Current or Voltage Indicators

Test & Measuring Instruments

Heat Tracing Accessory visually indicates energized circuit.

January 26, 2015

Designed for use in energy and commercial building and construction markets, UESL End Seal Signal Light Kit provides visual indication that heat trace circuit is energized. NEMA 4X rated end seal terminates one cable and indicates power with universal voltage LED indicator light. Offering 360° visibility, design accelerates and facilitates installation with self-regulating and constant wattage heat trace cables. Single-piece clamshell design eliminates all screws and minimizes required tools. Read More

Test & Measuring Instruments, Controls & Controllers, Sensors, Monitors & Transducers, Green & Clean

Intelligent Dataloggers send HVAC/R data over BACnet.

November 17, 2014

When connected to Modbus gateway, Series 3 dataTaker Intelligent Data Loggers can communicate over BACnet for such HVAC verification applications as energy efficiency and air quality monitoring. Universal analog input channels provide flexibility to monitor temperature, humidity, and current/voltage; store data to memory; and transfer it over Bacnet. These intelligent dataloggers also incorporate serial and Ethernet capabilities. Read More

Safety & Security Equipment, Test & Measuring Instruments, Sensors, Monitors & Transducers

Shaft Grounding/Monitoring Ring serves critical applications.

July 22, 2014

Featuring real-time functionality, AEGIS® iPRO-MR combines shaft voltage bearing protection with continuous monitoring of shaft voltage levels from remote location. Assembly features 8 rows of conductive microfiber: 6 provide bearing protection, while 2 isolated rows allow for voltage monitoring. Combined shaft grounding ring and shaft monitoring ring promotes uptime and reliability of motors and generators in critical applications. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers

Power Monitors measure 3 phases of current and voltage.

January 8, 2014

Powered from external supply for measurement accuracy, APN Series computes 14 values necessary to track power usage in RS485 Modbus RTU format, which is compatible with many PLCs. Digital units can be configured to accept standard 5 A current transformer inputs or sensors producing 333 mVac proportional to AC current of circuit, or they can use factory matched Rogowski coil inputs. Primary circuit voltage is connected directly to monitor for 600 Vac or lower. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Electronic Components & Devices

PV String Monitor Cards are designed for inputs up to 25 A.

November 5, 2013

Able to be customized to target installation in photovoltaic (PV) applications, PV String Monitoring Cards features accuracy to 0.5%, voltage and current measurement for enhanced detail, as well as integrated bus bar that combines strings into 1 or 2 outputs based on ampere rating. Built-in power supply lets cards take power directly from PV string, and flexibility enables 6-string device to be configured for 6-, 12-, 18-, 24-, or 30-string combiner boxes. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers

Current Sensor/Voltage Monitor offers simultaneous sampling.

October 18, 2013

Supplied in 16-pin, 5 x 4 mm WSON package, LMP92064 digital current sensor and voltage monitor integrates precision current sense amplifier and two 12-bit ADC channels that simultaneously capture voltage and current data. SPI interface transfers real-time data at up to 20 MHz, and 125 ksps conversion rate promotes accurate power fluctuation measurements. Other features include max input offset voltage of ±15 µV, max gain error of <±0.75%, and unidirectional input and output lines. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers

Voltage Monitor facilitates failure analysis.

July 31, 2013

Designed to work at point where equipment is connected, VPM Voltage Performance Monitor offers real-time monitoring of TRMS voltage, frequency, and harmonics. Once plugged into outlet, VPM will measure, categorize, and list each voltage event, including magnitude, duration, and exact time event occurred. Up to 512 events can be logged for analysis. Available for 100–240 V single-phase circuits, VPM can also determine if voltage is stable enough to connect additional equipment to circuit. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Communication Systems & Equipment

Electronic Measuring Instruments help minimize downtime.

July 2, 2013

Available in front panel mount and DIN rail-mount models, EMpro Measuring Instruments detect, monitor, and analyze electrical characteristics, such as voltage, current, power, consumption, harmonics, and network asymmetries, of machines and systems. Units work as stand-alone devices or can be integrated into energy management system with plug-in expansion modules, allowing information to be passed to control center. Network communication interfaces include Ethernet, RS-485, and PROFIBUS DP. Read More