Endress+Hauser Proline Promass A 100 PROFINET Operating Instructions Manual page 28

Electrical connection
28
7 Electrical connection
WARNING
L
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
• For cable entries: Use corresponding tools
• For securing clamp (on aluminum housing): Allen screw3 mm
• For securing screw (for stainless steel housing): open-ended wrench 8 mm
• 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
For custody transfer, all signal lines must be shielded cables (tinned copper braiding,
optical coverage ≥ 85 %). The cable shield must be connected on both sides.
PROFINET
Only PROFINET cables.
See https://www.profibus.com
Cable diameter
• Cable glands supplied:
M20 × 1.5 with cable ⌀ 6 to 12 mm (0.24 to 0.47 in)
• Spring terminals:
Wire cross-sections 0.5 to 2.5 mm
Proline Promass A 100 PROFINET
"PROFINET Planning guideline".
2 (20 to 14 AWG)
Endress+Hauser