Endress+Hauser iTEMP TMT82 HART 7 - Safety Measured Error

Temperature transmitter iTEMP TMT82 Safety function
Endress+Hauser 13
4.4 Safety measured error
Thermocouples
Standard
Description (index for
unique identification)
Min. measuring
span
Limited safety
measuring range
Maximum measurement error
Long-term
drift in
°C/per
year
1)
Digital (+A/D),
–40 to +70 °C
(–40 to +158 °F)
2)
(D/A)
3)
IEC 60584-1
Type A (W5Re-W20Re)
(30)
50 K (90 °F)
0 to +2 500 °C
(+32 to +4 532 °F)
12 K (21.6 °F)
0.5%
1.42
Type B (PtRh30-PtRh6)
(31)
50 K (90 °F)
+500 to +1 820 °C
(+932 to +3 308 °F)
5.1 K (9.2 °F) 2.01
Type E (NiCr-CuNi) (34) 50 K (90 °F)
–150 to +1 000 °C
(–238 to +1 832 °F)
4.9 K (8.8 °F) 0.43
Type J (Fe-CuNi) (35) 50 K (90 °F)
–150 to +1 200 °C
(–238 to +2 192 °F)
4.9 K (8.8 °F) 0.46
Type K (NiCr-Ni) (36) 50 K (90 °F)
–150 to +1 200 °C
(–238 to +2 192 °F)
5.1 K (9.2 °F) 0.56
Type N (NiCrSi-NiSi) (37) 50 K (90 °F)
–150 to +1 300 °C
(–238 to +2 372 °F)
5.5 K (9.9 °F) 0.73
Type R (PtRh13-Pt) (38) 50 K (90 °F)
+50 to +1 768 °C
(+122 to +3 214 °F)
5.6 K (10.1 °F) 1.58
Type S (PtRh10-Pt) (39) 50 K (90 °F)
+50 to +1 768 °C
(+122 to +3 214 °F)
5.6 K (10.1 °F) 1.59
Type T (Cu-CuNi) (40) 50 K (90 °F)
–150 to +400 °C
(–238 to +752 °F)
5.2 K (9.4 °F) 0.52
IEC 60584-1;
ASTM E988-96
Type C (W5Re-W26Re)
(32)
50 K (90 °F)
0 to +2 000 °C
(+32 to +3 632 °F)
7.6 K (13.7 °F) 0.94
ASTM E988-96
Type D (W3Re-W25Re)
(33)
50 K (90 °F)
0 to +2 000 °C
(+32 to +3 632 °F)
7.1 K (12.8 °F) 1.14
DIN 43710
Type L (Fe-CuNi) (41)
Type U (Cu-CuNi) (42)
50 K (90 °F)
–150 to +900 °C
(–238 to +1 652 °F)
–150 to +600 °C
(–238 to +1 112 °F)
4.3 K (7.7 °F)
5.0 K (9 °F)
0.42
0.52
GOST
R8.8585-2001
Type L (NiCr-CuNi) (43) 50 K (90 °F) –200 to +800 °C
(–328 to +1 472 °F)
8.4 K (15.1 °F) 0.53
Voltage transmitter (mV) 5 mV –20 to 100 mV 200 µV 27.39 µV/a
1) Values apply for 25 °C. For other values, the Arrhenius equation must be applied. This means a doubling of the drift for each 10 °C temperature
increase.
2) Measured value transmitted via HART®.
3) Percentages based on the configured span of the analog output signal.
Resistance sensors
Standard
Designation
Min. measuring
span
Limited safety measuring
range
Maximum measurement error
Long-term drift
in °C/per year
1)
Digital (+A/D),
–40 to +70 °C
(–40 to +158 °F)
2)
(D/A)
3)
IEC 60751:2008
Pt100 (1) 10 K (18 °F)
–200 to +600 °C
(–328 to +1 112 °F)
1.1 K (2.0 °F)
0.5%
0.23
Pt200 (2) 10 K (18 °F)
–200 to +600 °C
(–328 to +1 112 °F)
1.6 K (2.9 °F) 0.92
Pt500 (3) 10 K (18 °F)
–200 to +500 °C
(–328 to +932 °F)
0.9 K (1.6 °F) 0.38