Elster A100C - Appendix B: Register Accuracy; Checking Accuracy from Register Advances

36 A100C - BS Single Phase Electronic Meter
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The table below describes the format of the billing, security and status data.
Any data in fields marked Reserved can be ignored.
FIELD NAME Len Format Description
Product Code 12 ASCII Product code. Example: "A100C"
Firmware Rev Code 9 ASCII Firmware revision code. Example: "2-01167-A"
Mfg Serial Number 3 Binary Manufacturing serial number.
Config Number 2 Binary Configuration number.
Utility Serial Number 16 ASCII Utility-specified serial number.
FIELD NAME Len Format Description
Meter Definitions
3 Bit field
Import/reverse
01 00 02
Import/Export
03 00 02
Power Flow
Insensitive
03 00 02
Rate 1 Reg 1 5* BCD Import kWh Import kWh Import + Export kWh
Rate 1 Reg 2 5* BCD Reserved Reserved Reserved
Rate 1 Reg 3 5* BCD Reverse kWh Reverse kWh Export kWh
Rate 2 Reg 1 5* BCD Import kWh Import kWh Import + Export kWh
Rate 2 Reg 2 5* BCD Reserved Reserved Reserved
Rate 2 Reg 3 5* BCD Reverse kWh Reverse kWh Export kWh
* Represents 7 integer digits and 3 or 5 decimal digits of kWh
Reserved 1 Binary
Status Flags 1 Bit field
General status flags:
Bit 7: Reverse State. Shows present import/export status of the
active energy measurement.
Bit 6: Reserved
Bit 5: Reserved
Bit 4: Present active rate: 0 = rate one, 1 = rate two.
Bit 3: LED mapping in force: 0 = normal operation, 1 = LED
mapping to Reg2 or Reg3
Bit 2: Number of active rates; 0 = single rate, 1 = two rates.
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