Storage Temperature - Endress+Hauser Liquiphant FTL64 Operating Instructions Manual

Technical data
58
T a
T p
T a
T p
 52 Permitted ambient temperature T
A 230 °C (446 °F) sensor
B 280 °C (536 °F) sensor
1 Exceptions for electronic insert FEL64:
Without LED module: Relay current = 6 A, T
Relay current = 4 A, T max. = 65 °C (149 °F)
a
With LED module: T max. –10 K
a
2 Exceptions for electronic insert FEL64:
Without LED module: Relay current = 6 A, T
Relay current = 4 A, T max. = 70 °C (158 °F)
a
With LED module: T max. –10 K
a
3 Max. 50 h on cumulative basis
4 Only for ATEX and CSA certificates
• Low temperatures are not possible for SIL
• Bluetooth module:
• –50 °C (–58 °F) for non-Ex, Ex ia and Ex d
• –60 °C (–76 °F) for non-Ex
• LED module:
• –50 °C (–58 °F) for non-Ex, Ex ia and Ex d
• –60 °C (–76 °F) for non-Ex
Outdoor operation in strong sunlight:
• Mount the device in a shaded location
• Avoid direct sunlight, particularly in warmer climatic regions
• Use a weather protection cover, can be ordered as an accessory
Hazardous area
In the hazardous area, the permitted ambient temperature can be limited depending on
the zones and gas groups. Pay attention to the information in the Ex documentation (XA).
14.3.2

Storage temperature

–40 to +80 °C (–40 to +176 °F)
Optional: –50 °C (–58 °F), –60 °C (–76 °F)
T a
T a
[°F] [°C]
158 70
4
32 0
-58 -50
-60
-50 0
-76
-58 32
T a
T a
[°F] [°C]
158 70
122 50
4
32 0
-58 -50
-60
-50 0
-76
-58 32
at the housing as a function of the process temperature T
a
max. = 60 °C (140 °F);
a
max. = 65 °C (149 °F);
a
Liquiphant FTL64
1
3
A B
[°C]
230 280 300
440 540 572
[°F]
2
3
A B
T p
[°C]
190 230 280 300
374 440 540 572
[°F]
in the vessel
p
Endress+Hauser
T p
T p
T p
A0037923