Operating Conditions: Environment - Endress+Hauser Liquicap M FTI51 Operating Instructions Manual

Liquicap M FTI51, FTI52
Endress+Hauser
10.5.3 Ambient temperature effect
Electronic insert
< 0.06 % / 10 K related to the full scale value
Separate housing
Capacitance change of connecting cable per meter 0.15 pF/10K
10.6

Operating conditions: Environment

10.6.1 Ambient temperature range
• Ambient temperature of the transmitter (note derating, see Page 85 ff.):
❑–50 to +70 °C
❑–40 to +70 °C (with F16 housing)
• A weather protection cover should be used when operating outdoors in strong sunlight. For
further information on the weather protection cover, see Page 76.
10.6.2 Storage temperature
–50 °C to +85 °C
10.6.3 Climate class
DIN EN 60068-2-38/IEC 68-2-38: test Z/AD
10.6.4 Degree of protection
Polyester housing F16
Stainless steel housing F15
Aluminum housing F17
Aluminum housing F13
with gas-tight process seal
Aluminum housing T13
with gas-tight process seal and separate
connection compartment (EEx d)
Separate housing
* As per EN60529
** As per NEMA 250
10.6.5 Vibration resistance
DIN EN 60068-2-64/IEC 68-2-64: 20 Hz– 2000 Hz; 0.01 g
10.6.6 Cleaning
Housing:
When cleaning, make sure that the cleaning agent used does not corrode the housing surface or the
seals.
IP66* IP67*
X X
X X
X X
X –
X –
X –
2
/Hz
Technical data
IP68* NEMA4X**
- X
- X
- X
X X
X X
X X
83