Alicat MC Series Mass Flow Controller - Manual (Page 28)

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MCD Dual Valve Mass Controller Operating Notes
The MCD is a versatile Dual-Valve Mass Flow and Pressure Controller. It can be used to:
• Measure mass flow and volumetric flow in both directions, plus absolute
pressure and temperature;
• Control mass or volumetric flow from a pressurized source or to vacuum;
• Control absolute pressure or back-pressure in a flowing process;
• Control absolute pressure in a closed volume with automatic venting.
Application examples are shown below and on the following page. Please contact
Alicat if you have any questions regarding MCD use.
FLOW
Process Gas Source
Mass Flow (or Volumetric Flow) Control
MCD top view
Process Connection
Inlet Valve
Outlet Valve
MCD front view
Process Connection
Inlet Valve
Outlet Valve
MCD rear view