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  • Data Loggers
  • Displacement
  • Display & Control
  • Flow Meters
  • Gas Detection
  • Gyros & Accelerometers
  • Level & Distance
  • Load Cells
  • Pressure Sensors
  • Radio & GSM Telemetry
  • Remote Monitoring
  • Serial Ethernet & ModBus
  • Solar & Wind Power
  • Subsea & Offshore
  • Temperature and Humidity
  • Test & Calibration
  • Torque Transducers
  • Vibration Monitoring
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  • Weather Instruments
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  • Data Loggers
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  • Remote Monitoring
  • Serial Ethernet & ModBus
  • Solar & Wind Power
  • Subsea & Offshore
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  • Test & Calibration
  • Torque Transducers
  • Vibration Monitoring
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AC and DC Current Sensors

Home / Voltage & Current Sensors Energy Monitoring Systems / AC and DC Current Sensors

QI-V-485 RMS AC/DC Current Transformer Ranges 50 & 300 AMPS RS485 Modbus

The QI Series is an isolated, contact-less direct and alternating RMS current transformer. Available with 50A and 300A ranges, the QI series offers 0.5% accuracy with a high resolution 12-bit output. The CT has two outputs, one RS485 Modbus RTU and one 10V DC with dip-switch range setting and DIN..
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Omni C Series

Omni C Series Current Transducers

The Omni C Series are single-phase AC current transducer with a split core sensor. Jumpers allow for the a selectable input range of 0-10, 0-20 and 0-50 Amp or 0-100, 0-150 and 0-200 Amps. Self powered units are available with a 0-5vDC or 0-10vDC output plus a loop powered 4-20mA..
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Self Powered, Split Core AC Current Sensors

The SC Series of split core current sensors monitor the current flowing through a conductor. The sensors are self powered and generate a 0-5vDC output that will connect to any data logger or building monitoring system that has a suitable input. The sensor has a rugged plastic construction and Nylon..
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DC Current Shunt Resistors

These DIN standard current shunt resistors can be used to measure DC current, providing a proportional 60mV output for DC current ranges from 1 amp to 6,000 amps...
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HT1B & HT2B – DC Current Transformers / Transducers – Torroidal

A torroidal transducer that operates on the hall effect principle to measure DC current and provide a proportional analogue output. The HT1B has a 35mm diameter aperture, the HT2B 80mm, through which the conductor is passed. An auxiliary supply is required. Where current output is specified, a dipswitch allows the..
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Watt Hour AC Current Sensors

Watt Hour AC Current Sensors. Current Range 100 or 200 amps at a voltage range of 208 to 230 VAC. Single phase, frequency range 48 - 62 Hz, accuracy +/-1% of full scale. Output 1 pulse per 10 watt hours, self powered...
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CTH Current Transducer – Through Hole Core Type

Through hole type hall effect current transducers for ranges 0-10 to 0-100 amps DC, with output options 0-5V, 0-10V and 4-20mA. Available with 12/24/48/110 VDC power supply, or 230VAC power supply...
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CTH Split Core Current Transducers

Split core type hall effect current transducers for ranges 0-20 t0 0-400 amps DC, with output options 0-5v, 0-10v and 4-20mA. Available with 12/24/48/110 VDC power supply, or 230VAC power supply...
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QA-POWER-M Single Phase Network Power Analyser and Data Logger

Single phase network power analyser with TRMS (true RMS) function. USB configurable, with 4-way galvanic isolation The input range is 1000vDC / 600vAC, 10A AC/DC or up to 800A with additional CT, with universal power supply AC/DC, programmable alarm contact, RS485 Modbus output, and a 4-20mA / 0-10v DC output....
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QI-V-485 RMS AC/DC Current Transformer Ranges 50 & 300 AMPS RS485 Modbus

The QI Series is an isolated, contact-less direct and alternating RMS current transformer. Available with 50A and 300A ranges, the QI series offers 0.5% accuracy with a high resolution 12-bit output. The CT has two outputs, one RS485 Modbus RTU and one 10V DC with dip-switch range setting and DIN..
View Product
Omni C Series

Omni C Series Current Transducers

The Omni C Series are single-phase AC current transducer with a split core sensor. Jumpers allow for the a selectable input range of 0-10, 0-20 and 0-50 Amp or 0-100, 0-150 and 0-200 Amps. Self powered units are available with a 0-5vDC or 0-10vDC output plus a loop powered 4-20mA..
View Product

Self Powered, Split Core AC Current Sensors

The SC Series of split core current sensors monitor the current flowing through a conductor. The sensors are self powered and generate a 0-5vDC output that will connect to any data logger or building monitoring system that has a suitable input. The sensor has a rugged plastic construction and Nylon..
View Product

DC Current Shunt Resistors

These DIN standard current shunt resistors can be used to measure DC current, providing a proportional 60mV output for DC current ranges from 1 amp to 6,000 amps...
View Product

HT1B & HT2B – DC Current Transformers / Transducers – Torroidal

A torroidal transducer that operates on the hall effect principle to measure DC current and provide a proportional analogue output. The HT1B has a 35mm diameter aperture, the HT2B 80mm, through which the conductor is passed. An auxiliary supply is required. Where current output is specified, a dipswitch allows the..
View Product

Watt Hour AC Current Sensors

Watt Hour AC Current Sensors. Current Range 100 or 200 amps at a voltage range of 208 to 230 VAC. Single phase, frequency range 48 - 62 Hz, accuracy +/-1% of full scale. Output 1 pulse per 10 watt hours, self powered...
View Product

CTH Current Transducer – Through Hole Core Type

Through hole type hall effect current transducers for ranges 0-10 to 0-100 amps DC, with output options 0-5V, 0-10V and 4-20mA. Available with 12/24/48/110 VDC power supply, or 230VAC power supply...
View Product

CTH Split Core Current Transducers

Split core type hall effect current transducers for ranges 0-20 t0 0-400 amps DC, with output options 0-5v, 0-10v and 4-20mA. Available with 12/24/48/110 VDC power supply, or 230VAC power supply...
View Product

QA-POWER-M Single Phase Network Power Analyser and Data Logger

Single phase network power analyser with TRMS (true RMS) function. USB configurable, with 4-way galvanic isolation The input range is 1000vDC / 600vAC, 10A AC/DC or up to 800A with additional CT, with universal power supply AC/DC, programmable alarm contact, RS485 Modbus output, and a 4-20mA / 0-10v DC output....
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Omni Instruments Ltd,
Unit 1, 14 Nobel Road,
Wester Gourdie Industrial Estate,
Dundee, DD2 4UH, UK

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