Technical data

TTR31, TTR35 Installation
Endress+Hauser 7
3. 3 Process connection
T09-TTR31xxx-17-xx-xx-en-000
Fig. 3: Process connection of the devices
"
Caution!
The maximum process pressure for the conical metal-metal process connection
(see Fig. 3, item D) is 16 bar = 1.6 MPa (232 psi)!
TTR31 TTR35
Field of
application
Monitoring, display and control of process temperatures Monitoring, display and control of process temperatures in
hygienic processes
Process
connection
Item A
Version without
process
connection (’w’).
Suitable welding
bosses and
coupling
(→ Chap. 7)
Item B
Version with
thread process
connection
ANSI NPT ¼"
(m = AF14) and
NPT ½"
(m = AF27)
Item C
Version with
thread process
connection
G¼A (n = AF14)
and G½A
(n = AF27) as
per ISO 228
Item D
Conical metal-metal for
hygienic processes,
G½" thread. Suitable
welding boss available as
accessory (→ Chap. 7.2)
Item E
Adapter concept - version
with M24x1.5 thread for
adapters with process con-
nection for hygienic proc-
esses (→ Chap. 7.1.2)
Sensor
length L
50, 100 and 200 mm (1.97, 3.94 and 7.87") 23 with Ø 4 mm (0.91"
with Ø 0.16")
50, 100 and 200 mm
(1.97, 3.94 and 7.87")
Measuring
range
-50 °C to +150 °C (-58 °F to 302 °F)
-50 °C to 200 °C (-59 °F to 392 °F), version TTR35 with neck