VEGA VEGAPULS 45 Profibus PA - Manual (Page 51)

VEGAPULS 42, 44 and 45 – Profibus PA 51
24908-EN-041227
Technical data
Ambient conditions
Vessel pressure -100 … 1600 kPa (-1 … 16 bar) at PN 16
-100 … 4000 kPa (-1 … 40 bar) at PN 40
Ambient temperature on the housing -30 … +80°C
Process temperature (flange temperature)
- standard -25 … +150°C (option -40 … +150°C)
Storage and transport temperature -60 … +80°C
Protection IP 66 and IP 67
Protection class II
Overvoltage category III
Ex-technical data
Comprehensive data see safety instructions manual
WHG approvals
All VEGAPULS 42, 44 and 45 radar sensors are approved as part of an overfill protection
system for stationary vessels storing water-endangering liquids.
Materials
Housing PBT (Valox) or
Aluminium die-casting (GD-AlSi 10 Mg)
Housing with Exd version Aluminium chill casting (GK-AlSi 7 Mg)
Process fitting 1.4435
Antenna (wetted parts) 1.4435 and PTFE
Antenna seal with
horn and pipe antennas
- standard
Viton (-20 °C)
- option Kalrez, Viton for low temperature (-40 °C)
Connection cables
Two-wire sensors power supply and signal via one two-wire
cable
Electrical connection
- cable entry for Aluminium and plastic housing:
one cable entry (four-wire: two cable entries)
and spring-loaded terminal connection
up to max. 2.5 mm
2 wire cross-section
- plug connection optional for plastic housing:
four-pole, polarity reversal-proof screw
connection (four-wire: two plug connections)
Cable entry
- ia terminal compartment 1 … 2 x M20 x 1.5 (cable-ø 5 … 9 mm))
Ground connection max. 4 mm 2