B57504K0103A009 datasheet(2/9 Pages) TDK

2 / 9 page

Applications

Temperature measurement in household

appliances (e.g. dryers, dish washers, small

appliances)

Features

NTC thermistor potted in a medium-resistant

stainless steel case

Short thermal response time in water

Wire heat-resistant up to 125

°C

(XLPE-insulated wire)

Options

Alternative casing, cable lengths, cable

material (PTFE), R/T characteristics and

connectors available on request.

Delivery mode

Bulk

Dimensional drawing

Dimensions in mm

Approx. weight 2.3 g

General technical data

Climatic category

(IEC 60068-1)

20/125/42

Upper category temperature

(wire)

125

°C

Maximum operating temperature

(sensor head)

Top,max

150

°C

Resistance tolerance

∆R

R/RR

±2

Rated temperature

°C

Dissipation factor

(in air)

approx. 2

mW/K

Thermal time constant

(in water)

< 2

Insulation resistance

(V = 500 V DC)

Rins

> 100

Ω

Test voltage

(t = 1 s)

Vtest

1250

V AC

Electrical specification and ordering codes

R70

Ω

R25

Ω

No. of R/T

characteristic

B25/100

Ordering code

2055

10000

7003

3625

±0.8%

B57504K0103A009

Temperature measurement

B57504K

Probe assemblies

K504

Page 2 of 9

Please read Cautions and warnings and

Important notes at the end of this document.

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