Structured Manufacturing Data (2026)

Optical Port (IR)

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Optical Port (IR) used in the Electrical Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Optical Port (IR) is characterized by the integration of Infrared LED and Photodiode Receiver. In industrial production environments, manufacturers listed on CNFX commonly emphasize Infrared LED (GaAs/GaAlAs) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

An infrared optical communication interface on an energy meter for data transmission and configuration.

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Product Specifications

Technical details and manufacturing context for Optical Port (IR)

Definition
An infrared optical port is a component integrated into energy meters that enables wireless data communication using infrared light. It serves as a standardized interface for meter reading, configuration updates, diagnostics, and data retrieval without physical electrical connections, providing isolation and security benefits.
Working Principle
The optical port uses an infrared LED transmitter and photodiode receiver pair. Data is encoded as modulated infrared light pulses (typically at 38kHz carrier frequency) that travel through air or optical guides. The receiver converts these light pulses back into electrical signals for processing by the meter's microcontroller.
Common Materials
Infrared LED (GaAs/GaAlAs), Silicon photodiode, Polycarbonate optical window, PCB substrate
Technical Parameters
  • Optical window diameter and port housing dimensions (mm) Per Request
Components / BOM
  • Infrared LED Part
    Transmits modulated infrared light signals carrying data
    Material: Gallium arsenide (GaAs) semiconductor
  • Photodiode Receiver
    Detects incoming infrared signals and converts them to electrical signals
    Material: Silicon semiconductor
  • Optical Window Part
    Protects internal components while allowing infrared light transmission
    Material: Polycarbonate or optical-grade plastic
  • Driver Circuit
    Controls LED modulation and signal conditioning for the receiver
    Material: PCB with integrated circuits

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Optical Port (IR).

IR Port Optical Communication Port infrared optical port for energy meters IR communication interface electrical equipment optical data transmission energy meter configuration GaAs infrared LED optical port polycarbonate optical window meter communication

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Energy Meter
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: N/A (non-pressurized optical interface)
other spec: IR wavelength: 850-950 nm, Data rate: up to 115.2 kbps, Operating distance: 0-2 m
temperature: -40°C to +85°C
Media Compatibility
✓ Indoor air (clean, dry) ✓ Plastic/metal meter housings ✓ Glass/transparent polymer covers
Unsuitable: Direct sunlight or strong ambient IR interference
Sizing Data Required
  • Required communication distance (meters)
  • Data transmission rate (bps)
  • Environmental sealing/IP rating requirement

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Lens Contamination
Cause: Accumulation of dust, oil mist, or process debris on the optical surface, blocking or scattering infrared light transmission.
Sensor Degradation
Cause: Thermal stress or prolonged exposure to high ambient temperatures, leading to drift in calibration or reduced sensitivity of the IR detector.
Maintenance Indicators
  • Erratic or fluctuating readings despite stable process conditions
  • Visible accumulation of foreign material on the lens or port window
Engineering Tips
  • Implement routine cleaning with approved, lint-free wipes and optical-grade solvents to prevent permanent contamination buildup
  • Ensure proper cooling or thermal management around the installation to maintain the IR sensor within its specified operating temperature range

Compliance & Manufacturing Standards

Reference Standards
ISO 10110-7:2017 (Optics and photonics - Preparation of drawings for optical elements and systems - Surface imperfection tolerances) ANSI Z136.1 (Safe Use of Lasers) DIN 58196-2 (Optical components - Optical ports - Part 2: Dimensions and tolerances)
Manufacturing Precision
  • Bore diameter: +/-0.01mm
  • Surface flatness: λ/4 at 632.8nm
Quality Inspection
  • Interferometric surface flatness test
  • Spectroscopic transmission/reflection measurement

Factories Producing Optical Port (IR)

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What is the primary function of an optical port on an energy meter?

The optical port enables secure, contactless data transmission and configuration of energy meters using infrared communication, allowing utility providers to read consumption data and update settings without physical connections.

What materials ensure durability in industrial optical ports?

Our optical ports feature a polycarbonate optical window for impact resistance, GaAs/GaAlAs infrared LEDs for reliable emission, silicon photodiodes for sensitive reception, and PCB substrates designed for industrial environments.

How does the infrared optical interface prevent data interference?

The directional infrared communication uses specific wavelengths (typically 850-950nm) that require line-of-sight alignment, preventing cross-talk with other devices and ensuring secure, interference-free data transfer in electrical equipment installations.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Electrical Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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