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  4. Purge and Pressurization Systems
  5. Purge and Pressurization System (Type Z)
  6. 1001B

1001B Type Y & Z pressurization system

Key Benefits at a Glance

  • NFPA 70, NFPA 496, ISA 12.4 standards
  • Optional alarm output indicates air lock failure
  • Type Y system certified for Class II, Division 1 to Division 2
  • Type Z system certified for Class II, Division 2 to nonhazardous
  • Enclosure volume up to 50 ft3

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Please contact us for exact delivery estimation.
Product photo: Type Y & Z pressurization system 1001B
Product photo: Type Y & Z pressurization system 1001B
Product Compliance: USA - cULus
Approval
Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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DatasheetFunctionClassificationProduct DocumentationApprovals

Technical data of 1001B

1001B Series pressurization system
Series1001B
SystemType Y Purge , Type Z Purge
Hazardous environmentgas
ConnectionTerminal blocks
Output I-WPS-
Output typeSwitch contacts
Contact loading120 VAC @ 15 A
Protective gas supplyinstrument grade air or inert gas
Pressure requirement5 - 120 psi
(With EPV-3 vent. Systems installed without vent must be equipped with redundant regulator set to 5 psi max.)
Safe pressureSetpoint: 1.0" (25.4 mm)
Flow rate: 0.1 - 3.5 SCFH (2.8 - 99 l /hr)
Ambient temperature-29 ... 49 °C (-20.2 ... 120.2 °F)
Connection typeSystem supply fitting: 3/8" tube fitting
Enclosure supply fitting: 3/8" tube fitting
Enclosure reference fitting: 1/4" tube fitting
Switch conduit port size: 1/2" FPT
MaterialRegulator body: zinc w/enamel finish
Regulator handle: polycarbonate
Enclosure pressure gauge: alum. w/enamel finish
Tube fitting: 316 ss forged body
Tubing: 316 ss 1/4" .035 welded
System nameplate: silk screened Lexan® & ss
Fastener hardware: alum. & stainless steel
Mounting plate: 316 14 ga #3 brush ss
EXP pressure switch body: anodized cast aluminum
Enclosure warning nameplate: silk screened ss
Mass1001B-LPS-* 3.2 kg (7 lb)
1001B-WPS-* 5.4 kg (12 lb)
FM approvalType Y
LPS: Class II, Division 1, Groups E, F, and G
WPS: Class II, Division 1, Groups E, F, and G

Type Z
LPS: Class II, Division 2, Groups E, F, and G
WPS: Class II, Division 2, Groups E, F, and G
UL approval
cULusType Y
LPS: Class II, Division 1, Groups E, F, and G
WPS: Class II, Division 1, Groups E, F, and G

Type Z
LPS: Class II, Division 2, Groups E, F, and G
WPS: Class II, Division 2, Groups E, F, and G
General Notes

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