Scope of Application

【Operating Instructions】

The main performance indicators of the YS-706BD Mask Viral Filtration Efficiency (VFE) Tester comply with YY/T 1497-2016 "Evaluation of viral filtration efficiency of materials for medical protective masks - Phi-X174 bacteriophage test method". It adopts a dual-airway simultaneous comparative sampling method, which improves sampling accuracy. It is suitable for metrological inspection departments, research institutes, mask manufacturers, and other relevant departments for performance testing of mask viral filtration efficiency.

YS-706BD Mask Viral Filtration Efficiency (VFE) Tester

Scope of Application

The main performance indicators of the YS-706BD Mask Viral Filtration Efficiency (VFE) Tester comply with YY/T 1497-2016 "Evaluation of viral filtration efficiency of materials for medical protective masks - Phi-X174 bacteriophage test method". It adopts a dual-airway simultaneous comparative sampling method, which improves sampling accuracy. It is suitable for metrological inspection departments, research institutes, mask manufacturers, and other relevant departments for performance testing of mask viral filtration efficiency.

Compliance Standards

• YY/T 1497-2016 Evaluation of viral filtration efficiency of materials for medical protective masks - Phi-X174 bacteriophage test method.

Instrument Features

• Sampling System: Negative pressure cabinet with built-in peristaltic pump and dual-channel (A & B) liquid impinger samplers.

• Flow Control: Peristaltic pump flow rate is adjustable.

• Aerosol Generation: Dedicated microbial aerosol generator with adjustable spray flow rate and excellent atomization effect.

• Control System: Embedded high-speed industrial microcomputer control.

• Display: 10.4-inch industrial-grade high-brightness color touch screen.

• Data Storage: USB interface supporting U-disk data transfer.

• Lighting: Built-in high-brightness illumination lamp inside the cabinet.

• Sterilization: Built-in UV disinfection lamp inside the cabinet.

• Safety: Built-in leakage protection switch to ensure operator safety.

• Cabinet Construction: Inner layer is integrally formed stainless steel; outer layer is plastic-sprayed cold-rolled steel. The space between layers features thermal insulation and flame-retardant design.

• Access: Front glass door with switch mechanism for easy observation and operation.

• Stand: Detachable stand with adjustable height.

• Mobility: Dual-purpose casters for support and movement.

Technical Specifications

• Negative Pressure Cabinet Ventilation Flow: ≥ 5 m³/min

• Cabinet Door Dimensions: 1000 mm (L) × 737 mm (W)

• Main Unit Dimensions: 1180 mm (L) × 650 mm (W) × 1300 mm (H)

• Stand Dimensions: 1180 mm (L) × 650 mm (W) × 573 mm (H), height adjustable within 100 mm.

• Power Supply: AC (220 ± 22) V, (50 ± 1) Hz

• Noise Level: < 65 dB(A)

• Weight: Approx. 250 kg

• Power Consumption: < 1500 W