Editorial Technical Reference

Treatment Timer

This page explains how Treatment Timer is classified within Computer, Electronic and Optical Product Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A timing control component for portable home phototherapy devices that regulates treatment duration.

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Product Specifications

Technical details and manufacturing context for Treatment Timer

Definition
The Treatment Timer is an electronic timing component designed for integration into portable home phototherapy devices. Its primary function is to precisely control the duration of light therapy sessions, ensuring that patients receive the prescribed exposure time for conditions such as neonatal jaundice, psoriasis, or seasonal affective disorder. By automatically shutting off the light source after the set duration, it helps prevent overexposure, which is critical for safety and treatment efficacy.

This component operates on a digital or microcontroller-based platform, counting elapsed time from the moment treatment is initiated. When the preset duration is reached, it sends an electrical signal to deactivate the phototherapy light source, often accompanied by visual or audible alerts to notify the user. The timer is designed for low power consumption, making it suitable for battery-operated portable devices.

Key technical parameters include a rated voltage of 100–240 V AC (auto-detecting 50/60 Hz), a timing range of 1–60 minutes adjustable in 1-minute increments, and a timing accuracy of ±1% at 25°C. It operates within a temperature range of 0–40°C and can be stored at -20–60°C, with non-condensing relative humidity of 20–85%. The device is splash-proof with an ingress protection rating of IP21–IP22, and features a backlit LCD display for low-light visibility. Its compact dimensions (50×30×15 mm) and lightweight design (≤50 g) facilitate integration into portable devices.

Electrical safety is addressed with an insulation resistance of ≥100 MΩ at 500 V DC and a dielectric strength of 1500 V AC for 1 minute, referencing IEC 60664-1. The component is built with a PCB, microcontroller/IC, display, and buttons/switches. All listed parameters and standards are reference values for directory purposes; users must verify model-specific specifications and compliance with the legal manufacturer or supplier before procurement or use.
Working Principle
The Treatment Timer uses digital or microcontroller-based circuitry to count elapsed time from treatment initiation. When the preset duration is reached, it triggers an electrical signal to deactivate the phototherapy light source, often accompanied by visual or audible alerts to notify the user. The timer is designed for low power consumption, making it suitable for battery-operated portable devices.
Common Materials
PCB (Printed Circuit Board), Microcontroller/IC, Display (LCD/LED), Buttons/Switches
Technical Parameters
ParameterTypical rangeNotes & selection driver
Rated Voltage100–240 V ACUniversal input for global marketsIEC 60038
Rated Frequency50/60 HzAuto-detectingIEC 60038
Power Consumption≤5 WLow power for portable devices
Timing Range1–60 minAdjustable in 1-min increments
Timing Accuracy±1%At 25°C
Operating Temperature0–40 °CNon-condensingIEC 60068-2-1/2
Storage Temperature-20–60 °CFor transport and storageIEC 60068-2-1/2
Relative Humidity20–85 % RHNon-condensingIEC 60068-2-78
Ingress ProtectionIP21–IP22Splash-proof for home useIEC 60529
Display TypeLCDBacklit for low-light visibility
Dimensions50×30×15 mmCompact for integration
Weight≤50 gLightweight for portability
Insulation Resistance≥100 MΩAt 500 V DCIEC 60664-1
Dielectric Strength1500 V ACFor 1 minuteIEC 60664-1

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Microcontroller Unit
    Processes timing logic and controls countdown operations
    Material: Semiconductor silicon
  • Time Setting Interface
    Allows user to input desired treatment duration via buttons or touch controls
    Material: Plastic/ABS with conductive elements
  • Display Module
    Shows remaining treatment time and operational status
    Material: LCD/LED panel with glass/plastic cover
  • Control Relay
    Switches phototherapy light source on/off based on timer signals
    Material: Copper contacts, plastic housing
  • Audible Alert Optional
    Sounds when the treatment time is up, on units that include it.

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric only (non-pressurized component)
other spec: Humidity: 20-80% RH non-condensing, Power: 3-5V DC, Treatment duration: 1-60 minutes adjustable
temperature: 0°C to 40°C (operating), -20°C to 60°C (storage)
Media Compatibility
✓ Home phototherapy LED arrays ✓ Low-voltage medical device circuits ✓ Plastic/ABS device housings
Unsuitable: High-moisture or wet environments (e.g., bathrooms, outdoor use)
Sizing Data Required
  • Required treatment duration range (minutes)
  • Device power supply voltage and current rating
  • Control interface type (e.g., button, digital, remote)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Timer Circuit Failure
Cause: Electrical component degradation due to voltage spikes, moisture ingress, or thermal cycling leading to capacitor leakage or microcontroller malfunction.
Mechanical Actuator Wear
Cause: Friction and fatigue in solenoid valves or motorized components from repeated cycling, inadequate lubrication, or particulate contamination in the mechanism.
Maintenance Indicators
  • Inconsistent or erratic timing cycles compared to set parameters
  • Audible buzzing, clicking, or grinding noises from internal components during operation
Engineering Tips
  • Implement surge protection and environmental controls (e.g., sealed enclosures, stable temperature) to shield electronic components from electrical and moisture-related stresses.
  • Establish a preventive maintenance schedule for cleaning, lubricating, and inspecting mechanical parts, and calibrate timing accuracy quarterly using certified instruments.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ANSI/ISA-88.00.01 - Batch Control CE Marking - EMC Directive 2014/30/EU

Quoted from the published standard.

Manufacturing Precision
  • Timer Accuracy: +/- 0.5% of set time
  • Display Resolution: +/- 1 digit
Quality Inspection
  • Functional Timing Test
  • Environmental Stress Screening (ESS)

Manufacturers of Treatment Timer

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Frequently Asked Questions

What is the Treatment Timer used for?

It is a component that controls the duration of light therapy sessions in portable home phototherapy devices, ensuring patients receive the prescribed exposure time and preventing overexposure.

What are the key timing specifications?

The timing range is 1–60 minutes, adjustable in 1-minute increments, with an accuracy of ±1% at 25°C. These are reference values; confirm the actual model's specifications with the manufacturer.

What power input does it require?

It accepts 100–240 V AC at 50/60 Hz, auto-detecting, and consumes ≤5 W. This is typical for portable devices, but verify with the supplier.

Is it safe for home use?

It has an ingress protection rating of IP21–IP22 (splash-proof) and operates at 0–40°C. Electrical safety includes insulation resistance ≥100 MΩ and dielectric strength 1500 V AC. Always check compliance with relevant standards for your application.
Data basis: editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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