Proline Promag 55S
electromagnetic flowmeter

The flowmeter with outstanding abrasion resistance and integrated solids content diagnostics

• Measuring principle

  Electromagnetic

• Product headline

  The flowmeter with outstanding abrasion resistance and integrated solids content diagnostics.
  Superb signal stability due to unique signal processing.
  Ideal for the most demanding applications with high solids content and high abrasion.

• Sensor features

  Maximum safety – industry-optimized measuring electrodes and linings. Energy‐saving flow measurement – no pressure loss due to cross section constriction. Maintenance‐free – no moving parts.
  Intensified coil system. Large range of liners. Solids content up to 80 % by weight.

• Transmitter features

  Highest performance – with integrated solids measurement for demanding fluids. Highest safety – integrated electrode cleaning. Automatic recovery of data for servicing.
  4-line backlit display with touch control. Two switch outputs. HART, PROFIBUS PA/DP, FOUNDATION Fieldbus.

• Nominal diameter range

  DN 15...600
  1/2"...24"

• Wetted materials

  Liner: Polyurethane, Hard rubber, PFA, PTFE, Natural rubber
  Electrodes: 1.4435/304L, Alloy C-22, Tantalum, Platinum, Duplex 1.4465, Tungsten carbide, Titanum

• Measured variables

  Volume flow, electrical conductivity, mass flow

• Max. measurement error

  Volume flow: ±0.5 % o.r.± 1 mm/s (0.04 in/s)
  Option: ±0.2 % o.r. ± 2 mm/s (0.08 in/s)

• Measuring range

  0.06 dm3/min to 600 m3/h (0.015 gal/min to 2650 gal/min)

• Max. process pressure

  PN 40, Cl. 300, JIS 20 K

• Medium temperature range

  0 to +60 °C (+32 to +140 °F), 0 to +80 °C (+32 to +176 °F), –20 to +50 °C (–4 to +122 °F), –20 to +180 °C (–4 to +356 °F), –20 to +150 °C (–4 to +266 °F)

• Ambient temperature range

  –40 to +60 °C (–40 to +140 °F)

• Sensor housing material

  Aluminum coated AlSi10Mg, carbon steel with protective varnish

• Transmitter housing material

  Powder-coated die-cast aluminum

• Degree of protection

  Standard: IP 67 (Type 4X enclosure) for transmitter and sensor
  Optional: IP 68 (Type 6P enclosure) for remote version of Promag S sensor

• Display/Operation

  Liquid-crystal display: illuminated, four lines with 16 characters per line
  Onsite operation with three optical sensor keys

• Outputs

  4...20mA
  (active/passive) Pulse-/ Frequency output (active/passive)
  Two status outputs

• Inputs

  Status
  Current input

• Digital communication

  HART, PROFIBUS DP/PA, FOUNDATION Fieldbus

• Power supply

  AC 20 to 260 V
  DC 20 to 64 V

• Hazardous area approvals

  ATEX, FM, CSA, UK Ex

• Product safety

  CE, C-tick, EAC marking

• Pressure approvals and certificates

  CRN, PED

• Material certificates

  3.1 material

• Hygienic approvals and certificates

  Drinking water approval:ACS, KTW-BWGL, NSF 61, WRAS BS 6920