Tariffs, Digital output, Programming – CIRCUTOR CVM-C5 Series User Manual
Page 24
4.4.- TARIFFS
The
CVM-C5 has two tariffs, T1 and T2, which can be selected through a digital input.
The selected tariff is determined based on the status of the input, as shown in
Table 8: Tariff selection�
Tariff
Digital input
T1
0
T2
1
The symbols
T1 and T2 that appear on the display in the consumption data area indicate the
selected tariff and the tariff being shown according to
Table 9: Displaying tariffs on the display�
Symbol
Display
Selected tariff
T1 flashing
Tariff 1
Tariff 1
T1 flashing
T2 steady
Tariff 2
Tariff 1
T1 flashing
Tariff 2
Tariff 2
T2 flashing
T1 steady
Tariff 1
Tariff 2
4.5.- DIGITAL OUTPUT
The unit has an optoisolated NPN transistor (terminals 3 and 4 of
) that may be pro-
grammed as:
A
pulse output by kWh or kvarh�
An
alarm associated with a measurement parameter.
4.6.- PROGRAMMING
From the programming menu you can:
Define the transformation ratios.
Program the ratio of kgCO
2
carbon emissions of the two tariffs.
Program the cost ratio of the two tariffs.
Program the maximum demand parameters.
Delete the energy meters and the maximum and minimum values.
Modify the display's backlight.
Program the digital output.
The
CVM-C5 does not record programming changes until the programming is complete. If
the unit is RESET before finishing the programming or no key is pressed for 30 seconds, the
configuration will not be stored in the memory.
The
CVM-C5 does not take any measurements during programming.
To enter the programming menu press the
key for 3 seconds.
And press
to access the first programming point.
24
CVM-C5
Instruction Manual