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Landis & Gyr Cashpower Three Phase User Manual

Landis & Gyr Cashpower Three Phase
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Cashpower Three Phas e
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
© Landis+Gyr (Pty) Ltd
Electricity Prepayment Meters
Residential & Commercial

Table of Contents

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Landis & Gyr Cashpower Three Phase Specifications

General IconGeneral
BrandLandis & Gyr
ModelCashpower Three Phase
CategoryMeasuring Instruments
LanguageEnglish

Summary

Abbreviations

Introduction

Meter Front Panel Features

Keypad

Details the 12-key keypad for voucher entry and function access.

Liquid Crystal Display (LCD)

Explains the LCD's role in displaying credit, entries, and meter status.

Rate of Consumption Indicator (Rate LED)

Describes the red LED indicating instantaneous power consumption.

Optical Communications Port

Details the port for data transfer using an interrogation device.

Status Indicator

Explains the yellow LED providing diagnostic status and fault indications.

Customer Interface Unit Communications Indicator

Describes the green LED indicating communication status with the CIU.

Customer Interface Unit Front Panel Features

Keypad

Details the 12-key keypad for voucher entry and function access.

Liquid Crystal Display (LCD)

Explains the LCD's role in displaying credit, entries, and information.

Rate of Consumption Indicator (Rate LED)

Describes the red LED indicating instantaneous power consumption.

Alarm Indicator

Explains the yellow LED indicating low credit levels.

LCD display

LCD Layout (what the icons mean)

Explains the meaning of pictograms and icons displayed on the LCD.

Typical Operational Displays

Illustrates common LCD displays for normal, low credit, and zero credit conditions.

Happy and Sad Faces

Describes the use of smiley face icons for status indication.

Alarm Indicator

Explains the low credit warning indicator functionality.

Load switch Status Indicator

Details the icon indicating whether electricity is supplied or disconnected.

Remaining Credit Indicator

Describes the 4-segment wedge indicating remaining credit levels.

Information Mode Indicator

Explains the icon indicating the meter is in information mode.

Credit Metering Mode Indicator

Describes the icon shown when the meter operates in credit metering mode.

Power (kWh) Indicator

Explains the icon indicating power consumption display.

Meter Operation - Prepayment Mode

General

Provides an overview of the prepayment meter's features and functions.

LCD Functions During Normal Operation

Details what the LCD displays during normal meter operation.

Entering Prepayment Vouchers via the Keypad

Step-by-step guide for entering prepayment vouchers using the keypad.

Prepayment Voucher Processing

Explains how the meter processes entered prepayment vouchers.

Incomplete Voucher

Describes the meter's response to incomplete voucher entries.

Complete Voucher

Outlines the sequences following a complete voucher entry.

Voucher Accepted

Describes the display when a voucher is successfully accepted.

Voucher Accepted as a Valid STS Key Change Number (STS Only)

Details the display for STS key change voucher acceptance.

Voucher Overflow Rejection

Explains display for valid vouchers causing credit overflow.

Incorrect Voucher

Describes the display for incorrect or rejected voucher entries.

Duplicate Voucher

Explains the display when a previously used voucher is entered.

Expired Voucher (STS Only)

Describes the display for expired STS vouchers.

Voucher Decryption and Processing

Details the process of decrypting and processing various voucher formats.

STS Format

Information on vouchers adhering to the Standard Transfer Specification (STS) format.

Electricity Credit Voucher

Describes the function of electricity credit vouchers.

Set 1st Dispenser Key Voucher

Procedure for setting the first dispenser key for security.

Set 2nd Dispenser Key Voucher

Procedure for setting the second dispenser key for security.

Clear Tamper Voucher

Voucher to restore operation after a tamper condition.

Set Power Limit Voucher

Voucher used to configure the meter's power limit.

Set Credit Levels Voucher (Proprietary Voucher)

Voucher to set specific credit levels for the meter.

Clear Credit Voucher

Voucher to zero remaining credit and open the load switch.

Initiate Dispenser Test Voucher (Meter Non-Specific Voucher)

Voucher for performing diagnostic tests on the meter.

Commissioning Voucher (Non Meter-Specific, Proprietary Voucher)

Voucher for initial meter installation and commissioning.

Commissioning Voucher (Meter-Specific, Proprietary Voucher)

Meter-specific voucher for initial installation and commissioning.

Decommissioning Voucher (Meter-Specific, Proprietary Voucher)

Voucher used to decommission or remove the meter.

Set Credit Mode (Meter-Specific, Proprietary Voucher)

Voucher to set the meter into credit metering mode.

Set Prepayment Mode (Meter-Specific, Proprietary Voucher)

Voucher to set the meter back into prepayment metering mode.

Proprietary Format

Information on vouchers using the proprietary format with 16-digit numbers.

Credit Transfer Voucher

Voucher for transferring a variable quantity of credit to the meter.

Key Change Voucher

Voucher for key changes, often including embedded credit.

Initial Key Change Voucher

Procedure for performing an initial key change.

Tamper Reset Voucher

Voucher to restore normal operation after a tamper event.

Set Power Limit Level Voucher

Voucher to set specific power limit levels for the meter.

Set Credit Levels Voucher

Voucher to set credit levels affecting LCD indicators.

Reset Meter (Clear Credit Register) Voucher

Voucher to clear credit and open the load switch.

Clear Log Voucher

Voucher to clear logged meter entries.

Non Meter-Specific Initiate Load Switch Test Voucher

Voucher to initiate a load switch test without meter specificity.

Non Meter-Specific Commissioning Voucher

Voucher for non-specific meter installation and commissioning.

Meter-Specific Commissioning Voucher

Meter-specific voucher for installation and commissioning.

Meter-Specific Decommissioning Voucher

Meter-specific voucher for decommissioning.

Commissioning and Decommissioning the Meter

Details on managing meter modes for installation and removal.

Display Total Units or Remaining Credit at the Meter

Option to configure meter display for total units versus remaining credit.

Power Limiting

Explains the power limiting feature and its algorithm.

Automatic/Manual Load Reconnection

Describes how the load switch reconnects after trips or power loss.

Disconnect on Power Failure

Option to automatically disconnect the load switch during power failures.

Credit Reader Interface

Details the port for data extraction in case of meter electronics failure.

Meter Operation (Credit Metering Mode)

Customer Interface Unit – Specific Functions

General

Overview of the CIU's role as a remote display and keypad.

Audible Low-Credit Alarm

Details the optional audible warning for low credit levels.

Other Audible Tones

Describes the various tones produced by the CIU for token entries.

Connecting the Customer Interface to the meter

Instructions on physically connecting the CIU to the meter.

Anti-tamper Features

General

Describes the physical sealing and evidence of tampering.

Anti-Tamper Switch

Explains the mechanical switch that detects terminal cover removal.

Reverse Energy Detection

Details the meter's capability to detect and flag reverse power flow.

Resetting a Tamper Condition

Procedure for clearing a tamper condition and restoring normal operation.

Information Functions

Meter Number (Register 000)

Displays the unique meter identity number.

Instantaneous Power (Register 001)

Shows combined instantaneous power consumption across all phases.

Current Credit Register (Register 002)

Stores and displays the meter's current remaining credit.

Total Units Counter (Register 003)

Displays the total energy (kWh) consumed since installation.

Current 24-Hour Consumption (Register 006)

Displays consumption data for the current 24-hour period.

Previous 24-Hour Consumption (Register 007)

Displays consumption data for the previous 24-hour period.

Current 30-Day Consumption (Register 008)

Displays consumption data for the current 30-day period.

Previous 30-Day Consumption (Register 009)

Displays consumption data for the previous 30-day period.

Low Credit Level (Register 012)

Indicates the credit level triggering low credit warnings.

High Credit Level (Register 013)

Indicates the credit level for high credit status indicators.

Power Limit Level (Register 014)

Shows the power limit at which the load switch will open.

Instantaneous power on Phase 1 (Register 015)

Displays instantaneous power consumption on Phase 1.

Instantaneous power on Phase 2 (Register 016)

Displays instantaneous power consumption on Phase 2.

Instantaneous power on Phase 3 (Register 017)

Displays instantaneous power consumption on Phase 3.

Creep Lock Indication

Indicates when low consumption prevents metering.

Extended Meter Number (Register 024)

Displays missing digits of an STS meter number for identification.

Meter (Fixed) State Register 0 (Register 031)

Shows fixed meter states stored in EEPROM, indicating operational status.

Meter (Fixed) Option Register 0 (Register 033)

Displays meter functions personalized at manufacture, not changeable.

Meter (Changeable) Option Register 0 (Register 035)

Displays meter functions that can be changed via voucher.

Meter (Display) State Register 0 (Register 037)

Shows meter states during startup or normal operation.

Software Version Number (Register 048)

Displays the meter's software version number.

Power-Fail Counter (Register 050)

Counts the number of power failures experienced by the meter.

Last (STS only) Voucher ID in Date/Time Format (Register 054)

Displays the date and time of the last credit voucher entry.

Last Voucher Entered (Register 055)

Shows the identifier of the last voucher entered into the meter.

Value of Last Voucher Entered (Register 056)

Displays the value (in kWh) of the last credit voucher entered.

Key Revision and Key Type (Register 057)

Refers to STS specifications for key revision and type details.

Tariff Index (Register 058)

Refers to STS specifications for tariff index information.

Current Credit Register - 10Wh Resolution (Register 059)

Displays credit register with high resolution (0.01kWh).

Supply Group Code (SGC) Register (Register 060)

Contains initial SGC, indicating if a key change has occurred.

Total Units Counter - 10Wh Resolution (Register 061)

Displays total units consumed with high resolution (0.01kWh).

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