CAV Controller
RN
FOR THE PRECISE CONTROL OF CONSTANT VOLUME FLOW RATES
Circular self-powered volume flow controllers for the control of supply air or extract air in constant air volume systems
- Volume flow rate can be set using an external scale, no tools required
- High control accuracy
- No on-site test measurements required for commissioning
- Suitable for airflow velocities of up to 12 m/s
- Any installation orientation; maintenance-free
- Casing air leakage to EN 1751, class C
Optional equipment and accessories
- Acoustic cladding for the reduction of case-radiated noise
- Secondary silencer Type CA, CS or CF for the reduction of air-regenerated noise
- Hot water heat exchanger Type WL and electric air heater Type EL for reheating the airflow
- Actuator for switching between setpoint values
VFC
FOR LOW AIRFLOW VELOCITIES
Circular mechanical self-powered volume flow controllers for the control of supply air or extract air in constant air volume systems with low airflow velocities
- Suitable for airflow velocities from 0.8 m/s
- Very simple commissioning
- Volume flow rate can be set using a rotary knob and a scale on the outside of the casing
- Simple retrofit of an actuator for variable volume flows
- Any installation orientation; maintenance-free
- Casing air leakage to EN 1751, class C
Optional equipment and accessories
- Secondary silencer Type CA, CS or CF for the reduction of air-regenerated noise
- Hot water heat exchanger Type WL and electric air heater Type EL for reheating the airflow
- Actuator for variable volume flows or for Vmin / Vmax switching
VFL
VOLUME FLOW LIMITER FOR INSERTION INTO DUCTING
Circular, mechanical self-powered controllers for insertion into ducting, for the quick and easy balancing of constant volume flow rates in ventilation and air conditioning systems
- Unique damper blade edge for acoustic optimisation
- Simple and quick commissioning on site
- Range of volume flow rate setpoints for each nominal size
- Precise and simple setting of volume flow rates using a scale
- Best accuracy among controllers for insertion
- Suitable for low airflow velocities from 0.8 m/s
- Any installation orientation; maintenance-free
EN
REGULACIÓN EXACTA EN INSTALACIONES DE CAUDAL CONSTANTE CON CAUDALES NORMALES Y ALTOS
Controladores rectangulares de caudal de aire que operan de manera autónoma realizando el control del aire de impulsión y retorno en sistemas de caudal constante de aire
-
Adecuados para caudales de aire de hasta12.096 m³/h ó 3.360 l/s
- Fijación del caudal de aire mediante escala exterior
- Elevada precisión de regulación
- No requiere de pruebas de funcionamiento en obra
- Adecuados para velocidades de aire de hasta 8 m/s
- Estanqueidad de la carcasa en cumplimiento con EN 1751, clase C
Equipamiento opcional y accesorios
-
Aislamiento acústico para la reducción del ruido radiado por la carcasa
- Silenciador secundario Serie TX para reducción del ruido de aire regenerado
- Batería de agua caliente Serie WT para el recalentamiento del aire
- Actuador para selección de los valores de consigna
RN-EX
FOR THE PRECISE CONTROL OF CONSTANT VOLUME FLOWS IN POTENTIALLY EXPLOSIVE ATMOSPHERES (ATEX)
Circular, mechanical self-powered volume flow controllers for the control of supply air or extract air in constant air volume systems, approved and certified for potentially explosive atmospheres (ATEX)
- ATEX-compliant construction
- Approved for gases, mists, vapours and dusts in zones 1, 2, 21 and 22
- Volume flow rate can be set using an external scale, no tools required
- No on-site test measurements required for commissioning
- Suitable for airflow velocities of up to 12 m/s
- Any installation orientation
- Casing air leakage to EN 1751, class C
Optional equipment and accessories
- Acoustic cladding for the reduction of case-radiated noise
- Secondary silencer Type CA for the reduction of air-regenerated noise
EN-EX
FOR THE PRECISE CONTROL OF NORMA TO HIGH CONSTANT VOLUME FLOWS IN POTENTIALLY EXPLOSIVE ATMOSPHERES (ATEX)
Rectangular, mechanical self-powered volume flow controllers for the control of supply air or extract air in constant air volume systems, approved and certified for potentially explosive atmospheres (ATEX)
- ATEX-compliant construction
- Approved for gases, mists, vapours and dusts in zones 1, 2, 21 and 22
- Suitable for volume flow rates up to 12,600 m³/h or 3,500 l/s
- Volume flow rate adjustment from outside by rotary knob
- High control accuracy
- No on-site test measurements required for commissioning
- Casing air leakage tested to EN 1751, class C
- Visual display of damper blade position for operating point optimisation
Optional equipment and accessories
- Acoustic cladding for the reduction of case-radiated noise
- Secondary silencer Type TX for the reduction of air-regenerated noise