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The suspension hook guarantees

secure attachment of the digital

manifold during measurement.

Clamp probe for pipes from

Ø 6 mm to Ø 35 mm, NTC

Large, backlit display

testo 549

Probes

Probe type

Clamp probe for measurement on

pipes for diameter 6 to 35 mm,

NTC, Fixed cable 1.5 m

Clamp probe for temperature

measurements on pipes from 6 mm

to 35 mm diameter, NTC, Fixed

cable 5.0 m

Pipe wrap probe with Velcro for

pipe diameter to max. 75 mm,

Tmax. +75 °C, NTC,

Fixed cable 1.5 m

Waterproof NTC surface probe for

flat surfaces,

Fixed cable 1.2 m

Pipe clamp probe (NTC) for pipe

diameters 5 to 65 mm,

Fixed cable 2.8 m

Dimensions

Probe shaft/probe shaft tip

Measuring

range

-40 to +125 °C

-40 to +125 °C

-50 to +70 °C

-50 to +150 °C

Long-term

meas. range

+125 °C, short-

term +150 °C

(2 minutes)

-50 ... +120 °C

Accuracy

±1 °C (-20 to +85 °C)

±1 °C (-20 to +85 °C)

±0.2 °C (-25 to +70 °C)

±0.4 °C (-50 to -25.1 °C)

±0.5% of m.v. (+100 to +150 °C)

±0.2 °C (-25 to +74.9 °C)

±0.4 °C (remaining range)

±0.2 °C (-25 ... +80 °C)

Part no.

0613 5505

0613 5506

0613 4611

0613 1912

0613 5605

115 mm

50 mm

300 mm

Ø 5 mm

30 mm

Ø 6 mm

Efficient, robust NTC air probe

-50 to +125 °C ±0.2 °C (-25 to +80 °C)

±0.4 °C (remaining range)

0613 1712

Air probes

Surface probes

115 mm

50 mm

Ø 5 mm

Ø 4 mm

We measure it.