Series 121 - Flowcal Automatic Control Valve

The Altecnic automatic flow control valves (AFC) are used to keep the flow rate constant, at the design value, in air conditioning and heating system. They automatically balance the circuit by ensuring the design flow rate to each terminal unit irrespective of changes elsewhere in the system. Altecnic automatic flow controlvalves are available both as a flow regulator or complete with a ball shut-off valve.

Technical Specification

  • Medium: Water glycol solution
  • Max. percentage glycol: 50%
  • Max.working pressure: 25 bar
  • Max. temperature range: -20 to 100C
  • p range: 15 to 200 kPa
  • Flow range: 0.085 to 11.0 m3/h
  • 0.024 to 3.055 l/s
  • Accuracy: 10%

Specification Details

Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Altecnic is consulted before specifying.

Altecnic
Mustang Drive
Stafford, Staffordshire
United Kingdom
ST16 1GW
P: +44 (0)1785 218200

Series 121 - Flowcal Automatic Control Valve

Series 121 - Flowcal 1/2" Automatic Balancing Valve
• Hot Water Temperature: -20 - 120 °C
• Length: 156.5 mm
• Operating Pressure: 25 bar
• Product ID Number: 121141
• Thread Connection Type: Female BSP (G) with Union x F
• Uniclass: Pr_65_54 Valve products

Series 121 - Flowcal 3/4" Automatic Balancing Valve
• Hot Water Temperature: -20 - 100 °C
• Length: 159.5 mm
• Operating Pressure: 25 bar
• Product ID Number: 121151
• Thread Connection Type: Female BSP (G) with Union x F
• Uniclass: Pr_65_54 Valve products

Series 121 - Flowcal 1" Automatic Balancing Valve
• Hot Water Temperature: -20 - 100 °C
• Length: 218.5 mm
• Operating Pressure: 25 bar
• Product ID Number: 121161
• Thread Connection Type: Female BSP (G) with Union x F
• Uniclass: Pr_65_54 Valve products

Series 121 - Flowcal 1 1/4" Automatic Balancing Valve
• Hot Water Temperature: -20 - 100 °C
• Length: 220.5 mm
• Operating Pressure: 25 bar
• Product ID Number: 121171
• Thread Connection Type: Female BSP (G) with Union x F
• Uniclass: Pr_65_54 Valve products

Series 121 - Flowcal 1 1/2" Automatic Balancing Valve
• Hot Water Temperature: -20 - 100 °C
• Length: 253 mm
• Operating Pressure: 25 bar
• Product ID Number: 121181
• Thread Connection Type: Female BSP (G) with Union x F
• Uniclass: Pr_65_54 Valve products

Series 121 - Flowcal 2" Automatic Balancing Valve
• Hot Water Temperature: -20 - 100 °C
• Length: 253 mm
• Uniclass: Pr_65_54 Valve products
• Product ID Number: 121191
• Operating Pressure: 25 bar

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