Flowline LR31 Series Pulse Radar Liquid Level Transmitter Level Transmitter, 2 Wire, 4 to 20 mA, HART 7 Output,

RS Stock No.: 137-2043Brand: FlowlineManufacturers Part No.: LR31-0021-10-01
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Technical Document

Specifications

Device Type

Pulse Radar Liquid Level Transmitter

Mounting Type

Vertical, Wall Mount

Switch Output

2 Wire, 4 to 20 mA, HART 7

Body Material

Nylon, Polycarbonate (Display)

Cable Length

10m

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

+100°C

Maximum dc Voltage

26.4V

Maximum Current

20 mA

Series

LR31

Interface

HART, USB

Standards Met

ANSI, CE, Class I, Class II Groups E/F/G, CRN, CSA, CSA Class I Div 1 Groups A/B/C/D, FCC, Zone 0 IIC, Zone 20 Group IIC

Current Rating

22.5 mA

Country of Origin

United States

Product details

Flowline EchoPro LR31 Pulse Radar Liquid Level Transmitter

Flowline EchoPro LR31 intrinsically safe 26 GHz pulse radar transmitter provides continuous level measurement up to 20 m with a 4 mA to 20 mA analogue and HART digital signal output. Configurable via a remote push button display module or Flowline WebCal software. The non-contact liquid level sensor is intended for industrial wastewater, municipal storm or sewer lift station, reservoir, river, canal or open channel applications located below or above grade. The LR31 comes with a 10 m cable, mounting bracket and display module. The sensor is designed for bracket mount installation suspended above the liquid level.

Features and Benefits

Rugged IP68 sensor enclosure with 304 SS mounting bracket
Configuration via push button display or WebCal software
26 GHz pulse radar is unaffected by vapour or condensation
Wall-mounted display with windowed enclosure rated IP67
12” (30 cm) dead band enables utilisation of the entire tank
LCD displays level in feet or meters with percent of span bar
HART communication in point to point and multi-drop modes
Fail-safe diagnostics with selectable signal fail-safe outputs
Recognition, storage and rejection of false echo signal returns
Self-diagnostics with selectable fail-safe signal outputs

Flowline Sensors

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P.O.A.

Flowline LR31 Series Pulse Radar Liquid Level Transmitter Level Transmitter, 2 Wire, 4 to 20 mA, HART 7 Output,

P.O.A.

Flowline LR31 Series Pulse Radar Liquid Level Transmitter Level Transmitter, 2 Wire, 4 to 20 mA, HART 7 Output,
Stock information temporarily unavailable.

Technical Document

Specifications

Device Type

Pulse Radar Liquid Level Transmitter

Mounting Type

Vertical, Wall Mount

Switch Output

2 Wire, 4 to 20 mA, HART 7

Body Material

Nylon, Polycarbonate (Display)

Cable Length

10m

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

+100°C

Maximum dc Voltage

26.4V

Maximum Current

20 mA

Series

LR31

Interface

HART, USB

Standards Met

ANSI, CE, Class I, Class II Groups E/F/G, CRN, CSA, CSA Class I Div 1 Groups A/B/C/D, FCC, Zone 0 IIC, Zone 20 Group IIC

Current Rating

22.5 mA

Country of Origin

United States

Product details

Flowline EchoPro LR31 Pulse Radar Liquid Level Transmitter

Flowline EchoPro LR31 intrinsically safe 26 GHz pulse radar transmitter provides continuous level measurement up to 20 m with a 4 mA to 20 mA analogue and HART digital signal output. Configurable via a remote push button display module or Flowline WebCal software. The non-contact liquid level sensor is intended for industrial wastewater, municipal storm or sewer lift station, reservoir, river, canal or open channel applications located below or above grade. The LR31 comes with a 10 m cable, mounting bracket and display module. The sensor is designed for bracket mount installation suspended above the liquid level.

Features and Benefits

Rugged IP68 sensor enclosure with 304 SS mounting bracket
Configuration via push button display or WebCal software
26 GHz pulse radar is unaffected by vapour or condensation
Wall-mounted display with windowed enclosure rated IP67
12” (30 cm) dead band enables utilisation of the entire tank
LCD displays level in feet or meters with percent of span bar
HART communication in point to point and multi-drop modes
Fail-safe diagnostics with selectable signal fail-safe outputs
Recognition, storage and rejection of false echo signal returns
Self-diagnostics with selectable fail-safe signal outputs

Flowline Sensors