Technical data
Liquiphant FTL64
58
Hauser
Ta
Ta
Ta
Ta
Ta
Ta
-58 -50
-50
-58
0
32
32 0
122 50
158 70
[°F] [°C]
190
374
230
440
280
540
Tp
Tp
Tp
Tp
Tp
Tp
3
2
3
4
4
1
A
A
B
B
[°C]
[°F]
0
32
32 0
158 70
[°F] [°C]
230
440
280
540
[°C]
[°F]
300
572
300
572
-60
-76
-58 -50
-50
-58
-60
-76
A0037923
52
Permitted ambient temperature T
a
at the housing as a function of the process temperature T
p
in the vessel
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
a
max. = 60 °C (140 °F);
Relay current = 4 A, T
a
max. = 65 °C (149 °F)
With LED module: T
a
max. –10 K
2
Exceptions for electronic insert FEL64:
Without LED module: Relay current = 6 A, T
a
max. = 65 °C (149 °F);
Relay current = 4 A, T
a
max. = 70 °C (158 °F)
With LED module: T
a
max. –10 K
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)
