CAMLogic Rotary Paddle Level Switch PFG05AT Series

Introduction – CAMLogic Rotary Paddle Level Switch PFG05AT Series

The CAMLogic Rotary Paddle Level Switch PFG05AT Series is a heavy-duty electromechanical level indicator designed for bulk solid materials, including powders, granules, and grains stored in silos or bins. Engineered for precision, durability, and safety, this series provides accurate detection of full or empty levels under harsh industrial conditions. Its robust die-cast aluminium housing and AISI 304/303 stainless steel wetted parts guarantee long service life and protection against corrosion and mechanical stress.

Built to perform reliably in explosive dust atmospheres, the PFG05AT Series conforms to the latest ATEX and IECEx standards, making it suitable for Zone 20/21 hazardous environments. Its IP65 protection, low power consumption, and flexible configuration options ensure stable operation even in demanding continuous processes. The PFG05AT Series is also available in versions for high temperatures up to +200 °C, and in extended models capable of operation up to +400 °C or +600 °C (PFG05ATFV).

With its modular paddle selection, a variety of process connections, and optional features such as rotation control, voltage monitoring, and double contact outputs, the CAMLogic PFG05AT is an adaptable solution for industries handling bulk solids. It combines rugged mechanical design with electrical versatility, ensuring maximum safety and efficiency in process automation systems.

Dubai Sensor, an authorized distributor of CAMLogic products in the UAE and MENA region, supplies the PFG05AT Series to support industrial and process applications where reliability, safety, and compliance are paramount.

Key Features & Benefits

• Designed for solid and granular materials in silos and bins
  
  
• High-temperature operation up to +200 °C (AT) / +600 °C (ATFV)
  
  
• ATEX & IECEx certified for dust explosive atmospheres (Zones 20/21/22)
  
  
• Rugged die-cast aluminium housing, corrosion-resistant AISI 304/303 stainless-steel internals
  
  
• IP65 protection against dust and water jets
  
  
• Multiple voltage options: 115/230 V AC, 24/48 V AC, or 24 V DC
  
  
• SPDT output contact rated 10 A @ 250 V AC
  
  
• Low power consumption (max. 4 W)
  
  
• Customizable paddles for different bulk densities (0.1 – 2.0 kg/dm³)
  
  
• Optional features: dual SPDT contact, voltage and rotation monitoring, 4 RPM motor, signal lamp, condensation filter
  
  
• Maintenance-free operation with life-lubricated bearings and FKM dust seal
  
  
• Easy installation – no calibration or alignment required
  
  

Technical Specifications – CAMLogic Rotary Paddle Level Switch PFG05AT Series

Standards & Certifications

• ATEX Directive 2014/34/EU – for explosive dust atmospheres
  
  
• IECEx certification – international Ex safety compliance
  
  
• RoHS (2011/65/EU) – restriction of hazardous substances
  
  
• EMC (2014/30/EU) – electromagnetic compatibility
  
  
• LVD (2014/35/EU) – low voltage safety
  
  
• Protection Rating: IP65 (dust-tight and protected against water jets)
  
  
• Marking:
  
  
• Ex II 1/2 D Ex ta/tb IIIC T85 °C IP65 Da/Db (Zones 20/21)
  
  
• Ex II 3 D Ex tc IIIB T85 °C Dc (Lamp version – Zone 22)
  
  

Applications & Industries

• Storage silos, hoppers, and bins for powders, grains, and pellets
  
  
• Cement, ceramic, and aggregate handling systems
  
  
• Food and beverage bulk processing (flour, sugar, grain)
  
  
• Chemical and pharmaceutical powder management
  
  
• Plastic granule and resin processing
  
  
• Feed and biomass storage systems
  
  
• Energy and waste management plants
  
  
• Widely used in UAE and MENA industries requiring ATEX-certified dust-level monitoring
  
  

Installation, Commissioning & Maintenance

• Can be installed horizontally, vertically, or at an angle depending on vessel geometry
  
  
• Seal cable entries using IP65-certified glands or sealing caps
  
  
• Ground connections must be securely bonded (internal & external PE terminals)
  
  
• Protect against falling product using deflectors
  
  
• Check that the power supply corresponds to the rated voltage before energizing
  
  
• Periodically inspect cover gaskets and gland seals for wear or damage
  
  
• Maintenance-free under normal conditions; internal bearings are life-lubricated
  
  
• Repairs must comply with IEC 60079-19 and be performed by CAMLogic or authorized technicians
  
  

Why Choose CAMLogic Rotary Paddle Level Switch PFG05AT Series

The PFG05AT Series represents the pinnacle of mechanical reliability and industrial safety in rotary paddle level measurement. Built entirely from high-quality aluminium and stainless steel, it is designed to withstand continuous operation in abrasive, dusty, or high-temperature environments.

Its certified ATEX and IECEx protection, combined with flexible electrical configurations and a broad range of customization options, make it a future-proof choice for automation engineers and plant designers. With proven reliability and simple integration, it ensures safe and consistent level detection across diverse process industries.

Ordering Guide

1. Select the model: PFG05AT (standard) / PFG05AT/F (flanged) / PFG05ATFV (high-temperature).
   
   
2. Choose power supply: 115/230 V AC, 24/48 V AC, or 24 V DC.
   
   
3. Select paddle type: AISI 304 stainless steel model (AC1–AC18) according to material density.
   
   
4. Define installation type: Threaded or flanged process connection.
   
   
5. Add options if needed: Dual contact, rotation control, voltage alarm, or low-temperature version.
   
   
6. Verify ATEX or IECEx certification requirements for your installation zone.
   
   

For procurement and technical support in the UAE and MENA region, Dubai Sensor is the official distributor of CAMLogic Rotary Paddle Level Switches.

FAQ – CAMLogic Rotary Paddle Level Switch PFG05AT Series

Q1: What is the main application of the CAMLogic PFG05AT Series?
The PFG05AT Series is used for monitoring level thresholds (full or empty) of solid and granular materials such as powders, grains, and pellets in silos, hoppers, and bins. It provides reliable detection under both normal and explosive dust atmospheres.

Q2: Can the PFG05AT be used in hazardous areas?
Yes. The PFG05AT Series is ATEX and IECEx certified for use in dust explosive environments (Zones 20/21). The lamp-equipped versions are suitable for Zone 22.

Q3: What materials are used in the construction of the PFG05AT?
The housing is made of die-cast aluminium (powder-coated), while the shaft and paddle are manufactured from AISI 303/304 stainless steel, ensuring resistance to corrosion and wear.

Q4: What is the operating temperature range?

• Ambient: –20 °C to +70 °C (optional –40 °C version)
  
  
• Process: –20 °C to +200 °C for standard AT version
  
  
• Up to +600 °C for PFG05ATFV high-temperature model
  
  

Q5: What types of output signals are available?
The standard output is an SPDT micro switch, rated 10 A at 250 V AC. Optional features include dual contact outputs, rotation control, and voltage monitoring for enhanced system integration.

Q6: Is calibration required before use?
No. The PFG05AT Series is designed for plug-and-play operation. Once installed and powered, it operates without calibration or alignment.

Q7: How is the device protected against dust and moisture?
It carries an IP65 protection rating, providing complete dust-tightness and protection against water jets, making it suitable for both indoor and outdoor applications.

Q8: What optional accessories are available?
Available options include:

• Low-temperature heater (down to –40 °C)
  
  
• Double SPDT contacts
  
  
• Rotation control output
  
  
• Voltage monitoring relay
  
  
• Signal lamp (for Zone 22)
  
  
• Condensation filter
  
  
• 4 RPM motor for faster response
  
  

Q9: What industries typically use the PFG05AT Series?
It is widely used in the cement, food and beverage, chemical, plastic, grain, and energy sectors — anywhere accurate level detection of solid materials is essential, including facilities in the UAE and MENA regions.

Q10: What is the warranty period?
The CAMLogic PFG05AT Series is covered by a 24-month warranty from the date of shipment, limited to manufacturing defects and workmanship, provided the product is installed and used according to manufacturer guidelines.