New Rosemount 2088g Absolute Pressure Transmitter (C276 Alloy) for Level Measurement

1. Product Overview
The Rosemount 2088G Pressure Transmitter is a highly reliable, compact, and intelligent device engineered for precise gauge pressure (relative to atmospheric pressure) measurement. Designed for demanding industrial environments, it delivers exceptional accuracy, stability, and versatility across a wide range of applications.
Key features include:
High accuracy: Up to 0.065% of span with optional high-accuracy calibration .
Wide rangeability: A 50:1 turndown ratio ensures adaptability to diverse pressure requirements .
Robust construction: Rated for IP65/IP67 ingress protection and certified for hazardous environments (ATEX, FM, CE) .
Smart connectivity: Supports 4-20 mA HART® and 1-5 Vdc HART Low Power protocols for seamless integration with control systems.
This transmitter is ideal for applications such as process control, tank level monitoring, and pipeline pressure analysis in industries like oil and gas, chemical processing, and power generation.
2. Measurement Parameters
The 2088G is optimized for gauge pressure measurements, with a minimum range of -1.01 bar (-14.7 psi) and a maximum range of 275.8 bar (4,000 psi) . It employs a solid-state polysilicon sensor for superior linearity and minimal temperature effects. The device supports both direct-mount and remote seal configurations, enabling compatibility with high-temperature or viscous media .
Key Measurement Features:
Dynamic response: Fast settling time for rapid pressure changes.
Long-term stability: Guaranteed accuracy retention over 12 months (±0.10% URL) .
Temperature compensation: Built-in algorithms to offset thermal drift.
3. Electrical Specifications
The transmitter offers flexible power and communication options:
Power supply: 10-30 VDC (loop-powered or external supply).
Output signals:
4-20 mA HART®: Standard analog output with embedded digital communication for parameter configuration.
1-5 Vdc HART Low Power: Energy-efficient mode for battery-operated systems.
Input impedance: >500 Ω (ensures minimal signal attenuation).
Wiring configurations: 2-wire (4-20 mA) or 3-wire (1-5 Vdc) setups.
4. Mechanical and Material Specifications
Housing and Protection
Material: Aluminum (IP65/IP67) or 316L stainless steel (corrosion-resistant) .
Process connections:
Standard: ½-14 NPT internal/external threads.
Optional: DIN 16288 G, M20 × 1.5, or custom manifolds .
Protection rating: IP65 (dust-tight, water jet-proof) or IP67 (submersion-proof) .
Wetted Components
Isolating diaphragm: 316L stainless steel (standard) or Alloy C-276 (high corrosion resistance) .
Fill fluid: Silicone oil (standard) or inert fluids for high-purity applications.
Physical Dimensions
Weight: 1.11 kg (2.44 lbs) .
Dimensions: 99 × 127 × 137 mm (3.9 × 5.0 × 5.4 inches).
5. Advanced Features
Local Operator Interface (LOI): On-device menu for quick configuration without tools.
Adjustable LCD display: Shows process variables (pressure, temperature), range percentage, and diagnostic alerts.
Wireless integration: Compatible with Emerson's THUM™ Wireless Adapter for remote monitoring and predictive maintenance.
Diagnostic capabilities: Real-time health checks for sensor drift, electrical faults detection, and process anomalies.
6. Compliance and Certifications
The 2088G adheres to global safety and performance standards:
Industrial certifications: CE, ATEX, FM, IECEx.
Process safety: Suitable for SIL-2 applications.
Environmental compliance: RoHS, REACH.
7. Installation and Configuration
Installation: Direct-mount for standard applications; remote seals for extreme temperatures or sanitary conditions.
Calibration: Field-adjustable zero/span via LOI or Emerson AMS Suite.
Mounting options: Threaded connections, flanges, or instrument manifolds for simplified pipeline integration.
8. Applications
The 2088G is widely used across industries:
Oil and Gas: Pipeline pressure monitoring, wellhead instrumentation, and storage tank level control.
Chemical Processing: Measurement of corrosive media (e.g., acids, solvents) using Alloy C-276 wetted parts.
Power Generation: Boiler feedwater pressure regulation and turbine monitoring.
Water Treatment: Pump pressure regulation and tank level management.
9. Ordering Information
Model codes define configuration (example: 2088G4S22A1B4E5HR5):
Measurement type: G (Gauge) or A (Absolute).
Pressure range: Code 2 = 0-10.3 bar, Code 4 = 0-275.8 bar.
Output: S (4-20 mA HART), N (1-5 Vdc HART).

KeRui (weifang) Automation Equipment Co., Ltd. specializes in industrial automation instrument development, production and sales, technical services, and supportingequipment supply of specialized companies.
The main products are flow meters, level meters, temperature meters, pressure meters, electrical meters, thermal intelligent meters, programmable controllers (PLC), DCS distributed control systems,and eight series of more than 1,000 specifications.
Its products and technologies are widely used in electric power, metallurgy, petrochemicals, environmental textile, dyeing, and other fields.
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