Scope of Application

【Operating Instructions】

Suitable for testing the fire resistance properties of decorative fire retardant coatings applied to the surface of combustible substrates.

YS-3 Fire Retardant Coating Tester (Large Panel Method)

Scope of Application

Suitable for testing the fire resistance properties of decorative fire retardant coatings applied to the surface of combustible substrates.

Compliance Standards

• GB 12441-2018 "Classification and test methods for fire performance of decorative fire retardant coatings — Large panel method"

Instrument Features

1. High Automation: The degree of automation is high, and temperature errors are lower than the national standard requirements.

2. User-Friendly Design: Reasonable structural design makes operation and maintenance convenient.

3. Touch Screen Control: Equipped with touch screen control for simplified testing.

Technical Specifications

1. Control System: PLC + LabVIEW professional software with touch screen control for easy operation.

2. Power Supply: 220V ±10%, 50Hz, 300W.

3. Environment: Indoor use, without forced ventilation.

4. Air Blower: Air volume adjustable from (1～5) m³/min.

5. Thermocouple: Armored thermocouple, outer diameter ≤ 3mm, wire diameter 0.5mm, accuracy ≥ Class II, range 1300℃.

6. Timer Accuracy: Error ≤ 1s/h.

7. Unexposed Surface Monitoring: Five-channel thermocouple temperature measurement on the unexposed surface; automatic alarm when temperature reaches 220℃.

8. Ambient Temperature: -5℃ to 30℃.

9. Relative Humidity: ≤ 85%.

10. Gas Source: Liquefied Petroleum Gas (LPG). (Note: Gas source and connection fittings are supplied by the user.)

11. Fuel: Liquefied Petroleum Gas.

12. Dimensions:

• Test Panel Stand: 760mm × 760mm × 1500mm

• Control Box: 800mm × 500mm × 500mm

13. Specimen Size: 900mm × 900mm × 5mm ± 0.2mm (First-grade 5-ply plywood).

14. Data Logging: Automatically controls and records the time-temperature rise curve.

15. Alarm Function: Automatic alarm when the unexposed surface temperature reaches 220℃.