Electrical connection
Proline Promass O 100 HART
26
Hauser
7
Electrical connection
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.
7.1
Connection conditions
7.1.1
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: crimping tool for ferrule
7.1.2
Requirements for connecting cable
The connecting cables provided by the customer must fulfill the following requirements.
Electrical safety
In accordance with applicable federal/national regulations.
Permitted temperature range
• –40 °C (–40 °F) to +80 °C (+176 °F)
• Minimum requirement: cable temperature range ≥ ambient tempe20 K
Power supply cable
Standard installation cable is sufficient.
Signal cable
Current output
For 4-20 mA HART: Shielded cable recommended. Observe grounding concept of the
plant.
Pulse/frequency/switch output
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 terminals:
Wire cross-sections 0.5 to 2.5 mm
2
(20 to 14 AWG)
Summary of Contents for Proline Promass O 100HART
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