Monitoring Controls & Relays

Monitoring relays are protective devices that detect or monitor one or more of the following; phase sequence or failure, frequency, over/under voltage, level, power or current. Once an issue is detected the relay will trigger the proper action.

Style:
Product Price Rating Action
  • Carlo_Gavazzi_DIB_Primary.png

    Carlo Gavazzi

    DIB01CB23500MA

    Minimum Order 5 Pieces, Price per Piece

    Single-Phase Current Monitoring Relay, Over or Under Current, 1 SPDT Relay Output, DIN Rail Mount, Measuring Range 10 to 500mA AC/DC, Power Supply 115/230VAC, IP20

  • Carlo_Gavazzi_DEB7_Primary.png

    Carlo Gavazzi

    DEB71DM24A30

    Minimum Order 5 Pieces, Price per Piece

    Earth Leakage Monitoring Relay, Adjustable, Trip Level Range 300mA-30A, Delay on Alarm 0-5s, 2 SPDT Relay Outputs, 35mm DIN Rail Housing

  • Image coming soon

    Carlo Gavazzi

    PUB01CB23500V

    Minimum Order 5 Pieces, Price per Piece

    AC/DC Voltage Monitoring Relay, Single-Phase, True RMS, Over or Under Voltage, 1 SPDT Relay Output, Plug-In Mount, Measuring Range 2-500V AC/DC, Power Supply 115/230VAC, 36 x 80 x 94mm Housing, IP20

  • Mersen_ES1T_Primary.png

    Mersen

    ES1T20R1KGN1DSQ

    Non-Cancellable, No Returns

    Elevator Shunt Trip Switch Panel, 100A, 208V, Voltage Monitoring, 120V Coil Interface Relays, Keyed Test Switch, Green Pilot Light, Neutral Lug, 1 Form C Aux Contact, Alarm Contact, Handle-Activated Microswitch, Integral 75kA SPD, NEMA 1, NCNR

    $4,999.26
    $4,999.26
  • Pilz_S1WP_Primary.png

    Pilz

    890165

    S1WP 18A 110-230VAC/DC UM 0-415VAC 0%

    True Power Monitoring Relay, PMDsrange, 110-230VAC/DC, 18A, 0-415VAC Measuring, 0-1000Hz, 0% Measuring Range, SPDT, 0-10VDC/4-20mA Analog Output, DIN Rail, IP40

  • Pilz_828010_Primary.png

    Pilz

    828010

    S1IM 24VDC IM 0.01-15 A

    Current Monitoring Relay, PMDsrange, 24VDC, 0.01-15A Measuring Current, 0.40-400Hz, SPDT, DIN Rail, IP40

  • Pilz_S1WP_Primary.png

    Pilz

    890160

    S1WP 18A 110-230VAC/DC UM 0-415VAC/DC

    True Power Monitoring Relay, PMDsrange, 110-230VAC/DC, 18A, 0-415VAC/DC Measuring, 0-1000Hz, SPDT, 0-10VDC/4-20mA Analog Output, DIN Rail, IP40

  • Pilz_S1UM_Primary.png

    Pilz

    827265

    S1UM 230-240VAC UM 0.1-500VAC/DC UP

    Voltage Monitoring Relay, PMDsrange, 230-240VAC, 0.1-500VAC/DC Measuring, 0.40-400Hz, Min/Max, Polarity-Insensitive, SPDT, DIN Rail, IP40

  • Pilz_S1WP_Primary.png

    Pilz

    890071

    S1WP 9A 110-230VAC/DC UM 0-550VACDC Ts=0

    True Power Monitoring Relay, PMDsrange, 110-230VAC/DC, 9A, 0-550VAC/DC Measuring, 0-1000Hz, 0s Start-Up Suppression, SPDT, 0-10VDC/4-20mA Analog Output, DIN Rail, IP40

  • Pilz_S1UM_Primary.png

    Pilz

    827260

    S1UM 230-240VAC UM 0.1-500VAC/DC

    Voltage Monitoring Relay, PMDsrange, 230-240VAC, 0.1-500VAC/DC Measuring, 0.40-400Hz, Min/Max, SPDT, DIN Rail, IP40

Monitoring relays are protective devices that detect or monitor one or more of the following; phase sequence or failure, frequency, over/under voltage, level, power or current. Once an issue is detected the relay will trigger the proper action.