ASAIR temperature and humidity transmitter AF3485A Air quality monitor with display

Customization:

Customized logo（Min.Order: 5000 pieces）

ASAIR temperature and humidity transmitter AF3485A Air quality monitor with display

Name: ASAIR temperature and humidity transmitter AF3485A Air quality monitor with display
Brand: Alibaba
SKU: 1600405095607_1
Price: 39.00 USD
Availability: InStock
Rating: 4.8 (100 reviews)

Product overview

Core functionalities

Applicable scenarios

Unique advantages

Dual Environmental Monitoring: Measures both temperature (in Celsius) and relative humidity using capacitive sensing technology for precise and reliable readings.
Backlit Display: Features a clear, easy-to-read screen with backlighting, ensuring visibility in low-light environments.

Key features

1. Advanced Capacitive Sensing Technology

With capacitive sensing technology, achieve precise temperature and humidity measurements in real-time. ~20% more accurate than traditional resistive sensors*, ensuring reliable environmental monitoring.

2. Durable Industrial-Grade Construction

With a corrosion-resistant metal body, withstand harsh industrial environments. Outlast plastic-based models by up to 50% in wear resistance*, making it ideal for continuous commercial use.

3. Intuitive Interactive Design

With a backlit display and four programmable buttons, easily navigate settings and view readings in any lighting condition. Streamline operations compared to models with limited interfaces.

4. Dual Measurement for Comprehensive Control

Simultaneously monitor temperature and humidity with high precision, enabling proactive adjustments in warehouses, laboratories, or HVAC systems. Avoid the limitations of single-function devices.

5. Industrial Connectivity and Expandability

With a standard screw-terminal connector, integrate seamlessly with external sensors or systems for expanded monitoring networks. Outperform standalone units lacking expandability*.

Product details

The ASAIR AF3485A temperature and humidity transmitter is a durable, dual-measurement environmental sensor designed for precise monitoring of temperature (°C) and relative humidity (%). Its capacitive sensing technology ensures accuracy in industrial, commercial, or outdoor settings, while its backlit display and customizable thresholds provide flexibility for diverse applications.

Technical specifications

Feature	Specification	Benefit
Technology	Capacitive sensor	High precision for temperature/humidity readings
Display	Backlit LCD with dual readouts	Clear visibility in low-light environments
Material	Durable plastic/metal composite	Resists wear, corrosion, and environmental stress
Connectivity	Screw-terminal interface	Expandable for sensor networks or data logging
Customization	Adjustable thresholds (temp/humidity)	Alerts tailored to specific environmental needs
Certifications	IP65 rating	Protected against dust and water splashes

Customization guide

Adjustable temperature and humidity thresholds allow users to set alerts for specific environmental conditions (e.g., HVAC systems, greenhouses). The screw-terminal connector supports customization with external sensors or integration into larger monitoring systems.

Get inspired

Monitor indoor air quality in smart homes, optimize warehouse storage conditions, or track environmental changes in greenhouses. With its rugged design and expandable connectivity, the AF3485A adapts to scenarios requiring reliable, real-time data.

Choose your model

Parameter	Base Model	Advanced Model	Pro Model
Measurement Range	-20°C to 80°C	-30°C to 100°C	-40°C to 120°C*
Accuracy	±0.5°C/±3% RH	±0.3°C/±2% RH	±0.1°C/±1% RH
Connectivity	Analog output	Analog + USB	Analog + Wi-Fi/Bluetooth
Threshold Alerts	Manual settings	Auto-adjust via app	Remote control

Supplier's note

Technical Breakthroughs:
- Capacitive Sensing: Achieves ±0.1°C accuracy in the Pro model, outperforming traditional resistive sensors.
- Backlit Display: Enhances readability by 40% in low-light conditions compared to non-backlit models.
- Expandable Connectivity: Supports IoT integration, enabling remote monitoring for industrial-scale operations.
Optimal Version Selection:
- Base Model: Ideal for home or office use where basic monitoring suffices.
- Advanced Model: Targets commercial spaces (e.g., warehouses) needing USB connectivity and app-based adjustments.
- Pro Model: Designed for industrial applications (e.g., cold storage, labs) requiring extreme accuracy and wireless data transmission. With its triple-certified chemical resistance, the Pro ensures safe operation in harsh environments. Pair its Wi-Fi capability with customizable alerts to automate climate control systems.

Frequently asked questions

Which environmental sensor model suits industrial or outdoor settings for continuous temperature and humidity monitoring?
How do I clean and maintain the ASAIR AF3485A transmitter to prevent sensor degradation?
What are the benefits of capacitive humidity sensing in the AF3485A compared to resistive sensors?
Can I customize temperature and humidity thresholds on the AF3485A for specific monitoring needs?
Is the ASAIR AF3485A certified for use in commercial or medical environments?
How does the backlit display improve usability in low-light industrial settings?
What types of systems can the AF3485A’s connector interface with for data transmission?
Does the AF3485A require frequent recalibration for industrial use?

Product comparison

Category	Usage Scenarios	Characteristics	Advantages	Disadvantages
Basic Home/Office Monitor	Residential, small offices	- Temperature: ±2°C (ISO 9001) - Humidity: Resistive (±10% accuracy) - Non-backlit LCD (200 nits)	Affordable, simple setup. Portable and lightweight.	Low accuracy (e.g., ±10% humidity). No connectivity for data logging.
Industry Standard Sensor	Industrial facilities, warehouses	- Temperature: ±1°C (IEC 60751) - Humidity: Resistive (±5% ASTM E104) - Backlit LCD (ISO 13406) - Analog output	Reliable for basic industrial use. Meets common safety standards.	Limited accuracy (e.g., ±5% humidity). No advanced connectivity or customization.
Our Base (AF3485A)	Commercial buildings, offices	- Temperature: ±0.5°C (▲▲ vs Industry) - Humidity: Capacitive (±3% ▲▲▲ vs Industry) - Backlit LCD (400 nits ▲ vs Basic) - RS-485 connectivity (▲▲ over analog)	Higher accuracy for precise monitoring. Durable design (IP65) for harsh environments. Customizable thresholds via buttons.	Manual configuration required. No wireless connectivity.
Our Advanced (AF3485A Pro)	Data centers, labs	- Temperature: ±0.3°C (▲▲▲ vs Base) - Humidity: Capacitive + real-time logging (▲▲▲) - OLED touchscreen (▲▲▲ vs LCD) - Wi-Fi + RS-485 (▲▲▲ over Base)	Ultra-precise measurements for critical environments. Wireless integration for IoT systems. Cloud-ready data logging.	Higher cost. Requires professional installation.
Wireless Smart Sensor	Smart homes, IoT ecosystems	- Temperature: ±1°C (Bluetooth/Wi-Fi) - Humidity: Resistive (±6% ▲ vs Basic) - Battery-powered (▲▲) - Mobile app control (▲▲)	Easy remote monitoring via smartphone. Low-cost wireless setup.	Short battery life (6–12 months). Less durable than industrial models.
High-Precision Lab Sensor	Scientific research, calibration labs	- Temperature: ±0.1°C (NIST-traceable ▲▲▲▲) - Humidity: ±1% (ISO 3744 ▲▲▲▲) - Calibration lock (▲▲▲▲)	Extreme accuracy for calibration standards. Traceable to international benchmarks.	Expensive ($500+). Specialized use only; not for general environments.