How can I get a quotation for the PC-Based Counter Timer Test Rig?

You can request a quotation by contacting Neometrix Engineering Pvt Ltd through https://neometrixgroup.com/products/pc-based-counter-timer-test-rig or by reaching out via email or phone.

PC-Based Counter Timer Test Rig / APD-99 Series 5 Avionics Timing / Panel 72S.7317 · Timer 72S.6527 / Noida · India

HAL · AVIONICS TIMING TEST RIG

PC-Based Counter Timer Test Rig, timed to 32-bit resolution.

A high-precision, fully automated PC-Based Timing Test System (Panel 72S.7317 & Timer 72S.6527) built to evaluate the APD-99 Series 5 aerospace component to Hindustan Aeronautics Limited (HAL) requirements. 16-channel NI 6602 stopwatch timers, DAQ-based voltage/current measurement, and a LabVIEW touchscreen interface run manual, semi-automatic, and fully automatic test sequences with real-time logging and automated report generation.

Request proposal Full specifications

PC-Based Counter Timer Test Rig - Panel 72S.7317 and Timer 72S.6527 rack-mount cabinet with touchscreen and LED indicator panel by Neometrix

Fig · 01 Photograph · Panel 72S.7317 & Timer 72S.6527 rack cabinets with touchscreen console

Engineered and calibrated to:

MIL-STD HAL QUALIFIED NIST-TRACEABLE

Timer Channels

16CH

Time Range

999.99SEC

Timer Resolution

32-BIT

DC Voltage Meter

0–30V, 4½ DGT

AC Current Meter

0–20A, 4½ DGT

Overview

Millisecond timing, aircraft-grade.

The PC-Based Counter Timer Test Rig (Model: Panel 72S.7317 & Timer 72S.6527) is a high-precision, fully automated test bench designed to evaluate the performance of aerospace components, particularly the APD-99 Series 5 used in aircraft systems.

PC-Based Counter Timer Test Rig control cabinet with LED indicator panel, touchscreen monitor and keyboard tray by Neometrix

Fig · 02 Photograph · control panel, PC-based timer, and touchscreen console (open cabinets)

The rig integrates advanced data acquisition hardware, industrial-grade computing, and a touchscreen interface powered by NI LabVIEW software. Capable of operating in manual, semi-automatic, and automatic modes, it performs timing, voltage, and current tests with high accuracy, logs results in real-time, and generates detailed reports. As a Computerized Test Bench for Timers and Real-Time Clock Pulse Test Rig, it also functions as a Frequency Counter Evaluation System and Programmable Timer Testing Platform — built to meet HAL standards, ensuring safety, reliability, and ease of use for mission-critical avionics testing.

The system includes a main control panel (Panel 72S.7317) with digital displays for voltage and current, a 16-channel PC-based stopwatch timer (Timer 72S.6527) that measures multiple events simultaneously with millisecond precision, a rugged industrial computer and touchscreen interface, custom-developed LabVIEW automation and data-logging software, and emergency-stop systems with safety interlocks to protect the operator and equipment.

Manual, semi-automatic, and fully automatic modes give test engineers flexibility to match the complexity of the component under test.

Operating Modes

Three modes, one test flow.

Flexibility for engineers based on the complexity of the component under test, from full manual setup to unattended automatic sequencing.

MODE · 01

Manual

Operator-driven step-by-step control of each timing, voltage, and current test point via the touchscreen interface, suited to first-article and diagnostic testing.

Operator Controlled

MODE · 02

Semi-Automatic

Guided test sequences with operator confirmation at defined checkpoints, balancing throughput with hands-on verification of critical measurements.

Guided Sequencing

MODE · 03

Fully Automatic

LabVIEW-scripted end-to-end execution across all 16 timer channels with real-time data logging and automatic Excel report generation.

Unattended Sequencing

System Architecture

Six subsystems, one test rig.

Electrical, DAQ, computing, and safety subsystems engineered as a single, jointly commissioned test bench.

Sub · 01

Electrical & Power System

27 V DC supply (typical aircraft component power requirement) plus 220 V, 50 Hz single-phase AC supply for rig electronics.

Sub · 02

Measurement & Control

4½-digit digital panel meters: DC voltage 0–30V and AC current 0–20A, matched to the aircraft component power envelope.

Sub · 03

Data Acquisition & Interface

NI 6602 timer cards (16 stopwatch channels, 0.05–999.99s, 32-bit resolution), a 96-channel digital I/O card, and an MIO DAQ card with 16 analog inputs, 8 digital I/O lines, 2 analog outputs, and over-voltage protection.

Sub · 04

Computing System

Industrial rack-mount cabinet with 5 PCI slots, a 15-inch touchscreen monitor for GUI-based operation, and a 1200 dpi / 20 ppm laser printer for automated report generation.

Sub · 05

Power Continuity

Online UPS, 1 KVA with 4 hours backup, keeps timing tests and data logging running through mains interruptions.

Sub · 06

Safety Systems

Emergency stop push-button, interlocked drives, and power-on self-tests protect operator and equipment on every test cycle.

Key Features

Built for mission-critical QA.

From LabVIEW-driven precision measurement to secure, traceable reporting.

APD-99 Series 5 qualification: tests aviation timing components for HAL with manual, semi-automatic, and fully automatic operating modes.
16-channel NI 6602 stopwatch timer: measures 0.05–999.99 seconds at 32-bit resolution with millisecond precision.
MIO DAQ card: 16 analog inputs, 8 digital I/O lines, and 2 analog outputs with built-in over-voltage protection.
Uninterrupted operation: 15-inch touchscreen, 1 KVA online UPS with 4-hour backup, and 1200 dpi laser printer.

Automated reporting: LabVIEW software generates Excel test reports and logs test name, date, time, and values for complete traceability.
Precision panel meters: 4½-digit DC voltage (0–30V) and AC current (0–20A) meters ensure accurate component measurements.
NIST-traceable calibration: in-situ calibration of voltmeters, ammeters, and timers ensures ongoing measurement accuracy.
Secure access: password-based login, session tracking, and LAN/web interface enable remote monitoring capability.

Gallery

The test rig, up close.

Photographs of the Panel 72S.7317 & Timer 72S.6527 rack cabinets, control panel, and touchscreen console.

PC-Based Counter Timer Test Rig control panel and touchscreen console by Neometrix

PC-Based Counter Timer Test Rig rack cabinets with LED indicator panel by Neometrix

PC-Based Counter Timer Test Rig computing cabinet with monitor and laser printer by Neometrix

Fig · 03–05 Photographs · control panel & console (left), LED indicator cabinet (centre), computing cabinet with printer (right)

Specifications

Full technical parameters.

Key parameters for the standard PC-Based Counter Timer Test Rig configuration (Panel 72S.7317 & Timer 72S.6527).

Model	Panel 72S.7317 & Timer 72S.6527
Component Under Test	APD-99 Series 5 aircraft avionics component
Operating Modes	Manual · Semi-automatic · Fully automatic
DC Supply	27V (typical aircraft component power requirement)
AC Supply	220V, 50Hz, single phase
DC Voltage Meter	0–30V, 4½-digit precision
AC Current Meter	0–20A, 4½-digit precision
Timer Card	NI 6602 · 16 stopwatch channels · 0.05–999.99 sec · 32-bit resolution
Digital I/O	96-channel digital I/O card interfacing buttons, switches, relays
MIO DAQ Card	16 analog inputs · 8 digital I/O lines · 2 analog outputs · over-voltage protection
Computing System	Industrial rack-mount cabinet, 5 PCI slots · 15-inch touchscreen monitor
Power Continuity	Online UPS, 1 KVA, 4 hours backup
Report Output	Laser printer, 20 ppm, 1200 dpi · automated Excel report generation
Safety Systems	Emergency stop push-button · interlocked drives · power-on self-tests
Software	Custom application built on NI LabVIEW
Calibration	NIST-traceable, with in-situ calibration of voltmeters, ammeters, and timers
Warranty	12 months from date of commissioning
Service Support	10-year commitment on spares and technical help
Reference Standard	Developed to Hindustan Aeronautics Limited (HAL) requirements

Applications

What it tests.

Built to test electro-mechanical timing components in aircraft before actual flight use.

A · 01Ground start sequences — simulates conditions when an aircraft engine is started on the ground

A · 02Relay & switch verification — tests electrical relays and switches, ensuring they respond within a specific time window

A · 03Backup systems — checks emergency circuits that activate during failures

A · 04Micro-switch & flap valve testing — validates components used in control surfaces like rudders and flaps

A · 05Pre-flight testing & MRO validation — quality assurance before flight release or after maintenance, repair & overhaul

A · 06Aerospace component QA labs — incoming and outgoing inspection of APD-99-class timing components

In Depth

The complete technical read.

Engineering narrative for HAL quality engineers and aerospace QA labs evaluating the rig before commissioning.

1. System overview

The PC-Based Counter Timer Test Rig (Panel 72S.7317 & Timer 72S.6527) is a fully automated, intelligent testing system designed to evaluate the functionality and reliability of aviation components, particularly the APD-99 Series 5 used in aircraft. Developed to meet the stringent requirements of Hindustan Aeronautics Limited (HAL), this test rig is a fusion of modern electronics, user-friendly software, and high-precision measurement tools — functioning as a vital quality assurance tool for HAL by simulating the operating conditions an aviation component would encounter during flight and checking how it responds.

As a Software Controlled Timing Unit and Microcontroller Counter Test Setup, the system includes a main control panel (Panel 72S.7317) with digital displays for voltage and current; a 16-channel PC-based stopwatch timer (Timer 72S.6527) that measures multiple events simultaneously with millisecond precision; a rugged industrial computer and touchscreen interface; custom-developed software based on LabVIEW for automation and data logging; and emergency stop systems and safety interlocks to protect the operator and equipment. It is capable of working in manual, semi-automatic, and fully automatic modes.

2. Detailed technical specifications

Electrical & Power System

DC Supply: 27V (typical aircraft component power requirement)
AC Supply: 220V, 50Hz, Single Phase

Measurement & Control

DC Voltage: 0–30V, 4½ digit precision
AC Current: 0–20A, 4½ digit precision

Data Acquisition & Interface

NI 6602 Timer Cards: 16 stopwatch channels, time range 0.05 to 999.99 seconds, 32-bit resolution
96-channel Digital I/O Card: interfaces with buttons, switches, relays
Multifunction I/O (MIO) DAQ Card: 16 analog inputs, 8 digital I/O lines, 2 analog outputs, over-voltage protection

Computing System

Industrial rack-mount cabinet with 5 PCI slots
15-inch touchscreen monitor for GUI-based operation
Online UPS: 1 KVA with 4 hours backup
Laser printer (20 ppm, 1200 dpi) for automated report generation

Safety Systems

Emergency stop push-button
Interlocked drives
Power-on self-tests

3. Application areas

This test rig is built to test electro-mechanical timing components in aircraft, particularly:

Ground Start Sequences: simulates conditions when an aircraft engine is started on the ground.
Relay & Switch Verification: tests the working of electrical relays and switches, ensuring they respond within a specific time window.
Backup Systems: checks emergency circuits that activate during failures.
Micro-switch & Flap Valve Testing: validates components used in control surfaces like rudders and flaps.

These tests help verify the reliability of aircraft systems before actual flight use.

4. Software architecture

Developed using NI LabVIEW, the software is highly visual and intuitive, making it easy to operate even for semi-technical staff.

Touchscreen Control: all test operations can be initiated via a touchscreen interface.
Real-Time Monitoring: see voltage, current, and timer readings as they happen.
Report Generation: automatically generates test reports in Excel format.
Data Logging: saves test name, date, time, and values to files for future traceability.
Network Enabled: can connect to a LAN or web interface for remote monitoring.
Safe & Secure: includes password-based login and session tracking.

5. Calibration & diagnostics

Regular calibration is essential to maintain accuracy. The rig includes provisions for:

In-situ calibration of voltmeters, ammeters, and timers using standard reference devices.
A calibration manual with step-by-step instructions.
Diagnostics software that shows error logs and power-on test results.

All instruments are certified with NIST-traceable calibration.

6. Installation, maintenance & documentation

This test rig is designed for ease of use and serviceability:

Modular design with removable rear covers
Color-coded PTFE wires for safe wiring
All connectors, fuses, relays, and indicators are easily accessible

Comprehensive documentation includes:

User Manual
Calibration Manual
Spare Parts List (recommended for 2 years)
Service & Maintenance Manual
Circuit Diagrams
Troubleshooting Guide

7. After-sales support & warranty

Warranty: 12 months from the date of commissioning
Service Support: 10-year commitment on spares and technical help
Installation & Training: includes on-site training for HAL engineers
AMC Option: available upon request

Technical specifications at a glance

Timer Card	NI 6602 · 16 channels · 0.05–999.99 sec · 32-bit
Voltage / Current Meters	0–30V DC / 0–20A AC, 4½-digit
Power Supply	27V DC · 220V AC 50Hz single phase
UPS Backup	1 KVA, 4 hours
Warranty / Support	12 months / 10-year spares commitment

Conclusion

Whether it’s pre-flight testing or MRO (Maintenance, Repair & Overhaul) validation, this test rig offers unmatched reliability, accuracy, and traceability. Backed by over a decade of collaboration with HAL and built using globally trusted components, the PC-Based Counter Timer Test Rig — Panel 72S.7317 & Timer 72S.6527 — is an indispensable tool for any aerospace QA lab or component manufacturing facility.

FAQ

Common questions.

Plain-language answers from the engineering team.

Q · 01 What is the PC-Based Counter Timer Test Rig?

The PC-Based Counter Timer Test Rig (Panel 72S.7317 & Timer 72S.6527) is a high-precision, fully automated test bench designed and manufactured by Neometrix Engineering Pvt Ltd, India, to evaluate the timing, voltage, and current performance of aerospace components — particularly the APD-99 Series 5 used in aircraft systems.

Q · 02 Who manufactures the rig, and for whom was it developed?

The rig is designed and manufactured by Neometrix Engineering Pvt Ltd, India, and was developed to meet the stringent requirements of Hindustan Aeronautics Limited (HAL) for mission-critical avionics testing.

Q · 03 What operating modes does the test rig support?

It operates in manual, semi-automatic, and fully automatic modes, giving test engineers flexibility based on the complexity of the component under test.

Q · 04 What is the timing measurement capability of the system?

The rig uses 16-channel NI 6602 timer cards with a time range of 0.05 to 999.99 seconds at 32-bit resolution, enabling simultaneous millisecond-precision measurement across multiple events.

Q · 05 What voltage and current measurements does it perform?

Digital panel meters provide 4½-digit precision DC voltage measurement (0–30V) and AC current measurement (0–20A), matched to a 27V DC / 220V AC single-phase supply typical of aircraft component testing.

Q · 06 What software controls the PC-Based Counter Timer Test Rig?

The system runs custom-developed software built on NI LabVIEW, operated via a 15-inch touchscreen interface, with automatic Excel test-report generation and full data logging for traceability.

Q · 07 What components does the rig test, and what applications does it cover?

It tests electro-mechanical timing components in aircraft, including ground start sequences, relay and switch response verification, backup/emergency circuit checks, and micro-switch and flap valve testing on control surfaces such as rudders and flaps.

Q · 08 Is the PC-Based Counter Timer Test Rig customizable?

Yes, Neometrix offers customized versions of the test rig tailored to specific client requirements, operating parameters, and industry or customer-specified standards.

Q · 09 How is the system calibrated?

The rig includes provisions for in-situ calibration of voltmeters, ammeters, and timers using standard reference devices, with a dedicated calibration manual and NIST-traceable certification for all instruments.

Q · 10 What after-sales support and warranty does Neometrix provide?

Neometrix provides a 12-month warranty from commissioning, a 10-year commitment on spares and technical support, on-site installation and operator training, and an optional AMC (Annual Maintenance Contract).

Q · 11 How can I get a quotation, and does Neometrix export it internationally?

Yes, Neometrix Engineering Pvt Ltd exports the PC-Based Counter Timer Test Rig and related avionics test equipment to defence and aerospace customers internationally. You can request a quotation via the contact form on this page or by reaching out to Neometrix directly by email or phone.

Get a proposal

Tell us your component
and test requirements.

We configure the timer channel count, DAQ interface, and reporting workflow around your APD-99-class or equivalent avionics component, and walk through calibration and commissioning with your QA team.

Request proposal +91 7777 876 876

PC-Based Counter Timer Test Rig, timed to 32-bit resolution.

Millisecond timing, aircraft-grade.