COMPOUND SWITCHES

COMPOUND SWITCHES

COMPOUND SWITCHES

Product catalog summary
Overview of Compound Switches
Whitman Controls offers a range of compound switches designed for applications requiring precise switch control in both positive and negative pressure environments. These switches are available as factory preset or field adjustable, providing flexibility to meet specific project needs.
P88C Economical Compound Switch
Overview: The P88C is ideal for applications prioritizing reliable switch control over set point accuracy. It is suitable for dry indoor environments or enclosures, commonly used for controlling fans and pumps.
Key Features:
  • Consistent switch control
  • Operates in positive and negative pressure ranges
  • Factory set, field adjustable, or combination set points
  • Wide operating temperature range
Specifications:
  • Set Point Range: 1 to 500 PSIG Gage and 6 to 28 In Hg Vacuum
  • Max System Pressure: 600 PSIG
  • Temperature Range: -31°F to +185°F (-35°C to +85°C)
  • Amps: 1-15 Amps Max
  • Sensor Element: Diaphragm
  • Weight: 7.0 oz
  • Cycling: Max 100 CPM
  • Wetted Parts: Buna N and Brass Diaphragm, Zinc alloy body
Caution: Ensure compatibility of media and environment with construction materials.
P100C High Accuracy Compound Switch
Overview: The P100C is designed for applications requiring high precision and low repeatability, such as natural gas well heads and air applications.
Key Features:
  • Highly accurate setpoints and repeatability
  • Operates in positive and negative pressure ranges
  • Factory set, field adjustable, or combination set points
  • Wide range of electrical interfaces
  • SPDT or SPST availability
Specifications:
  • Set Point Range: Vacuum to 6,000 PSIG Gage
  • Max System Pressure: 15 PSIG
  • Temperature Range: -65°F to +190°F (-54°C to +88°C)
  • Amps: 5 Amps Max
  • Sensor Element: Diaphragm
  • Weight: 7.8 oz
  • Cycling: Max 20 CPM
  • Wetted Parts: Buna N with 316 stainless steel diaphragm, anodized aluminum body
Caution: Ensure compatibility of media and environment with construction materials.
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Catalog excerpts

COMPOUND SWITCHES-1

COMPOUND SWITCHES Our selection of compound switches are suitable for applications where the end-user is looking for highly accurate switch control across positive or negative pressure environments. Our preset switches are set at the factory to the specifications and parameters to fit our customers’ requirements. Our field adjustable switches allow our customers the flexibility of easily setting the switch parameters in the field as driven by the needs of the project. P88C

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COMPOUND SWITCHES-2

Compound Switches P88C Switch Economical Compound OVERVIEW The Whitman Controls P88C Economical Compound switches are typically used in applications where reliable switch control supersedes accuracy of set point. These switches can be used in dry indoor applications or placed within an enclosure. Controlling on and off functions for fans and pumps where one may need a wide differential to prevent over-cycling is an ideal application use for the P88. 23/8” Nom. • Consistent switch control • Versatile with the ability to operate in positive and negative pressure ranges • Set point options: Factory...

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COMPOUND SWITCHES-3

Compound Switches P100C Switch High Accuracy Compound OVERVIEW The Whitman Controls P100C High Accuracy Compound Switches are ideal in applications where precision of setpoint must be high and repeatability low. These switches are commonly used in natural gas well heads, natural gas generator sets, and air applications like forced draft blowers. The P100C can be used both in dry indoor applications or within an enclosure. • Highly accurate setpoints and repeatability • Versatile with the ability to operate in positive and negative pressure ranges • Set point options: Factory set, field adjustable,...

 Open the catalog to page 3
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.