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Field and Process Instruments

High-performance industrial field instruments

A wide range of field and process instruments to help optimize and manage operations across industrial environments

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A wide range of field and process instruments to help optimize and manage operations across industrial environments

Schedule a Consultation

Operational Excellence Starts With Precision Field Instruments

Precision process control depends on accurate measurements. When readings drift or lag, your entire operation can feel the impact. Honeywell field instruments can capture the data automation systems need to make split-second decisions, protect critical assets and maintain product quality.
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High-accuracy measurement for improved process control

Process variability can lead to product inconsistency and throughput loss. Accurate field instruments help keep control loops stable under constantly changing conditions.

 

  • 0.035% span accuracy (0.025% optional) helps minimize variability

  • 80ms response time can catches process changes fast

  • Up to 400:1 rangeability can cover broad application needs

  • Built-in compensation helps adjust for temperature and pressure1  

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Field-tested instrumentation for equipment protection

Equipment failures can trigger unplanned shutdowns that cost both production time and revenue. We’ve engineered our instrumentation for harsh industrial environments to help reduce the risk to critical assets.

 

  • Dual-seal design meets ANSI/NFPA 70-202 and ANSI/ISA 12.27.0
  • SIL 2/3 compliance as standard
  • 0.12% total probable error helps reduce false alarms
  • Robust construction can withstand harsh environments2
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High-quality data for predictive monitoring

Automation decisions rely on accurate data from the field. Honeywell field instruments can maintain calibration and provide diagnostic insight to help enable predictive maintenance strategies.

 

  • 0.01% URL/year stability over 15 years helps maintain accuracy

  • On-board diagnostics help detect issues early

  • Smart protocols (HART, Foundation Fieldbus) share rich data

  • Direct integration with control systems like Experion PKS3 

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Modular design can lower total cost of ownership

Stocking multiple transmitter models can tie up capital and complicate maintenance planning. Honeywell’s modular designs let users standardize on fewer base units while serving diverse applications.

 

  • Replace meter bodies, displays or electronics in the field

  • No performance impact when swapping modules

  • Each meter body uniquely characterized for accuracy

  • Helps lower spare parts inventory across your facility 

pmt-hps-smartline-pressure-transmitter-brochure

  • 0.035% span reference accuracy

    Tighter process control helps improve product quality, reduce waste and enhance throughput consistency. Optional 0.025% span accuracy can take precision even further for the most critical loops.1

  • 15-year long-term stability

    Honeywell transmitters can maintain 0.01% URL per year stability over 15 years. That can mean fewer recalibrations, lower maintenance costs and sustained accuracy.2

  • 80ms fast response time 

    Fast response helps enable tight control loops, quicker process corrections and improved safety response. When conditions shift, control systems have the data they need to react immediately, helping catch process changes as they happen.3

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Frequently Asked Questions About Field and Process Instruments

Be sure to validate installation before putting new field instruments in service. Even high-accuracy transmitters can underperform when impulse lines trap fluid or wiring picks up electrical noise. Start with these critical checks:

 

  • Confirm impulse lines are clear, properly sloped and correctly oriented

  • Check wiring integrity, shielding and grounding

  • Verify that range, units and scaling match your control system configuration

  • Review zero and span settings against process reference conditions 

 

Most accuracy issues trace back to installation problems, not the instrument itself. Blocked impulse lines can create false readings that control systems interpret as real process changes. Document your verification in your maintenance system; when troubleshooting, you'll know the baseline was correct.

Honeywell smart protocols help make integration straightforward. Unlike 4-20mA signals that carry only a single value, our digital protocols offer complete device intelligence.

 

  • HART, Foundation Fieldbus and Ethernet can carry process values plus diagnostics

  • Device metadata can flow directly to asset management systems

  • Standard naming conventions and engineering units help simplify configuration

  • Integrate with control platforms like Experion PKS through proven connection suites 

 

Digital protocols can enable remote configuration, calibration and diagnostics, which helps reduce field trips. Teams can monitor device health from the control room and schedule repairs before failures occur.

Calibration frequency depends on process criticality and instrument stability. SmartLine's 0.01% URL/year stability over 15 years extends intervals compared to legacy instruments.1 Consider these factors as you plan your application:

 

  • Process tolerance and product quality specifications

  • Historical drift patterns from your installed base

  • Regulatory compliance mandates

  • Instrument stability specifications 

 

Most operators calibrate critical loops annually and non-critical loops every 2-3 years. Our field instruments’ stability lets some extend to 3-5 years for non-critical applications. On-board diagnostics can also flag drift before quality suffers, enabling condition-based calibration.

 

1 https://process.honeywell.com/content/dam/process/en/documents/downloads/Smartline-Pressure-Transmitter-Brochure-2022.pdf 

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