Current Sensors
detect AC or DC electrical current.
See Also: Current Probes, SQUID, Voltage Sensors, Rogowski
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Product
High-Voltage Differential Probe, 200 MHz
N2805A
High Current Probe
The N2805A is a 200-MHz differential probe designed to provide superior differential signal measurements with long cable length (5 m), making it ideal in an environment where extended cable length is required. The probe offers 50:1 attenuation ratio, allowing it to be used adequately for up to ±100V DC+peakAC of high voltage differential measurements with high CMRR. The differential probe has a differential input resistance of 4 MΩ and low input capacitance of 4 pF to minimize circuit loading. The probe is powered by Keysight’s oscilloscope AutoProbe interface.
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Product
S2 Unicolor Sensors
ULP-S2 SCI/V
LED Sensor
The Universal LightProbe S2 Unicolor Sensor is designed for the intensity test of any single one of the five main LED colors (blue, green, yellow, orange, and red) plus white and Infrared (700nm to 1,000nm). Implemented in a unique and customizable 2-Part solution, the S2 Unicolor Sensor is assembled with your choice of Fiber-Optic Probe, including for the test of densely-spaced LEDs, bright LEDs, dim or misaligned LEDs, right-angle LEDs, and more, including the popular “Trident” Fiber-Optic Probes to sequentially test 3 LEDs with a single Sensor.Operating temperature range: 0oC to 70oCPower consumption: Operates between +5 and 28 volts D.C., at 6mA max. Less than 4.75 volts is not recommendedVoltage protection: Withstands up to +40 volts, & reverse polarity to -18 voltsSignal Output Loads: 20 mA max. Non-inductive.Output Pins: 3 gold-plated standard wire-wrap pins (0.025 in. sq.)Sensor Size: 0.560 in. dia x 1.38 in. longOperating Temperature Range: 0hC to 70hCTypical response times:<10mS capture time; 65mS overall response time; intensity output of correct color only.Fiber-Optic Probes: Can utilize any Universal LightProbe Fiber-Optic Probe
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Product
NI-9227, 50 kS/s/ch, 5 Arms, 24-Bit, 4-Channel C Series Current Input Module
781099-01
Current Input Module
50 kS/s/ch, 5 Arms, 24-Bit, 4-Channel C Series Current Input Module - The NI‑9227 was designed to provide high-accuracy measurements to meet the demands of data acquisition and control applications. It includes built-in anti-aliasing filters. When used with a C Series Voltage Input Module, the NI‑9227 can measure power and energy consumption for applications such as appliance and electronic device test. You can not only measure and meter current and power but also look at quality factors such as noise, frequency, and harmonics.
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Product
S2 Blinx Digital Sensors
ULP-S2 BLINX
LED Sensor
The Universal LightProbe S2 Blinx Digital is designed for the simple ON/OFF test of any color blinking or steady-state LED, for fast results with a digital output. The Universal LightProbe S2 Blinx Digital Sensors check the ON/OFF status of any color LED, whether stable or blinking/pulsed, up to a rate of 15 Hz, and provide a Logic “1” output (5 volts) only if the LED is “ON” and a Logic “0” if the LED is “OFF.”Operating temperature range: 0oC to 70oCPower consumption: Operates from +5, 12, 24 or 28 volts D.C., at 6mA max.Voltage protection: Withstands up to +40 volts, & reverse polarity to -18 voltsSignal Output Load: 20mA max. (Source/Sink). Non-inductiveOutput Pins: 3 gold-plated standard wire-wrap pins (0.025 in. sq.)Sensor Size: 0.560 in. dia x 1.38 in. longOperating Temperature Range: 0hC to 70hCTypical response times: <66mS, shorter for brighter LEDsFiber-Optic Probes: Wide Aperture Fiber-Optic Probe recomended
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Product
10 MHz to 33 GHz LAN Wide Dynamic Range Average and Peak Power Sensor
L2063XA
Power Sensor
The Keysight L2063XA is a fast, accurate and wide dynamic range 10 MHz – 33 GHz LAN peak power sensor.
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Product
C Series Voltage And Current Input Module
Current Input Module
The C Series Voltage and Current Input Module features up to 16 input channels with built-in noise rejection. You can use this module to combine the two most common inputs to reduce the overall number of modules you need in your measurement system.The C Series Voltage and Current Input Module includes the NI-DAQmx driver and configuration utility that simplify configuration and measurements. NI-DAQmx supports NI programming environments as well as Python, ANSI C, C#.NET, and MathWorks MATLAB® software.
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Product
CP400X, 400 MHz, ±60 V, 10X Attenuation, Single-Ended Passive Oscilloscope Probe
784254-01
High Current Probe
The CP400X is a coaxial passive probe with fixed 10X attenuation for oscilloscopes that provide 1 MΩ input impedance. It is 2 meters in length. The CP400X attaches to BNC connections on both the signal input and instrument sides.
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Product
Thermocouple Power Sensors
N8481B
Power Sensor
N8480 Series Power Sensors are the replacement solutions for 8480 Series Power Sensors.
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Product
Thermocouple Power Sensors
N8482B
Power Sensor
N8480 Series Power Sensors are the replacement solutions for 8480 Series Power Sensors.
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Product
LoRaWAN® Enabled Temperature PT1000 Round Head Probe Sensor
EVA-2311
Temperature Sensor
LoRaWAN® wireless connectivity-70°C to 200°C temperature detection rangeIP67 for PT1000 Round Head Probe SensorBattery life up till 5 years@25°C, 15mins interval settingEasy to deploy and maintain
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Product
10KHz@1-Axis Smart Vibration Sensor
WISE-2460
Vibration Sensor
RS-485 Serial communication through Modbus/RTU protocols10KHz@1-axis frequency detection rangeVelocity RMS, acceleration RMS, acceleration Peak, displacement, several measurement vibration dataISO 10816 and ISO 20816 compliantSupports wide temperature -20 ~ 105°CIP68 enclosure design
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Product
Thermocouple Power Sensors
N8481H
Power Sensor
N8480 Series Power Sensors are the replacement solutions for 8480 Series Power Sensors.
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Product
NI-9266 , 8-Channel C Series Current Output Module
785046-01
Current Output Module
8-Channel C Series Current Output Module - The NI‑9266 is ideal for interfacing and controlling industrial current-driven actuators. The module has built-in open-loop detection, which generates an interrupt in software when an open loop is detected as well as zeroing outputs to ensure safety and avoid driving actuators at system power on. The NI‑9266 includes channel‑to‑earth ground isolation for safety and noise immunity.
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Product
3U OpenVPX Sensor Interface Unit
SIU32S
Sensor Interface Unit
The SIU32S is a highly configurable Modular Open Systems Approach (MOSA) rugged system or subsystem ideally suited to support a multitude of Mil-Aero applications that require high-density I/O, processing, communications and Ethernet switching. The SIU32S leverages NAI’s Configurable Open Systems Architecture™ (COSA®) 3U boards and smart function modules to deliver off-the-shelf solutions that accelerate deployment of SWaP-optimized systems in air, land and sea applications.
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Product
Optical Contact POF Ext Ø 1mm For VPC RCV Mini Power 510104123
AN396
LED Sensor
Optical contact probe for sensing LEDs.
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Product
6U VME COTS System, Sensor Interface Unit
SIU6
Sensor Interface Unit
NAI's SIU6 is a highly configurable rugged COTS system or subsystem ideally suited for military, industrial, and commercial applications that require high-density I/O, communication, Ethernet switching, and processing. The SIU6 leverages NAI field-proven, 6U VME boards to deliver off-the-shelf, SWaP-optimized COTS solutions that "Accelerate Your-Time-to-Mission."
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Product
3U OpenVPX Sensor Interface Unit
SIU34
Sensor Interface Unit
The SIU34 is a highly configurable rugged system or subsystem ideally suited to support a multitude of Mil-Aero applications that require high-density I/O, communications, Ethernet switching and processing. The SIU34 leverages NAI’s 3U OpenVPX™ boards to deliver off-the-shelf solutions that accelerate deployment of SWaP-optimized systems in air, land and sea applications.
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Product
Brute High Current Probe
P4301-1Z
High Current Probe
Current Rating (Amps): 50Current Rating Remark: 40 Amps for BeCu plungersAverage Probe Resistance (mOhm): 5Test Center (mil): 300Test Center (mm): 7.62Full Travel (mil): 250Full Travel (mm): 6.35Recommended Travel (mil): 167Recommended Travel (mm): 4.24Mechanical Life (no of cyles): 1,000,000Overall Length (mil): 1,750Overall Length (mm): 44.45
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Product
2.4/5GHz Wi-Fi Temperature And Humidity Sensing Module
WISE-4250-S232
Environmental Sensor
Supports IEEE 802.11 ac (2.4GHz/5GHz) for stable and high-speed wireless connectivityEnsures secure data transmission with WPA3/TLS 1.3 encryption and X.509 certificate authenticationProvides seamless cloud integration, supporting MQTT and RESTful API to upload temperature and humidity data to cloud platforms such as AWS, Azure, SCADA, and WebAccessOffers comprehensive protocol support, including MQTT, Modbus/TCP, SNTP, TCP/IP, HTTPS, RESTful, UDP, and DHCPFeatures a built-in watchdog timer to maintain continuous operation and automatically recover from disconnectionsWith UDP-based AES-128 encrypted wireless P2P, abnormal inputs can automatically trigger up to 16 WISE modules in the field
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Product
10 MHz to 50/53 GHz USB Wide Dynamic Range Average Power Sensor
U2055XA
Power Sensor
The Keysight U2055XA is a fast, accurate and wide dynamic range 10 MHz – 50/53 GHz USB average power sensor.
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Product
Sensor Unit for High Precision Current Sensors
CT9557
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Hioki pull-through current sensors and clamp on current probes are best-in-class current sensing devices for use with power meters, Memory HiCorders and high performance oscilloscopes. The CT9555 is 4-channel sensor unit and power adapter for any of the CT686x series, 9709 and CT684x series current sensors and probes that provides waveform and RMS output.
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Product
Digital Power Meter
66203/66204
Power Sensor
Chroma 66203/66204 Power Meters are designed for multiple phase power measurement applications. The wiring mode function allows the user to take accurate power measurements for various wiring modes 1P2W/1P3W/3P3W/3P4W as well as providing accurate standard power measurements common for most electrical devices. A unique feature of the 66203/66204 is its stateof- the-art DSP digitizing technology instead of less accurate and slower traditional analog circuits. The internal 16 bits analog/digital converters with sampling rates of up to 250kHz provide both high speed and high accuracy measurements which is unprecedented within the industry for this class of power meters. The instruments include a four part display with 7-segment LED front panel readouts. Users can easily select desired parameters and readouts with a touch of a button. The 66203/66204 meters also include remote control using USB or GPIB interfaces via rear panel connections.
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Product
NI-9265, 4-Channel C Series Current Output Module
779334-02
Current Output Module
4-Channel C Series Current Output Module - The NI‑9265 is ideal for interfacing and controlling industrial current-driven actuators at high rates. The module has built-in open-loop detection, which generates an interrupt in software when an open loop is detected as well as zeroing outputs to ensure safety and avoid driving actuators at system power on. The NI‑9265 requires an external power supply and includes a channel‑to‑earth ground double isolation barrier for safety and noise immunity.
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Product
50 MHz to 18 GHz USB Peak and Average Power Sensor
U2021XA
Power Sensor
The U2020 X-Series is supported by the Keysight BenchVue software. BenchVue makes it easy to control your power meter to log data and visualize measurements in a wide array of display options without any programming.
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Product
E-Series Peak and Average Power Sensor, 50 MHz to 6 GHz
E9321A
Power Sensor
The E9321A power sensor has a 300 kHz video bandwidth and is ideal for time-gated peak, average and peak-to-average ratio power measurements on TDMA wireless formats such as NADC, GSM and EDGE.
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Product
NI-9246, 50 kS/s/ch, 20 Arms, 30 Apk, 24-Bit, 3-Channel C Series Current Input Module
783920-01
Current Input Module
50 kS/s/ch, 20 Arms, 30 Apk, 24-Bit, 3-Channel C Series Current Input Module - The NI‑9246 is designed to support direct ring lug connectivity to the three-phase high-current measurements of 1 A and 5 A current transformers (CTs). It is optimized for power, energy, and industrial applications. The safety features, certifications, input ranges, overvoltage ranges, and connectivity are well suited for applications such as power quality monitoring and metering, utility pole-mounted smart switches, utility pole-mounted smart grid reclosers, substation merging units, industrial machine measurements, health monitoring, predictive maintenance and prognostics, and phasor measurement units (PMUs).
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Product
10 MHz to 33 GHz USB Wide Dynamic Range Average & Peak Power Sensor
U2063XA
Power Sensor
The Keysight U2063XA is a fast, accurate and wide dynamic range 10 MHz – 33 GHz USB peak power sensor.
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Product
LoRaWAN Temperature/Humidity Sensor
LEO-S552-TH
Temperature Sensor
LoRaWAN Temperature/Humidity Sensor for Cold Chain and Hot Environments, Supports temperature/humidity sensing, LoRaWAN technology for efficient long-range wireless data transmissions. IP67 UV-resistant and waterproof enclosure, Built-in 2 x 4000 mAh replaceable battery and long battery life. Equipped with NFC for easily configuration, Compliant with standard LoRaWAN® gateways and network servers.
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Product
E-Series Peak and Average Power Sensor, 50 MHz to 18 GHz
E9326A
Power Sensor
The E9326A power sensor has a 1.5 MHz video bandwidth and is ideal for time-gated peak, average and peak-to-average ratio power measurements on TDMA and CDMA wireless formats such as Bluetooth.
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Product
Peak And Average Power Sensor, 50 MHz - 6 GHz, 5MHz Bandwidth
E9323A
Power Sensor
The E9323A power sensor has a 5 MHz video bandwidth and is ideal for time-gated peak, average and peak-to-average ratio power measurements on W-CDMA wireless formats such as cdma2000.





























