Endress+Hauser Proline Promass F 300 - Page 239

Proline Promass F 300 EtherNet/IP Technical data
239
High-temperature version –50 to +350 °C (–58 to +662 °F) For nominal diameters DN 25 (1"),
DN 50 (2") and DN 80 (3")
Order code for "Measuring tube
mat., wetted surface", option TT,
TU
Low-temperature version –196 to +150 °C (–320 to +302 °F)
NOTICE
Material fatigue due to excessive
temperature differential.
‣
The maximum temperature
differential of the fluid used
must not exceed 300 K.
Order code for "Measuring tube
mat., wetted surface", option LA
Dependency of ambient temperature on medium temperature
T
a
T
m
B
A
A0031121
 30 Exemplary representation, values in the table below.
T
a
Ambient temperature
T
m
Medium temperature
A Maximum permitted medium temperature T
m
at T
a max
= 60 °C (140 °F); higher medium temperatures T
m
require a reduced ambient temperature T
a
B Maximum permitted ambient temperature T
a
for the maximum specified medium temperature T
m
of the
sensor
Values for devices used in the hazardous area:
Separate Ex documentation (XA) for the device →  256.
Not insulated Insulated
A B A B
Version T
a
T
m
T
a
T
m
T
a
T
m
T
a
T
m
Standard version 60 °C (140 °F) 150 °C (302 °F) – – 60 °C (140 °F) 110 °C (230 °F) 55 °C (131 °F) 150 °C
(302 °F)
Extended
temperature
version
60 °C (140 °F) 170 °C (338 °F) 55 °C (131 °F) 240 °C
(464 °F)
60 °C (140 °F) 110 °C (230 °F) 50 °C (122 °F) 240 °C
(464 °F)
High-temperature
version
60 °C (140 °F) 350 °C (662 °F) – – 60 °C (140 °F) 350 °C (662 °F) – –