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EPCOS |
Temperature Measurement
Probe Assemblies
Applications
I Air sensor for air conditioning (not for use in evaporator)
Features
I Thermistor with epoxy resin encapsulation
I PVC-insulated wires (black)
with tinned ends, AWG 26,
Tmax = 105 °C
Options
Alternative resistance ratings,
rated temperatures,
resistance tolerances and wire lengths,
AWG 22 or AWG 24 available on request
Delivery mode
Bulk
5 max.
B57500
M 500
Epoxy resin
Twin wire
AWG26
PVC insulation
TNT0399-N
Dimensions in mm
www.DataSheet4CUl.cimomatic category (IEC 60068-1)
Max. power at 25 °C
Resistance tolerance
Rated temperature
B value tolerance
Dissipation factor (in air)
Thermal cooling time constant (in air)
Heat capacity
Insulation resistance (V = 100 Vdc)
Test voltage (t = 1 s)
P25
∆RN/RN
TN
∆B/B
δth
τc
Cth
Ris
VT
30/100/56
60
±3%
25
± 0,5 %
approx. 3
approx. 20
approx. 60
> 100
1,25
mW
°C
mW/K
s
mJ/K
MΩ
kVAC
R25 No. of R/T
characteristic
Ω
10 k 8016
B25/100
K
3988
Note
Only to use in dry environmental conditions.
Ordering code
B57500M0103A005
116 05/02
Temperature Measurement
Probe Assemblies
B57500
M 500
Reliability data
Test
Storage in
dry heat
Storage in damp
heat, steady state
Storage in coldness
Rapid temperature
cycling (in air)
Vibration
resistance
Long-term stability
(empirical value)
Voltage proof test
Insulation test
Standard
IEC
60068-2-2
IEC
60068-2-3
IEC
60068-2-14
IEC
60068-2-6
Test conditions
∆R25/R25
(typical)
Storage at upper
category temperature
T: 100 °C
t: 1000 h
<2%
Temperature of air: 40 °C
Relative humidity of air: 93 %
Duration: 56 days
<2%
Storage at lower
category temperature
T: – 30 °C
t: 1000 h
<2%
Lower test temperature: – 30 °C < 2 %
Upper test temperature: 100 °C
Time to change from lower to
upper temperature: < 30 s
Number of cycles: 1000
Medium: air
Frequency range: 5 to 500 Hz
Amplitude: 7,5 mm/2 g
Duration: 3 × 8 h
<3%
T: 100 °C
t: 10 000 h
<3%
1250 Vac;
1s
The sensors are placed in a
vessel containing metallic balls
of 1 mm diameter (with total
immersed head). The applied
voltage is 100 Vdc.
Remarks
No visible
damage
No visible
damage
No visible
damage
No visible
damage
No visible
damage
No visible
damage
No flashover
Above
100 MΩ
117 05/02
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