Senseca CRG-025HMS – Paddle Type Flow Switch

The Senseca CRG-025HMS Flow Switch is a mechanical, paddle-operated device
designed for monitoring the flow of liquid and gaseous media in pipes
ranging from DN 25 to DN 200. It is a rugged and economical solution widely
used in industrial plant construction and heating and air conditioning systems.

Specifications

• Function: Paddle-operated micro switch, actuated via metal bellows with adjustable switching point
• Media: Water (oils and aggressive media available on request)
• Process Connection: Male thread R 1″
• Pipe Dimensions: DN 25 (minimum) to DN 200 (maximum)
• Materials (Medium Contact):
  • Connection: Brass
  • Bellows: Tombak
  • Paddle: Stainless Steel 316Ti
• Switching Range:
  0.60 – 2.0 m³/h (DN 25 standard), Qmax 3.6 m³/h.
  Total adjustable range from 0.2 m³/h up to 165.7 m³/h depending on paddle configuration.
• Pressure Resistance: Max 11 bar
• Medium Temperature: -20°C to +120°C
• Ambient Temperature: -20°C to +70°C
• Electrical Data:
  • Switching Voltage: Max 250 V AC
  • Switching Current: 15(8) A
  • Protection Class: IP65
• Installation:
  Horizontal installation with inward flow recommended.
  Other mounting positions are possible but may affect switching accuracy.
  A calming section of 10 × DN at inlet and outlet is advised.
• Weight: 0.95 kg (brass version)