Siemens SITRANS LG270 Operating Instructions Manual page 58

Ʋ Pressure resistance
Process fittings
Ʋ Pipe thread, cylindrical (DIN 3852-A)
Ʋ Pipe thread, conical (ASME B1.20.1)
Ʋ Flanges
Weight
Ʋ Instrument weight (depending on
process fitting)
Ʋ Tube: ø 42.2 mm (1.661 in)
Probe length L (from seal surface)
Ʋ Tube: ø 42.2 mm (1.661 in)
Ʋ Trimming accuracy - tube
Lateral load
Ʋ Tube: ø 42.2 mm (1.661 in)
Torque for process fitting, thread
Ʋ -196 ... +280 °C (-321 ... +536 °F)
Ʋ -196 ... +450 °C (-321 ... +842 °F)
Torque for NPT cable glands and Conduit tubes
Ʋ Plastic housing
Ʋ Aluminium/Stainless steel housing
Input variable
Measured variable
Min. dielectric constant of the medium
Output variable
Output
Ʋ Signal
Ʋ Physical layer
Damping (63 % of the input variable)
Channel Numbers
Ʋ Channel 1
Ʋ Channel 8
Transmission rate
Current value
Ʋ Non-Ex and Ex ia instrument
Ʋ Ex-d-ia instruments
Resolution, digital
Accuracy (according to DIN EN 60770-1)
Process reference conditions according to DIN EN 61298-1
Ʋ Temperature
58
See process pressure of the sensor
G1½
1½ NPT
DIN from DN 50, ASME from 2"
approx. 6 ... 12 kg (13.23 ... 26.46 lbs)
approx. 3100 g/m (33.3 oz/ft)
up to 6 m (19.69 ft)
±1 mm
300 Nm (221 lbf ft)
max. 450 Nm (332 lbf ft)
max. 400 Nm (295 lbf ft)
max. 10 Nm (7.376 lbf ft)
max. 50 Nm (36.88 lbf ft)
Level of liquids
ε ≥ 1.4
r
digital output signal, Foundation Fieldbus protocol
according to IEC 61158-2
0 ... 999 s, adjustable
Process value
Electronics temperature
31.25 Kbit/s
12 mA, ±0.5 mA
16 mA, ±0.5 mA
> 1 mm (0.039 in)
+18 ... +30 °C (+64 ... +86 °F)
SITRANS LG270 - Operating Instructions PBD-51041071