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Foxboro AD202MR Pneumatic Proportional Controller

Foxboro AD202MR Pneumatic Proportional Controller

  • 1000 Sandėlyje
  • Manufacturer: Foxboro

  • Product No.: AD202MR

  • Condition: Sandėlyje

  • Product Type: Pneumatic Proportional Controller

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 800g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Aprašymas

Overview

The Foxboro AD202MR is a pneumatic control module designed for proportional regulation within Foxboro I/A Series distributed control systems. It is ideal for environments where pneumatic operation is preferred over electrical signals, including hazardous locations, explosion-risk areas, or remote sites without reliable power.

Operating Principle

The AD202MR employs a force-balance mechanism to provide precise and stable control. It receives a standard pneumatic input signal and generates a proportional output to drive valves or other pneumatic actuators. The design ensures consistent loop performance while eliminating the need for electrical power.

Technical Specifications

Parameter Specification
Model AD202MR
Control Type Pneumatic Proportional (P), optional Integral (PI)
Input Signal 3–15 psi (20.7–103.5 kPa)
Output Signal 3–15 psi (20.7–103.5 kPa)
Supply Pressure 20–60 psi (138–414 kPa)
Proportional Band Adjustable, 20% to 400%
Gain Adjustment Field adjustable
Repeatability ≤ ±0.2% of span
Air Consumption Low continuous bleed design
Ambient Temperature –40°C to +60°C
Humidity 0–95% non-condensing
Construction Industrial-grade aluminum housing
Mounting Rack-mounted (I/A Series compatible)

Key Characteristics

Fully pneumatic operation removes the need for electrical wiring
Force-balance mechanism ensures stable and accurate control
Wide proportional band allows flexible loop tuning
Seamless integration with Foxboro I/A Series systems
Durable housing withstands harsh industrial environments
Reliable operation in extreme temperature and humidity conditions

Application Scope

The AD202MR is commonly used in:

Hydrocarbon production and refining
Chemical processing and pharmaceutical plants
Thermal and conventional power plants
Water and wastewater treatment facilities
Remote field stations and offshore platforms

FAQ

Q: Does the AD202MR require electrical wiring?
A: No. It operates entirely on pneumatic input and compressed air supply.

Q: Can it integrate with modern DCS systems?
A: Yes. It interfaces directly with Foxboro I/A Series racks and hybrid control loops.

Q: What control action does it support?
A: Proportional control is standard, with optional integral action for enhanced loop stability.

Savybės

Mes priimame didelius užsakymus ir turime minimalią užsakymo kiekį – tik vieną vienetą.

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Mes priimame 100 % T/T (telegrafinius pervedimus) apmokėjimą prieš išsiuntimą. Prekėms su laukimo terminais reikalinga 30 % avansinė įmoka, likusieji 70 % turi būti sumokėti prieš išsiuntimą. Dėl RMB pervedimų, jei turite agentą Kinijoje, susisiekite su mumis.

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Jūsų pasitenkinimas mums svarbus. Jei reikia grąžinti prekę, tai turi būti padaryta per 30 dienų nuo užsakymo datos. Produktas turi būti nenaudotas, neuždarytas ir originalioje pakuotėje su visais priedais. Pinigų grąžinimas atliekamas per 5-7 darbo dienas nuo grąžintos prekės gavimo. Atkreipkite dėmesį, kad siuntimo ir susijusios išlaidos negrąžinamos.

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