Vega VEGAPULS 64 - Derating curves - Integrated horn antenna

77
11 Supplement
VEGAPULS 64 • Two-wire 4 … 20 mA/HART
51141-EN-210219
1
/
2
3
4
A
B
0°C / 32°F
-40°C / -40°F
80°C / 176°F
42°C / 108°F
50°C / 122°F
65°C / 149°F
130°C
266°F
100°C
212°F
50°C
122°F
80°C
176°F
-40°C
-40°F
Fig. 49: Derating, ambient temperature, thread G¾ and G1½ with integrated horn antenna up to +130 °C (+266 °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
-40°C / -40°F
80°C / 176°F
53°C / 127°F
56°C / 133°F
48°C / 118°F
64°C / 147°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. 50: Derating, ambient temperature, thread G¾ and G1½ with integrated horn antenna 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)