













Images are representations only.
Description
Features
- Adjustable Set Point Range:
- Increasing Vacuum: 3.5 to 28.5 Inches Hg, 89 to 724 mm Hg
- Decreasing Vacuum: 1 to 26 Inches Hg, 25 to 660 mm Hg
- Deadband: Approximately 2.5 Inches Hg, 64 mm Hg
- System Pressure (Maximum): 150 psig, 1,034.21 kPa, 10.3 bar
- Proof Pressure: 250 psig, 1,723.69 kPa, 17.2 bar
- Wetted Materials:
- Pressure Port: 1/2" Female NPT 316 Stainless Steel
- Diaphragm: Polyimide
- O-Ring: Viton
- Relay: SPDT or DPDT
- UL, CSA
- Explosion Proof - Class 1, Div/Zone 1, Groups A, B, C and D
- CRN, CE Mark, Dual Seal
Configure
Specifications
Specifications
Brand
Adjustment Type
- Field Adjustable
Approvals & Certifications
- ATEX
- CE
- CRN
- CRN - Alberta
- CRN - British Columbia
- CRN - Manitoba
- CRN - N.W. Territories
- CRN - Saskatchewan
- CSA
- cUL
- Dual Seal
- EMC
- LVD
- PED
- RoHS
- RTN
- UL
Deadband, Approximate
- Inches Hg: 2.5
- mmHg: 64
Diaphragm Material
- Polyimide
- Stainless Steel
- Viton Dacron
Electrical - Free Leads
- 18” (45 cm) Free Leads
- 18” (45 cm) Teflon Leadwire
Electrical Assembly
- Hermetic Seal
Electrical Certification
- ATEX - Baseefa Certified for Potentially Explosive Atmospheres. Models 646**Y, II 2 GD Ex d IIC, Baseefa 05-ATEX-0011X. (Option Y)
- c-UL, UL/CSA Explosion-proof: Div. 1, 2 Hermetically Sealed Electrical Assembly P/N 17-51 (17-73 for M Model Option), Listed by Both Underwriter’s Laboratories, Inc. (File No. E32961) & Canadian Standard Association (CSA)Testing Laboratories (File No. L
Electrical Connectors
- 1/2” NPT Male
Electrical Contacts
- Gold
- Silver
Electrical Rating
- 1 A at 125 Vac, 50/60 Hz
- 15 A at 125/250/480 Vac Resistive, 0.5 A at 125 Vdc, 0.2 A at 250 Vdc
- 5 A at 125/250 Vac Resistive, 5 A at 28 Vdc, 0.5 A at 125 Vdc
Enclosure, Body Material
- Aluminum
Environmental Protection
- Hazardous Area
- IP54
- IP66
- NEMA 13
- NEMA 4, 7, 9, 13 / IP54, 66
- NEMA 7
- NEMA 9
NACE & NIST
- NACE
NPT Connection
- 1/2” NPT Female
Operating Temperature
- -40° to 86° C (-40° to 187° F)
O-Ring Material
- Ethylene Propylene (EPR)
- Viton
Process Connection Material
- 316 Stainless Steel
- Aluminum
Proof Pressure
- bar: 17.24
- kPa: 1,724
- psig: 250
Service
- Sweet (Oil & Gas)
Set Point - Decreasing
- Inches Hg: -1 to 26
- mmHg: -25 to 660
Set Point - Increasing
- Inches Hg: -3.5 to 28.5
- mmHg: -89 to 724
Switch Type
- DPDT
- SPDT
System Pressure
- bar: 10.3
- kPa: 1,034
- psig: 150
Documentation
Documentation
Data Sheets
Product Manuals
Certifications & Approvals
- Certifications & Approvals - CCS 646 Dec 2005 (pdf) (96 KB)
- Certifications & Approvals - CCS 646 Feb 2005 (pdf) (164 KB)
- Certifications & Approvals - CCS 646 Jan 2007 (pdf) (92 KB)
- Certifications & Approvals - CCS Approval Matrix (pdf) (34 KB)
- Certifications & Approvals - CCS CE Certificate of Declaration (pdf) (225 KB)
- Certifications & Approvals - CCS CRN Approval - Alberta (pdf) (126 KB)
- Certifications & Approvals - CCS CRN Approval - BC (pdf) (67 KB)
- Certifications & Approvals - CCS CRN Approval - Manitoba (pdf) (79 KB)
- Certifications & Approvals - CCS CRN Approval - NWT (pdf) (87 KB)
- Certifications & Approvals - CCS CRN Approval - Saskatchewan (pdf) (263 KB)
- Certifications & Approvals - CCS CSA Certification Record - Hazardous (pdf) (32 KB)
- Certifications & Approvals - CCS EMC Directive (pdf) (30 KB)
- Certifications & Approvals - CCS LVD - Low Voltage Directive (pdf) (98 KB)
- Certifications & Approvals - CCS NACE Declaration 2013 (pdf) (114 KB)
- Certifications & Approvals - CCS PED 2011 (pdf) (94 KB)
- Certifications & Approvals - CCS RoHS/REACH 2012 (pdf) (278 KB)