Emerson Process Management 3051N ユーザーズマニュアル
Reference Manual
00809-0100-4808, Rev CA
June 2008
June 2008
5-3
Rosemount 3051N
PERFORMANCE
SPECIFICATIONS
SPECIFICATIONS
Based upon zero-based calibrations, reference conditions, 4–20mA analog
output, and digital trim values equal to the span setpoints
output, and digital trim values equal to the span setpoints
Reference Accuracy
Includes hysteresis, terminal-based linearity, and repeatability
(1)
Rosemount 3051ND
Rosemount 3051NG
Rosemount 3051NA
Drift
Rosemount 3051ND, NG, NA
Ambient Temperature
Effect
Effect
(1)(2)
Rosemount 3051ND/NG
Rosemount 3051NA
(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
± 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
± (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
± (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
± (0.005% URL + 0.025% span) from 10:1 to 100:1 RDF
Range Code
Reference Accuracy
0
± 0.075% calibrated span from 1:1 to 5:1 RDF
± (0.01% URL + 0.025% span) from 5:1 to 30:1 RDF
± (0.01% URL + 0.025% span) from 5:1 to 30:1 RDF
1 – 4
± 0.075% calibrated span from 1:1 to 10:1 RDF
± (0.0075% URL) from 10:1 to 100:1 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 addition to the effects listed.
effect of ±1.0% of calibrated span in addition 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
± (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
± (0.025% URL + 0.125% span) from 5:1 to 100:1
Range Code
Ambient Temperature Effect per 50° F (28° C)
0
± (0.1% URL + 0.25% span)
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
± (0.035% URL + 0.125% span) from 30:1 to 100:1