Rosemount 3051N

Reference Manual

00809-0100-4808, Rev CA June 2008

Span and Zero, Zero

Elevation, and

Suppression

Zero and span values can be set anywhere within the range limits stated in Table 5-2and Table 5-3,providing sensor limits are not exceeded.

Span must be greater than or equal to the minimum span stated in Table 5-2and Table 5-3.

Table 5-2. Rosemount 3051ND and 3051NG Range and Sensor Limits

 

Minimum Span

 

Range and Sensor Limits

 

 

 

 

 

 

 

 

 

 

Lower (LRL)

 

 

 

 

 

 

Range

Rosemount 3051ND, NG

Upper (URL)

Rosemount 3051ND

 

Rosemount 3051NG

 

 

 

 

 

 

0

0.1 in H20 (25 Pa)

3.0 in H20 (750 Pa)

-3.0 in H20 (-750 Pa)

 

NA

1

0.5 in H20 (0,12 kPa)

25 in H20 (6,22 kPa)

-25 in H20 (-6,22 kPa)

 

NA

2

2.5 in H20 (0,62 kPa)

250 in H20 (62,2 kPa)

-250 in H20 (-62,2 kPa)

 

-250 in H20 (-62,2 kPa)

3

10 in H20 (2,48 kPa)

1000 in H20 (248 kPa)

-1000 in H20 (-248 kPa)

 

0.5 psia (3,5 kPa abs)

4

3 psi (20,7 kPa)

300 psi (2 070 kPa)

-300 psi (-2 070 kPa)

 

0.5 psia (3,5 kPa abs)

 

 

 

 

 

 

5

20 psi (138 kPa)

2000 psi (13 800 kPa)

-2000 psi (-13 800 kPa)

 

0.5 psia (3,5 kPa abs)

 

 

 

 

 

 

Table 5-3. Rosemount 3051NA Range and Sensor Limits

 

 

Range and Sensor Limits

 

 

 

 

Range

Minimum Span

Upper (URL)

Lower (LRL)

 

 

 

 

0

0.167 psia (8,6 mmHga)

5 psia (260 mmHga)

0 psia (0 mmHga)

 

 

 

 

1

0.3 psia (2,07 kPa abs)

30 psia (206,8 kPa abs)

0 psia (0 kPa abs)

 

 

 

 

2

1.5 psia (10,34 kPa abs)

150 psia (1 034,2 kPa abs)

0 psia (0 kPa abs)

 

 

 

 

3

8 psia (55,16 kPa abs)

800 psia (5 515,8 kPa abs)

0 psia (0 kPa abs)

 

 

 

 

4

40 psia (275,8 kPa abs)

4000 psia (27 580 kPa abs)

0 psia (0 kPa abs)

 

 

 

 

Humidity Limits

Volumetric Displacement

Turn-on Time

Response Time

0-100% relative humidity

Less than 0.005 in3 (0,08 cm3)

2 seconds maximum

Dead Time (Td)

Maximum dead time before analog output reacts to step change in input = 0.1 seconds

Update Rate

20 times per second minimum

Minimum Time Constant (Tc)

At 70 °F, with minimum damping setting

Range Code

Minimum Time Constant (Tc) Including Dead Time (Td)

01.0 seconds

10.5 seconds

2 - 5

0.2 seconds

Adjustable Damping

Time constant on analog output is incrementally adjustable from the minimum values stated above to 25.6 seconds nominal

5-6

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Emerson Process Management 3051N manual Span and Zero, Zero Elevation, Suppression, Range Minimum Span Upper URL Lower LRL

3051N specifications

The Emerson Process Management 3051N is a state-of-the-art pressure transmitter that exemplifies precision and reliability in process automation. Designed for a wide range of industrial applications, the 3051N is celebrated for its advanced features, innovative technologies, and robust construction, catering to the evolving needs of process industries.

One of the standout features of the 3051N is its exceptional accuracy. With a standard accuracy rating of ±0.075% of span, it ensures precise pressure measurements, critical for maintaining optimal process conditions. This high level of accuracy makes it suitable for applications in industries such as oil and gas, chemicals, and water treatment, where even minor deviations can lead to significant operational issues.

The 3051N employs Smart Pressure Technology, integrating digital communication capabilities with traditional analog systems. This technology allows for seamless interoperability with existing process control systems, providing users with vital data for diagnostics, calibration, and configuration via HART, FOUNDATION fieldbus, or Profibus protocols. These capabilities lead to enhanced process efficiency and reduced downtime due to effective predictive maintenance.

Another notable characteristic of this transmitter is its robust design. The 3051N is built to endure harsh industrial environments, with a rugged housing that is resistant to corrosive and hazardous conditions. Its wide operating temperature range, typically from -40°C to 85°C, coupled with various diaphragm materials, ensures that it can function effectively across diverse applications.

Moreover, the Emerson 3051N incorporates advanced predictive diagnostics, enabling users to monitor the health of the transmitter continuously. This feature alerts operators to potential issues before they escalate, facilitating proactive maintenance strategies that can significantly lower operational costs.

The flexible configuration options offered by the 3051N also enhance its usability. Users can select from a variety of pressure ranges, process connection types, and electrical connections, making it easy to customize the transmitter to fit specific application needs.

In conclusion, the Emerson Process Management 3051N pressure transmitter is a versatile and highly efficient device that integrates advanced technology with robust design and exceptional accuracy. Its ability to adapt to various industrial demands while providing predictive diagnostics makes it a preferred choice for professionals seeking reliability and precision in process management.