6 Annex
70
RTD temperature probe
Description
Standard
ITS
Connection
type
Measuring range Accuracy
1
Measur-
ing cur-
rent
Pt50
IEC 751: 2008
ITS-90
2-/3-/4-wire
-200 to +850 °C
≤
0.1 %
500
μ
A
Pt100
IEC 751: 2008
ITS-90
2-/3-/4-wire
-200 to +850 °C
≤
0.1 %
500
μ
A
Pt500
IEC 751: 2008
ITS-90
2-/3-/4-wire
-200 to +850 °C
≤
0.1 %
100
μ
A
Pt1000
IEC 751: 2008
ITS-90
2-/3-/4-wire
-200 to +850 °C
≤
0.1 %
100
μ
A
Pt100
JIS 1604
2-/3-/4-wire
-200 to +650 °C
≤
0.1 %
500
μ
A
Pt50
GOST 6651-2009 A.2
ITS-90
2-/3-/4-wire
-200 to +850 °C
≤
0.1 %
500
μ
A
Pt100
GOST 6651-2009 A.2
ITS-90
2-/3-/4-wire
-200 to +850 °C
≤
0.1 %
500
μ
A
Cu50
GOST 6651-2009 A.3
ITS-90
2-/3-/4-wire
-180 to +200 °C
≤
0.4 %
500
μ
A
Cu100
GOST 6651-2009 A.3
ITS-90
2-/3-/4-wire
-180 to +200 °C
≤
0.4 %
500
μ
A
Ni100
DIN 43760
ITPS-
68
2-/3-/4-wire
-60 to +250 °C
≤
0.2 %
500
μ
A
Ni100
GOST 6651-2009 A.5
ITPS-
68
2-/3-/4-wire
-60 to +180 °C
≤
0.2 %
500
μ
A
Ambient temperature influence
≤
50 ppm/K
Smallest measuring span
15 K
Sensor lead wire resistance
Max. 10
Ω
per lead for two-wire circuit
Max. 30
Ω
per lead for three/four-wire circuit
Measuring range start/end
Freely programmable within the limits in steps of 0.1 K
Sampling rate
3 or 6 channels: 125 ms
Input filter
Digital filter, 2nd order; filter constant can be set from 0 to 100.0 s
Galvanic isolation
See "Galvanic isolation"
1
The accuracy value refers to the maximum measuring range. Small measuring ranges lead to reduced linearization
accuracy.