90
Reference Manual
00809-0100-4102, Rev AA
Appendix A: Reference Data
May 2013
Specifications and Reference Data
Reference Accuracy(1)
Total Performance
Models(1)
(1) Total performance is determined by performing a root sum square calculation on reference accuracy, ambient temperature effect, and line pressure effect errors.
For FOUNDATION fieldbus transmitters, use calibrated range in place of span. For zero based spans, reference conditions, silicone oil fill, SST materials, Coplanar flange
(2051C) or 1/2 in. - 18 NPT (2051T) process connections, digital trim values set to equal range points.

Standard High Accuracy Option

2051CD,
2051CG
Range 0 (CD) ±0.10% of span
For spans less than 2:1, accuracy = ±0.05% of URL
Range 1 ±0.10% of span
For spans less than 15:1, accuracy =
Ranges 2-5 ±0.065% of span
For spans less than 10:1, accuracy = Ranges 2-4
High Accuracy Option, P8
±0.04% of span
For spans less than 5:1, accuracy =
2051T
Ranges 1-4 ±0.065% of span
For spans less than 10:1, accuracy = Ranges 1-4
High Accuracy Option, P8
±0.04% of span
For spans less than 5:1, accuracy =
Range 5 ±0.075% of span
2051CA
Ranges 1-4 ±0.065% of span
For spans less than 10:1, accuracy = Ranges 2-4
High Accuracy Option, P8
±0.04% of span
For spans less than 5:1, accuracy =
2051H/2051L
All Ranges ±0.075% of span
For spans less than 10:1, accuracy =
For ±50 °F (28 °C) temperature changes, up to 1000 psi (6,9 MPa) line pressure (CD only), from 1:1 to 5:1 rangedown.

Models Total Per form anc e

2051C Ranges 2-5 ±0.15% of span
2051T Ranges 1-4 ±0.15% of span
0.025 0.005+URL
Span
---------------


% of Span
0.015 0.005+URL
Span
---------------


% of Span
0.015 0.005+URL
Span
---------------


% of Span
0.0075 URL
Span
---------------


% of Span
0.0075 URL
Span
---------------


% of Span
0.0075 URL
Span
---------------


% of Span
0.0075 URL
Span
---------------


% of Span
0.025 0.005+URL
Span
---------------


% of Span