14
CoriolisMaster FCB400, FCH400
CORIOLIS MASS FLOWMETER | OI/FCB400/FCH400-EN REV. E
… 2 Use in potentially explosive atmospheres
… Temperature data
Measuring medium temperature for sensors in integral mount design with single-compartment housing
Model FCx4xx-A2… and FCx4xx-F2… in Zone 2, Division 2
The table shows the maximum permissible measuring medium temperature as a function of ambient temperature and temperature
class.
Temperature class
Ambient temperature T
amb.
T1
T2
T3
T4
T5
T6
≤
30 °C (
≤
86 °F)
205 °C (400 °F)
205 °C (400 °F)
195 °C (383 °F)
130 °C (266 °F)
95 °C (203 °F)
80 °C (176 °F)
≤
40 °C (
≤
104 °F)
205 °C (400 °F)
205 °C (400 °F)
195 °C (383 °F)
130 °C (266 °F)
95 °C (203 °F)
—
≤
50 °C (
≤
122 °F)
205 °C (400 °F)
205 °C (400 °F)
195 °C (383 °F)
130 °C (266 °F)
95 °C (203 °F)
—
≤
60 °C (
≤
140 °F)
205 °C (400 °F)
205 °C (400 °F)
195 °C (383 °F)
130 °C (266 °F)
—
—
≤
70 °C (
≤
158 °F)
205 °C (400 °F)
205 °C (400 °F)
195 °C (383 °F)
130 °C (266 °F)
—
—
* Only with the ‘
Extended tower length – TE1, TE2 or TE3
’ order option