Request Calibration Where to Buy Region: Global ▾
Process instrumentation with evidence

Ashcroft: Never approve a process instrumentation reading without traceability.

Configured around your range, accuracy class, and approval region.

Process plant operator checking pressure flow and level transmitters
74 Countries of installed base
75 yrs Field-proven service
15 sites Accredited calibration scope
k=2 expanded Reported uncertainty
Horizontal timeline

Field service logic before catalog logic

Ashcroft programs are presented as an operating chain: define the loop, select the material, document the uncertainty, then keep the record current through service intervals.

Loop review

Range and media first

Pressure, flow, level and temperature points are checked against process media, pulsation, wet-leg, sanitary or hazardous-area conditions before a model is suggested.

Selection

Accuracy class named

Instrument notes identify readings such as ±0.25% span, ±0.1% of reading or the applicable transmitter reference accuracy rather than vague precision language.

Approval

Region matched

CE, UKCA, ATEX, IECEx, NEMA, IP67 or sanitary requirements are treated as application filters, not decorative badges added after the quote.

Service

Traceable records

Calibration events are tied to ISO/IEC 17025 scope where applicable and to NIST or national-standard traceability statements for the audit file.

Industry cards

Applications selected from Ashcroft seed markets

Each industry card keeps the same traceability question in view: which process variable is being approved, who owns the record, and what evidence supports the reading?

Oil gas petrochemical process instrumentation

Oil, Gas & Petrochemical

Pressure, level, and flow loops on refinery columns, offshore platforms and tank-farm custody-transfer skids.

Chemical process instrument loop

Chemical Process

Corrosion-rated transmitters, ATEX/IECEx-zone instruments, and SIS-rated final control elements.

Water wastewater flow meter system

Water & Wastewater

Ultrasonic and electromagnetic flow meters, MID-class water metering, and aeration-blower control loops.

Power generation pressure and temperature loops

Power Generation

Steam-cycle pressure and temperature loops, feedwater control, and renewable inverter station instrumentation.

Food beverage hygienic pressure transmitter

Food & Beverage Process

Hygienic 3-A pressure and temperature transmitters with CIP/SIP cycles documented for the audit file.

Three-card testimony

How technical buyers describe the service conversation

"The useful part was not a glossy catalog. It was the way each pressure gauge recommendation arrived with the range, wetted material and calibration note already reconciled."

Maintenance ManagerChemical processing site

"We asked for a water loop review and received a meter package that separated MID utility metering from internal control instrumentation. That saved weeks of rework."

Project EngineerMunicipal water program

"Their documentation made it easier to defend why the transmitter range and approval region were selected before procurement released the purchase order."

Instrumentation LeadPower generation contractor
Split CTA with form

Send the loop conditions before the quote is written.

Share range, media, accuracy class, output protocol and approval region. Ashcroft will respond with a product path that keeps traceability and service evidence visible from the first discussion.

  • Pressure, flow, level and temperature review
  • Calibration scope and reported uncertainty notes
  • Hazardous-area and sanitary application checks