Temperature measurement
Glass-encapsulated sensors
B57540G1
G1540
Electrical specification and ordering codes
R25
Ω
No. of R/T
characteristic K
B25/85
B0/100
K
B25/100
K
Ordering code
5 k
8324
8324
7003
7003
8307
8307
7002
7002
8304
8304
3483
3456
3456
3586
3586
3450
3450
3944
3944
4036
4036
3497 ±1%
3497 ±1%
3625 ±1%
3625 ±1%
3492 ±1%
3492 ±1%
3988 ±1%
3988 ±1%
4092 ±1%
4092 ±1%
B57540G1502+000
B57540G1502+002
B57540G1103+005
B57540G1103+007
B57540G1103+000
B57540G1103+002
B57540G1503+005
B57540G1503+007
B57540G1104+000
B57540G1104+002
5 k
10 k
10 k
10 k
10 k
50 k
50 k
100 k
100 k
3483
3612
3612
3478
3478
3973
3973
4072
4072
+ = Resistance tolerance
F = ±1%
G = ±2%
H = ±3%
The last three digits of the ordering code denote:
000 and 005 = dumet wires
002 and 007 = nickel-plated wires
Reliability data
Test
Standard
Test conditions
∆R25/R25
Remarks
(typical)
< 3%
Storage in
dry heat
IEC
60068-2-2
Storage at upper
category temperature
T: 250 °C
No visible
damage
t: 1000 h
Storage in damp
heat, steady state
IEC
Temperature of air: 85 °C
< 2%
No visible
damage
60068-2-67 Relative humidity of air: 85%
Duration: 1000 h
Rapid temperature IEC
Lower test temperature: ꢀ55 °C < 2%
No visible
damage
cycling
60068-2-14 Upper test temperature: 200 °C
Number of cycles: 1000
Please read Cautions and warnings and
Important notes at the end of this document.
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