BGX501-742-R01, APEX 100 User Manual
5.5 Daily energy snapshot
A snapshot of cumulative energies is logged at midnight (00:00:00 hrs). A roll over log for a minimum last 22
days is maintained for BIS compliance. The following 10 energies are available for daily energy snapshots.
These are fixed at the factory end and cannot be changed in the field.
1. Active Import Total (Q1+Q4)
2. Active Export Total (Q2+Q3)
3. Reactive Import while Active Import – Q1
4. Reactive Import while Active Export – Q2
5. Reactive Export while Active Export – Q3
6. Reactive Export while Active Import – Q4
7. Apparent – While Active Import
8. Apparent – While Active Export
9. Net reactive High
10. Net reactive Low
Memory is capable to store last 60 days daily energies, irrespective of number of energies selected. Numbers of
days are configurable at factory end.
5.6 Scaling Tariff
The Apex 100 Scaling Tariff supports CT / PT ratio adjustment, transformer loss, CT-PT error compensation in
the field.
The Commissioning and Configuration (CC) Tool is used for preparing the scaling tariff. The existing meter
configuration must first be opened and read. The configuration can then be modified using the CC Tool. The
Apex 100 does not require to be switched off during the configuration mode and will only implement the new
configuration when all the blocks have been received and authenticated
The Scaling Tariff contains the following sections:
1. Commissioning
2. Error Compensation
3. Transformer loss
In a single scaling tariff, commissioning change, error compensation, & transformer loss compensation is
treated & logged as three separate transactions.
It is also possible to download a scaling tariff in meter (locally/ remotely) using a suitable tool.
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