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DT4220 E
Select connecting
cable
20180619-V0
5. Connecting
5.1. Preparing the connection
Always observe the following safety instructions:
•
Connect or disconnect only in the complete absence of line voltage
•
Take note the data concerning on the
overcurrent protection in installation.
•
Use only a screwdriver with appropriate head
Take note the suitability of the connecting cable
(wire cross-section, insulation, etc.).
You may use either solid conductor or flexible conductor.
In case of using flexible conductor use crimped wire end.
In case of mains connection the wire cross-section should be 1.0 mm2
(min.).
In case of connection communication cables take note the concerning
prescriptions (www.modbus.org).
It's an important rule that the power cables and signal cables should
lead on a separate way.
13
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