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646DZE Series Pressure Switch
Brand: Custom Control Sensors
- Adjustable Set Point Range:
- Increasing: 1.2 to 75 psid, 8.3 to 517.1 kPa, 0.083 to 5.2 bar
- Decreasing: 0.4 to 71 psid, 2.8 to 489.5 kPa, 0.028 to 4.9 bar
- Deadband: Approximately 0.8 to 4 psi, 5.51 to 27.6 kPa, 0.055 to 0.28 bar
- System Pressure (Maximum): 400 psig, 2757.90 kPa, 28 bar
- Proof Pressure:
- Both Ports: 750 psig, 5171.07 kPa, 52 bar
- High: 750 psig, 5171.07 kPa, 52 bar
- Low: 400 psig, 2757.90 kPa, 28 bar
- Wetted Materials:
- Pressure Port: 1/4" Female NPT 300 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
Specifications
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
- bar: 0.055 to 0.28
- kPa: 5.51 to 27.58
- psig: 0.8 to 4
Diaphragm Material
- Polyimide
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 07-ATEX-0108X. (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.
Electrical Connectors
- 1/2" NPT Male
Electrical Contacts
- Gold
- Silver
Electrical Rating
- 1 A at 125 Vac, 50/60 Hz
- 11 A at 125/250 Vac Resistive, 5 A at 28 Vdc, 0.5 A at 125 Vdc
- 15 A at 125/250/480 Vac Resistive, 0.5 A at 125 Vdc, 0.2 A at 250 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 MR-0175:2003
NPT Connection
- 1/4" NPT Female
O-Ring Material
- Ethylene Propylene (EPR)
- Viton
Operating Temperature
- -40° to 86° C (-40° to 187° F)
Process Connection Material
- 316 Stainless Steel
Proof Pressure - Both Ports
- bar: 51.7
- kPa: 5,171
- psig: 750
Proof Pressure - High Over Low
- bar: 51.7
- kPa: 5,171
- psig: 750
Proof Pressure - Low Over High
- bar: 28
- kPa: 2,758
- psig: 400
Service
- Sour (Oil & Gas)
Set Point - Decreasing
- bar: 0.028 to 4.9
- kPa: 2.8 to 489.5
- psid: 0.4 to 71
Set Point - Increasing
- bar: 0.083 to 5.2
- kPa: 8.3 to 517.1
- psid: 1.2 to 75
Switch Type
- DPDT
- SPDT
System Pressure
- bar: 28
- kPa: 2,758
- psig: 400
Documentation
Data Sheets
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 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 Declaration of Conformity pdf 98 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