EPCOS B57500M0103A005 Air sensor for air conditioning Datasheet

Temperature Measurement
B57500
Probe Assemblies
M 500
Applications
5 max.
■ Air sensor for air conditioning (not for use in evaporator)
15 max.
Features
■ Thermistor with epoxy resin encapsulation
■ PVC-insulated wires (black)
500±20
with tinned ends, AWG 26,
Tmax = 105 °C
Epoxy resin
Twin wire
AWG26
PVC insulation
6±1,5
Options
Alternative resistance ratings,
rated temperatures,
resistance tolerances and wire lengths,
AWG 22 or AWG 24 available on request
TNT0399-N
Delivery mode
Dimensions in mm
Bulk
Climatic 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)
R 25
No. of R/T
characteristic
B 25/100
8016
3988
Ω
10 k
P25
∆R N/R N
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
Ordering code
K
Note
Only to use in dry environmental conditions.
116 05/02
B57500M0103A005
mW
°C
mW/K
s
mJ/K
MΩ
kVAC
Temperature Measurement
B57500
Probe Assemblies
M 500
Reliability data
Test
Standard
Test conditions
∆R 25/R25
(typical)
Remarks
Storage in
dry heat
IEC
60068-2-2
Storage at upper
category temperature
T: 100 °C
t: 1000 h
<2%
No visible
damage
Storage in damp
heat, steady state
IEC
60068-2-3
Temperature of air: 40 °C
Relative humidity of air: 93 %
Duration: 56 days
<2%
No visible
damage
Storage at lower
category temperature
T: – 30 °C
t: 1000 h
<2%
No visible
damage
Storage in coldness
Rapid temperature
cycling (in air)
IEC
60068-2-14
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
No visible
damage
Vibration
resistance
IEC
60068-2-6
Frequency range: 5 to 500 Hz
Amplitude: 7,5 mm/2 g
Duration: 3 × 8 h
<3%
No visible
damage
Long-term stability
(empirical value)
T: 100 °C
t: 10 000 h
<3%
No visible
damage
Voltage proof test
1250 Vac;
1s
No flashover
Insulation test
The sensors are placed in a
vessel containing metallic balls
of 1 mm diameter (with total
immersed head). The applied
voltage is 100 Vdc.
Above
100 MΩ
117 05/02
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Unternehmenskommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND
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Published by EPCOS AG
Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
++49 89 636 09, FAX (0 89) 636-2 26 89
(
 EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information contained therein without
EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics
Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
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