Ventilated Balance Enclosure
Complies with NFX 15 211:2009, ASHRAE 110:1995, and China's national standard JG/T385:2012.
- Product Introduction
Product Overview:
Specifically designed to protect laboratory personnel from inhaling toxic, harmful, pathogenic, or unknown chemical substances during experiments. The equipment ensures effective air purification within the laboratory and fume hoods, safeguarding users and enhancing workplace safety.

Product Features:
1. Metal Components
Constructed from ≥1.2mm galvanized steel sheets with epoxy resin electrostatic coating.
The surface features a durable, lead-free, chemical-resistant finish that offers high gloss, corrosion resistance, and moisture protection.
The cabinet has a 60° rounded corner design, combining durability with an aesthetically pleasing appearance.
2. Rounded Interior
The bottom interior of the cabinet has rounded edges for easy and efficient cleaning.
3. Front and Side Panels
The front door is designed with operation holes or glove compatibility for convenient weighing operations.
Made from ≥6mm acrylic panels, these components are weather-resistant, chemically stable, aging-resistant, and transparent for clear visibility, ensuring a safe and comfortable user experience.
4. Temperature and Humidity Monitoring
Displays real-time temperature and humidity, with alarm settings to ensure safe use.
5. Fan Monitoring
Includes an alarm system for fan failure and an adjustable fan speed feature to match air volume requirements for different chemical operations.
6. Filter Saturation Alarm System
Features dual-layer filters and a VOC sensor for organic gas monitoring.
The system detects filter saturation levels, issuing an alarm when saturation exceeds a preset value.
Filters are easily replaceable via a pull-out design.
7. Optional HEPA Filter Monitoring
A differential pressure sensor (optional) can be added to monitor HEPA filter saturation.
8. PSC Fan
High-performance PSC fan (USA) operating at 24V, with ultra-quiet, spark-free, and static-free performance.
9. High-Efficiency Filtration System
Filters are designed per ASTM standards for particle size distribution, effectively targeting acidic and organic gases.
HEPA filters achieve a 99.995% efficiency for particles ≥0.3µm.
10. Enhanced Safety
Meets OEB 5 requirements, with a leakage rate of less than 1µg/m³.
Adjustable fan speed ensures face velocity within the 0.4–0.6m/s range.
11. Energy-Efficient LED Lighting
Features LED lighting equivalent to a 25W fluorescent lamp, generating minimal heat and ensuring stable experimental environment temperatures.
12. 5-Inch Touchscreen Display
Includes a high-resolution (1024x600) LCD touchscreen for a premium visual experience and intuitive operation.
Advantages:

● Easy Installation
No ductwork is required, making installation convenient. The system is environmentally friendly, with no exhaust emissions.
● Customizable Filter Modules
According to experimental needs, the top can be equipped with various filter modules to accommodate different experiments.
● Advanced Modular Filtration Technology
Fully absorbs and filters harmful gases and particulates generated during experiments.
● Energy Efficient
No need to consume air conditioning energy, leading to high energy savings.
● Mobility and Accessibility
Can be placed on a desktop or equipped with a wheeled base for versatile placement in complex experimental environments.
Working Principle:
Air Inlet
Air is directly drawn into the enclosure, creating negative pressure and forming a natural barrier that isolates users from chemical exposure.
Comprehensive Filtration System
The fan system extracts toxic gases, filters them, and recirculates clean air, ensuring chemical gases stay contained and prevent contamination.
Air Purification
Different filters are configured based on the operation to effectively filter toxic gases, purify lab air, remove chemical residues, and improve lab cleanliness.
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