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SMARTEH d.o.o.
Trg tigrovcev 1
5220 Tolmin
Slovenija

t.: +386 (0)5 388 4400
f.: +386 (0)5 388 4401

R&D:      +386 (0)5 388 4405
Finance:+386 (0)5 388 4406
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NTC-4, Temperature sensor

NTC-4 sensor is intended for temperature measurement in HVAC systems and elsewhere. Its shape provides large contact area when mounted on pipes or when inserted in protective tubes (pockets).
NTC-4, Temperature sensor Operating temperature: from -40 to 80 °C.
The cables are halogen free and flame retardant.
Rated temperature: 25 °C.
Rated resistance: 10 kΩ + 5%
sensing element: Epcos B57891M0103J000
R/T table: Epcos B57891M, 4901


Features:

  • different kind of mounting
  • fast response
  • price favorable
  • mounting: pipes, protective tubes (pockets)
R/T table:

R/T No.
 4901
 T (°C)
 B25/100 = 3950 K
 RT/R25  α (%/K)
 -55 87.89
 7.1
 -50 61.759 6.9
 -45 43.934 6.7
 -40 31.618 6.5
 -35 23.006 6.3
 -30 16.915    
 6.1
 -25 12.555    
 5.9
 -20 9.4143    
 5.7
 -15 7.1172    
 5.5
 -10 5.4308    
 5.4
 -5 4.1505    
 5.2
 0 3.2014    
 5.0
 5 2.5011    
 4.9
 10 1.9691    
 4.7
 15 1.5618    
 4.6
 20 1.2474    
 4.5
 25 1.0000    
 4.3
 30 0.808    
 4.2
 35 0.6569    
 4.1
 40 0.5372    
 4.0
 45 0.44235
 3.9
 50 0.3661    
 3.8
 55 0.30393
 3.7
 60 0.25359
 3.6
 65 0.21283
 3.5
 70 0.17942
 3.4
 75 0.15183
 3.3
 80 0.12901
 3.2
 85 0.11002
 3.1
 90 0.094179
 3.1
 95 0.080896
 3.0
 100 0.069722
 2.9
 105 0.060397
 2.9
 110 0.052493
 2.8
 115 0.045733
 2.7
 120 0.039963
 2.7
 125 0.035059
 2.6
 130 0.030844
 2.6
 135 0.027192
 2.5
 140 0.024034
 2.4
 145 0.021285
 2.4
 150 0.018895
 2.4
 155
 0.016813
 2.3



204NTC07004001 Temperature sensor NTC 4 V2