Siemens SITRANS LR500 Series - Process Temperature Specifications

LR580 󹪞ang
e lens antenna Air volume
Pressure Without non-return valve With non-return valve
1.8 bar (20.3 psig) 4.5 m
3
/h 3.5 m
3
/h
2 bar (23.2 psig) 4.6 m
3
/h 4 m
3
/h
LR550 polymeric horn antenna
LR550 polymeric horn antenna Air volume
Pressure Without non-return valve With non-return valve
0.2 bar (2.9 psig) 3.3 m
3
/h 
0.4 bar (5.8 psig) 5 m
3
/h 
0.6 bar (8.7 psig) 6 m
3
/h 1 m
3
/h
0.8 bar (11.6 psig)  2.1 m
3
/h
1 bar (14.5 psig)  3 m
3
/h
1.2 bar (17.4 psig)  3.5 m
3
/h
1.4 bar (20.3 psig)  4.2 m
3
/h
1.6 bar (23.2 psig)  4.4 m
3
/h
1.8 bar (20.3 psig)  4.8 m
3
/h
2 bar (23.2 psig)  5.1 m
3
/h
Connection
Thread G⅛
Seal Threaded plug of 316Ti
Air purging system
Material 316Ti
Thread G⅛
Seal FKM (SHS FPM 70C3 GLT), EPDM (COG AP310)
For connection G⅛
Opening pressure 0.5 bar (7.25 psig)
Nominal pressure
s
tage
PN 250
12.8 Process
Pr
ocess temperature
Version Material Seal Process temperature (measured on
the process 󹪝tting)
LR510
Thr
eaded connection
PEEK FKM -40 … +150 °C (-40 … +302 °F)
-40 … +200 °C (-40 … +392 °F)
FFKM -15 … +150 °C (5 … +302 °F)
-15 … +250 °C (5 … +482 °F)
Technical speci󹪝cations
12.8Process
SITRANS LR500 series with mA/HART
Operating Instructions, 03/2024, A5E51099898-AA 175