Self-powered Current Sensors

AC Current Operated Switch -- CTS
from Red Lion Controls, Inc.

Universal output. Self-powered. Easily adjustable setpoint. Fixed or split-core case. CTS Series Transducers are self-powered, solid-state current-operated switches that trigger when the current level sensed through the aperature exceeds the adjusted setpoint. The solid state output contacts can... [See More]

  • Power Requirements: Self-powered
  • Current: 1 to 150
  • Current Type: AC Current
  • Frequency Range: 6 to 100
High Alternating Current Sensor
from KEMET Electronics Corporation

The C/CT-1216 clamp-on current sensor can be used to measure currents in live wires. Applications. Typical applications include EMS current measurement, high performance distributions boards, power conditioners, power monitoring systems, inverters and industrial machineries. [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop
  • Technology: Inductive
AC Current Sensor, 0-10V Output -- ACCS-010
from Define Instruments

What it does: Clips around a cable to measure AC current. Outputs a 0-10V DC signal. The ACCS-010 is a self powered AC current sensor with no external supply required. It converts a high current AC signal into an industry standard 0 –10V DC isolated output. The ACCS-010 can be used to monitor... [See More]

  • Power Requirements: Self-powered
  • Current: 200
  • Current Type: DC Current
  • Response Time: 250000
High Frequency Current Sensors -- F11
from General Magnetics Corporation

Operating Frequency: 20 kHz. – 200 kHz. Ideal for SMPS Applications. Fully encapsulated. Conforms to UL94-V0. Conforms to RoHS Requirements. Rated load is that which results in 1 volt per amp output [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Closed Loop
  • Technology: Inductive
AC Current Relays/Switches
from Ohio Semitronics, Inc.

OSI manufactures AC current switches that monitor load currents of devices such as fans, pumps and other critical items. We invite you to chat live with our application and product specialists to find or create a solution that works best for your application. [See More]

  • Power Requirements: AC Powered; Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop; Closed Loop
  • Mounting / Configuration: Panel Mount
High Range Current Sensor -- HCS
from Airotronics

The HCS is a high-range current sensor with sense capabilities from 8 to 60 amps AC. The set point is either factory fixed or adjustable. HCS is completely self-powered with solid state DC switching to interface with a Programmable Logic Control (PLC) or control relays. [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop
  • Technology: Inductive
Current Sensors EAC Series -- EAC105SC
from Eaton Corporation - Sensors

The CurrentWatch EAC Series from Eaton ’s electrical business combines a current transformer and signal conditioner into a single package. The EAC Series has jumper-selected current input ranges and industry standard outputs: 4 – 20 mA, 0 – 5V DC or 0 – 10V DC. This family of... [See More]

  • Power Requirements: Self-powered
  • Current Type: DC Current
  • Loop Type: Open Loop
  • Mounting / Configuration: Panel Mount
DC Current Transducer -- M100-AA1
from Hoyt Electrical Instrument Works, Inc.

The M100 series current transducers are designed to measure A.C. Current in single and 3 phase systems. They convert the A.C. signal to a D.C. Output that is directly proportional to the input signal. The M100-AA1 AA3 are self powered (i.e. no auxiliary required) average sensing RMS calibrated... [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Closed Loop
  • Mounting / Configuration: DIN Rail
AC Current Monitor -- Model 1732
from Time Mark Corporation

The Model 1732 AC Current Monitor is a single set-point current monitor. It can be used to detect either over current or under current, depending on whether the trip point is set above or below the input current. Dual LED indicators on the front or top of the unit give a clear visual reference for a... [See More]

  • Power Requirements: Self-powered
  • Mounting / Configuration: SMD
  • Current Type: AC Current
  • Current: 25 to 150
AC Current Detector -- 880B Series
from American Aerospace Controls, Inc.

Industrial grade; output solid state switch; automatic reset; powered by input; adjustable trip point; frequency 50-400Hz; temperature -20 ° to +70 °C; aperture 3/4 inch dia; plastic case; barrier screw terminations [See More]

  • Power Requirements: Self-powered
  • Technology: Hall-Effect (optional feature)
  • Current Type: AC Current
  • Mounting / Configuration: Panel Mount
Low Alternating Current Sensor
from KEMET Electronics Corporation

The CT Series Low Alternating Current Sensors can be used to detect very low current levels and for overcurrent protection in electronic appliances. Applications. Typical applications include overcurrent detection in microcontroller-based equipment, refrigerators, air conditioners, inductive... [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop
  • Technology: Inductive
Line Frequency Current Sensor -- C24
from General Magnetics Corporation

In 1985, an engineer at Amecon inc. had the bright idea that increasing turns in a current transformer results in a smaller CT size and smaller secondary currents. This makes the CT suitable for use in electronic circuits. Despite reservations from the management who argued that the world was not... [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Closed Loop
  • Technology: Inductive
AC Current Transducers – Absolute Average Measuring
from Ohio Semitronics, Inc.

OSI manufactures absolute average AC current transducers which provide an isolated DC analog output that is directly proportional to the current input. The output is derived from the average absolute value of the input waveform and calibrated in terms of the RMS value of an input sine wave. We... [See More]

  • Power Requirements: AC Powered; DC Powered; Self-powered
  • Mounting / Configuration: Clamp or Bolt On; Panel Mount; DIN Rail-Mount
  • Current Type: AC Current
  • Current: 0.0 to 2000
CurrentWatch™ ECS Series -- ECSNOASC
from Eaton Corporation - Sensors

The CurrentWatch ECS Series from Eaton ’s electrical business is a family of solid-state adjustable current switches, ideal for providing status information on electrical equipment. The ECS is excellent for new installations, where the conductors run through the housing, requiring no cutting. [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop
  • Mounting / Configuration: Panel Mount; DIN Rail
Earth Leakage Relays - Torroids -- BZCT035
from Hoyt Electrical Instrument Works, Inc.

Use in conjunction with earth leakage relays (type A). Designed to detect leakage current and transmit a. Proportional signal to an earth leakage relay. Surface mounting with 4 fixing slots (not BZCT210). Slim design only 20mm width [See More]

  • Power Requirements: Self-powered
  • Technology: Inductive
  • Current Type: AC Current; DC Current
  • Mounting / Configuration: Through Hole (Toroid)
AC Current Transducer -- 1003AM1 Series
from American Aerospace Controls, Inc.

Process output 0 to 5Vdc; accuracy 1%FS; frequency 57-63Hz (others available); powered by input; response 150m -sec; temperature -20 ° to +70 °C; aperture 3/8 inch dia; metal case; barrier terminals [See More]

  • Power Requirements: Self-powered
  • Technology: Hall-Effect (optional feature)
  • Current Type: AC Current
  • Mounting / Configuration: Panel Mount
CurrentWatch™ ECS7 Series -- ECS701SC
from Eaton Corporation - Sensors

The CurrentWatch ECS7 Series load monitoring switches from Eaton ’s electrical business are designed for overload, underload or operating window applications. Upon sensing an average operating current, the ECS7 Series self-learns and establishes a limit-alarm trip point based on ± 15%... [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop
  • Mounting / Configuration: Clamp or Bolt On; DIN Rail
Earth Leakage Relays - Torroids -- BZCT115
from Hoyt Electrical Instrument Works, Inc.

Used in conjunction with earth leakage relays (type A). Designed to detect leakage current and transmit a. Proportional signal to an earth leakage relay. Suitable for installations that use busbars [See More]

  • Power Requirements: Self-powered
  • Technology: Inductive
  • Current Type: AC Current; DC Current
  • Mounting / Configuration: Through Hole (Toroid)
AC Current Transducer -- 1003AM2 Series
from American Aerospace Controls, Inc.

Avg responding; output 0 to 5Vdc; accuracy 1%FS; frequency 57-63Hz (others available); powered by input; response 150m-sec; temperature -20 ° to +70 °C; aperture 3/4 inch dia; metal case; barrier screw terminations [See More]

  • Power Requirements: Self-powered
  • Technology: Hall-Effect (optional feature)
  • Current Type: AC Current
  • Mounting / Configuration: Panel Mount
CurrentWatch™ ECSJ Series -- ECSJ400SC
from Eaton Corporation - Sensors

The CurrentWatch ECSJ Series current operated switches from Eaton ’s electrical business provide the same dependable indication of status offered by the CurrentWatch ECS Series, but with the added benefit of increased setpoint precision. A choice of three, jumper-selectable input ranges allows... [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop
  • Mounting / Configuration: Panel Mount; DIN Rail
AC Current Transducer -- 1004 Series
from American Aerospace Controls, Inc.

MIL grade; output 0 to 5Vdc; accuracy 1%FS; frequency 375 to 475Hz; response 150m-sec; temperature -55 ° to +85 °C; powered by input; aperture 3/8 or 3/4 inch dia; metal case; solder, connector or barrier terminations [See More]

  • Power Requirements: Self-powered
  • Technology: Hall-Effect (optional feature)
  • Current Type: AC Current
  • Mounting / Configuration: Panel Mount
CurrentWatch™ ECSTD Series -- ECSTD401SC
from Eaton Corporation - Sensors

The CurrentWatch ECSTD Series from Eaton ’s electrical business is a family of high performance current operated switches with field adjustable time delay to help minimize nuisance trips during start-up and operation. Designed for motor status applications where setpoint accuracy and... [See More]

  • Power Requirements: Self-powered
  • Current Type: AC Current
  • Loop Type: Open Loop
  • Mounting / Configuration: Panel Mount; DIN Rail
AC Current Transducer -- 1005 Series
from American Aerospace Controls, Inc.

Industrial grade; output 0 to 5Vdc; accuracy 1-2%FS; frequency 50 to 60Hz; response 80m-sec; temperature -20 ° to +70 °C; powered by input; aperture 3/4 inch dia; plastic case; barrier screw terminations [See More]

  • Power Requirements: Self-powered
  • Technology: Hall-Effect (optional feature)
  • Current Type: AC Current
  • Mounting / Configuration: Panel Mount
AC Current Transducer -- 1006 Series
from American Aerospace Controls, Inc.

Industrial grade; output 0 to 5Vdc; accuracy 0.5%FS; frequency 50 to 60Hz; response 130m-sec; temperature -20 ° to +70 °C; powered by input; aperture 1+1/2 inch dia; plastic case; barrier screw terminations [See More]

  • Power Requirements: Self-powered
  • Technology: Hall-Effect (optional feature)
  • Current Type: AC Current
  • Mounting / Configuration: Panel Mount
AC Current Transducer -- C Series
from American Aerospace Controls, Inc.

Average responding; output 0 to 1mAdc; accuracy 0.25%FS; powered by input; frequency 47-1000Hz; response 400m-sec; temperature -20 ° to +70 °C; input by in-line connection; metal case; barrier screw terminations [See More]

  • Power Requirements: Self-powered
  • Technology: Hall-Effect (optional feature)
  • Current Type: AC Current
  • Mounting / Configuration: Panel Mount