
Specifications and Reference Data
October 2016
Reference Manual
00809-0100-4808, Rev DA
42
Specifications and Reference Data
A.1.5 Hydrostatic testing
A.2 Performance specifications
Based upon zero-based calibrations, reference conditions,
4–20mA analog output, and digital trim values equal to the span
setpoints
A.2.1 Reference accuracy
Includes hysteresis, terminal-based linearity, and repeatability
(1)
Rosemount 3051ND
Rosemount 3051NG
Rosemount 3051NA
A.2.2 Drift
Rosemount 3051ND, NG, NA
A.2.3 Ambient temperature effect
(1)(2)
Rosemount 3051ND/NG
Rosemount 3051NA
A.2.4 Overpressure effect
Maximum zero shift after overpressure equal to maximum working
pressure
Rosemount 3051ND
Rosemount 3051NG
Rosemount 3051NA
Model
Range code
Hydrostatic test pressure
(1)
1.
Process O-ring Code A (glass-filled TFE).
3051ND
0
1
2–5
750 psi
2000 psi
4200 psi
3051NG
2–5
150% of maximum working pressure
(2)
2.
Maximum Working Pressure equals upper range limit (URL).
3051NA
1–4
1.
RDF = Range Down Factor = URL / Calibrated Span.
Range code Reference accuracy
0
± 0.10% calibrated span from 1:1 to 2:1 RDF
± 0.05% upper range limit from 2:1 to 30:1 RDF
1
± 0.10% calibrated span from 1:1 to 15:1 RDF
± (0.005% URL + 0.025% span)
from 15:1 to 50:1 RDF
2 – 5
± 0.075% calibrated span from 1:1 to 10:1 RDF
± (0.005% URL + 0.025% span) from 10:1 to 100:1 RDF
Range code Reference accuracy
2 – 5
± 0.075% calibrated span from 1:1 to 10:1 RDF
± (0.005% URL + 0.025% span) from 10:1 to 100:1 RDF
Range code Reference accuracy
1 – 4
± 0.075% calibrated span from 1:1 to 10:1 RDF
± (0.0075% URL) from 10:1 to 100:1 RDF
Range code Drift
1
± (0.2% URL + 0.2% span) for 30 months
2 – 5
± 0.2% URL for 30 months
2.
Exposure of isolating diaphragms to process temperatures above 185 °F (85 °C), but below 250 °F (121 °C), produces a temperature effect of ±1.0% of calibrated span in addi-
tion to the effects listed.
Range code Ambient temperature effect per 50° F (28° C)
0
± (0.25% URL + 0.05% span)
1
± (0.1% URL + 0.25% span) from 1:1 to 30:1 RDF
± (0.14% URL + 0.15% span) from 30:1 to 50:1 RDF
2 – 5
± (0.0125% URL + 0.0625% span) from 1:1 to 5:1
± (0.025% URL + 0.125% span) from 5:1 to 100:1
Range code Ambient temperature effect per 50° F (28° C)
1 – 4
± (0.025% URL + 0.125% span) from 1:1 to 30:1
± (0.035% URL + 0.125% span) from 30:1 to 100:1
Range code Overpressure effect
0 – 3
± 0.5% URL
4 – 5
± 3.0% URL
Range code Overpressure effect
2 – 4
± 0.25% URL
5
± 0.30% URL
Range code Overpressure effect
1 – 4
± 0.05% URL
Содержание Rosemount 3051N
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