H117-171-1195-M278-M405-6361-704-M550

Series: 117 Series Type H117 171 to 174 Pressure Switch Brand: United Electric Controls Ltd
Price
$143.00 CAD
Stock
50+ In Stock

  • Model - 171
  • Switch Option - Setting on Fall is Required - Hermetically Sealed, with Gold Flash Contacts, DPDT, 11 A, 125/250 Vac
  • Factory Set Point - No Factory Set Point
  • Measurement Range - kg/cm²
  • Agency Approvals - ATEX
  • Tag - No Tag
  • Mounting - Surface & Pipe Mounting Kit
  • Cleaning - Oxygen Service Cleaning
  • Electrical Connection - Standard 1/2” Female NPT Connection

Specifications

Adjustment Type

  • Captive Clamp Screws
  • Factory Set (Pre-Set)
  • Set Point Adjustment

Ambient Temperature Range

  • -40° to 71° C (-40° to 160° F)

Applications

  • Chemical & Petrochemical
  • Midstream & Downstream Oil & Gas
  • Pharmaceutical Plants
  • Pulp & Paper Mills
  • Steel & Aluminum Mills
  • Wastewater Treatment Plants

Approvals & Certifications

  • ISO 9001

Approvals & Certifications

  • ATEX Directive (94/9/EC) II 1 G EEx ia IIC T6 Ga Tamb: -50° to 60° C (-58° to 140° F)
  • CE
  • CRN
  • CSA C22.2 No. 14 & 213 - File # E40857
  • GOST-R 51330.0, 51330.1, 51330.10 & 51330.14
  • Low Voltage Directive (LVD) 73/23/EC & 93/68/EEC
  • PED: 97/23/EC
  • UL (C,US) 508 & 1604, Class I, Div. 2, Grade A, B, C, D, Class II, Div. 2, Group F, G, Class III

Conduit Connection

  • 1/2” NPT Female

Deadband

  • psi: 0.1 to 15 (kPa: 0.7 to 103.4, Mbar: 6.9 to 1,034)
  • Temperature Deadband: Typically 4 % of Range Under Laboratory Conditions (21.11° C (70° F) Ambient Circulating Bath at Rate of 0.5° F Per Minute Change)

Diaphragm Material

  • 316L Stainless Steel

Electrical Connectors

  • 7/8” Diameter Knockout
  • 7/8” Hole to 1/2” NPT Female Watertight Conduit Fitting

Electrical Contacts

  • Normally Closed
  • Normally Open
  • Switch Contacts Gold Flashed

Electrical Rating

  • 0.5 A at 125 Vdc
  • 1 A at 48 Vdc
  • 11 A at 125/250 Vac Resistive
  • 5 A at 28 Vdc

Enclosure Finish

  • Epoxy Powder-Coated

Enclosure, Body Material

  • Die Cast Aluminum

Environmental Protection

  • Intrinsically Safe
  • IP66
  • Typical 4X

Fill Material

  • Non-Toxic Oil Filled

Mounting

  • Pipe
  • Surface

NACE & NIST

  • NACE MR-0175 Compliant

Name Plate, Tag Material

  • Anodized Aluminum
  • Stainless Steel, Paper ID Tag & Wire Attachment

NPT Connection

  • 1/2” NPT Female

Orifice Size

  • 0.72” (18.28 mm) for Clean-Out Purposes

Overpressure & Static Pressure Limits

  • Over Range Pressure - psi: 500 (kPa: 3,450, bar: 34.47)

Pressure Type

  • Gauge

Proof Pressure

  • psi: 1,000 (kPa: 6,895, bar: 68.9)

Repeatability

  • Set Point Repeatability: ± 1 % of Adjustable Range

Service

  • Oxygen Service Cleaning, Alcohol Cleaning to Remove Residue from the Process Connection

Set Point - Decreasing

  • bar: 0.1 to 13.8
  • kPa: 6.9 to 1,379
  • psi: 1 to 200

Set Point - Increasing

  • bar: 0.1 to 13.8
  • kPa: 6.9 to 1,379
  • psi: 1 to 200

Shock

  • Set Point Repeats after 15 G, 10 millisecond Duration

Storage Temperature

  • -54° to 71° C (-65° to 160° F)

Switch Type

  • DPDT
  • Hermetically Sealed Snap Switch
  • One SPDT Hermetically Sealed Snap-Action Switch

System Pressure

  • bar: 34.5
  • kPa: 3,447
  • psi: 500

Vibration

  • Set Point Repeats after 2.5 G, 5 to 500 Hz
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