Siemens SITRANS LG270 Operating Instructions Manual page 67

-196°C -150°C
-321°F -238°F
Fig. 31: Ambient temperature - process temperature, standard version
A Ambient temperature
B Process temperature (depending on the seal material)
1 Aluminium housing
2 Plastic housing
3 Stainless steel housing, precision casting
4 Stainless steel housing, electropolished
Viscosity - dynamic
Vibration resistance
Ʋ Coax probe
Shock resistance
Ʋ Coax probe
Electromechanical data - version IP66/IP67 and IP66/IP68 (0.2 bar)
Options of the cable entry
Ʋ Cable entry
Ʋ Cable gland
Ʋ Blind plug
Ʋ Closing cap
Material ca- Material seal
ble gland insert
PA NBR
Brass, nickel- NBR
plated
Stainless NBR
steel
Wire cross-section (spring-loaded terminals)
Ʋ Massive wire, stranded wire
PBD-51041507
A
80°C / 176°F
62°C / 143,6°F
45°C / 113°F
40°C / 104°F
33°C / 91,4°F
0°C / 32°F
-100°C -80°C -50°C
-148°F -112°F -58°F
-40°C / -40°F
Flanges of 904L (1.4539): see ASME B16.5-2013, Table
2-3.11, permissible temperature range: -60 ... +400 °C
(-76 ... 752 °F)
0.1 ... 500 mPa s (requirement: with density 1)
1 g with 5 ... 200 Hz according EN 60068-2-6 (vibration
at resonance) with tube length 50 cm (19.69 in)
25 g, 6 ms according to EN 60068-2-27 (mechanical
shock) with tube length 50 cm (19.69 in)
M20 x 1.5; ½ NPT
M20 x 1.5; ½ NPT (cable ø see below table)
M20 x 1.5; ½ NPT
½ NPT
4.5 ... 8.5 mm
–
●
–
0.2 ... 2.5 mm² (AWG 24 ... 14)
SITRANS LG270 - Operating Instructions
50°C 80°C 100°C
122°F 176°F 212°F
Cable diameter
5 ... 9 mm 6 ... 12 mm
● ●
● ●
● ●
150°C 200°C 250°C
302°F 392°F 482°F
7 ... 12 mm 10 ... 14 mm
–
–
–
1
3
2
4
B
●
–
●
67