Electrical protective measures
Protection rating
Ʋ Transmitter
Ʋ Housing
Connection of the feeding power supply
unit
Altitude above sea level
Ʋ by default
Ʋ with connected overvoltage protection up to 5000 m (16404 ft)
Pollution degree
1)
Protection class
When used with fulfilled housing protection
11)
VEGAWELL 52 • 4 ... 20 mA/HART Pt 100
IP68 (30 bar)
IP66/IP67
Networks of overvoltage category III
up to 2000 m (6562 ft)
4
III
10 Supplement
37