What's New
Reliably Monitor Process Conditions Wirelessly with New WRT Transmitter/Receiver from NK Technologies
WRT operates transparently with existing equipment, wirelessly transmits data over long distances, and requires no changes or cabling to add devices to existing networks
NK Technologies introduces the WRT Series Wireless Data Transmitter/Receiver. This wired-to-wireless solution provides a self-managed mesh network that works with any RS485 network protocol to promote highly reliable system operation in new or retrofit applications. The system allows for wired and wireless equipment mixes to avoid radio signal obstacles. It is also simple to configure for existing network packet parameters, provides LED indication of network status and is completely transparent to present equipment. WRT users will benefit from wireless data transmission of up to 100 meters between receivers, and data transmissions up to 800 meter transmissions are possible with multiple hops.
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ATS Current Transducer/Switch from NK Technologies Named a 2012 Plant Engineering Magazine Product of the Year Award Winner
ATS receives Silver award in the electrical controls category
The ATS Current Sensing Switch and Transducer from NK Technologies has received the Silver award for Electrical Controls in the 2012 Plant Engineering magazine Product of the Year contest. The ATS series is a compact one piece solution that combines a limit alarm with an analog output signal transducer to monitor produced or consumed AC current up to 1200 amps, while magnetically isolating outputs and inputs to maximize safety. An innovative and patent pending rotary switch makes it easy for users to set the trip point. DIN rail mounting simplifies installation and provides an extremely secure mount that is resistant to conductor movement.
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Monitor Distorted AC Current with New ATPR Series Current Transducers
“E-Out” AC current transducers combine a transformer and true RMS signal conditioner in a single package
NK Technologies introduces ATPR “E-Out” Series AC Current Transducers. ATPR current transducers combine a current transformer with a true RMS signal conditioner in a single package. This enables the ATPR series to produce a 0-5 or 0-10VDC RMS output on distorted waveforms located in the output of variable frequency drives, phase angle fired heating controls, and on linear loads in “noisy” power environments.
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New DS1 Current Sensors from NK Technologies Detect Very Low DC Current Levels in Compact, Simple-to-Use Package
NK Technologies introduces DS1 DC Current Sensors. DS1 current sensors feature a compact and non-adjustable one-piece design to deliver reliable detection of very low DC current levels in a wide range of applications. Their compact and non-adjustable one-piece design simplifies installation, even in crowded control cabinets. DS1 current sensors can be powered by any DC voltage between 10- 28 volts and use the same circuit as the one being controlled, or a separate source of voltage to power the sensor as long as the circuit being controlled uses the same ground. This further simplifies installation and operation when compared with other current sensors.
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Significantly Simplify Current Monitoring and Help Minimize Downtime with ASL Switches from NK Technologies
NK Technologies introduces ASL Series AC Current Operated Switches. The ASL series features a patent pending and user-selectable linear setpoint adjustment, enabling users to reliably monitor current, simply, in a wide range of applications. The ASL series is available in a panel mounted solid- or split-core enclosure to simplify installation. An easily established contact actuation point can be set with no load present and a two second delay ignores motor inrush current upon energization. Magnetically isolated output maximizes safety and eliminates insertion losses, and solid-state reliability eliminates periodic maintenance or calibration requirements. No external power source is required for operation.
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Quickly and Easily Convert Any Standard Sensor Output to Modbus Format with New ADC Signal Converters from NK Technologies
NK Technologies introduces ADC Series Analog to Digital Signal Converters. The ADC series readily accepts analog signals from up to eight loop or separately powered current, voltage, temperature or any other parameter sensor, and seamlessly converts them to a digital signal output that interfaces with the industry standard Modbus RTU digital protocol using a single network address. DIN rail mounting speeds installation. Sensor loop power supplied by the converter can eliminate the needs for a separate DC power supply. The ADC series can be factory-set for 120 or 240 VAC power supplies.
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Benefit from Cost-Effective Motor Monitoring and Over-Load Protection with ASXP Current Sensing Switch from NK Technologies
Current relay provides control engineers with features that help solve maintenance requirements for single and three-phase motors
NK Technologies’ ASXP Current Sensing Switch is now available with a user-adjustable setpoint from 1-80A. ASXP Series Current Operated Switches are powered versions of the company’s popular current switches with integral time delay. For use with 24VAC/DC or 120VAC supplies, these switches deliver OEM-caliber accuracy, precision tolerances, low hysteresis and an operation range between 40 and 100 hertz – functionality ideal for monitoring single and three-phase motors. They come standard with a robust solid-core enclosure and LED indicators for trip point contact status.
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Easily Monitor High AC Current Loads with the ATS Current Transducer/Switch from NK Technologies
ATS monitors AC current up to 1200 amps and provides complete isolation between the primary circuit and controls in a single, compact package
NK Technologies introduces the ATS Current Sensing Switch and Transducer. The ATS series is a one piece solution that combines a limit alarm with an analog output signal transducer to monitor produced or consumed AC current up to 1200 amps, while magnetically isolating outputs and inputs to maximize safety. An innovative and patent pending rotary switch makes it easy for users to set the trip point. DIN rail mounting simplifies installation and provides an extremely secure mount that is resistant to conductor movement.
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Simplify Current Load Monitoring and Help Keep Motors Performing Optimally with ASM Smart Switch from NK Technologies
New self-calibrating and self-powered Smart-Switch eliminates the need to manually adjust the sensor trip point, and is compatible with any automation system
NK Technologies introduces the newly re-designed ASM Series Smart-Switch. Theseself-calibrating switches use the actual load current to set the trip point and provide the simplest way toensure that a motor is working properly. These current sensing Smart-Switches are self-powered and self-calibrating to speed start-up and minimize installation costs. Three models are available to provide status monitoring, overload or underload, or operating window (overload and underload) functionality to suit particular pump, fan, heating element, conveyor or multi-load safety-interlocked application needs. The output contact is AC and DC compatible for use with any automation system.
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Seamlessly Convert a CT Signal to a Standard 4-20mA Output with New CTC Signal Converters from NK Technologies
Provides simple solution for monitoring current in applications where one-piece sensors are impractical or impossible to install
NK Technologies introduces CTC Series Signal Converters. With the CTC series users can utilize an existing standard 5 amp secondary CT or low voltage (0.333 VAC) ProteCTTM current transformer with non-contact ranges as low as 0-5 amps over a conductor to produce a standard 4-20mA two-wire, loop-powered signal. With DIN rail mounting and a 24 VDC loop-powered supply, the CTC series provides simple snap-in installation that requires no calibration because the primary current transformer ratio provides the scaling required without any installer intervention.
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Easily Monitor DC Current with New DT Series Current Transducers from NK Technologies
Large aperture design makes it easy to seamlessly monitor any circuit up to 1200 amps
NK Technologies introduces DT Series Large Aperture Current Transducers. The DT series combines a hall effect sensor and signal conditioner into a single package for use in DC current applications up to 1200 amps. Factory calibrated ranges simplify operation and eliminate zero and span pots. Industry standard 4-20mA, 0-5VDC or 0-10VDC outputs are magnetically isolated from the input to provide maximum safety, and eliminate insertion losses. Internal power regulation delivers reliable operation and helps keep installation costs low, even in applications with unregulated power. A DIN-rail mount enclosure makes installation easy..
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Easily Monitor Energized Circuits in Tight Spaces with new AS1 Compact Case Current Sensing Switch from NK Technologies
Ring design easily slips onto a conductor to give a solid state contact for cost effective and reliable current flow indication as low as 0.5 amps
NK Technologies introduces the AS1 Series Compact Case Current Sensing Switch. With its tiny 1 inch housing, the AS1 is a compact and cost-effective solution that enables users to monitor an energized circuit in tight spaces. The easy-to-use ring design easily slips onto a conductor to reliably detect currents as low as 0.5A with a single conductor pass, eliminating the need to wrap conductors multiple times. Reliable, solid-state output with no moving parts provides a nearly unlimited number of operations..
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Easily Monitor Current Usage of Loads up to 2000 Amps with ATCR
Innovative design enables installer to pass the coil around the conductors, without having to disconnect existing wires
NK Technologies introduces ATCR Series Current Transducers. ATCR flexible loop current transducers are a perfectly matched and factory calibrated sensing coil and True RMS signal conditioner that use just two wires to provide the power supply and output signal, while eliminating the need to disconnect existing wires. This makes them a uniquely simple and convenient means of monitoring resistive or inductive loads to detect current usage on large machines using AC current up to 2000 amps. They meet UL508 and CE requirements, making them suitable for global application.
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Maximize Motor and Drive Operating Life Prevent System Failures with new VTD High Performance Voltage Transducer from NK Technologies
VTD series is a cost-effective solution for monitoring, detecting and diagnosing voltage conditions in DC powered installations
NK Technologies introduces VTD Series high-performance voltage transducers. Packaged in a compact and easy-to-install 35mm wide DIN-rail enclosure, the VTD series senses voltage in a wide variety of DC powered installations, including industrial motors, battery chargers, photovoltaic arrays and wind generators. These cost-effective voltage transducers help avoid motor overheating by detecting below normal voltage conditions, and detect voltage conditions that can stress or damage starter components. Monitoring DC voltage enables operators to know that the system is ready even before there is a load connected to it.
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Easily Monitor Current Usage of Loads up to 2000 Amps with ATCR
Innovative design enables installer to pass the coil around the conductors, without having to disconnect existing wires
NK Technologies introduces ATCR Series Current Transducers. ATCR flexible loop current transducers are a perfectly matched and factory calibrated sensing coil and True RMS signal conditioner that use just two wires to provide the power supply and output signal, while eliminating the need to disconnect existing wires. This makes them a uniquely simple and convenient means of monitoring resistive or inductive loads to detect current usage on large machines using AC current up to 2000 amps. They meet UL508 and CE requirements, making them suitable for global application.
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New CTC Series Signal Converter
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New ATQ Series Frequency Output Current Transducer
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New ISO Certification
ISO Certification
New VTD Series DC Voltage Transducers
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New ATCR Series Flexible Cable AC Current Transducer
NK Technologies’ flexible cable current sensors wrap around the conductor using very little space. The cable is connected to a signal conditioner located up to several feet away from the conductor, and produces an industry standard 4 to 20 mA signal in proportion to the AC current. With ranges of 0–500 to 0–2000 amps and frequencies to 400 hertz, the ATCR series is well suited for a wide range of applications.
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New AMPFlasherTM ACI Current Indicators with Remote LED
NK Technologies' has added a new model to its line of ACI current indicators. The AMPFlasherTM ACI-0.5-P adds the option of a remote LED on 24" pigtails for remote indication. This compact AC sensor is easily installed by slipping the sensing ring over the conductors feeding a load and snapping the remotely-mounted, flashing LED into the enclosure cover. Ideal for use in control panels, where space is limited, or wherever confirmation of current flow is desired. The AMPFlasherTM ACI current indicator offer a simple, safe, and inexpensive way to quickly and clearly see live current carrying conductors.
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New DLT Series Power Transducers Provide a Low-cost Alternative for Monitoring Photovoltaic Panels
The new DLT current transducers from NK Technologies are single range, take less panel space in combiner or re-combiner boxes, and produce a 4-20 mA signal through a two wire loop, using nominal 24VDC in series with the output. As with all loop powered signals, they can be converted to 1-5 VDC or 2-10 VDC by the addition of a field installed resistor across the controller input terminals. The design saves time and cabling costs, as just two wires are used rather than four with previous designs.
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New AMPFlasherTM Current Indicators with Flashing LED
NK Technologies has introduced a new line of LED current indicators, complementing their existing portfolio of current sensing solutions for factory and building automation markets. Marketed under the trade name AMPFlasher™, ACI Series current indicators offer a simple, safe, and inexpensive way to quickly and clearly see live current carrying conductors. Particularly useful for monitoring the status of heaters, motors or lighting, AMPFlasher™ current indicators can also help in troubleshooting applications or as a space saving alternative to larger current sensors in control panels and motor control buckets. Made in the USA.
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Redesigned and Expanded Line of VTR Series Voltage Transducers
NK Technologies has redesigned and expanded its flagship line of voltage sensing products. VTR Series transducers now feature a new, easy-to-mount 36.5mm wide DIN-rail compatible enclosure and expanded models for applications up to 500V. Additional design improvements include an optional extended-duty transformer which provides for isolation voltages of up to 3500V – ideal for battery monitoring or solar applications and among the highest in the industry for similar products. Useful in detecting voltage surges, brown out conditions, and phase loss, standard features on the VTR Series include True RMS sensing, quick response time, wide temperature range and galvanic isolation. All VTR Series products are RoHS compliant with additional agency approvals pending. Made in the USA.
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