropriate vending keys are entered 3 flashes Meter tampered The load switch will be open 7 flashes Meter decommissioned The load switch will be open 4 flashes Meter out of credit The load switch will be open 8 flashes Customer interface unit keypad locked out The customer is...

Page 10: ...instantaneous power consumption Note The rate LED on the customer interface unit is not a reference output and cannot be used for verifying the associated meter s metrological accuracy Its main function is to give a visible indication of energy usage i e a fast flash rate signifies high usage 4 4 Alarm Indicator A yellow alarm LED indicator duplicates the alarm indication on the LCD 5 4 Its main f...

Page 11: ... 7 Credit metering mode indicator 8 Power kWh function 9 Time function where used 10 Eight x 7 segment digits Normal Operation Prepayment Mode Zero Credit Prepayment Mode Display shows remaining credit kWh Load switch is closed and consumption rate indicator flashes at a rate proportional to the power being used Credit is low More credit must be purchased to avoid disconnection of the electricity ...

Page 12: ...redit register is above the preset high credit level The three smallest wedge icons are displayed if the value in the credit register is somewhere between the preset low credit level and high credit level The two smallest wedge icons are displayed if the value in the credit register is somewhere between the preset low credit level and half of that level The smallest wedge icon is displayed if the ...

Page 13: ...osed or open position depending on whether the meter is in or out of credit 6 3 Entering Prepayment Vouchers via the Keypad Prepayment vouchers are entered into the meter by keying in the numbers printed on the credit voucher via the keypad The numbers entered are displayed on the LCD as they are being entered and scroll from right to left with a decimal point displayed at every fourth digit for e...

Page 14: ...ugh digits entered 30 second timeout Meter tampered call for service Call for service Number expired Call for service Figure 5 Entering vouchers via the Customer Interface Unit Figure 6 Typical results displayed Normal operating mode includes zero credit and supply disconnected Number not recognized by meter Number already used Not enough digits entered 30 second timeout Service call out Number ex...

Page 15: ...4 2 1 Voucher Accepted A scrolling credit wedge is displayed 6 4 2 2 Voucher Accepted as a Valid STS Key Change Number STS Only Note Two vouchers are required for a STS key change The scrolling credit wedge is displayed The key revision and key type followed by the tariff index is displayed during the above scrolling sequence 6 4 2 3 Voucher Overflow Rejection This occurs if the voucher is valid b...

Page 16: ...aximum power load or power limit level meter specific voucher 6 5 1 5 Set current credit levels meter specific proprietary voucher 6 5 1 6 Clear credit meter specific proprietary voucher 6 5 1 7 Initiate dispenser test non meter specific voucher 6 5 1 8 Commissioning voucher non meter specific proprietary voucher 6 5 1 9 Commissioning voucher meter specific proprietary voucher 6 5 1 10 Decommissio...

Page 17: ...functions on the meter NB These tests pertain to the meter and not the customer interface unit They will only be visible on meters fitted with a local display On accepting an initiate dispenser test voucher the meter executes all the tests that are embedded in that particular voucher The following tests are supported Function Voucher Number Open the load switch 0000 0000 0001 5099 7584 HMI test tu...

Page 18: ...et Credit Mode Meter Specific Proprietary Voucher On accepting a set credit metering mode voucher the meter commences operation as described in 7 6 5 1 13 Set Prepayment Mode Meter Specific Proprietary Voucher On accepting a set prepayment metering mode voucher the meter commences operation as described in 6 6 5 2 Proprietary Format The meter accepts information transferred according to the Cashpo...

Page 19: ... is exceeded variations in line voltage will result in this happening at proportionately different current levels On accepting a power limit level number the meter loads the appropriate power limit level in amps from the power limit table and converts it to Watts by multiplying by the nominal system voltage as indicated on the meter label Note It is possible to configure the meter at the time of m...

Page 20: ...h is set into the open state When setting the meter into the commissioned mode the following occurs The tamper detect sensing switch function may be either enabled or disabled The load switch operates as normal The meter s commissioned decommissioned status can be observed in the meter state register 10 17 6 7 Display Total Units or Remaining Credit at the Meter This option configurable at the tim...

Page 21: ...h will open and remain open for a period of 30 seconds At the end of this 30 second period the display will return to normal but instead of the load switch closing the load switch status icon on the LCD will start to flash toggling between an open and closed state This is a visual indication that the load switch may now be manually closed by pressing any key on the keypad In the event of the load ...

Page 22: ...he most significant digit omitted e g 000874 36 The credit metering mode icon is turned on All other display digits and icons work as per the prepayment mode of operation The load switch will remain in the closed position NB The load switch will open if the meter is tampered decommissioned or in a power limit lockout state The total register increments as metering takes place The prepayment mode c...

Page 23: ...of the alarm is changed via the keypad it will revert to the default status every time power is removed from the customer interface unit The alarm is sounded when the remaining credit level in the meter reaches half of the low credit level 5 6 At the same time the alert icon is displayed on the LCD and the alert LED starts to flash Pressing any key on the keypad will silence the alarm but the aler...

Page 24: ...24 31 Released Customer Interface Unit Specific Functions Landis Gyr Pty Ltd Cashpower Three Phase V11 User Guide Figure 8 Rear view of the Customer Interface Unit ...

Page 25: ...tomatically detects if the meter terminal cover is removed This condition will set the tamper state thereby causing the meter to disconnect power to the household it will remain in the tampered state when the cover is re fitted to the meter The tamper detect function may be enabled or disabled during production or by means of a Set Options Register token The tampered condition may be monitored by ...

Page 26: ...move the cause of the condition e g ensure that the meter is wired correctly and that the terminal cover is securely fitted to the meter and that the tamper switch is closed Failing to do this will cause an immediate tamper condition Once the terminal cover is fitted to the meter check that the tamper switch is fully depressed by checking the tamper switch status in the meter state registers If a ...

Page 27: ...umber Function 000 Meter number 001 Instantaneous power all phases combined 002 Current credit register 003 Total units counter 006 Current 24 hr consumption 007 Previous 24 hr consumption 008 Current 30 day consumption 009 Previous 30 day consumption 012 Low credit level 013 High credit level 014 Power limit level 015 Instantaneous power phase 1 016 Instantaneous power phase 2 017 Instantaneous p...

Page 28: ...y the consumption kWh during this period By pressing the backspace key twice in rapid succession the hour counter and consumption value is reset to zero and a new cycle commences using this as the reference time Note This does not affect the previous 24 hour period statistic or either of the 30 day statistics 10 6 Previous 24 Hour Consumption Register 007 The meter displays the previous 24 hour pe...

Page 29: ...asured the power kWh icon 5 1 on the LCD flashes on and off When the creep threshold is exceeded and metering becomes active the icon assumes a steady state 10 16 Extended Meter Number Register 024 The extended meter number displays the missing three digits of an STS only meter number in the format 07 n where 07 is the manufacturer code 07 for South African manufactured Landis Gyr meters n represe...

Page 30: ... X1XX XXXX Not used XX1X XXXX Tamper detect sensing switch disabled enabled XXX1 XXXX Don t tamper do tamper on significant reverse energy XXXX 1XXX Don t disconnect disconnect load switch on power fail XXXX X1XX Amps Watts power limit display XXXX XX1X Automatic non automatic load switch closing after power limit trip XXXX XXX1 Display credit register or display total register on meter as default...

Page 31: ...e of Last Voucher Entered Register 056 The meter displays the value kWh of the last credit voucher entered 10 26 Key Revision and Key Type Register 057 Refer to the STS specification 10 27 Tariff Index Register 058 Refer to the STS specification 10 28 Current Credit Register 10Wh Resolution Register 059 The meter displays the value of the credit register with a resolution of 0 01kWh The most signi...

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