Vega VEGAPULS 64 - Derating curves - Encapsulated antenna system (cont.)

79
11 Supplement
VEGAPULS 64 • Two-wire 4 … 20 mA/HART
51141-EN-210219
0°C / 32°F
-40°C / -40°F
80°C / 176°F
57°C / 135°F
60°C / 140°F
52°C / 126°F
67°C / 159°F
200°C
392°F
150°C
302°F
100°C
212°F
50°C
122°F
80°C
176°F
-40°C
-40°F
1
2
3
4
A
B
Fig. 53: Derating, ambient temperature, ange DN 50/2" and DN 80/3" with encapsulated antenna system up to
+200 °C (+392 °F)
A Ambient temperature
B Process temperature
1 Aluminium housing
2 Plastic housing
3 Stainless steel housing (precision casting)
4 Stainless steel housing (electropolished)
0°C / 32°F
-20°C / -4°F
80°C / 176°F
57°C / 135°F
60°C / 140°F
52°C / 126°F
67°C / 159°F
200°C
392°F
150°C
302°F
100°C
212°F
50°C
122°F
80°C
176°F
-196°C
-320.8°F
1
2
3
4
A
B
Fig. 54: Derating, ambient temperature, ange DN 50/2" and DN 80/3" with encapsulated antenna system up to
-196 … +200 °C (-320.8 … +392 °F)
A Ambient temperature
B Process temperature
1 Aluminium housing
2 Plastic housing
3 Stainless steel housing (precision casting)
4 Stainless steel housing (electropolished)
Process pressure