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Operation options
2
1
20
Example of coupling with cable entry, electronic insert with terminals
1
M20 coupling (with cable entry), example
2
Conductor cross-section maximum 2.5 mm
terminals on the electronics
3
Conductor cross-section maximum 4.0 mm
(example: plastic housing with outer protective ground connection (PE))
⌀d Nickel-plated brass 7 to 10.5 mm (0.28 to 0.41 in),
Plastic 5 to 10 mm (0.2 to 0.38 in),
Stainless steel 7 to 12 mm (0.28 to 0.47 in)
Pay attention to the following when using the M20 coupling
Following cable entry:
• Counter-tighten the coupling
• Tighten the union nut of the coupling with 8 Nm (5.9 lbf ft)
• Screw the enclosed coupling into the housing with 3.75 Nm (2.76 lbf ft)
7
Operation options
7.1
Overview of operation options
7.1.1
Operation concept
Operation with DIP switches on the electronic insert
22
24/25 mm
8.0 Nm
3.5
3
2
(AWG14), ground terminal on inside in housing +
2
(AWG12), ground terminal on outside of the housing
Liquiphant FTL41
A0018023
Endress+Hauser
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