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Compressed air tank AR1

Compressed air preparation

Aventics Series AR1 compressed-air tanks serve as buffer reservoirs in pneumatic systems, absorbing pressure peaks and reducing compressor cycling. The series covers seven sizes from 0.1 litre (AR1-G012-0010, G 1/2 connection) to 9 litres (AR1-G200-0900, G 2 connection); intermediate volumes of 0.32, 0.5, 1, 2 and 4 litres are all G 1-connected.

Compressed-air tanks are typically installed at valve islands, pneumatic drives with high peak demand, or as local buffers upstream of fast-switching consumers. AR1 tanks are pressure-resistant steel cylinder housings designed for operation in compressed-air networks up to the rated working pressure of the connected maintenance unit.

TypeVolumeConnection
AR1-G012-00100.1 litreG 1/2
AR1-G100-00320.32 litreG 1
AR1-G100-00500.5 litreG 1
AR1-G100-01001 litreG 1
AR1-G100-02002 litresG 1
AR1-G100-04004 litresG 1
AR1-G200-09009 litresG 2

The required tank size depends on the peak volume demand of the consumer and the permissible pressure drop during peak operation. As a rule of thumb: the larger the peak volume required and the shorter the consumer duty cycle, the larger the buffer tank needed. The port size (G 1/2 to G 2) must match the nominal size of the connected maintenance unit. AR1 tanks are plumbed directly into the compressed-air line, ideally after the pressure regulator and before the consumer.

Typical applications: Buffer storage upstream of pneumatic hammers, nibblers and fast-switching grippers, pressure stabilisation on test rigs with short blow-off cycles, local pressure storage on long supply lines with high pressure loss, peak-demand equalisation at valve islands with multiple valves switching simultaneously, and system extensions in existing compressed-air networks with G 1/2 to G 2 connections.

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What are Aventics AR1 compressed air receivers and their primary industrial applications?
Aventics AR1 compressed air receivers are pressure vessels designed for pneumatic system air storage and pressure stabilization in industrial automation applications. These receivers serve manufacturing facilities, automotive production lines, packaging machinery, and general industrial pneumatics where consistent air supply and pressure buffering are critical. The AR1 series provides essential air volume storage to minimize compressor cycling, reduce pressure fluctuations, and ensure stable pneumatic actuator performance across diverse industrial sectors including food processing, pharmaceutical manufacturing, and assembly automation.
What are the key technical selection criteria for Aventics AR1 compressed air receivers?
Selection of Aventics AR1 compressed air receivers depends primarily on required storage volume, operating pressure rating, and port connection specifications. The AR1 series offers volumes ranging from 1.0 liter in model AR1-G012-0010 to 90 liters in model AR1-G200-0900, with working pressures typically rated to 16 bar for industrial pneumatic applications. Port sizes include G1/8, G1/4, and G3/8 BSP threads to match system piping requirements, while receiver capacity must align with downstream air consumption patterns and acceptable pressure drop tolerances during peak demand cycles.
Which standards and certifications apply to Aventics AR1 compressed air receivers?
Aventics AR1 compressed air receivers comply with EN 286-1 pressure vessel directive for simple pressure vessels and ISO 9001 quality management standards for consistent manufacturing processes. These receivers meet CE marking requirements under the Pressure Equipment Directive 2014/68/EU for vessels operating above 0.5 bar gauge pressure. Additional compliance includes DIN EN 13445 unfired pressure vessel standards and DGRL German pressure vessel regulations, ensuring safe operation in European industrial installations where compressed air storage systems require certified pressure containment equipment.
What are the main differences between Aventics AR1 compressed air receiver variants?
Aventics AR1 receiver variants differ primarily in storage volume capacity and port thread configurations to match specific system requirements. Models range from compact 1-liter units like AR1-G012-0010 for point-of-use applications to large 90-liter capacity AR1-G200-0900 receivers for high-demand pneumatic systems. Port thread options include G1/8 connections for small receivers, G1/4 threads for mid-range models, and G3/8 ports for larger capacity units, while all variants maintain consistent 16 bar working pressure ratings and similar mounting bracket configurations for standardized installation procedures.
What installation requirements and system compatibility considerations apply to Aventics AR1 receivers?
Aventics AR1 receivers require secure mounting with provided brackets rated for vessel weight plus dynamic loading from connected pneumatic lines. System compatibility demands matching port thread sizes to existing piping, typically G1/8, G1/4, or G3/8 BSP connections, with proper thread sealant application per ISO 7-1 standards. Installation must include upstream pressure regulation to prevent exceeding 16 bar working pressure, accessible drain valves for moisture removal, and minimum clearance for periodic inspection access as required by pressure vessel regulations.
What safety ratings and operating specifications characterize Aventics AR1 compressed air receivers?
Aventics AR1 compressed air receivers operate safely at working pressures up to 16 bar with test pressures typically 1.5 times working pressure per EN 286-1 standards. Operating temperature range spans -10°C to +60°C for standard compressed air media, with IP54 protection rating on threaded connections against dust ingress and water spray. Safety features include pressure relief capability when properly integrated with system safety valves, corrosion-resistant internal coatings for extended service life, and designed safety factors meeting European pressure vessel directive requirements for industrial pneumatic applications.
What maintenance schedule and inspection requirements apply to Aventics AR1 compressed air receivers?
Aventics AR1 compressed air receivers require daily condensate drainage through bottom drain valves to prevent internal corrosion and maintain air quality per ISO 8573 compressed air purity standards. Monthly visual inspections should verify external coating integrity, connection tightness, and mounting bracket security, while annual internal inspections check for corrosion or contamination buildup. Pressure vessel regulations typically mandate periodic testing every 5-10 years depending on local authorities, with expected service life exceeding 15 years under proper maintenance and operating within design pressure limits.