Carlo Gavazzi WM4-96 - Manual (Page 36)

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36
Counters Management
Tariffs examples
29
Events selection
36
43
ters; use the key to move from the left to the right and the
key to move from the right to the left.
8- press to exit the programming of the parameters of
the relevant row (no boxes are to be highlighted);
9-press and to select one of the other programming
lines; the pointer on the right shows the line where the user
can modify the parameters (steps from 1 to 7);
a) the day can be divided into up to 8 different peri-
ods connected to up to 4 different tariffs according
to the following working principle:
▼ ▲
F
▼
▲
24
6
12
18
2
4
8
10 14
16
20
22
trf1
+ kWh
- kWh
+ kvarh
- kvarh
1
Imported active energy
Exported active energy
Imported reactive energy
Exported reactive energy
The measured energy (partial energy) is placed in TARIFF 1
when the time period is from midnight to 8:00, in TARIFF 2 when
the time period is from 8:00 a.m. to 8:00 p.m. and again in TAR-
IFF1 when the time period is from 08:00 p.m. to midnight. The
total measured energy is the result of the sum of all the partial
measures as shown in the figure below:
24
6
12
18
2
4
8
10 14
16
20
22
trf1
trf2
trf1
+ kWh
- kWh
+ kvarh
- kvarh
+ kWh
- kWh
+ kvarh
- kvarh
+ kWh
- kWh
+ kvarh
- kvarh
1
2
T
b) the starting point of the first time period is always 24:00
(midnight) and cannot be changed;
c) the starting point of the following period is always the end