Proline 500 PROFINET
Electrical connection
Hauser
17
5
Electrical connection
NOTICE
The measuring device does not have an internal circuit breaker.
‣
For this reason, assign the measuring device a switch or power-circuit breaker so that the
power supply line can be easily disconnected from the mains.
‣
Although the measuring device is equipped with a fuse, additional overcurrent protection
(maximum 10 A) should be integrated into the system installation.
5.1
Connection conditions
5.1.1
Required tools
• For cable entries: Use corresponding tools
• For securing clamp: Allen key 3 mm
• Wire stripper
• When using stranded cables: crimper for wire end ferrule
• For removing cables from terminal: Flat blade screwdriver ≤ 3 mm (0.12 in)
5.1.2
Requirements for connecting cables
The connecting cables provided by the customer must fulfill the following requirements.
Electrical safety
In accordance with applicable federal/national regulations.
Protective ground cable
Cable: 2.1 mm
2
(14 AWG)
The grounding impedance must be less than 1 Ω.
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
Standard installation cable is sufficient.
Cable diameter
• Cable glands supplied:
M20 × 1.5 with cable ⌀ 6 to 12 mm (0.24 to 0.47 in)
• Spring-loaded terminals: Suitable for strands and strands with ferrules.
Conductor cross-section 0.2 to 2.5 mm
2
(24 to 12 AWG).
