Pressure Measurement

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Home | Hazardous Location Pressure Transmitters | 621/622 Series Explosion-Proof

 

621/622 Series Explosion-Proof Pressure Transmitters

 

3 Year Warranty

  • Designed for applications that require pressure measurement in hazardous locations
  • Accuracy to ±0.25% full scale (BFSL)
  • Wide variety of pressure ranges available
  • Advanced diffused semi-conductor and sputtered thin film sensor for maximum stability
  • Available with a standard threaded connection as well as a flush diaphragm configuration
  • Welded 316 stainless steel, and Elgiloy construction with no internal o-rings, gaskets or seals
  • 1/2" NPT conduit connection
  • Low power voltage outputs available
  • Incorporate significant levels of RFI, EMI, and ESD protection
  • CE compliant to suppress RFI, EMI, and ESD
  • Factory Mutual and Canadian Standards approved
  • NACE MR0175/ISO 15156 compliant
  • ANSI/ISA-12.27.01-2003 approved single seal

 

 

 

Dimensions Tech Manuals Print Catalog Page 

 

ORDERING INFORMATION

SERIES                    621 Stainless steel threaded connection  622S  316 Stainless steel flush diaphragm 622H Hastelloy C flush diaphragm
PRESSURE
RANGES
30vac -30 inHg to 0 psig 15 0 psig to 15 psig 300 0 psig to 300 psig 5000 0 psig to 5,000 psig
30/30 -30 inHg to 30 psig 30 0 psig to 30 psig 500 0 psig to 500 psig 6000 0 psig to 6,000 psig
30/60 -30 inHg to 60 psig 60 0 psig to 60 psig 1000 0 psig to 1,000 psig 8000 0 psig to 8,000 psig
30/100 -30 inHg to 100 psig 100 0 psig to 100 psig 1500 0 psig to 1,500 psig 10000 0 psig to 10,000 psig
30/200 -30 inHg to 200 psig 200 0 psig to 200 psig 2000 0 psig to 2,000 psig 15000 0 psig to 15,000 psig
        3000 0 psig to 3,000 psig 15A 0 psia to 15 psia
psig = gauge pressure           psia = absolute pressure           Other ranges available upon request 100A 0 psia to 100 psia
NOTE: Series 622 is available for pressure ranges up to 0 psig to 8,000 psig    
ACCURACY 1 ± 0.25% full scale (BFSL)          
OUTPUT SIGNALS 1 4 mA to 20 mA, 2-wire 3 1 Vdc to 5 Vdc, 3-wire, low power 31 0.5 Vdc to 4.5 Vdc, 3-wire , low power
  2 0 Vdc to 5 Vdc, 3-wire 5 0 Vdc to 10 Vdc, 3-wire        
PROCESS CONNECTIONS 2 1/4" NPT male 11 G1/2B male flush (model 622 only) (pressure ranges less than 0 psi to 30 psi and higher)
  8 1/2" NPT male 13 G1B male flush (model 622 only) (pressure ranges 0 psi to 30 psi)
ELECTRICAL CONNECTIONS 6 1/2" NPT male conduit with 6' integral cable 37 1/2" NPT male conduit with 6' flying leads with epoxy seal
OPTIONS ORF Threaded Orifice
(model 621 only)
20 20' cable/lead
(attached to options 6 or 37)
30 30' cable/lead
(attached to options 6 or 37)
 

   Please consult your local NOSHOK Distributor or NOSHOK, Inc. for availability and delivery information.

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