Circle Valve Technologies Inc.
307 Derstine Ave, Suite 204
Lansdale, PA 19446

Toll Free:800-645-6733
Phone: 267-933-6300
Fax: 267-933-6305
Email: [email protected]
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  • Vacuum and compound ranges through 0 psig to 15,000 psig; absolute ranges from 0 psia to 100 psia
  • Current and voltage outputs
  • 316 stainless steel and Elgiloy wetted parts
  • NACE and CE compliant, NSI/ISA-12.27.01-2003 approved single seal
NOSHOK 621/622 Series Explosion-Proof Pressure Transmitter
Unit of Measure
1 2 3 4 

Item #

Body Material

Connection

Electrical Connection

Output Signal

Operating Pressure

621-30vac-1-1-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 0 psig
621-30vac-1-1-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 0 psig
621-30vac-1-3-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 0 psig
621-30vac-1-3-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 0 psig
621-30/30-1-1-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 30 psig
621-30/30-1-1-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 30 psig
621-30/30-1-3-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 30 psig
621-30/30-1-3-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 30 psig
621-30/60-1-1-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 60 psig
621-30/60-1-1-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 60 psig
621-30/60-1-3-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 60 psig
621-30/60-1-3-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 60 psig
621-30/100-1-1-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 100 psig
621-30/100-1-3-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 100 psig
621-30/200-1-1-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 200 psig
621-30/200-1-1-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A -30 inHg to 200 psig
621-30/200-1-3-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 200 psig
621-30/200-1-3-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A -30 inHg to 200 psig
621-15-1-1-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A 0 to 15 psig
621-15-1-1-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A 0 to 15 psig
621-15-1-3-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A 0 to 15 psig
621-15-1-3-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A 0 to 15 psig
621-30-1-1-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A 0 to 30 psig
621-30-1-1-8-6 N/A 316 Stainless Steel N/A 1/2" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 4 mA to 20 mA, 2-wire N/A 0 to 30 psig
621-30-1-3-2-6 N/A 316 Stainless Steel N/A 1/4" Male NPT N/A 1/4" NPT Male Conduit w/6 foot integral cable N/A 1 Vdc to 5 Vdc, 3-wire, Low Power N/A 0 to 30 psig
Unit of Measure
1 2 3 4