1. Catalogs
  2. NOSHOK
  3. 625, 626 series

625, 626 series

625, 626 series

625, 626 series

Product catalog summary
Overview: The document provides detailed specifications and ordering information for the NOSHOK 625 and 626 Series Intrinsically Safe Pressure Transmitters, designed for hazardous location applications.
Specifications:
  • Output Signal: 4 mA to 20 mA, 2-wire.
  • Pressure Ranges: Vacuum to 15,000 psig; Absolute from 0 psia to 300 psia.
  • Accuracy: Includes effects of non-linearity, hysteresis, non-repeatability, zero point, and full scale errors.
  • Stability Adjustment: ±10% full scale for zero and span.
  • Response Time: Pressure cycle limit of 150 Hz.
  • Durability: Over 100,000,000 full scale cycles.
  • Temperature Ranges: Compensated from 32°F to 176°F; Media from -4°F to 185°F; Ambient from -4°F to 176°F; Storage from -22°F to 221°F.
  • Power Requirement: 10 Vdc to 30 Vdc.
  • Proof and Burst Pressure: Varies by range, up to 4 times full scale.
  • Materials: 316 stainless steel for housing and connections; 17-4PH stainless steel for certain ranges.
  • Environmental and Electromagnetic Rating: CE compliant, reverse polarity, over-voltage, and short circuit protected.
Applications: Suitable for chemical processing, gas pressure measurement, oil field and offshore, mining, vapor recovery systems, and well head measurement.
Approvals: Factory Mutual and Canadian Standards Association approved for hazardous locations.
Ordering Information:
  • Series: 625 and 626 with various pressure ranges and configurations.
  • Accuracy Options: ±0.25% or ±0.125% full scale (BFSL).
  • Output Signal: 4 mA to 20 mA, 2-wire.
  • Process Connections: Options include 1/4 NPT male, 1/2 NPT male, and others.
  • Electrical Connections: Various options including Hirschmann and Bendix.
Dimensions: Detailed dimensions provided for different connection types.
See more

Catalog excerpts

625, 626 series-1

Hazardous Location Pressure Transmitters Intrinsically Safe 625/626 • Low pressure ranges for vapor recovery applications, vacuum and compound ranges through 0 psig to 15,000 psig; absolute ranges from 0 psia to 15 psia through 0 psia to 300 psia • Current output • 316 and 14-4PH stainless steel wetted parts • Factory Mutual and Canadian Standards Association approved • • SPECIFICATIONS Output signal Pressure ranges Accuracy APPLICATIONS Chemical processing Gas pressure measurement Oil field & offshore Mining Vapory recovery systems Well head measurement Stability Adjustment Response time Pressure cycle limit Durability Temperature ranges Power requirement* Load limitations Proof pressure Burst pressure Measuring element NOSHOK 625 and 626 Series transmitters are Factory Mutual and Canadian Standards Association approved for use in hazardous location applications as follows: effects of non-linearity, hysteresis, non-repeatability, zero point and full scale errors) ± 10% full scale for zero and span 150 Hz > 100,000,000 full scale cycles Compensated 32 °F to 176 °F (0 °C to 80 °C) Zero effect is ±0.011% full scale/ °F Span effect is ±0.011% full scale/ °F Media -4 °F to 185 °F (-20 °C to 85 °C) Ambient -4 °F to 176 °F (-20 °C to 80 °C) Storage -22 °F to 221 °F (-30 °C to 105 °C) 10 Vdc to 30 Vdc (4 mA to 20 mA, 2-wire) 3.5 times full scale for ranges 0 psi to 5 psi through 0 psi to 200 psi 2 times full scale for ranges 0 psi to 300 psi through 0 psi to 10,000 psi 1.5 times full scale for 0 psi to 15,000 psi 4 times full scale for ranges 0 psi to 5 psi through 0 psi to 200 psi 4 times full scale for ranges 0 psi to 300 psi through 0 psi to 10,000 psi 3 times full scale for 0 psi to 15,000 psi 625 Series is 316 stainless steel for ranges up through 0 psi to 300 psi, 316 stainless steel with 17-4PH stainless steel for 300 psi; 626 Series is 316 stainless steel with NBR o-ring 316 stainless steel 316 stainless steel Connection Housing material Environmental rating Electromagnetic rating CE compliant to EMC norm EN 61326:1997/A1:1998 Electrical protection Shock Vibration Weight 4 mA to 20 mA, 2-wire Vacuum through 0 psig to 15,000 psig Absolute from 0 psia to 15 psia through 0 psia to 300 psia Reverse polarity, over-voltage and short circuit

 Open the catalog to page 1
625, 626 series-2

ORDERING INFORMATION DIMENSIONS ORDERING INFORMATION SERIES PRESSURE RANGES 316 Stainless steel flush diaphragm 0 psig to 150 psig 5000 0 psig to 5,000 psig 0 psig to 200 psig 6000 0 psig to 6,000 psig 0 psig to 300 psig 7500 0 psig to 7,500 psig 0 psig to 500 psig 8000 0 psig to 8,000 psig 0 psig to 750 psig 10000 0 psig to 10,000 psig 0 psig to 1,000 psig 15000 0 psig to 15,000 psig 0 psig to 1,500 psig 15A 0 psia to 15 psia 0 psig to 2,000 psig 30A 0 psia to 30 psia 0 psig to 3,000 psig 60A 0 psia to 60 psia 0 psia to 100 psia 0 psia to 150 psia 0 psia to 200 psia 0 psia to 300 psia Note:...

 Open the catalog to page 2

All NOSHOK catalogs and technical brochures

  1. 100 Series

    4  Pages

  2. 400 series

    2  Pages

  3. 810 series

    2  Pages

  4. 628 series

    2  Pages

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.