Hydrostatic Head YG(B)812QZ

[Instrument Name]：Hydrostatic Head Water Permeability Tester

[3^rd Lab Qualification Certificate]：

Tianfangbiao Certificate No.：TTTS-MCDT-FZ2306-04；

[3^rd Lab Qualification Certificate]：

Tianfangbiao Certificate No.：TTTS-MCDT-FZ2527-01；

[Patent number]：China Patent No.:22335359

[Patent number]：China Patent No.:21391574

[Calibration Certificate]：Shanghai Branch of the National Textile Metrology Station / Shanghai Textile Group Testing Standards Co., Ltd. Certificate No.:ZZ-202411607

[Drafting standard]：Enterprise Standard Q/WZC013-2026YG(B)812QZ Fabric Hydrostatic Head Tester

[Scope of Application]:

It is used for determining the water penetration resistance of various water-repellent treated fabrics (such as canvas, coated fabrics, tent fabrics, tarpaulins, rainwear fabrics, geotextiles, non-woven fabrics, etc.).

[Relevant Standards]：

GB/T4744  FZ/T01004  AATCC127  ISO811 customized ASTMD751 method A（Mollen Type） DIN 53886  JISL1092  BS7209 etc

[Instrument Features]:

1. Unique patented dual-circuit water return design for enhanced testing efficiency.
2. Precise program control via an industrial-grade processor.
3. Real-time pressure data acquisition using a high-precision 24-bit A/D converter.
4. 7-inch color touchscreen interface with switchable Chinese/English menus and customizable system time settings.
5. Three built-in measurement methods to meet diverse testing requirements.
6. Proprietary hydraulic rate balancing system ensuring a stable pressure rise rate.
7. Pneumatic specimen clamping for convenience, speed, and consistent stability.
8. Adjustable-angle, shadowless lighting system for clear observation of the specimen during testing.
9. Automatic switching between multiple pressure units (kPa, Pa, mmH₂O, mmHg, bar, mbar, cmH₂O, etc.).
10. Pneumatic pressurization for rapid response and no stroke limitations.
11. Automated test result grading and evaluation system.
12. Test data can be copied directly to a USB drive, facilitating use in various testing environments.
13. Built-in thermal printer.

[Technical Specifications]:

1. Technical Parameters:

2. Rate of water pressure increase: 1 kPa/min – 100 kPa/min
3. Operating modes: 3 types (Pressure ramp-up, Constant pressure with timer, Constant pressure with fixed duration)
4. Test methods:

Direct ramp-up method: Pressure recorded when the third water droplet appears on the specimen.

Constant pressure with timer method: Time recorded when the first water droplet appears on the specimen.

Constant pressure with fixed duration method: Observation of the specimen surface for water droplets to determine pass/fail status.

5. Test duration control: 0 s – 1,000,000.00 s; resolution: 0.01 s.
6. Specimen clamping area: 100 cm².
7. Display mode: Color screen; touchscreen operation with Chinese/English menu.
8. Power supply: AC 220V ±10%, 50Hz, 200W.
9. Instrument dimensions: (550 × 400 × 600) mm.
10. Weight: Approx. 70 kg.