Emerson Rosemount X-well 648, Справочное руководство

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Specifications and Reference Data
Specifications and Reference Data
July 2016
Reference Manual
00809-0200-4648, Rev BB
A.1.4 Accuracy
Table A-2. Rosemount 648 Wireless Input Options and Accuracy
Sensor options Sensor reference Input ranges Digital accuracy
(1)
2-, 3-, 4-wire RTDs °C °F °C °F
Pt 100 (

= 0.00385) IEC 751 –200 to 850 –328 to 1562 ± 0.225 ± 0.405
Rosemount X-well Pt
100 (0.00385)
IEC 751 –50 to 300 –58 to 572 ± 0.29 ± 0.52
Pt 200 (

= 0.00385) IEC 751 –200 to 850 –328 to 1562 ± 0.405 ± 0.729
Pt 500 (

= 0.00385) IEC 751 –200 to 850 –328 to 1562 ± 0.285 ± 0.513
Pt 1000 (

= 0.00385) IEC 751 –200 to 300 –328 to 572 ± 0.285 ± 0.513
Pt 100 (

= 0.003916) JIS 1604 –200 to 645 –328 to 1193 ± 0.225 ± 0.405
Pt 200 (

= 0.003916) JIS 1604 –200 to 645 –328 to 1193 ± 0.405 ± 0.729
Ni 120 Edison Curve No. 7 –70 to 300 –94 to 572 ± 0.225 ± 0.405
Cu 10 Edison Copper Winding No. 15 –50 to 250 –58 to 482 ± 2.1 ± 3.78
Pt 50 (

= 0.00391) GOST 6651-94 –200 to 550 –328 to 990 ± 0.45 ± 0.81
Pt 100 (

= 0.00391) GOST 6651-94 –200 to 550 –328 to 990 ± 0.225 ± 0.405
Cu 50 (

= 0.00426) GOST 6651-94 –50 to 200 –58 to 392 ± 0.72 ± 1.296
Cu 50 (

= 0.00428) GOST 6651-94 –185 to 200 –301 to 392 ± 0.72 ± 1.296
Cu 100 (

= 0.00426) GOST 6651-94 –50 to 200 –58 to 392 ± 0.36 ± 0.648
Cu 100 (

= 0.00428) GOST 6651-94 –185 to 200 –301 to 392 ± 0.36 ± 0.648
Thermocouples
(2)
Type B
(3)
NIST Monograph 175, IEC 584 100 to 1820 212 to 3308 ± 1.155 ± 2.079
Type E NIST Monograph 175, IEC 584 –200 to 1000 –328 to 1832 ± 0.30 ± 0.54
Type J NIST Monograph 175, IEC 584 –180 to 760 –292 to 1400 ± 0.525 ± 0.945
Type K
(4)
NIST Monograph 175, IEC 584 –180 to 1372 –292 to 2501 ± 0.75 ± 1.35
Type N NIST Monograph 175, IEC 584 –200 to 1300 –328 to 2372 ± 0.75 ± 1.35
Type R NIST Monograph 175, IEC 584 0 to 1768 32 to 3214 ± 1.125 ± 2.025
Type S NIST Monograph 175, IEC 584 0 to 1768 32 to 3214 ± 1.05 ± 1.89
Type T NIST Monograph 175, IEC 584 –200 to 400 –328 to 752 ± 0.525 ± 0.945
DIN Type L DIN 43710 –200 to 900 –328 to 1652 ± 0.525 ± 0.945
DIN Type U DIN 43710 –200 to 600 –328 to 1112 ± 0.525 ± 0.945
Type W5Re/W26Re ASTM E 988-96 0 to 2000 32 to 3632 ± 1.05 ± 1.89
GOST L GOST R 8.585-2001 –200 to 800 –328 to 1472 ± 0.525 ± 0.945
Other input types
Millivolt Input –10 to 100 mV ± 0.0225 mV
2-, 3-, 4-wire Ohm Input 0 to 2000 ohms ± 0.675 ohm
1. The published digital accuracy applies over the entire sensor input range. Digital output can be accessed by HART Communications or Wireless HART.
2. Total digital accuracy for thermocouple measurement: sum of digital ac0.8 °C (cold junction accuracy).
3. Digital accuracy for NIST Type B T/C is ±4.5 °C (±8.1 °F) from 100 to 300 °C (212 to 572 °F).
4. Digital accuracy for NIST Type K T/C is ±1.05 °C (±1.895 °F) from –180 to –90 °C (–292 to –130 °F).