HD9063 Series Speed/Time Sensors

Murphy Electronic Speed Switches are available in various configurations to cover a wide variety of applications. These compact devices receive their input signal from various sources depending upon the particular speed switch model and application. They are available in single or dual switch point models and the switch point(s) are field adjustable.

Models are available in self-contained enclosures and as PC-board design for inclusion in your control cabinet. All Murphy speed switches are designed to operate in harsh environments and have high electrical noise immunity.

• Models for Overspeed, Crank Termination, or Crank Termination and Overspeed
• Solid State Construction
• Compact Design
• Field Adjustable Set Points
• High Noise Immunity

  • Notes

    Power Supply: Voltage: 8-30 VDC. Maximum Current: 150 mA.

    Frequency Signal: (Voltage, Magnetic Pickup Signal Models):

    • Minimum: 0.35 Vrms.
    • Maximum: 60 Vrms.

    Maximum Current, Magnetic Pickup Signal Models: 4.8 µA.
    Adjustment Range, Magnetic Pickup Signal Models:

    • Crank Disconnect: 250-6,000 Hz.
    • Overspeed: 1,100-10,000 Hz.

    Reset Differential, Magnetic Pickup Signal Models:

    • Crank Disconnect: Dropout 160 Hz ± 5%.
    • Overspeed: 200 Hz Differential.

    Output: Relay Contact, SPDT, Resistive Load: (2) 5 A 30 VDC.

    Adjustment: (2) 270°–turn potentiometer.

    Temperature Range: 14 to 158°F (-10 to 70°C).

    Shipping Weight: 2 lbs. (0.90 Kg).

    Shipping Dimensions: 10 x 9 x 6 in. (254 x 229 x 152 mm).

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Service done right

Murphy by Enovation Service Network

Palmer Johnson's six-location factory-authorized service center network features:

  • Factory-trained technicians
  • Field service
  • Onsite troubleshooting and diagnostics
  • Unit removal and installation

For Murphy by Enovation service, call 1-800-341-4334.

Learn more

Madison, WI

Service Center

Service: (608) 834-5206

1835 Haynes Dr
Sun Prairie, WI 53590


Dallas, TX

Service Center

Service: (817) 505-2430

608 112th St
Arlington, TX 76011


Denver, CO

Service Dealer

Service: (720) 724-0033

5151 E 56th Ave
Commerce City, CO 80022


Kansas City, KS

Service Center

Service: (913) 202-6944

15360 South Mahaffie St
Olathe, KS 66062


Los Angeles, CA

Service Center

Service: (562) 356-1590

12020 Bloomfield Ave
Santa Fe Springs, CA 90670


Oklahoma City, OK


Sales: (800) 341-4334

Oklahoma City, OK 73128


Phoenix, AZ

Service Dealer

Service: (602) 253-0214

2401 S. 19th Street
Phoenix, AZ 85034


San Francisco, CA

Service Dealer

Service: (510) 342-2212

1930 W Winton Ave #14
Hayward, CA 94545


St. Louis, MO

Service Center

Service: (636) 203-9811

578 Rudder Rd
Fenton, MO 63026


Philadelphia, PA

Service Dealer

Service: (215) 822-8300

159 Discovery Dr
Colmar, PA 18915


Fort Myers, FL

Service Dealer

Service: (239) 693-7477

4821 Waycross Road
Fort Myers, FL


Vancouver, British Columbia

Service Center

Service: (604) 879-6731

6741 Cariboo Rd Unit 205
Burnaby, British Columbia V3N 4A3


Edmonton, Alberta

Service Center

Service: (780) 434-9578

3804 53rd Ave NW
Edmonton, Alberta T6B 3N7


Seattle, WA

Service Center

Service: (425) 251-3434

1710 136th Ave E Suite 200
Sumner, WA 98390


RECON Equipment Center, WI

Service Center

Service: (608) 834-5220

1828 Haynes Dr
Sun Prairie, WI 53590

Map of Palmer Johnson Power Systems locations