Siemens SITRANS F M MAG 3100 sensor Operating Instructions Manual page 15

Temperature specifications for Ex use
Table 2- 4
Maximum process fluid temperature
[°C]
75
90
125
180 (Remote configuration)
150 (Compact configuration)
For dust protection, the surface temperature is equal to the process fluid temperature plus 5 °C
Special conditions for safe use
It is required that:
● Electrical connections are in accordance with national requirements.
● Appropriate cable connectors are used for the output circuits:
● Minimum 4 mm
● Cable glands for coil circuit must be Ex e approved (increased safety) and fit the
● Sensor insulation thickness is max. 100mm (only insulated sensors).
● IEC/EN 61241-14 and 61241-17 are considered for installation in areas with combustible
SITRANS F M MAG 3100 sensor
Operating Instructions, 09/2012, A5E03005599-02
Temperature classifications for MAG 3100 Ex (remote or compact with MAG 6000 I)
– Intrinsically safe: blue
– Non-intrinsically safe: black
cable is to be used for potential equalization
2
application by being approved for the cable used as regards size and temperature.
dust.
Temperature Ambient temperature [°C]
class
T6 (85 °C) -25 ... +60
T5 (100 °C) -25 ... +60
T4 (135 °C) -25 ... +60
T3 (200 °C) -25 ... +60
T3 (200 °C) -25 ... +50
Safety notes
2.2 Installation in hazardous area
13