Company News

NK Technologies

3511 Charter Park Dr., San Jose, CA, 95136, USA

  • 800-959-4014

Latest New Product News from
NK Technologies

Sensors Monitors & Transducers

VTD-BD Series Voltage Transducer features input/output isolation.

Jul 15, 2017

Housed in rail or panel mount case packages, VTD-BD Series Voltage Transducer delivers ± 5 VDC or ± 10 VDC sensor powered outputs. Offering six ranges of input voltages from ± 0-15 to ± 0-600 VDC, unit is suitable for arc welding, shunt wound electric motors and compound DC motors applications. Product is used on circuits to 600 VDC.

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Sensors Monitors & Transducers

VTU-DIN Series Transducer is housed in 35 mm wide DIN rail mounting enclosure.

Jun 20, 2017

Used for measuring 0-15 to 0-600 V in AC circuits with sinusoidal or non-sinusoidal applications or DC circuits, VTU-DIN Series True RMS AC or DC Voltage Transducer feature zero to 5-KHz measurement for non-sinusoidal power (VFD applications). Capable of sensing voltage in single, three-phase or DC installations, units detect normal/brown-out, phase loss and over voltage conditions to motors... Read More

Sensors Monitors & Transducers

VTU Voltage Transducers fabricated with DIN rail mounted housing.

Nov 07, 2016

Available in industry standard output options (4-20mA, 0-5 and 0-10 VDC), VTU Voltage Transducer measures AC or DC circuit voltages up to 1200 volts. Providing high accuracy and safety in a panel, unit measures voltage in applications like pumps and aerators for water delivery systems. Device is suitable for monitoring voltage of field windings in DC motors of cranes and heavy-lifting... Read More

Electrical Equipment & Systems, Sensors Monitors & Transducers

AC Current Transducer monitors loads up to 400 A.

Jul 29, 2016

Available in both average responding and True RMS models, AT/ATR-FD Series delivers 4–20 mA analog signal proportional to AC current. Aperture with 1.31 in. inside diameter accommodates wire sizes for loads up to 400 A, facilitating feeding of wires through sensing window for easy installation, even in applications with multiple conductors/phase. Mounting on back panel or DIN rail, transducer... Read More

Sensors Monitors & Transducers, Test & Measuring Instruments

Ground Fault Sensors display trip point in any light condition.

Jun 17, 2016

Compatible with most automation and control systems, AGLD Series keeps machinery and operators safe from accidental shocks. One-piece, solid-core design allows installation over wires feeding heavy loads. Output relay changes state at any point between 5 and 100 mA or 80 and 950 mA, and delay can be set to allow downstream protection to activate before sensor. Also included, LED display clearly... Read More

Electrical Equipment & Systems, Electronic Components & Devices

Secondary Current Transformer features split-core design.

Feb 05, 2016

Featuring 2.22 x 1.19 in. sensing window, CT-MS Current Transformer is suited for installing over large wires or bus bars. Unit measures AC current from 0–150 to 0–800 A and produces 0–5 A output proportional to current flowing through sensing window. Transformer has plated terminals for reliability and is compatible with standard power monitors and panel meters designed for 5 A input.  Read More

Electrical Equipment & Systems, Sensors Monitors & Transducers

AC Current Transducer monitors loads up to 800 A.

Dec 21, 2015

Combining current sensing element and signal conditioner in one package, loop-powered AT/ATR-MS Series features split-core design that allows for installation over existing conductors without disconnecting load even in applications with multiple conductors per phase. Transducer produces 4–20 mA output signal proportional to AC current, and factory calibration eliminates zero and span... Read More

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

DC Current Transducer offers ambient temperature compensation.

Oct 20, 2015

Housed in split-core package so existing wiring remains undisturbed, DT Series features temperature range of -20 to +50°C and provides 333 mVdc, 5 or 10 Vdc output proportional to DC current. With microprocessor-based method of signal conditioning, sensor output is automatically adjusted as temperature changes. DT Series is suited for applications such as measuring photovoltaic output in... Read More

Electrical Equipment & Systems, Electronic Components & Devices, Test & Measuring Instruments

Current Switches monitor large loads.

Jan 20, 2015

Combining current transformer and signal conditioner, ASXP-LS Current Switches monitor large machines for over- or under-load conditions, detect open discharge lines, and sense clogged filters. Split-core housing allows sensor to be installed over existing conductors, while 2.3 x 3.42 in. sensing aperture accommodates conductors and multiple wires per phase. Offered in 4 models with trip... Read More

Electrical Equipment & Systems, Sensors Monitors & Transducers

Current Transducers accommodate 120 Vac power supplies.

Sep 19, 2014

In addition to 120 Vac solid-core models for heater monitoring applications, ATH Series Current Transducers with Time Integration are available in solid-core or split-core 24 V models. Units provide output signal directly proportional to RMS amperage. Built in signal conditioning eliminates need for shorting block on output, optimizing safety over conventional current transformers. For... Read More

Electrical Equipment & Systems, Electronic Components & Devices, Sensors Monitors & Transducers, Test & Measuring Instruments

DIN Rail Mount Current Transducer monitors large loads.

Aug 21, 2014

Combining current transformer and signal conditioner, AT/ATR-LS Current Transducer features split-core design that can be installed over existing conductors without disconnecting load, even in applications with multiple conductors per phase. Unit is suitable for monitoring large machines as it measures current use to detect over or under current conditions. Featuring industry standard output,... Read More

Electrical Equipment & Systems, Electronic Components & Devices, Sensors Monitors & Transducers

Current Sensing Switches provide limit alarm contact.

Jul 07, 2014

Offered with 0–10 or 0–200 analog setpoint ranges, ASD Series provides either NO or NC magnetically isolated solid-state output switching for control circuits up to 240 Vac. Single turn potentiometer allows trip point to be set before sensor is installed or before monitored circuit is energized, while LED display enables visual indication of where contact changes. Housed in UL94 VO... Read More

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

Power Monitor tracks usage for one machine or entire facility.

Jun 10, 2014

Factory-configured with 0–500 A or 0–2,000 A flexible coils to measure load current, DIN mounted APN-R Series can measure power usage of one piece of equipment, machine system, plant area, or entire facility. Line voltage (up to 600 Vac) connects directly to transducer, and installation over multiple conductors or bus assemblies produces accurate data while also allowing intervention.... Read More

Electrical Equipment & Systems, Electronic Components & Devices, Sensors Monitors & Transducers

AC Current Sensors include built-in digital display.

May 14, 2014

Combining current operated switch and transducer in single package, ATS Series provides solid-state contact that changes state when current exceeds adjustable level or falls below normal running current. Built-in digital display delivers quick visual indication of where contact changes, enabling accurate setpoint adjustment. With NO or NC switch to control circuits up to 240 Vac, ATS models... Read More

Electrical Equipment & Systems

Limit Alarm Current Switches are precision calibrated at factory.

Mar 10, 2014

Precision calibrated per end-user specifications to within 1% accuracy, ASC Series comprises current operated switches that combine current transformer, microprocessor-based signal conditioner, and limit alarm contact. Self-powered products, suited for status monitoring or proof of operation, provide magnetically isolated NO or NC solid state output for control circuits rated up to 135... Read More

Electrical Equipment & Systems, Sensors Monitors & Transducers

Power Transducers measure 3-phase wattage consumption.

Feb 25, 2014

Housed in compact DIN mounted case, APT Series measures 3 phases of current and voltage and produces analog signal proportional to watts used. Monitor uses current transformers to measure amperes, and line voltage connects directly to transducer, up to 600 Vac. Transducers can be configured to accept 5 A secondary current transformers or ProteCT™ low voltage output sensors. Equipped with finger... Read More

Sensors Monitors & Transducers, Test & Measuring Instruments

Power Monitors measure 3 phases of current and voltage.

Jan 08, 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... Read More

Electrical Equipment & Systems, Sensors Monitors & Transducers

Three-Wire Transducer monitors DC current.

Dec 23, 2013

Specifically designed in compact, space-saving case, DT Series 3-Wire Current Transducer uses common point for both power supply and output signal, and is factory-calibrated for single current range. Unit features industry standard outputs of 0–5 or 0–10 Vdc proportional to DC current. Powered by 24 Vdc, transducer is suited for photovoltaic panel monitoring, hoists, DC motor protection, and... Read More

Electrical Equipment & Systems, Electronic Components & Devices

AC Current Transformers monitor circuits up to 2,000 A.

Nov 12, 2013

With flexible coil design that can be installed over multiple conductors or bus assemblies, CTRC Transformers produce output proportional to RMS current value. Output is designed as input to power monitor or transducer, replicating AC wave shape with phase angle resolution better than 2°. Signal integrator, housed in DIN-compatible enclosure, features 59 in. of lead cable from sensing loop.... Read More

Electrical Equipment & Systems, Sensors Monitors & Transducers

AC Current Transducer monitors heating element controls.

Jun 11, 2013

Without requiring external current transformer or shorting blocks, ATH Series monitors power controlled by phase-angled fired, burst fired, or time proportioned silicon-controlled rectifiers in heating applications. Time Integration functionality provides output signal directly proportional to RMS amperage. Installed via 2-screw panel mount or with optional DIN rail brackets, transducer is... Read More

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NK Technologies