Proline Prosonic Flow W 400 HART Electrical connection
Endress+Hauser 45
7 Electrical connection
L
WARNING
Live parts! Incorrect work performed on the electrical connections can result in an
electric shock.
‣
Set up a disconnecting device (switch or power-circuit breaker) to easily disconnect the
device from the supply voltage.
‣
In addition to the device fuse, include an overcurrent protection unit with max. 16 A in
the plant installation.
7.1 Electrical safety
In accordance with applicable national regulations.
7.2 Connecting requirements
7.2.1 Required tools
• Torque wrench
• For cable entries: Use corresponding tools
• Wire stripper
• When using stranded cables: Crimper for wire end ferrule
7.2.2 Requirements for connecting cable
The connecting cables provided by the customer must fulfill the following requirements.
Permitted temperature range
• The installation guidelines that apply in the country of installation must be observed.
• The cables must be suitable for the minimum and maximum temperatures to be
expected.
Power supply cable (incl. conductor for the inner ground terminal)
Standard installation cable is sufficient.
Signal cable
Current output 0/4 to 20 mA
Standard installation cable is sufficient.
Current output 4 to 20 mA HART
A shielded cable is recommended. Observe grounding concept of the plant.
Pulse /frequency /switch output
Standard installation cable is sufficient.
Status input
Standard installation cable is sufficient.
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