General
Engineering resources including whitepapers, technical datasheets and instructions for industry specific current sensing applications.
AC Current Transducers
Without physical contact to the circuit conductor, measure the current flowing and produce an output signal which can be easily read by a panel meter, programmable logic controller or data acquisition system.
- New! The Industrial and Commercial Canary in a Coal Mine
- Technical Guide to Motor & Pump Monitoring
- Measuring AC current with flexible loop transducers
- Reduce installation cost with one sensor to measure AC current and provide an adjustable limit alarm contact
- Measure AC current of large loads
- Measure AC Current with a transducer which produces pulses in proportion to the current magnitude
- Monitoring High Current levels in industrial applications
- Split-Core Transducer Applications
- Monitoring Distorted AC Current wave shapes
- Pump Monitoring and Protection
- AC transducer with a large window for medium to high current measurement
- Monitor ac current in three phases with one transducer
DC Current Transducers
Without physical contact with the conductor, measure DC current with a transducer which will produce an industry standard output to interface with panel meters, programmable logic controllers and data acquisition systems.
- New! The Industrial and Commercial Canary in a Coal Mine
- Technical Guide to Motor & Pump Monitoring
- Measuring DC current with a three wire transducer
- Measuring DC current in high temperature environments
- DC Current Transducers using a two-wire loop powered approach
- Monitoring DC Current flowing in two directions; charge and discharge
- Measure DC Current to 1200 Amps
- Measure DC Current to 1500 VDC
- Measure DC Current to 1500 V, Bus Bar or Cable
Current Operated Switches and Relays
Provides a contact change at a minimum or adjustable current level.
- Motor monitoring: The most versatile AC current relay available
- Current Monitoring in High Volume and OEM applications
- Reduce installation cost with a combination AC current transducer and limit relay in one package
- Linear adjustment AC Current Switch
- Self-calibrating Trip Point Switch, output changes state based on the normal running current of a load
- Using current measurement for predictive maintenance
- Current relays for heavy load protection
- Current relays for even heavier load protection
- Higher current transducer and limit alarm in one sensor
- Understanding High and Low Current Alarm Points of Electric Motors
Ground Fault Protection
- New! Choose a Ground Fault Relay in 4 Easy Steps
- New! Shunt Trip Connection for Ground Fault Applications
- 2020 & 2023 NEC Impact to the Market
- Technical Guide to Ground Faults
- Ground Fault Sensing Whitepaper
- Electrical Heating System Protection From Faults to Ground
- Ground Fault Sensors Can Prevent Costly Shutdowns
- Ground Fault Sensing Choices
- Ground Fault Product Selection
- Measure Leakage to Earth
- Ground Fault Protection at the Distribution Panel
- Detecting DC Current Leakage to Earth
- Detect Fault Current Before a Failure Occurs
- Ground Fault Detection in Semiconductor Fabrication Equipment
- Ground Fault Detection in Marinas
- Ground Fault Detection at Docks and Large Equipment Using High Current Circuits
- Monitoring Ground Faults of Heat Trace Systems
- Fault Detection in PWM Driven Loads
Voltage Transducers
Power Monitoring
- New! The Industrial and Commercial Canary in a Coal Mine
- New! Technical Guide to Motor & Pump Monitoring
- AC Power Measurement for Process Control
- AC Power Measurement-Analog Signal to Represent Watts Used
- Power Monitoring-Digital Output
- Power Measurement-One Piece Design (No CTs needed)
- Current Transformers for Power Measurement Applications
- Power Monitoring Using Flexible Current Sensors
- Digital Power Monitoring/HVAC System Application
- Know Your Power