Original Rosemounte 4088 Three Valves Manifold Multivariable Pressure Transmitter

• Customization: Available
• Type: Intelligent Pressure Transmitter
• Feature: Intelligent
• Model NO.: Rosemount 4088 Transmitter
• Measuring Medium: Liquid
• Accuracy Grade: ±0.04% of Span
• Pressure range: 0–0.1 Kpa to 0–41375 Kpa
• IP Rating: IP65
• Certification: CE
• Customized: Customized
• Product Name: Rosemount 4088 Pressure Transmitter
• Measurement Type: Smart Differential Pressure Transmitter
• Warranty: One Year Warranty
• Measurement Range: 0–0.01 Kg/S to 0–3400 Kg/S
• Output Signal: 4–20 Ma
• Power Supply: 10.5–42 V DC
• Process Connections: Flanged, Threaded, or Clamp-Style
• Materials: 316L Stainless Steel, Hastelloy C-22, Alloy C-276
• Output Signals: 4–20 Ma (Isolated), Hart® 7, Foundation
• Shock Resistance: 50g (11 Ms Half-Sine)
• Operating Temperature: -40°c to +85°c (-40°f to +185°f)
• Response Time: <100 Ms (Adjustable Damping Available)
• EMC Immunity: 30 V/M (80 MHz–1 GHz)
• Sensor Tube Design: Straight or Curved Coriolis Tubes (No Moving Parts
• Vibration Resistance: 2g RMS (10–2000 Hz)
• Transport Package: Support Air/Land/Sea Transportation
• Specification: 40cm*30cm*30cm*
• Trademark: Emerson
• Origin: China
• HS Code: 9026201090
• Production Capacity: 1000 Piece/Year
• Package Size: 35.00cm * 25.00cm * 25.00cm
• Package Gross Weight: 2.000kg

Product Description

Product Description

 Rosemount 4088 Three-Valve Manifold Multivariable Pressure Transmitter

The Emerson Rosemount 4088 Three-Valve Manifold Multivariable Pressure Transmitter is a high-precision, integrated solution designed to deliver accurate measurement of differential pressure (DP), static pressure, and process temperature in industrial applications. Combining advanced sensor technology with a compact three-valve manifold design, the 4088 simplifies installation, enhances measurement reliability, and reduces maintenance requirements. Part of Emerson's Rosemount 4000 series, this transmitter is engineered for critical processes in oil and gas, chemical, power generation, and water/wastewater industries, where multivariable data is essential for process optimization and safety.

Core Technology and Operating Principle
The Rosemount 4088 utilizes capacitive sensor technology to measure differential and static pressure simultaneously. By detecting the deflection of a silicon-based sensing element exposed to process media, the transmitter converts pressure-induced changes into electrical signals. Its multivariable capability is further enhanced by integrating a PT100 RTD (Resistance Temperature Detector) or thermocouple input to measure process temperature directly. This eliminates the need for separate temperature sensors, streamlining instrumentation requirements.

A key innovation is the integrated three-valve manifold, which consolidates isolation, equalization, and venting functions into a single, compact unit. This design minimizes potential leak paths, reduces installation time, and ensures safe operation during maintenance or calibration. The manifold's stainless steel construction provides durability in corrosive environments, while its modular design allows easy replacement of valves without disturbing the transmitter or piping system.

The transmitter supports digital signal processing (DSP) to filter out noise and compensate for environmental factors such as temperature fluctuations or mechanical stress. This ensures stable, repeatable measurements even in high-vibration or fluctuating-process conditions.

Technical Performance and Features
The Rosemount 4088 delivers exceptional accuracy and versatility:

Differential Pressure (DP) Accuracy: ±0.065% of span, ensuring precise flow, level, or pressure measurement for custody transfer and process control.
Static Pressure Range: Up to 6,000 psi (413 bar), accommodating high-pressure applications such as pipeline monitoring and wellhead operations.
Temperature Measurement: ±0.1°C (±0.18°F) accuracy with RTD inputs, supporting real-time compensation for density or flow calculations in hydrocarbon or steam applications.
Communication Protocols: Supports analog 4–20 mA output with HART 7, FOUNDATION Fieldbus, and WirelessHART, enabling seamless integration into control systems and asset management platforms.
Material Options: Wetted parts available in stainless steel, Hastelloy C-22, and Monel, ensuring compatibility with corrosive media like acids, hydrocarbons, and seawater.
Its rugged IP67/NEMA 4X-rated enclosure protects against dust, water ingress, and extreme temperatures (-40°F to 185°F / -40°C to 85°C). Optional certifications (ATEX, IECEx, FM) ensure compliance in hazardous locations, including explosive gas or dust environments.

Advanced Diagnostic and Asset Management Features
The 4088 incorporates predictive diagnostics to enhance operational reliability and reduce unplanned downtime. Key capabilities include:

Sensor Health Monitoring: Detects sensor drift, overpressure events, or coating buildup, providing early warnings of potential failures.
Manifold Integrity Checks: Identifies valve leakage or mechanical stress in the three-valve assembly, ensuring safe operation.
Signal Integrity Alerts: Notifies operators of electrical noise, grounding faults, or wiring issues affecting measurement accuracy.
Self-Validation: Periodic checks verify measurement integrity without manual calibration, critical for pharmaceutical or food-grade applications.
These diagnostics are accessible via HART, Fieldbus, or Emerson's AMS Device Manager, enabling proactive maintenance planning and compliance with functional safety standards like IEC 61508 (SIL 2/3).

Ease of Use and Integration
Installation and configuration are streamlined through intuitive interfaces:

Specification

Emerson Rosemount 4088 Three-Valve Manifold MultiVariable Pressure Transmitter
Parameter	Specification
Measurement Type	MultiVariable Transmitter: MeasuresDifferential Pressure (DP),Static Pressure (P), andTemperature (T).
Measurement Range	- DP: 0–0.1 kPa to 0–41375 kPa (0–0.15 psi to 0–6000 psi)
	- Static Pressure: Up to 41375 kPa (6000 psi)
	- Temperature: -200°C to +850°C (-328°F to +1562°F)
Accuracy	- DP: ±0.04% of span (standard), ±0.025% (high-accuracy option)
	- Static Pressure: ±0.04% of span
	- Temperature: ±0.5°C (±0.9°F)
Output Signal	4–20 mA + HART® 7 Digital Communication
Power Supply	10.5–42 V DC (loop-powered)
Operating Temperature	-40°C to +85°C (-40°F to +185°F)
Response Time	<100 ms (adjustable damping available)
Ambient Temperature	-40°C to +85°C (-40°F to +185°F)
Vibration Resistance	2g RMS (10–2000 Hz)
Shock Resistance	50g (11 ms half-sine)
EMC Immunity	30 V/m (80 MHz–1 GHz)

Company Profile

Company Profile

KeRul (WeiFang) Automation Equipment Co., Ltd. is speciallzed in industrialautomation instrument development, production and sales, technical servicesand supporting equipment supply of specialized companies, The mainproducts are fow meters, level meters, temperature meters, pressuremeters, electrical meters, thermal meters, programmable controller(PLC), Dcs distributed control system, eight series of more than 1,000specifcations. its products and technologies are widely used in electrlcpower, metallurgy, petrochemical, environ. mental protection, plastics,food,l printing, tobacco, textile, dyeing and other fields.

Our Service

OEM / ODM services
To meet the user diversified requirement, Holykell have established a set of customer service and technical support system with OEM / ODM order as the center, and responded and Handle the customer's requirements in a timely manner to ensure accurate delivery time and product quality.
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Fastest reply:Professional sales engineers 7/24 online services
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Fast delivery: within 24 hours release the cargo (normal spec.), Customized 7-12 days after payment .
 
MAINTENANCE & AFTER-SALES SERVICES
Customer Feedback:  Sales engineers and technical engineers will be one-on-one service for you to exclude all obstacles when use our sensors.
Warranty period: 12 months
Product life-long maintenance: Holykell can provide you with the maintenance of the whole life of the sensors

Packaging & Shipping

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