Proline Promag H 300
34
Hauser
Potential equalization via grounding electrodes on process connection
2
1
3
4
A0028972
1
Hexagonal-headed bolts of process connection
2
Integrated grounding electrodes
3
O-ring seal
4
Sensor
Terminals
Transmitter
Spring terminals for conductor cross-section 0.2 to 2.5 mm
2
(24 to 12 AWG)
Cable entries
• Cable gland: M20 × 1.5 with cable ⌀ 6 to 12 mm (0.24 to 0.47 in)
• Thread for cable entry:
– NPT ½"
– G ½"
– M20
• Device plug for digital communication: M12
Only available for certain device versions → 25.
Cable specification
Permitted temperature range
Minimum requirement: cable temperature range ≥ ambient tempe20 K
Power supply cable
Standard installation cable is sufficient.
Protective ground cable
Cable: 2.1 mm
2
(14 AWG)
The grounding impedance must be less than 1 Ω.
Signal cable
Current output 4 to 20 mA HART
A shielded cable is recommended. Observe grounding concept of the plant.
PROFIBUS PA
Twisted, shielded two-wire cable. Cable type A is recommended .
For further information on planning and installing PROFIBUS PA networks see:
• Operating Instructions "PROFIBUS DP/PA: Guidelines for planning and commissioning"
(BA00034S)
• PNO Directive 2.092 "PROFIBUS PA User and Installation Guideline"
• IEC 61158-2 (MBP)
Содержание Proline Promag H 300
Страница 96: ...www addresses endress com ...