Line Replaceable Unit
unit of a complex engineered system, designed for quick replacement.
See Also: LRU
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Product
Intermittent Fault Detection & Isolation System
IFDIS
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The IFDIS™ uses patented Intermittent Fault Detector technology that simultaneously and continuously monitors every circuit path within a Unit Under Test (UUT) - such as a Line Replaceable Unit (LRU) chassis' interconnects - for intermittent continuity failures that occur for as short as 50 nanoseconds. This state of the art technology is combined with an environmental chamber and vibration table, which simulate the UUT’s operational environment and cause intermittent faults to manifest, creating a system that is unsurpassed in intermittent fault detection.
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Product
MAX629 Bus Connect
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The MAX629 Bus Connect panel is a 19 inch rack mount or table top device to connect together ARINC 629 Line Replacement Units (LRUs) without the need for ARINC 629 couplers. This is the ideal solution for tests & simulation benches.
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Product
Avionics Suite Tester
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Based on order from the Navy, Data Patterns developed the complete Automated Test Equipment required for validating all the Line Replaceable Units (LRUs) utilized in the Seaking Helicopter. The upgrade was carried out at multiple Naval bases in India.
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Product
VPX55-3HU 3U VPX Power Line Conditioner with Holdu
VPX55-3HU
Power Line Conditioner
The VPX55-3HU is a 400-Watt DC/DC Power Line Conditioner which plugs directly into a standard 3U VPX chassis with a VITA 62 0.8" or 1.0" power slot. This off-the-shelf solution is compatible with VPX specifications and addresses the need for 3U VPX power applications requiring an optional VITA 62 Energy Storage Module.
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Product
72.5-Watt DC Power Line Conditioner w/Holdup
44KS3-02
Power Line Conditioner
NAI's 44KS3-02 is a 72.5-Watt Power Line Conditioner with holdup time that protects downstream DC/DC converters from transients, low voltage conditions, and power interruptions. This unit accepts +28 VDC input and provides a single output at 72.5 Watts either 22.5 to 30 VDC with holdup time or +16 VDC without holdup time - to all downstream DC/DC converters.
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Product
100-Watt DC Power Line Conditioner w/Holdup
44LS1
Power Line Conditioner
NAI’s 44LS1 is a 100-Watt Power Line Conditioner with holdup time that protects downstream DC/DC converters from transients, low voltage conditions, and power interruptions. This unit accepts +28 VDC input and provides 22.5 to 30 VDC at 100 Watts to all downstream DC/DC converters.
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Product
Processor and NVIDIA Quadro GPU
MAGIC1A
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The MAGIC1A is a rugged line replaceable unit (LRU) suitable for high-performance computing in the harshest of environments. The combination of Intel and NVIDIA processors in a low SWaP-C3 package ensure it can be used across a wide range of commercial and military applications, including displays, situational awareness, data/radar processing, video processing, classification, and artificial intelligence (AI).
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Product
PXI/PXIe Fault Insertion Switch, 74-Chan 2A, N/C Through Relays, Fault Buses on M & U
40-190C-012
Fault Insertion Unit
The 40-190C-012 (PXI) and 42-190C-012 (PXIe) are fault insertion switches with 74 channels. They are part of a range of modules available with 74, 64 or 32 channels and are primarily designed for the simulation of fault conditions in automotive & avionics applications involving the reliability testing of safety critical controllers.
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Product
PXI/PXIe 1000Base-T1 Fault Insertion Switch, 6-Channel
40-203-002
Fault Insertion Unit
The 40-203-002 (PXI) and 42-203-002 (PXIe) are designed to simulate common faults on high-speed two wire communication interfaces such as 1000Base-T1. They support 6 channels of two wire serial interfaces. Each channel pair can simulate an open fault in either or both wires, and using the fault bus switches can simulate short between both wires or a short to one of two externally applied fault connections – such as battery supply or ground - via two fault buses.
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Product
4- Channel PXI Source Measure Unit (SMU)
GX3104
Source Measure Unit
The GX3104 is a precision 3U PXI module that forces and senses both voltage and current over a range of ±20 V and up to ± 1 A ( channel 1) with channels 2- 4 capable of supplying up to 500 mA. Total available output current from the module is 1A. The four channels are electrically isolated from the PXI power supply and share a common, isolated ground.
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Product
PXI Source Measurement Unit
PX773x
Source Measure Unit
The PX773x is a high precision, high speed source and measurement unit, which is designed for automated high throughput testing.
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Product
Source Measurement Unit
PEMU4
Source Measure Unit
The PEMU4 represents a new level of performance and capabilities for USB-based SMU (Source MeasurementUnit) instrumentation. The PEMU4 supports -1V to +6.5V 0.5A with FVMI, FVMV, FIMV, FIMI modes. 4 channel can be ganged to support high current driving. I2C/SPI/RFFE function for serial port device testing. 4 Counter for frequency measurement.
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Product
PXIe Precision Source/Measure Unit, 15 MSa/s, 100 FA, 60 V, 3.5 A DC/10.5 A Pulse
M9603A
Source Measure Unit
The Keysight M9603A is a PXIe precision SMU featuring best-in-their-class narrow pulse width as narrow as 10 μs. It enables dynamic/pulsed measurements with up to 15 MSa/s for broad emerging applications such as VCSEL optical devices.
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Product
PXI Dual Bus 64-Chan 2A Fault Insertion Switch, N/O Through Relays
40-190B-402
Fault Insertion Unit
The Dual Bus, 64 Channel PXI Fault Insertion switch is part of our family of 2 Amp fault insertion solutions, The range includes modules with 74, 64 or 32 channels and single or dual fault buses. This version has normally open through relays, so in the default state, there are no paths between inputs and outputs for any signal channel.
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Product
High-Speed Precision SMU (100 FA, 60 V, 1 MSa/s)
PZ2120A
Source Measure Unit
The Keysight PZ2120A is a cost-effective, high-speed precision source / measure unit (SMU) featuring best-in-class narrow pulse width, fast Digitizer Mode, and seamless current measurement ranging. It enables narrow-pulsed measurements and fast dynamic measurements with a wide dynamic range for a wide range of emerging applications such as vertical-cavity surface-emitting laser (VCSEL) optical devices and integrated circuit (IC) testing. In addition, its low measurement noise performance enables measurements with shorter aperture times, and its seamless current measurement ranging function enables a wide dynamic range and eliminates range change time, which improves test throughput.
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Product
Precision Source / Measure Unit (2 Ch, 100 FA)
B2902B
Source Measure Unit
The Keysight B2902B precision source / measure unit (SMU) is a 2-channel, compact, and cost-effective benchtop SMU with the capability to source and measure both voltage and current. It easily measures current versus voltage (I/V) with high accuracy. The 4-quadrant source and measurement capabilities enable taking I/V measurements without configuring multiple instruments.
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Product
Source Measurement Unit
DPS16
Source Measure Unit
The DPS16 offers high voltage DPS in a compact, 3U PXI form factor. The DPS16 supports 0V to +4V 0.3A or 0V to 12V 25.6mA with FVMI, FVMV, FIMV, FIMI modes. 16 channel can be ganged to support high current driving.
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Product
Source Measurement Unit
SMU4
Source Measure Unit
The SMU4 offers high voltage DPS in a compact, 3U PXI form factor. The SMU4 supports -20V to +20V 100mA with FVMI, FVMV, FIMV, FIMI modes.
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Product
Multifunction Switch / Measure Unit, Modules
34980A
Multifunction Switch/Measure Unit
The 34980A General Purpose switches can be used to route signals or to control other devices in an application. These switches are ideal for device actuation, switching loads or power supplies. Both switches offer high power channels up to 150W. The general purpose modules also include a relay switch counter to help predict when relays need to be replaced.
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Product
2 Channel IV Analyzer / Source Monitor Unit
E5263A
Source Measure Unit
Keysight E5262A and E5263A 2ch IV Analyzers are the low cost solution for current-voltage characterization. The E5262A and E5263A support two channels of SMUs (Source/Monitor Units) for voltage/current sourcing and voltage/current measurement with the best in the class current measurement performance as low as 5 pA. The Easy EXPERT group+ GUI based characterization software is furnished and available on your PC to support all the tasks required in the characterization from the measurement setup to the data analysis. Powerful integration of SMU's versatile measurement capabilities and GUI based characterization software makes the E5262A and E5263A the best solutions for characterization and evaluation of two or three terminal devices such as materials and active/passive components with uncompromised measurement reliability and efficiency.
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Product
PXI 30A Fault Insertion Switch 6-chan 2-bus
40-191-012
Fault Insertion Unit
The 40-191-012 is a PXI fault insertion switch using solid state switching elements and is capable of carrying 40A on single channel or 30A on all channels at the same time and provides a robust solution to high current fault insertion.
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Product
PXIe Source/Measure Unit, 15 MSa/s, 1 PA, 60 V, 3.5 A DC/10.5 A Pulse
M9602A
Source Measure Unit
The Keysight M9602A is a PXIe SMU featuring best-in-their-class narrow pulse width as narrow as 10 μs. It enables dynamic/pulsed measurements with up to 15 MSa/s for broad emerging applications such as VCSEL optical devices.
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Product
PXI Fault Insertion Switch, 6-Channel, Two Fault Buses, 30 A, Hardware Interlock
40-191B-012-HI
Fault Insertion Unit
The 40-191B-012-HI is a PXI fault insertion switch with hardware interlock using solid state switching elements and is capable of carrying 40A on single channel or 30A on all channels at the same time and provides a robust solution to high current fault insertion.
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Product
PXIe-4138, 60 V, 3 A System PXI Source Measure Unit
782856-01
Source Measure Unit
±60 V, 3 A System PXI Source Measure Unit—The PXIe‑4138 system source measure unit (SMU) delivers high power, precision, and speed. It is ideal for a broad range of applications including manufacturing test; board-level test; lab characterization with devices such as integrated circuits (ICs), power management integrated circuits (PMICs), and radio frequency integrated circuits (RFICs); and discrete devices including LEDs and optical transceivers. The PXIe‑4138 features 4-quadrant operation. The PXIe‑4138 is a hardware-timed instrument with a high-speed sequencing engine for synchronizing acquisitions between multiple SMUs. The module supports direct DMA streaming between the host PC and SMU, so you can stream large waveforms and measurement data at the full update rate and sample rate of the instrument.
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Product
PXIe-4137, ±200 V, ±1 A DC, ±3 A Pulsed, Up to 40 W DC, 100 fA Precision System PXI Source Measure Unit
783761-01
Source Measure Unit
PXIe, ±200 V, ±1 A DC, ±3 A Pulsed, Up to 40 W DC, 100 fA Precision System PXI Source Measure Unit - The PXIe-4137 is a high-precision, system source measure unit (SMU). It features 4-quadrant operation and sources up to 40 W of DC power and can pulse up to 500 W. Analog-to-digital converter technology helps you perform high-precision measurements with a current resolution of 100 fA or high-speed acquisitions up to 1.8 MS/s. The module also can maximize stability and measurement accuracy with SourceAdapt technology, which you can use to tune the transient response to match the characteristics of any load. The PXIe-4137 is ideal for a broad range of applications including manufacturing test, board-level test, and lab characterization with devices such as ICs, power management ICs (PMICs), and RFICs and discrete devices including LEDs and optical transceivers.
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Product
USB Modular Source Measure Unit
U2723A
Source Measure Unit
The 3-channel 20V/120mA module can operate in a 4-quadrant operation. The channels could be connected in series or in parallel to achieve up to 60 V/360 mA. It uses the common non-proprietary standard high-speed USB 2.0 interface that provides ease of connectivity allowing users to set up and configure their tests swiftly with its plug and play feature.
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Product
Source Measurement Unit
SMU8
Source Measure Unit
The SMU8 offers high voltage SMU in a compact, 3U PXI / USB form factor. The SMU8 supports 0V to +4V 0.5A or 0V to +12V 25.6mA with FVMI, FVMV, FIMV, FIMI modes. 8 channel can be ganged to support high current driving.
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Product
4x 3U OpenVPX MOSA Data Concentrator Unit
SIU34-DCUVARM-01
Data Concentrator Unit
SIU34-DCUVARM-01 is a Modular Open Systems Approach (MOSA) DO-178C & DO-254 Certifiable Data Concentrator Unit (DCU) with low power high performance OpenVPX Xilinx UltraScale+ SBC with Quad Core ARM Cortex -A53, 8 GB DDR4 SDRAM, 32 GB SATA Flash, 2 x 10/100/1000Base-T Ethernet, USB 3.0, FIPS-140-3 Level 3 Cyber Security, and Single Event Upset support.
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Product
500 Watt AC/DC Power Line Conditioner, 3U VPX, Holdup Time
VPX56-3HU
Power Line Conditioner
NAI's VPX56-3HU is a rugged, high-performance 500-Watt Output +28 VDC Input 3U VPX AC/DC Power Line Conditioner designed for aerospace, defense, and industrial markets. This off-the-shelf power supply plugs directly into a standard VPX conduction cooled chassis and protects downstream DC-DC converters from MIL-STD-704 transients, low-voltage conditions and power interruptions, providing up to 50 milliseconds of holdup time at up to 500-Watts. Continuous Background Built-In-Test (BIT) and I2C communication are included.
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Product
PXI 22-Channel 2A Fault Insert Switches
40-202-001
Fault Insertion Unit
This is the 22 Channel version of the 40-202 Fault Insertion Switch. It is primarily designed for the simulation of fault conditions in automotive & avionics applications involving the reliability testing of safety critical controllers. It is designed to be able to insert three different fault conditions between the test fixture and the equipment under test.





























