Circutor CVM-C11, Instruction Manual

Page: 27 / 106

4�5�- RELAYS
El
CVM-C11
has 2 alarm relays (terminals 3, 4 and 5 on
Figure 1
) fully programmable, see
“6.25.- PRO-
GRAMMING THE ALARM RELAY 1”
and
“6.26.- PROGRAMMING THE ALARM RELAY 2” (Figure 18)
�
POWER SUPPLY OUTPUTS INPUTS RS-485
A1(+) A2(-) R0C R01 R02 D0C D01 D02 DIC DI1 DI2 A(+) B(-)
U
L1
U
L2
U
L3
N
IL1
IL2
IL3
IN
S1 S2 S1 S1 S1 S2 S2 S2
P2 P1 P2 P1 P2 P1 P2 P1
Relé 1 y 2
Relay 1 and 2
R0C
R01 R02
Carga
Load
Fuente externa
External load
Salidas digitales
Digital outputs
D0C
D01 D02
Entradas digitales
Digital inputs
-
DIC
DI1 DI2
4kΩ 4kΩ
Figure 18:Relays, Digital outputs and Digital inputs�
4�6�- DIGITAL INPUTS
The CVM-C11 has two digital inputs (terminals 9, 10 and 11 on
Figure 1
) programmable to function as
logic input, tariff selection
( Figure 18 )
or to generate a synchronism pulse to calculate the maximum
demand.
If configured as a logic input, the device displays the status of that input. See
“6.29.- OPERATING MODE
OF DIGITAL INPUT 1”
and
“6.30.- OPERATING MODE OF DIGITAL INPUT 2”.
The selected tariff can be determined in accordance with the status of the inputs, as shown in
Table 16
.
Table 16: Selecting the tariff in accordance with the input status�
IN1, Input 1 IN2, Input 2
Tariff
Synchronism pulse Logic input Tariff selection Logic input Tariff selection
x x T1
x x T1
x 0 T1
x 0 T1
x 1 T3
x 1 T3
0 x T1
1 x T2
27
Instruction Manual
CVM-C11