311S-100-ASSY
Emerson Pressure Transmitter 311S-100-ASSY

Emerson
Emerson Pressure Transmitter 311S-100-ASSY
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Specifications
| Brand | Emerson |
|---|---|
| Model Number | 311S-100-ASSY |
| Official Product Name | Rosemount 311S Series Pressure Transmitter (Assembly) |
| Applicable System | Industrial Process Control Systems |
| Product Type | Pressure Transmitter |
| Equivalent Standard | IEC 61508, SIL 2 (optional) |
| Product Status | In Stock |
| Pressure Range | Up to 4000 psi (275 bar), depending on calibration |
| Accuracy | ±0.065% of span (standard) |
| Output Signal | 4-20 mA with HART protocol |
| Process Connection | 1/2-14 NPT female (standard), various adapters available |
| Housing Material | Die-cast aluminum (optional stainless steel) |
| Ingress Protection | IP66/67 (NEMA 4X) |
| Operating Temperature | -40°C to 85°C (-40°F to 185°F) |
| Process Temperature Limits | -40°C to 121°C (-40°F to 250°F) with standard fill fluid |
| Power Supply | 12-42 V DC (standard) |
| Certifications | CE, ATEX, IECEx, FM (optional) |
| Warranty | 2 years standard |
| Measurement Type | Gauge Pressure |
Product Description
It is part of Emerson's Rosemount 311S series, known for its reliability and accuracy in measuring gauge pressure. This transmitter is engineered to deliver precise pressure readings in various process conditions, ensuring optimal control and safety in your operations. With a robust construction and advanced sensing technology, the 311S-100-ASSY offers excellent long-term stability and repeatability. It supports a wide range of pressure inputs and provides standard analog output signals, making it compatible with most control systems. The device is designed for easy installation and maintenance, reducing downtime and operational costs. Ideal for use in oil and gas, chemical, power, and water treatment industries, the Emerson 311S-100-ASSY ensures reliable performance even in harsh environments. Its compact design and versatile mounting options allow for flexible integration into existing setups. Trust Emerson's engineering excellence to enhance your process measurement capabilities. The Emerson 311S-100-ASSY is a high-performance pressure transmitter designed for demanding industrial applications.
Basic Product Information
- Robust die-cast aluminum housing with optional stainless steel
- Wide range of pressure calibrations available (up to 4000 psi)
- Standard 4-20 mA HART output protocol
- LCD display for local process indication (optional)
- Suitable for harsh environments with IP66/67 rating
- High accuracy pressure measurement (±0.065% of span)
Technical Specifications
Version & Model Difference
The 311S-100-ASSY is an assembly version that includes the transmitter and a standard process connection. Variations may include different pressure ranges, output protocols (e.g., Foundation Fieldbus), and housing options. The -100 designation typically indicates a standard configuration with 4-20 mA output and aluminum housing. Other versions may offer higher accuracy or additional certifications.
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