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Pepperl Fuchs LTC51

Guided Level Radar

MPN: LTC51
Category: Guided Level Radar

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What is the Pepperl Fuchs LTC51?

Premium device for level measurement in liquids

Measuring range up to 45 m (148 foot)

Process connection from 3/4 inch thread or flange

Temperature range up to 200 °C (392 °F)

Pressure range up to 40 bar (600 psi)

Up to SIL 3 acc. to IEC/EN 61508

Premium device for level measurement in liquids, Measuring range up to 45 m (148 foot), Process connection from 3/4 inch thread or flange, Temperature range up to 200 °C (392 °F), Pressure range up to 40 bar (600 psi), Up to SIL 3 acc. to IEC/EN 61508

Specifications

General specifications

Order code (Pepperl+Fuchs part number)	264918
Measuring method	The device is a measuring system that functions according to the time-of-flight method. The distance from the reference point (process connection of the measuring device) to the product surface is measured.
Construction type	device with rod probe device with coax probe device with rope probe
Series	LTC51
Lifecycle	Active (current Pepperl+Fuchs product)

Functional safety related parameters

Safety Integrity Level (SIL)

SIL 3

Supply

Rated voltage

11.5 ... 35 V DC, 2-wire 10.4 ... 48 V DC, 4-wire 90 ... 253 V AC, 50/60 Hz Ur

Input

Measured variable	distance between reference point and product surface
Measuring range	rod probe: 4 m/10 m (13 ft/33 ft) (for divisible/indivisible rod probes) coax probe: 6 m (20 ft) rope probe: 45 m (148 ft)

Output

Output signal	4 ... 20 mA 2 x 4 ... 20 mA
Communication	4 ... 20 mA HART (standard) PROFIBUS PA (option)

Directive conformity

Electromagnetic compatibility: Directive 2014/30/EU	EN 61326-1:2006 , EN 61326-2-3:2006
Low voltage: Directive 2014/35/EU	EN 61010-1:2010

Conformity

Degree of protection

IEC 60529:2001

Measurement accuracy

Accuracy

digital: - measuring range up to 15 m (49 feet): ±2 mm (0.08 inch) - measuring range > 15 m (49 feet): ±10 mm (0.39 inch) analog: 0.02 % sum of non-linearity, non-repeatability and hysteresis included in the maximum measured error

Operating conditions

Process conditions: Process temperature	-40 ... 200 °C (-40 ... 392 °F)
Process conditions: Process pressure (static pressure)	-1 ... 40 bar (-14.5 ... 580.2 psi)
Process conditions: Dielectric constant	rod probe: DC ≥ 1.6 coax probe: DC ≥ 1.4 rope probe: DC ≥ 1.6

Ambient conditions

Ambient temperature

-40 ... 80 °C (-40 ... 176 °F)

Mechanical specifications

Degree of protection	IP68, NEMA 6P (24 hours in water 1.83 m (6 ft) deep) IP66, NEMA 4X
Connection	gland M20 thread M20, G1/2, NPT1/2 device plug M12, 7/8 in
Material	materials in contact with process : rod probe, coax probe: 1.4404/316L rope probe: 1.4401/316 process connections: 1.4404/316L, 2.4602/Alloy C22 process membran, seal: Viton, EPDM, Kalrez, gas-tight feed through as option
Dimensions	see technical information (TI)
Process connection	threads: from 3/4 in flanges: DIN EN from DN40, ANSI from 1-1/2 in, JIS from DN40

Data for application in connection with hazardous areas

EU-type examination certificate	see instruction manuals
Directive conformity: Directive 2014/34/EU	EN 60079-0:2012+A11:2013 , EN 60079-1:2007 , EN 60079-11:2012 , EN 60079-15:2010 , EN 60079-26:2007 , EN 60079-31:2009

International approvals

IECEx approval

see instruction manuals

Indication and operation

Display elements	without display display SD02 4-line , optional
Use	via communicator via pushbuttons

Certificates and approvals

Overspill protection	see approval (ZE)
Telecommunications	radio license FCC

General information

Supplementary documentation	technical information (TI) manuals, brief instructions (BA, KA) instruction manuals approval (ZE)
Supplementary information	Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Accessories

Designation

see technical information (TI)

Downloads & documentation

Official documents from Pepperl Fuchs, downloaded directly from the manufacturer.

Data sheets & manuals

CAD & dimension drawings

LTC51: frequently asked questions

When can LTC51 be shipped?

LTC51 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up LTC51 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for LTC51 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for LTC51, subject to availability and destination.