PCB Testing Machine · Test Equipment Hub / PCB Functional & Thermal Test / MIL-STD · DO-160 · ISO · IS / Noida · India

FUNCTIONAL · THERMAL · -20°C TO 200°C

PCB Testing Machine for Functional & Thermal Qualification

Neometrix builds two kinds of PCB testing machine: a rack-based PCB functional test bench (the MUATE-A3480) for component-level fault diagnosis on RF, digital, analog and optical boards, and a FLIR-based PCB thermal test bench for hotspot detection and thermal cycling from -20°C to 200°C. Compare the two below, or go straight to the PCB functional test bench or the PCB thermal test bench.

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Neometrix PCB testing machine — MUATE-A3480 rack-based PCB functional test bench

Fig · 01 MUATE-A3480 — rack-based PCB functional test bench, one of two Neometrix PCB testers

Standards referenced:

MIL-STD DO-160 MIL-STD-810 ISO IS

PCB Testers

2types

Board Domains

4RF/Dig/Analog/Optical

Functional Checks

7parameters

Thermal Range

-20/200°C

IR Resolution

640×480px min.

Types

Types of PCB testing machines.

“PCB testing machine” covers more than one kind of PCB testing equipment. Neometrix builds a PCB functional test bench and a PCB thermal test bench — two distinct PCB test systems, each aimed at a different failure mode.

PCB Functional Test Bench	Checks whether a board's electrical behaviour matches its design intent: continuity/isolation, impedance, power-supply integrity, signal integrity, and functional response to stimulus, using JTAG, boundary-scan and COTS instruments (the MUATE-A3480). Typical use: component-level fault diagnosis on RF, digital, analog and optical PCBs, modules and LRUs. See the PCB functional test bench.
PCB Thermal Test Bench	Checks a board's thermal behaviour under load: a wide-angle FLIR infrared camera (640×480 px or better) and thermal analysis software find hotspots, and an automated fixture runs thermal cycling from -20°C to 200°C. Typical use: thermal reliability testing during PCB and IC design, manufacturing and back-end test. See the PCB thermal test bench.
Optical / Visual Inspection	A related but separate discipline — optical test equipment characterises the physical properties of light on optical PCBs and fibre-optic components (tunable laser sources, optical power meters, optical switching). Neometrix does not currently have a standalone, up-to-date product page describing this as its own machine; contact Neometrix to discuss optical/visual PCB inspection requirements directly.

Functional Test

How PCB functional testing works.

The MUATE-A3480 is a rack-based automatic test system: it stimulates a board with input signals and power, then checks whether the outputs match the expected design response.

Step · 01

Continuity & Isolation

In-circuit testing (ICT) and flying-probe testing catch opens and shorts between traces before the board proceeds further.

Step · 02

Boundary-Scan (JTAG)

A boundary-scan engine runs JTAG testing of ICs on the board to verify interconnects and device programming.

Step · 03

Power & Signal Integrity

A data acquisition system and COTS instruments — power supplies, oscilloscopes, spectrum/signal analyzers, an optical test set — switched through an R&S OSP matrix, verify power and signal behaviour.

Step · 04

Function, Thermal & Regression

The board's functional response to stimulus is checked, hot zones are flagged under operating load, and regression testing confirms no side effects after rework.

In practical terms, a PCB functional test bench is a custom JIG/fixture/interface test adapter (ITA) per PCB, component or LRU, paired with five integrated subsystems — JTAG, boundary scan, data acquisition, controller and COTS instruments — working as one pcba functional tester. It covers seven parameters in total (continuity, impedance, power, signal, function, robustness and regression) with a single pass/fail call. Full detail on the PCB Functional Test Bench page.

Thermal Test

How PCB thermal testing works.

The PCB Thermal Test Bench is a FLIR-based thermal imaging and thermal cycling system that finds hotspots before they cause a field failure.

A wide-angle FLIR infrared camera (minimum 50° horizontal field of view, 640×480 pixel resolution or better) images a board held in an automated enclosure with a PCB test fixture, for boards up to 16×16 inches. Thermal analysis software processes the live IR image for hotspot and fault detection.

A power supply module (minimum 8-relay, 230VAC/3A/50Hz and 28VDC/5A or better) exercises the board under load while thermal cycling and environmental stress screening run across a -20°C to 200°C range — the qualification envelope the product page states for most defence, aerospace and industrial electronics.

Wide-angle FLIR IR camera, 640×480 px resolution or better.
Automated PCB test fixture, up to 16×16 in. board size.
Thermal analysis software for hotspot and fault detection.
Minimum 8-relay power supply module, 230VAC/3A/50Hz and 28VDC/5A.
Mobile thermal testing solution — deployable across design, manufacturing and back-end test.
Reference standards: MIL-STD-810 (thermal cycling), ISO, IS and customer-specified requirements.

Full detail on the PCB Thermal Test Bench page.

Choosing

Choosing a PCB tester.

The right pcb test equipment depends on what failure mode you need to catch.

Electrical fault or thermal fault — pick the bench that checks it.

If the question is whether a board's electrical behaviour matches its design — continuity, impedance, power, signal integrity, or functional response — the PCB functional test bench is the pcb functional test tool: it is built for component-level fault diagnosis on RF, digital, analog and optical PCBs, modules and LRUs.

If the question is whether a board runs too hot, or has a thermal weak point under load, the PCB thermal test bench is the tool: its FLIR camera and -20°C to 200°C thermal cycling are built to find hotspots during design, manufacturing and back-end test across defence, aerospace, automotive, railways, telecom and industrial electronics.

Many qualification programs run a board through both benches, and some programs also need dedicated optical/visual inspection for fibre-optic and optical PCB components — for that, contact Neometrix directly to discuss the requirement.

FAQ

Frequently asked questions.

Plain-language answers, sourced from the two product pages.

Q · 01 What is a PCB testing machine?

A PCB testing machine stimulates a printed circuit board, module, or LRU with input signals and power and checks whether the outputs match the expected design response. Neometrix builds two kinds: a functional test bench (the MUATE-A3480) that verifies electrical behaviour, and a thermal test bench that verifies thermal behaviour under load.

Q · 02 What is the difference between a PCB functional test bench and a PCB thermal test bench?

A PCB functional test bench checks continuity, impedance, power-supply integrity, signal integrity and functional response using JTAG, boundary-scan and COTS instruments. A PCB thermal test bench uses a FLIR infrared camera and thermal cycling (-20°C to 200°C) to find hotspots and validate thermal performance. Many qualification programs use both.

Q · 03 What does a PCB functional tester check?

The MUATE-A3480 PCB functional test bench checks continuity and isolation (in-circuit and flying-probe testing), boundary-scan (JTAG) of ICs on the board, power-supply integrity, signal integrity, functional response to stimulus, thermal hot-zone detection under load, and regression testing after rework.

Q · 04 What temperature range does a PCB thermal test bench cover?

The Neometrix PCB Thermal Test Bench covers -20°C to 200°C, using a wide-angle FLIR infrared camera (640×480 pixel resolution or better) and an automated test fixture for boards up to 16×16 inches.

Q · 05 What boards can these PCB testers handle?

The PCB Functional Test Bench covers RF, digital, analog and optical PCBs, from discrete components to fully compiled modules and LRUs. The PCB Thermal Test Bench is used on PCBs, ICs and chips across defence, aerospace, automotive, railways, telecom and industrial electronics.

Q · 06 Which standards do Neometrix PCB test benches reference?

The PCB Functional Test Bench's reference standards are MIL-STD, DO-160, ISO and IS plus customer-specified requirements. The PCB Thermal Test Bench cites MIL-STD-810 thermal cycling requirements, ISO, IS and customer-specified requirements.

Downloads

Catalogs & design documents.

Product literature for both PCB testing machines.

Catalog

PCB Functional Test Bench (MUATE-A3480) Catalog

PDF

Design Document

PCB Functional Test Bench — Engineering Design Document

PDF

Catalog

PCB Thermal Test Bench Catalog

PDF

Design Document

PCB Thermal Test Bench — Engineering Design Document

PDF

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you need to qualify.

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