Reference Manual

00809-0100-4808, Rev CA June 2008

Rosemount 3051N

Figure 5-1. Typical Smart Transmitter Response Time

Transmitter 4–20 mA Output vs. Time

Pressure Released

 

 

Td

Tc

Td = Dead Time

20mA

 

 

Tc = Time Constant

 

 

 

 

Response Time =

 

 

Td+Tc

9.89mA

 

63.2% of Total

 

 

Step Change

4mA

 

Time

 

 

Maximum Working

Rosemount 3051ND

Pressure(1)(2)

Static pressure limit

Static Pressure Limits

Rosemount 3051NG and Rosemount 3051NA

Upper range limit

Operates within specifications between static line pressures stated below

Rosemount 3051ND only

Range Code

Static Pressure Limits

 

 

00.5 psia to 750 psig (3,4 kPa abs to 5,2 MPa)

10.5 psia to 2000 psig (3,4 kPa abs to 13,8 MPa)

2 – 5(1)

0.5 psia to 3626 psig (3,4 kPa abs to 25 MPa)

Overpressure Limits

Burst Pressure

Transmitters withstand following overpressure without damage:

Rosemount 3051ND/NG

Range Code

Overpressure Limits

 

 

0750 psig (5,2 MPa)

12000 psig (13,8 MPa)

2 – 5(1)

3626 psig (25 MPa)

Rosemount 3051NA

 

 

Range Code

Overpressure Limits

 

 

060 psia (414 kPa)

1120 psia (827 kPa)

2300 psia (2 070 kPa)

31600 psia (11 030 kPa)

4(1)

6000 psia (41 370 kPa)

Minimum burst pressure is 10,000 psig (69 MPa)

(1)EPR process O-ring (Code B) is limited to 2000 psi maximum working pressure.

(2)See Table 5-1for specified Seismic Maximum Working Pressure.

5-7

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Emerson Process Management 3051N Maximum Working, Pressure12, Static Pressure Limits, Overpressure Limits Burst Pressure

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.