G1551 Datasheet, PDF (2/22 Pages) EPCOS – NTC thermistors for temperature measurement

Temperature measurement
Glass-encapsulated sensors with insulation
B57551G, B57551G1
G551/G1551
Applications
Temperature measurement
Features
Glass-encapsulated NTC thermistor,
heat-resistant and highly stable
Coating of glass body and leads for electrical
insulation
For temperature measurement up to
260 °C
Short response time
Small dimensions
Leads: dumet wires (copper-clad FeNi)
Options
Alternative dimensions available on request
Delivery mode
Bulk
General technical data
Climatic category
Max. power
Resistance tolerance
Rated temperature
Dissipation factor
Thermal cooling time constant
Heat capacity
Insulation resistance¹⁾
Test voltage¹⁾
(IEC 60068-1)
(at 25 °C)
(in air)
(in air)
(V = 100 V DC)
(t = 1 s)
1) Medium: NaCl-solution; Temperature: Room temperature
Dimensional drawing
Dimensions in mm
Approx. weight 60 mg
P₂₅
∆R_R/R_R
T_R
δ_th
τ_c
C_th
R_ins
V_test
55/260/56
32
±1, ±2, ±3
25
approx. 0.8
approx. 9
approx. 7.2
≥ 100
500
mW
%
°C
mW/K
s
mJ/K
MΩ
V DC
Please read Cautions and warnings and
Important notes at the end of this document.
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