www . refrigerationandaircon . co . za RACA Journal I May 2024 21
Feature
Demonstrating the integration of its controllers into HVAC systems , Du Plessis highlights the flexibility of the solutions . " Our controllers can measure downstream pressure after filters and adjust fan speed accordingly . Whether it ' s controlling airflow or compensating for external factors , they offer comprehensive control and monitoring capabilities ."
For larger installations such as centralised air conditioning systems , Ziehl-Abegg ' s controllers seamlessly integrate with existing building management systems ( BMS ) infrastructure .
Innovation is key when discussing advancements in sensor technology and control algorithms . " We ' re investing in AI integration to enhance data collection and analysis , enabling predictive maintenance and optimising system performance ."
Future developments include wireless modules and advanced control algorithms . " We ' re constantly innovating ,” he says , “ Our wireless modules offer flexibility in system design , while ongoing research in control algorithms promises even greater efficiency and functionality ."
He lists their controller ’ s key features and benefits as revolving around providing comprehensive control solutions that ensure optimal performance and energy efficiency :
• Accurate measurements : Sensors deliver precise data on temperature , velocity , flow , humidity , CO 2 and more , enabling informed decision-making .
• Seamless integration : Whether it ' s clean rooms , refrigeration or plumbing systems , its sensors and controls seamlessly integrate with existing HVAC infrastructure , enhancing functionality and performance .
• Scalability : From small-scale applications to large installations , a modular approach allows for scalability , catering to diverse needs and requirements .
• Energy efficiency : By optimising fan speed and airflow based on real-time data , its controls contribute to energy savings , reducing operational costs and environmental impact .
• With easy installation and compatibility with Ziehl-Abegg ' s standardised wiring layouts , and compatibility with industrystandard communication protocols such as Modbus , integration into existing systems is seamless .”
“ For instance , by precisely regulating airflow , adjusting fan speeds , and responding to changing environmental conditions , we ensure that HVAC systems operate at peak efficiency while maintaining optimal comfort levels ,” he says .
TAILORED SOLUTIONS FOR UNIQUE CHALLENGES IN HVAC One notable aspect is Ziehl-Abegg ' s expertise in addressing challenges related to building layouts and system configurations . While the company does not handle the actual installation , it works closely with consultants and system integrators to offer solutions tailored to the unique requirements of each project .
Supplied by Schneider Electric Supplied by Schneider Electric
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" Our products are highly customisable to meet specific client requirements , whether it ' s adapting to new protocols or addressing unique challenges in building layouts . Our product range caters to a wide array of industries , including HVAC , refrigeration and cleanroom applications . We offer specific products tailored to niche industries , ensuring that our solutions meet the specific needs and challenges of each sector ," Du Plessis explains .
Cleanroom applications in particular present unique requirements , often involving precise control over air quality and pressure . Ziehl-Abegg ' s expertise in this area allows them to provide specialised solutions , such as fan filter units designed to maintain negative pressure environments .
" Our experience extends to industries like healthcare and research , where maintaining sterile environments is critical ,” he says . “ We have developed control systems that ensure compliance with stringent regulations and standards , safeguarding the integrity of sensitive operations ."
The company ’ s services extend beyond just providing equipment . It ensures proper commissioning , assists customers in getting their systems up and running , and provides training to ensure they understand the functionality and applications . Product certification is another aspect of focus . " We adhere to all international standards , including EN and UL certification . Our products undergo rigorous testing and comply with ISO standards , providing customers with peace of mind regarding quality and safety ," says Du Plessis .
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www . refrigerationandaircon . co . za RACA Journal I May 2024 21