Specifications; Sitrans Lr400 - Siemens Sitrans LR400 Instruction Manual

Specifications

Siemens Milltronics makes every attempt to ensure the accuracy of these
Note:
specifications, but reserves the right to change them at any time.

SITRANS LR400

Power
Power Supply
• 100 to 230 V AC,
• 24 V DC, +25/-20%, 6 W
• Fuse (AC)
• Fuse (DC)
Performance
• Frequency
• Measuring range
Measured value error (under reference conditions)
• Measuring error
1
• Dead band
• Additional contribution of
analog output
• Long-term stability
• Repetitive accuracy
Interface
• Analog output (Not applicable to PROFIBUS PA option)
Signal range
Fail signal
Load
1.
For solids applications, setting a dead band of 1 m is recommended because of
lower reflectivity and increased angles of repose.
2.
See Selection and Ordering Data sheet
3.
HART®is a registered trademark of HART Communication Foundation.
7ML19985FH06
±
15%, 50/60 Hz, 6 W
SI1
SI2
SI1
SI2
25 GHz nominal
0.35 to 50 m (1.15 to 164 ft)
≤ ± 5 mm (0.2") at 1 to 10 m (3.3 to 32.8 ft.) distance
≤ ± 15 mm (0.6") at 10 to 50 m (32.8 to 164 ft) distance
0 to 350 mm from bottom edge of flange
≤ 0.1%
≤ ± 1 mm/year
≤ ± 1 mm at 0 to 50 m, damping ≥ 1 s
4 to 20 mA
3.6 mA; 22.5 mA or last value
Max. 600 Ω; (330 Ω for [ia] versions, Area classification
options G, L, P , S)
SITRANS LR400 (7ML5421) – INSTRUCTION MANUAL
Fast acting ceramic, 4 x 20 mm, 1 A, 250 V AC
Slow-Blow, 4 x 20 mm, 0.63 A, 250 V AC
Fast acting ceramic, 4 x 20 mm, 2 A, 250 V AC
Slow-Blow, 4 x 20 mm, 0.63 A, 250 V AC
2 3
communication min. 230 Ω
, for HART
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