Grundfos Conex DIA-2, Installation And Operating Instructions Manual

Page: 17 / 612

English (GB)
17
10. Commissioning / electrical
connections
1. Remove the terminal cover on the front of the
device.
2. Use the appropriate cable feedthroughs and
tighten the screws carefully.
3. Connect the cables used to the terminals
according to the Conex
®
DIA-2 terminal
assignment.
4. Close the terminal cover again with correctly
positioned gasket.
Warning
Switch off the power supply before
installing!
Enclosure class IP65 is only guaranteed with
the front panel of the terminals enclosure
closed and with appropriate cable glands or
dummy caps.
Warning
Switch off the power supply before
connecting the power supply cable and
relay contacts! For safety reasons, the
protective conductor must be connected
correctly!
Observe the local safety regulations!
Protect the cable connections and plugs
from corrosion and moisture.
Caution
Before connecting the power supply cable,
check that the supply voltage specified on
the nameplate corresponds to the local
conditions!
An incorrect supply voltage may destroy
the device!
To guarantee electromagnetic compatibility
(EMC), the input and current output cables
must be screened.
Connect the screening to the screen
ground on one side.
Refer to the wiring diagram! Route the
input, current output and power supply
cables in separate cable channels.
Caution
Enclosure class IP65 is only guaranteed if
the terminal cover is correctly sealed! Do
not damage the gasket on the terminal
cover!
The gasket on the terminal cover must be
positioned precisely!
Do not damage the gasket!
Note
Unused terminals must remain open.