Special Conditions - Mettler Toledo O2 ISM Bedienungsanleitung

12
Note: The above maximum values are each the total of all individual
circuits of the associated intrinsically safe power supply and trans-
mitter.
2.7.3

Special conditions

– The relationship between the maximum permissible ambient or
media temperature and temperature class, for category 1G appli-
cations, zone 0, is shown in the following table :
Temperature class
T 6
T 5
T 4
T 3
– The relationship between the maximum permissible ambient or
media temperature and temperature class, for category 1G appli-
cations, zone 0, is shown in the following table:
Temperature class
T69°C
T81°C
T109°C
T161°C
– The capacitance and inductance of the connecting cable has to
be considered.
O ISM Qualification Kit
2
52 300 440 E
Max. environment resp.
media temperature
68 °C
80 °C
108 °C
160 °C
Max. environment resp.
media temperature
68 °C
80 °C
108 °C
160 °C
© 12/18 Mettler-Toledo GmbH, Greifensee
O ISM Qualification Kit
2
Printed in Switzerland