Proline t-mass F 500
thermal mass flowmeter

Inline flowmeter with long-term stability as remote version with up to 4 I/Os

• Measuring principle

  Thermal

• Product headline

  Inline flowmeter with long-term stability as remote version with up to 4 I/Os.
  Flexible, convenient programming based on 21 standard gases or freely definable gas mixtures thereof.
  Measurement of utility and process gases as well as gas mixtures in small line sizes.

• Sensor features

  High level of process control – premium measurement accuracy and repeatability. Reliable monitoring – detection of process disturbances and reverse flow. Easy maintenance – removable sensor.
  Inline version with DN 15 to 100 (½ to 4"). Bidirectional measurement; high measuring performance. Patented drift-free sensor with SIL 2.

• Transmitter features

  Full access to process and diagnostic information – numerous, freely combinable I/Os and fieldbuses. Reduced complexity and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology.
  Remote version with up to 4 I/Os. Backlit display with touch control and WLAN access. Standard cable between sensor and transmitter.

• Nominal diameter range

  DN 15 to DN 100 (1/2" to 4")

• Wetted materials

  Measuring tubes
  • DN 15 to 50 (½ to 2"): stainless cast steel, CF3M/1.4408
  • DN 65 to 100 (2½ to 4"): stainless steel, 1.4404 (316/316L)
  Process connections
  Flange connections
  Stainless steel, 1.4404 (F316/F316L)
  Threaded connections
  Stainless steel, 1.4404 (316/316L)
  Sensing element
  Unidirectional
  • Stainless steel, 1.4404 (316/316L)
  • Alloy C22, 2.4602 (UNS N06022);
  Bidirectional
  Stainless steel, 1.4404 (316/316L)
  Reverse flow detection
  Stainless steel, 1.4404 (316/316L)

• Measured variables

  Massflow, temperature, standard volume flow, volume flow, Free air delivery, velocity, heat flow, energy flow, density

• Max. measurement error

  Gas: 1.0% o.r. (10 to 100% o.f.s.), 0.1% o.f.s. (1 to 10% o.f.s.)

• Measuring range

  0.5 to 3750 kg/h (1.1 to 8250 lb/h)

• Max. process pressure

  PN40 / Cl. 300 / 20K

• Medium temperature range

  -40 °C to +180°C (-40 °F to +356 °F)

• Ambient temperature range

  -40 to 60°C (-40 to 140°F)
  Optional:
  Transmitter: -50 to 60°C (-50 to 140°F),
  Sensor: -60 to 60°C (-60 to 140°F)

• Transmitter housing material

  Aluminium, AlSi10Mg, coated
  Polycarbonate

• Degree of protection

  IP66/67, Type 4X enclosure Sensor: IP68, Type 6P (optional)

• Display/Operation

  4-line backlit display with touch control (operation from outside)
  Configuration via local display and operating tools possible

• Outputs

  4 outputs:
  4-20 mA HART (active/passive)
  4-20 mA (active/passive)
  Pulse/frequency/switch output (active/passive)
  Relay output

• Inputs

  Status input
  4-20 mA input

• Digital communication

  HART, Modbus RS485

• Power supply

  DC 24V
  AC 100 to 240V

• Hazardous area approvals

  ATEX, cCSAus, IECEx, NEPSI, JPN, UK Ex, EAC, KC

• Product safety

  CE, C-tick

• Functional safety

  Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511

• Metrological approvals and certificates

  Calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025)
  Heartbeat Technology complies with the requirements for measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a

• Pressure approvals and certificates

  PED, CRN

• Material certificates

  3.1 material
  NACE MR0175/MR0103