Products | Explosion proof volume flow controller ExReg-V 
Electric volume air flow controller ExReg-V.. for Ex-areas
ATEX 2014/34/EU | Explosion proof | zone 1, 2, 21, 22
Ex volume air flow controller CAV/VAV
Stainless steel version ExReg-V-VA
Offshore/marine coated ExReg-V-CT
Application example compact CAV/VAV control system:
Volume air flow controller ExReg-V in combination with actuator ExMax-..-CY
Description – Electric volume air flow controller ExReg-V
- Explosion proof volume flow controller for applications in hazardous locations zone 1, 2, 21, 22 for control of air flows (CAV/VAV) in ventilation systems (HVAC applications)
- Can be configured on site in the hazardous location
- Fewer components
- No necessity to install safety barriers or to use special wiring
- Integral PID loop
- Optional available in stainless steel or with offshore/marine coating
Technical data
Measurement rangeElectric supplySwitch-on delayControllerAlarm monitoringMaintenanceDisplay
Protection / Housing materialAmbient temperature/-humidityPower supplyMeasurementsMeasurements stainless steel typeWeightExplosion proof for allInstallation area controllerCertification
ExReg-V
0...100 / 300 / 1.000 Pa24 VAC / DC3 secondsPID controller, control mode auto or manualMonitoring the flow, adjustable funtionswith alarm delayMaintenance freeLCD Backlight, defeatable
Switching status LEDsIP66 / Aluminium casting, coated-20°...+50°C, 0...95 %rHover integrated terminal boxL × W × H = 180 (CT = 187) × 107 × 66 mmL × W × H = 215 × 125 × 68 mm~ 0,95 kg / VA ~ 2,3 kg / CT ~ 1,1 kgGases, mists, vapours, dustZone 1, 2, 21, 22ATEX, IECEx
to the technical data sheetsDelivery – ExReg-V
- Electric volume air flow controller with integrated Ex-e terminal box
- 3 × Tapping screw Ø 4,2 × 13 mm
- 1 × Short circuit tube ca. 140 mm length
Special model in stainless steel – ExReg-V-...-VA
- Stainless steel housing similar AISI 316, some parts nickel plated
Special model in stainless steel – ExReg-V-...-OVA
- Offshore version with aluminium housing, pressure conection and screws
in seawater resistant robust stainless steel (similar AISI 316), M20 cable glands nickel-plated
Special model painted (coated) – ExReg-V-...-CT
- Aluminium housing offshore/marine coated, seawater resistant, cable
glands nickel plated, screws in stainless steel
Special model painted (coated) – ExReg-V-...-OCT
- Offshore version with aluminium housing offshore/marine coated, seawater resistant, cable glands nickel plated, tubes for clamping ring
Ø 6 mm and screws in stainless steel
Accessories – ExReg-V
- „ExMax-...-CY“ control actuator, 4...20 mA input, 0...10 V output
- „ExMax-...-CYF“ control actuator as above, but with spring return
- Mounting bracket for round air ducts up to Ø 600 mm
- Installation kit with 2 m flexible pressure hose Ø 6 mm
- Stainless steel pressure tube connection for 6 mm clamp fittings
- M16 standard cable glands in brass nickel plated
- M20 Ex-d cable glands in brass nickel plated for armoured cables
(Offshore applications) - Heating system ExPolar for use with ExReg controllers under low temperatures down to −40 °C
