HONEYWELL 0571-A-0301 Product Introduction
1. Product Overview
The HONEYWELL 0571-A-0301 is a reliable industrial pressure transmitter in Honeywell’s 0571 Series, designed for medium-to-low pressure measurement in process automation. It converts fluid or gas pressure into stable electrical signals, serving oil & gas, chemical, food & beverage, and water treatment industries.
Ideal for applications like tank level monitoring (via hydrostatic pressure), pipeline pressure control, and small-scale reactor pressure tracking, it combines basic precision with ruggedness to handle temperature fluctuations, mild vibration, and non-corrosive media. Compliance with industrial standards ensures compatibility with common control systems, making it a cost-effective choice for general-purpose pressure monitoring.
2. Technical Parameters (Table)
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Category
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Specification
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Device Type
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Industrial pressure transmitter (gauge pressure primary; absolute optional)
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Pressure Range
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Gauge pressure: 0–150 psi (0–10.34 bar); Absolute pressure (optional): 0–200 psi (0–13.79 bar)
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Measurement Accuracy
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±0.1% of full scale (FS) at 25°C (77°F); ±0.2% FS over operating temperature range
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Output Signals
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Analog: 4–20 mA DC (2-wire); Digital: HART 7.0 (basic configuration & diagnostics)
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Temperature Range
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Operating temperature: -40°C to +80°C (-40°F to +176°F); Media temperature: -50°C to +110°C (-58°F to +230°F)
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Process Connection
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Standard: 1/2 NPT male (stainless steel 316); Optional: M18×1.5 (customizable)
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Electrical Connection
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Standard: Terminal block (IP65); Optional: M12 connector
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Power Supply
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12–42 V DC (2-wire loop power); Power consumption: ≤18 mA (max at 24 V DC)
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Environmental Ratings
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Protection class: IP65 (housing), NEMA 4; Humidity: 5%–95% (non-condensing); Vibration resistance: 5 g (10–1000 Hz, IEC 60068-2-6); Shock resistance: 30 g (11 ms, IEC 60068-2-27)
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Certifications
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CE; UL 61010-1; ATEX Zone 2 (Ex nA IIB T4 Ga); IECEx; SIL 1 (IEC 61508)
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3. Product Specifications & Features
3.1 Core Specifications
The HONEYWELL 0571-A-0301 targets medium-to-low pressure scenarios, with a 0–150 psi gauge range (optional 0–200 psi absolute) fitting applications like water pipeline monitoring and small tank level control. Its ±0.1% FS accuracy at ambient temperature ensures basic measurement reliability, while ±0.2% FS accuracy over -40°C to +80°C minimizes drift from temperature changes—suitable for indoor and mild outdoor use.
The 4–20 mA analog output integrates with legacy DCS/PLC systems, and HART 7.0 enables remote setting of pressure units and basic fault checks. The stainless steel 316 process connection resists mild corrosion (e.g., tap water, light chemicals), and IP65/NEMA 4 housing protects against dust and water splashes—ideal for non-washdown industrial areas.
3.2 Key Features
- Balanced Precision & Cost: ±0.1% FS accuracy meets general process needs without excessive cost, making it a practical choice for non-critical pressure monitoring.
- Dual Signal Flexibility: 4–20 mA analog ensures compatibility with older systems, while HART 7.0 simplifies remote configuration, reducing on-site maintenance time.
- Basic Ruggedness: IP65 housing and -40°C to +80°C operating range handle common industrial environments, from factory floors to covered outdoor substations.
- Easy Installation: Standard 1/2 NPT process connection and terminal block electrical design simplify wiring and mounting, cutting installation time.
- Safety Compliance: SIL 1 certification (IEC 61508) suits low-risk safety-related applications (e.g., non-hazardous fluid pressure monitoring), meeting basic industrial safety requirements.
4. Other HONEYWELL Pressure Transmitters
Honeywell offers complementary pressure transmitters for diverse needs:
- HONEYWELL 0571-A-0302: Higher-precision variant (±0.075% FS) with 0–300 psi range, for stricter pressure control (e.g., pharmaceutical reactors).
- HONEYWELL 0571-B-0500: 0–500 psi high-pressure model, for heavy-duty oil & gas pipelines.
- HONEYWELL STG770: Multi-variable transmitter (pressure + temperature), for complex processes like refinery distillation.
- HONEYWELL DP8000: Differential pressure model (0–5000 psi), for filter clog detection and flow measurement.
- HONEYWELL PX2 Series: Compact low-cost sensor (0–10 V output), for HVAC and small pumps.








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