Ametek 851 Pressure Transmitter

Ametek 851 Pressure Transmitter

Ametek Transmitters from Automation Service

851 Pressure Transmitter

Ametek - U.S. Gauge

851 Pressure Transmitter

Pressure Measurement

Description - The Model 851 is designed for years of stable performance in even the toughest environmental and media conditions, such as refineries, petrochemical facilities, paper & pulp plants, and waste water treatment facilities.

Approvals include FM and CSA for explosion-proof and CSA for intrinsic safety ratings. The Model 851 also meets NACE standards for offshore applications. A one year warranty is standard with every unit.

A 4-20 mA output is standard with a 12-40 VDC power supply. The Model 851 is bench adjustable, allowing for calibration of zero and span. With the cover sealed double O-ring assembly, this transmitter is weather proof and capable of direct spray, clean-in-place applications.


  • A miniature, low priced full-featured transmitter - just 1 lb. (450 grams)

  • All welded 316 stainless steel construction and wetted parts (no aluminum)

  • Ranges from 0-3 (0.2 bar) to 0-5000 psig (345 bar)

  • ±0.25% accuracy

  • Zero and span adjustability

  • Full 5:1 range turndown

  • FM & CSA Explosion-proof and intrinsically safe

  • 4-20 mA output at 12-40 VDC

  • Watertight cable or conduit connection optional

  • 1/2 in. NPT Female process connection or flush mount version

  • Straight in-line construction for a slim profile

  • 24 inch (61 cm) cable standard



All remanufactured products:

  • 2-3 Weeks Standard Delivery
  • 2-5 Days Expedited Delivery
  • Need it sooner? call us today at 1-800-325-4808


– U.S. Gauge products:

  • 4-8 weeks

Rotork® electric actuators

  • Please contact us for delivery


All remanufactured products are covered by our 2 year service warranty. Please click here to view full warranty.

Ametek® – U.S. Gauge Products are covered by the original manufacturer’s warranty. Please click here for warranty information.

Rotork® Electric Actuators – please contact us for warranty information.

New Foxboro® products are covered by a 1 year service warranty by the original manufacturer.