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أنظمة التحكم في الغرف النظيفة والمراقبة البيئية
FFU نظام التحكم في المجموعة
A networked controller that supervises large banks of fan filter units, distributes speed setpoints and identifies individual FFU faults from one operator panel.
- Individual FFU Addressing
- Grouped Speed Commands
- Live Motor Feedback
- Fault Location by Unit
مقدمة المنتج
The FFU group control system connects individually addressed EC fan filter units through dedicated communication branches and industrial gateways. Operators can start, stop or change speed by room, zone or selected unit while receiving actual speed, current and fault status from each fan. Scheduled occupied and setback modes reduce unnecessary fan energy outside production periods. Branch segmentation keeps troubleshooting practical in large ceilings because a communication issue can be isolated without losing visibility of every cleanroom zone.
الخصائص الرئيسية
Zone commands change multiple EC fan speed setpoints without editing every unit separately.
Returned speed, current and alarm states reveal stalled or disconnected FFUs quickly.
Segmented gateways support orderly expansion across multiple cleanroom ceiling grids.
مخاوف المنتج للعملاء
A large FFU ceiling needs centralized control without making a single branch fault difficult to diagnose or service.
Technicians cannot identify which fan in a dense ceiling grid has failed.Addressed status feedback links each alarm to a room coordinate and FFU number.
Manual speed adjustment creates inconsistent airflow across adjacent zones.Group setpoints apply a coordinated command to every selected FFU branch.
Full-speed operation during idle hours wastes fan energy.Scheduled occupied and setback commands reduce speed when process demand is lower.
One communication fault can obscure a large number of ceiling units.Multiple isolated branches and gateways limit the affected section and preserve the remaining network.
تطبيقات نموذجية
أشباه الموصلات غرف الأبحاث السقوفPharmaceutical filling suitesElectronics assembly cleanroomsModular cleanroom installations
المعلمات الفنية
Typical construction for an FFU group control cabinet serving networked EC fan filter units is listed below.
| المواد الأساسية | Powder-coated steel cabinet with FR-4 control boards, isolated RS-485 interfaces and copper terminals |
|---|---|
| سمك اللوحة | 180-350 mm cabinet depth |
| العرض الفعال | 500-1000 mm enclosure width |
| الحد الأقصى الطول | Up to 1800 mm enclosure height |
| الصلب يواجه سمك | 1.2-1.8 mm powder-coated steel panels |
| الكثافة الأساسية | 7800-8050 kg/m³ for steel enclosure components |
| الموصلية الحرارية | 45-60 W/(m·K) for steel structural parts |
| إنهاء السطح | Light-gray textured powder coat with blue HMI bezel and labeled branch indicators |
| نوع المشترك | DIN-rail modular cabinet with segregated power and multi-branch Modbus terminal sections |
| التخصيص | متوفر على أساس التطبيق المقصود وبيئة التشغيل. |
الخيارات المتاحة
Modbus RTU or TCP gatewaysTouchscreen ceiling mapOccupied and setback schedulesRedundant communication branches
Planning a FFU Group Control System specification?
أرسل لنا الأبعاد الخاصة بك، شروط التثبيت، أهداف الأداء والتشطيب السطحي المطلوب.
