Circutor AFQm Series, Инструкция по эксплуатации

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34
AFQm
Instruction Manual
3�8�1�- CONNECTING INDIVIDUAL DEVICES
To connect multiple individual devices in parallel, follow these steps:
1�-
Select the device that will operate as the “
master
”.
2�- Connect the “ master ” device. The current transformers are only connected to the “ master ”
device.
3�- Connect all of the “ slave ” devices.
Note: Each devices must feature the protection elements indicated in section
“3.5.- CONNEC-
TION”.
4�- Connect all of the devices using the communication cables (
Table 14
).
Table 14: Communication cable, devices in parallel�
Communication cable
RJ11 connector Pinout
4
3 2
1
1: Not connected.
2: CAN A
3: CAN B
4: Not connected.
Note: The communication cable must be a CAT 5 cable or higher.
Connect the OUT terminal from the “ master ” filter to the IN terminal from the second filter, the
OUT terminal from the second filter to the IN terminal of the third, and so on (
Figure 28
).
OUT
IN
2
3
2
3
ON
R
BUS
OUT IN
2
3
2
3
ON
R
BUS
ON
R
BUS
Figure 28:Connecting 3 devices in parallel, using the communication cable�
5�- Configure the installation in the “ master ” device (see
“7.- CONFIGURATION”
)
6.- Complete the configuration of the slave devices (see
“7.- CONFIGURATION”
).
7.- Enable the terminator switch for parallel connection, R
BUS
(Terminal No 2 of
Table 11
and
Table 12
) in the bus end devices only. Then disable in the other devices.