14 A1120/40 - Electronic Polyphase Meter
© Elster Metering Limited - M181 001 2G - 5/2010
10.1.4 Customer Defined Registers
Two Customer Defined (CD) Registers are provided. These are cumulative registers which can
be used throughout the tariff scheme and load profile data and are programmable to accept
consumption from any two of the following like-unit registers:
kWh import
kWh export
Q1 kvarh
Q2 kvarh
Q3 kvarh
Q4 kvarh
kVAh 1
kVAh 2
Examples of their use are:
CD Register 1 Total kWh kWh import + kWh export = Total kWh
CD Register 2 Total Import kvarh Q1 + Q2 = Total Import kvarh
The contents of the Customer Defined Registers can be viewed on the display.
11 TARIFF STRUCTURE
The tariff structure repeats year on year and comprises the following features:
8 Time-of-use (TOU) registers
4 Maximum demand registers
48 Switching times
12 Seasons
24 Change of season dates
32 Exclusion dates
13 End of billing dates
Daylight savings
Independent day control
Deferred tariff
Tariff scheme CRC
At least one Season must be programmed into the meter for TOU registers to be available.
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