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  • Ranges from 0 psig to 5,000 psig through 0 psig to 20,000 psig
  • Current output
  • Inconel X-750 wetted parts
Unit of Measure

Specifications

Type

Safe Hammer Union Pressure Transmitter

Series

628

Pressure Range

0 to 15,000 psig

Full Scale Best Fit Straight Line (BFSL) Accuracy (±)

0.25 %

Note for Accuracy

Includes the effects of non-linearity, hysteresis, non-repeatability, zero point and full scale errors.

Output Signal

4 mA to 20 mA, 2-wire

Process Connections

2" Wing union (#1502)

Electrical Connection

6-Pin Bayonet (MIL-C-26482)

Storage Temperature [Min]

-40 ºC-40 ºF

Storage Temperature [Max]

-85 ºC185 ºF

Stability

≤ ±0.2% full scale for 1 year, non-accumulating

Response Time

< 2 ms

Service Life

< 10,000,000 load cycles

Power Requirement

10 Vdc to 28 Vdc

Load Limitations

≤ (VPower-10)/0.020 Amp

Proof Pressure Range at 1.5 Times Full Scale [Max]

22,500 psi

Burst Pressure at 3 Times Full Scale [Max]

22,500 psi

Measuring Element

Inconel X-750

Connection Material

Inconel X-750

Housing Material

316 Stainless Steel

Environmental Rating

Ingress Protection (IP67) depending upon electrical connection

Electromagnetic Rating

European Conformity (CE) Compliant to Electromagnetic Compatibility (EMC) Norm European Standards (EN) 61326:2014/A1:1998, Radio Frequency Interference (RFI), Electromagnetic Interference (EMI) and Electrostatic Discharge (ESD) Protection

Electrical Protection

Reverse polarity, over-voltage and short circuit protected

Shock According to International Electrotechnical Commission (IEC) 60068-2-27

100 g

Vibration According to International Electrotechnical Commission (IEC) 60068-2-6

15 g

Weight

6 lb

Warranty

3 y

Wiring Code Schematics

Pin A

+ Supply

Pin B

- Output

Pin E

+ Shunt Cal

Pin F

- Shunt Cal

Temperature Ranges

Compensated Temperature Range

40 to 140 ºF5 to 60 ºC

Note for Compensated Temperature Range

Zero effect is ±0.01% full scale/ºF
Span effect is ±0.01% full scale/ºF

Media Temperature Range

-40 to 185 ºF-40 to 85 ºC

Ambient Temperature Range

-40 to 185 ºF-40 to 85 ºC

Limitations Which Apply Are

Limitations Which Apply Are

These units must be operated within the catalogued environmental and application parameters. Determination of failure will be made by NOSHOK, Inc.'s equipment and personnel or a certified test facility specializing in this type of evaluation.

In keeping with and for purposes of product and/or manufacturing process improvements, NOSHOK, Inc. reserves the right to make design changes without prior notice.

Application

Application

  • Acidizing
  • Choke & kill manifold
  • Fracturing & cementing
  • Mud logging & mud pumps
  • Oil field & offshore
  • Well head measurement

Additional Information

Additional Information

  • Canadian Standards Association approved
  • Every sensor comes with a Certificate of Calibration
  • Certifications pending:
    • Factory Mutual
    • ATEX
    • CE
      NOSHOK 628 Series transmitters are Canadian Standards Association approved for use in hazardous location applications as follows:
  • Intrinsically Safe
    • Class I, DIV 1, Groups A,B,C,D, -40 ºC, Tamb <+85 ºC T4
    • Class II, DIV 1, Groups E, F, G,
    • Class III,
    • Class I, Zone 0 AEx/Ex ic IIC T4.
  • Non-Incendive
    • Class I, DIV 2, Groups A, B , C, D, -40 ºC, Tamb <+85 ºC T4
    • Class II, DIV 2, Groups F, G
    • Class III,
    • Class I, Zone 2 AEx/Ex ic IIC T4.
  • Ideal for applications including acidizing, choke & kill manifold, fracturing & cementing; mud logging & mud pumps, oil field & offshore and well head measurement

Options and Accessories

Options and Accessories

  • Carrying Handle (CH)
  • Electrical Connector Cage (EC)

Digital Indicators

NOSHOK Digital Indicators provide local indication for pressure, level and temperature transmitters.

Pressure Snubbers - Piston Type

  • Resist clogging and are self-cleaning
  • Five different sized pistons included with each snubber to ensure the correct amount of snubbing for virtually every application
  • Available in Brass and 316 Stainless Steel in 1/4" NPT, 1/2" NPT or SAE J1926-3: 7/16-20
  • Weight approximately 0.2 lb. for 1/4" & 7/16", and approximately 0.4 lb. for 1/2"​​​​​​

Pressure Snubbers - Sintered Type

  • Cost effective solution to protect expensive instrumentation
  • Increases gauge readability by smoothing out pressure surges, pulsations and spikes
  • 5 basic elements available for each snubber to accommodate specific application needs
  • Snubbing action achieved by utilizing a corrosion resistant 316 Stainless Steel sintered porous element
  • Exotic materials or intermediate disc grades available
  • Provides long service life with no moving parts to wear out
  • Weight approximately 0.2 lb. for 1/4" & 7/16", and approximately 0.4 lb. for 1/2

Steam Syphons

  • Protect the instrument from the damaging effects of high temperature steam
  • Recommended for use in all steam applications
  • Available in 1/4" and 1/2" NPT sizes in welded steel, welded 316 Stainless Steel or seamless 316 Stainless Steel with ratings to 3,800 psi at 850 ºF

Swivel Adapters

  • Temperature ratings: 15,000 psi at 200 ºF and 3,000 psi at 1,000 ºF
  • Used with gauges and gauge valves to adjust the line of sight
  • Rotates 360º to allow the connected instrument to be positioned in the desired direction
  • The pressure connection is achieved with a tapered cone style compression fitting simply by tightening the swivel hex nut
  • All 316 Stainless Steel construction
  • Standard with 1/2" NPT male process - 1/2" NPT female instrument connections
  • Also available with 1/4" NPT connections, same specifications apply
  • Weight approximately 0.8 lb.

Prop 65 Warnings

Prop 65 Warnings

WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer.  For more information go to www.P65Warnings.ca.gov