75
11 Supplement
VEGAPULS 69 • Two-wire 4 … 20 mA/HART
47247-EN-200427
Antenna lens
Seal
Process temperature (measured on the process
fitting)
PEEK
FKM (SHS FPM 70C3
GLT)
-40 … +130 °C (-40 … +266 °F)
-40 … +200 °C (-40 … +392 °F)
EPDM (COG AP302)
-40 … +130 °C (-40 … +266 °F)
PP
FKM (SHS FPM 70C3
GLT)
-40 … +80 °C (-40 … +176 °F)
EPDM (COG AP310)
-40 … +80 °C (-40 … +176 °F)
Derating, ambient temperature
1
2 3
4
A
B
0°C / 32°F
-40°C / -40°F
80°C / 176°F
35°C / 95°F
51°C / 124°F
60°C / 140°F
130°C
266°F
100°C
212°F
50°C
122°F
80°C
176°F
-40°C
-40°F
/
Fig. 50: Derating, ambient temperature, metal-jacketed lens 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)