Variable area flowmeter for liquids and gases :

• Rotameter TECHFLUID PS Series Low cost, excellent readability and light weight
• Simple installation (flanged, threaded or socket ends for solvent or fusion welding connections)
• Wide range of operating temperatures with several combinations of tube and fittings materials
• Scaled directly in l/h, m3/h, %,… Special scales for liquids and gases on request
• Flow rate:
  – Water: 4 l/h … 50 m3/h
  – Air: 200 Nl/h … 1500 Nm3/h
• Accuracy:
  – Models PT/PS: 4% (qG=50%)
  – Models PTM/PSM: 6% (qG=50%)
• Connections:
  – DIN flanges DN15 … DN80
  – BSP or NPT threaded connections ½” … 3”
  – Solvent weld socket PVC connections
  – Stainless steel & PP connections for welding
• Materials:
  – Measuring tube: Polysulfone and NAS®. Trogamid® T
  available on request
  – Fittings: PVC, steel, EN 1.4404 (AISI 316L), PP
  – Float: EN 1.4404 (AISI 316L), aluminium, PVC, PVDF,
  PTFE,…
  – Gaskets: NBR, VITON®, EPDM
• Local Indication
• Options:
  – 1 or 2 limit switches
  – Electronic transmitter with 4-20 mA analog output (18
  points max.). Ex version and HART, PROFIBUS or
  FIELDBUS protocols available on request

Rotameter TECHFLUID PS Series Measuring range

• 4 l/h … 50 m3/h H2O a 20ºC
• 120 Nl/h … 1500 Nm3/h air at 1 bar abs and 20ºC
• Other scales on request

Accuracy

• PT/PS models +-4% f.s.
• PTM/PSM models +-6% f.s.

Connections

• DIN DN15 … DN80 flanges
• Threaded fittings from ½” to 3” BSP
• PVC solvent weld socket fittings
• SS fittings for welding

Materials

• Flow tube: Trogamid T, Polysulfone and NAS
• Wetted parts/fittings: PVC, EN 1.4404 (SS 316L), Steel, PP
• Other on request.

Options

• 11 or 2 adjustable reed switches
• 4-20 mA transmitter (max. resolution 18 points)
• HART ™ protocol, Profibus, Fieldbus on request