Installation Instructions

ManualsBrandsSiemens ManualsElectronicsSITRANS LR260 Level Probing Radar

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Siemens FI 01 · Update 11/2019

Level Measurement

Continuous level measurement

Radar level transmitters

SITRANS LR260

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Technical specifications

From sensor reference point.

Universal flange mates with EN 1092-1 (PN 16)/ASME B16.5 (150 lb)/

JIS 2220 (10K) bolt hole pattern.

Mode of operation

Measuring principle Pulse radar level measurement

Frequency

K-band (25.0 GHz)

Minimum detectable distance

• Stainless steel horn

- 50 mm (2 inch), from end of horn

• Polypropylene lens antenna

- 200 mm (8 inch), from end of horn

Maximum measuring range

Solids • 2" horn: 10 m (32.8 ft)

• 3" horn: 20 m (65.6 ft)

• 4" horn: 30 m (98.4 ft)

Liquids

• 2" horn: 20 m (65.6 ft)

• 3" horn: 30 m (98.4 ft)

• 4" horn: 30 m (98.4 ft)

Output - HART

Power 4 ... 20 mA (± 0.02 mA accuracy)

Fail signal Nominal 24 V DC (max. 30 V DC)

Load

3.6 mA ... 23 mA; or last value

230 ... 600 

Output - PROFIBUS PA

• Per IEC 61158-2

• 15.0 mA

• Profile version 3.01, Class B

Performance (according to refer-

ence conditions IEC 60770-1)

Maximum measured error (including

hysteresis and non-repeatability)

• 25 mm (1 inch) from minimum de-

tectable distance to 500

(20 inch)

• Remainder of range = 6 mm

(0.23 inch) or 0.05 % of spa (which-

ever is greater)

Rated operating conditions

Installation conditions

Location Indoor/outdoor

Ambient conditions (enclosure)

• Ambient temperature

• Installation category

• Pollution degree

-40 ... +80 °C (-40 ... +176 °F)

Medium conditions

Dielectric constant 



> 1.6, antenna and application

dependent

Process temperature

• Stainless steel horn

- -40 ... +200 °C (-40 ... +392 °F)

• Polypropylene lens antenna

- -40 ... +80 °C (-40 ... +176 °F)

Process pressure

• 0.5 bar g (7.25 psi g) maximum

• 3 bar g (43.5 psi g) optional with

80 °C (176 °F) temperature max

Design

Enclosure

• Construction

• Conduit entr

Aluminum, polyester powder-coated

2 x M20 x 1.5 or 2 x ½" NPT

Degree of protection

Type 4X/NEMA 4X, Type 6/ NEMA 6,

IP67, IP68

Weight

• Approximately 8.2 kg (18 lb) includ-

ing 4 inch stainless steel flange and

stainless steel aimer with

4 inch horn antenna

• Approximately 3.4 kg (7.5 lb) in-

cluding 3 inch (80 mm) polypropyl-

ene lens antenna

Display (local)

Graphic LCD, with bar graph repre-

senting level

Stainless steel process connection

and antenna

Material 304 stainless steel (flange),

316L stainless steel (threaded)

RF emitter

PTFE

Universal aiming flanges

2 inch (50 mm), 3 inch (80 mm),

4 inch (100 mm), 6 inch (150 mm)

Threaded connections

2" NPT (ASME B1.20.1),

R (BSPT, EN 10226-1),

G (BSPP, EN ISO 228-1)

Air purge

Option

Dust cover

PTFE, option

Aluminum process connection

and antenna

Material Polyester powder coated cast

aluminum horn

RF emitter

PTFE

Universal aiming flanges

3 inch (80 mm), 4 inch (100 mm),

6 inch (150 mm)

Air purge

Not available

Dust cover

Polypropylene, option

Polymeric flange process

connection and antenna

Material Polyester powder coated cast alumi-

num horn

Lens

Polypropylene

Universal polypropylene flanges

3 inch (80 mm), 4 inch (100 mm),

6 inch (150 mm)

Certificates and approvals

General CSA

US/C

, CE, FM

Radio

Europe (RED), FCC, Industry Can-

ada, RCM

Hazardous

CSA/FM Class II, Div. 1, Groups E, F,

G, Class III

ATEX II 1D, 1/2D, 2D Ex ta IIIC

T100 ºC Da

IECEx/ATEX II 1 GD Ex ia IIC T4 Ga,

Ex ta IIIC T100 ºC Da

CSA/FM Class I, II, III, Div. 1,

Groups A, B, C, D, E, F, G

SABS ARP0108 Ex ia IIC T4 Ga

Programming

Intrinsically Safe Siemens handheld

programmer

Infrared receiver

• Approvals for handheld programmer

IS model:

ATEX II 1GD Ex ia IIC T4 GaEx iaD 20

T135 °C Ta = -20 ... +50 °C

CSA/FM Class I, II, and III, Div. 1,

Groups A, B, C, D, E, F, G,

T6 Ta = 50 °C

Handheld communicator

HART communicator 375

PC SIMATIC PDM

Display (local)

Graphic local user interface including

quick start wizard and echo profile

displays.