Mode of operation

Measuring principle

Deflection measurement using LVDT (linear variable differential transformer)

Typical application

For use in all WF300 series flowmeters

Flow input

Maximum particle size

13 mm (0.5 inch)

25 mm (1 inch)

Minimum flow rate

0 … 0.2 t/h (0 … 0.2 STPH)

0 … 20 t/h (0 … 22 STPH)

Maximum flow rate

0 … 40 t/h (0 … 44 STPH)

0 … 300 t/h (0 … 330 STPH)

Performance

Accuracy¹⁾

± 1 % or better of full scale, higher accuracy with linearizing features offered by integrators

Repeatability

± 0.2 %

Specified range

33 … 100 %

Medium conditions

Ambient temperature

• Without internally mounted LVDT card

-40 … +60 °C (-40 … +140 °F)

-40 … +60 °C (-40 … +140 °F)

• With optional internally mounted LVDT card

-40 … +50 °C (-40 … +122 °F)

-40 … +50 °C (-40 … +122 °F)

Maximum product temperature

232 °C ( 450 °F)

232 °C (450 °F)

Design

IP64 Aluminum body, fiberglass cover, 304 (1.4306) stainless steel sensing plate

Options

• Epoxy paint coating of external aluminum casting surfaces
• Internally mounted LVDT conditioner card for use with SF500 integrator
• Externally mounted LVDT conditioner card in NEMA 4 (IP65) enclosure for use with Milltronics SF500 or SIWAREX FTC integrator when sensing head is mounted in hazardous areas or with high ambient temperatures

Approvals

CE, RCM, CSA, FM, EAC, ATEX, IEC Ex

CE, RCM, CSA, FM, EAC, ATEX, IEC Ex