Operating Instructions

iTEMP TMT72 Technical data
Endress+Hauser 45
13 Technical data
13.1 Input
Measured variable Temperature (temperature-linear transmission behavior), resistance and voltage.
Measuring range
Resistance thermometer
(RTD) as per standard
Designation α Measuring range limits Min. span
IEC 60751:2008
Pt100 (1)
Pt200 (2)
Pt500 (3)
Pt1000 (4)
0.003851
–200 to +850 °C (–328 to +1 562 °F)
–200 to +850 °C (–328 to +1 562 °F)
–200 to +500 °C (–328 to +932 °F)
–200 to +250 °C (–328 to +482 °F)
10 K
(18 °F)
JIS C1604:1984 Pt100 (5) 0.003916 –200 to +510 °C (–328 to +950 °F)
10 K
(18 °F)
DIN 43760 IPTS-68
Ni100 (6)
Ni120 (7)
0.006180
–60 to +250 °C (–76 to +482 °F)
–60 to +250 °C (–76 to +482 °F)
10 K
(18 °F)
GOST 6651-94
Pt50 (8)
Pt100 (9)
0.003910
–185 to +1 100 °C (–301 to +2 012 °F)
–200 to +850 °C (–328 to +1 562 °F)
10 K
(18 °F)
OIML R84: 2003,
GOST 6651-2009
Cu50 (10)
Cu100 (11)
0.004280
–180 to +200 °C (–292 to +392 °F)
–180 to +200 °C (–292 to +392 °F)
10 K
(18 °F)
Ni100 (12)
Ni120 (13)
0.006170
–60 to +180 °C (–76 to +356 °F)
–60 to +180 °C (–76 to +356 °F)
10 K
(18 °F)
OIML R84: 2003, GOST
6651-94
Cu50 (14) 0.004260 –50 to +200 °C (–58 to +392 °F)
10 K
(18 °F)
- Pt100 (Callendar van Dusen)
Nickel polynomial
Copper polynomial
- The measuring range limits are specified by entering the
limit values that depend on the coefficients A to C and
R0.
10 K
(18 °F)
• Type of connection: 2-wire, 3-wire or 4-wire connection, sensor current: ≤0.3 mA
• With 2-wire circuit, compensation of wire resistance possible (0 to 30 Ω )
• With 3-wire and 4-wire connection, sensor wire resistance up to max. 50 Ω per wire
Resistance transmitter Resistance Ω 10 to 400 Ω
10 to 2 000 Ω
10 Ω
10 Ω
Thermocouples as
per standard
Designation Measuring range limits Min. span
IEC 60584, Part 1
Type A (W5Re-W20Re) (30)
Type B (PtRh30-PtRh6) (31)
Type E (NiCr-CuNi) (34)
Type J (Fe-CuNi) (35)
Type K (NiCr-Ni) (36)
Type N (NiCrSi-NiSi) (37)
Type R (PtRh13-Pt) (38)
Type S (PtRh10-Pt) (39)
Type T (Cu-CuNi) (40)
0 to +2 500 °C (+32 to +4 532 °F)
+40 to +1 820 °C (+104 to +3 308 °F)
–270 to +1 000 °C (–454 to +1 832 °F)
–210 to +1 200 °C (–346 to +2 192 °F)
–270 to +1 372 °C (–454 to +2 501 °F)
–270 to +1 300 °C (–454 to +2 372 °F)
–50 to +1 768 °C (–58 to +3 214 °F)
–50 to +1 768 °C (–58 to +3 214 °F)
–260 to +400 °C (–436 to +752 °F)
Recommended temperature range:
0 to +2 500 °C (+32 to +4 532 °F)
+500 to +1 820 °C (+932 to +3 308 °F)
–150 to +1 000 °C (–238 to +1 832 °F)
–150 to +1 200 °C (–238 to +2 192 °F)
–150 to +1 200 °C (–238 to +2 192 °F)
–150 to +1 300 °C (–238 to +2 372 °F)
+50 to +1 768 °C (+122 to +3 214 °F)
+50 to +1 768 °C (+122 to +3 214 °F)
–150 to +400 °C (–238 to +752 °F)
50 K (90 °F)
50 K (90 °F)
50 K (90 °F)
50 K (90 °F)
50 K (90 °F)
50 K (90 °F)
50 K (90 °F)
50 K (90 °F)
50 K (90 °F)
IEC 60584, Part 1;
ASTM E988-96
Type C (W5Re-W26Re) (32) 0 to +2 315 °C (+32 to +4 199 °F) 0 to +2 000 °C (+32 to +3 632 °F) 50 K (90 °F)
ASTM E988-96 Type D (W3Re-W25Re) (33) 0 to +2 315 °C (+32 to +4 199 °F) 0 to +2 000 °C (+32 to +3 632 °F) 50 K (90 °F)
DIN 43710
Type L (Fe-CuNi) (41)
Type U (Cu-CuNi) (42)
–200 to +900 °C (–328 to +1 652 °F)
–200 to +600 °C (–328 to +1 112 °F)
–150 to +900 °C (–238 to +1 652 °F)
–150 to +600 °C (–238 to +1 112 °F)
50 K (90 °F)
GOST
R8.8585-2001
Type L (NiCr-CuNi) (43) –200 to +800 °C (–328 to +1 472 °F) –200 to +800 °C (+328 to +1 472 °F) 50 K (90 °F)