CIRCUTOR CVM-B Series - Manual (Page 26)

4�- OPeRATION
4.1.- OPERATING PRINCIPLE
The CVM-B is a four-quadrant power analyzer (consumption and generation).
0º
90º
180º
-90º
Capacitive
Capacitive Inductive
Inductive
Generation
Power
Consumption
Power
Single-phase Three-phase
Single-phase
Single-phase
Single-phase Three-phase Three-phase
Three-phase
k
k
k
k
k
k
k
k
k
k
k
k
k
k
k k
k
k
k
k
figure 18: four quadrants of CVM-B�
Apart from the basic functions of any analyzer, the CVM-B:
 Has, for each instantaneous variable, a bar chart that shows the current instantaneous val-
ue, maximum and minimum values and the pre-alarm and alarm zones programmed.
 Has three display modes, in order to display 1, 3 or 4 variables at the same time on each
display . The display of the variables is fully configurable.
 It includes as standard the BACnet communications protocol.
 It is 100% modular and expandable with different expansion modules which can be includ-
ed in the unit.
 It can be easily updated through the microSD card supplied with the unit.
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CVM-B100 - CVM-B150
Instruction Manual