FT Series Standard Flowmeters

FTI Flow Technology FT Series turbine flowmeters utilize a proven flow measurement technology to provide exceptionally accurate and reliable digital outputs. Because of theirversatility, these flowmeters are the solution for a wide variety of liquid and gas flow sensing applications. Meter sizes range from 1/2 inch to 24 inches.

Features:
  • 1/8" to 2" Line Sizes o High turndown capability
  • Excellent speed of response
  • Repeatability of ±0.05% (liquid) and ±0.1% (gas) of reading
  • Linearity of ±0.5% of reading over normal 10:1 range for liquid, ±1.0% of full scale over the normal 10:1 range for gas
  • Linearity of ±0.1% with linearizing electronics
  • Flow rates from 0.03 to 50,000 GPM (0.11 to 189,000 LPM) in liquid, 0.09 to 15,000 ACFM (2.55 to 424,800 ALPM) in gas
  • Withstands pressures up to 400 BAR (5,800 psi), operation to 4,000 BAR (58,000 psi) optional
  • Choice of construction materials for housing, rotor, bearings and shaft
  • NPT and AN (MS)/Aerospace, Hose Barb/Automotive, Tri-Clamp, and Raised Face Flange/Industrial end fittings available

Specifications: [view spec sheet]

Applicable to both liquid and gas flowmeters:

Materials of Construction:

Standard
316 SST Housing
430F SST Rotor
440C Ball Bearings
Stainless steel all others wetted parts

Other materials of construction optional (see model number chart).

Bearing

Bearing Type Temperature Limits:
440 C stainless steel ball bearings:
 450° F to 300° F
(270° C to 150° C)
Note: Not recommended for water service)
Ceramic journal bearings: -100 F to 800° F
(-75° C to 425° C)
Graphite journal bearings: 100° F to 550° F
(-75° C to 290° C)
Tungsten carbide journal bearings: -100° F to 1,200° F
(-75° C to 650° C)
Note: Journal bearings are for liquid service only.

Filtration Recommendations

Ball Bearings 10 micron to 100 micron
(with less filtration for large sizes)
Journal Bearings
 100 micron

Operating Temp. Range:

Defined by pickoff and bearing selection

Pickoff

Pickoff Type Temperature Limits:
Magnetic
 -430° F to 350° F
(-260° C to 177° C)
Output: 10 mV min.
High Temp. Magentic -430° F to 750° F
(-260° C to 400° C)
Output: 10 mV min.
Modulated Carrier (RF) -300 F to 350° F
(-185° C to 177° C)
High Temp. (RF) Up to 750° F (400° C)

Pickoff Electronic Connections

MS Connector:
2-pin, standard pickoff 15-89515-101
3-pin, amplified pickoff 15-89515-102
4-pin, pickoff with RTD 15-93825-01

Threaded Connection with Leads:
Junction Box with Terminal 73-31836-105

Operating Pressure Range

Defined by end connection rating up to 400 BAR (5,800 psi) standard. Special high pressure available up to 4,000 BAR (58,000 psi)

Liquid Service

Liquid service performance specifications are based on a viscosity of 1.2 centistokes using ball bearings.
Calibration Accuracy

<+0.05% of reading (accuracy of primary flow calibration standard directly traceableto NIST)

Repeatability

<+0.05% of reading

Linearity

<+0.5% of reading over the normal 10:1 flow range (premium linearity of +/-0.25% offered) +/-0.1% of reading with linearizing electronics

 Pressure Drop

Less than 700 mBAR (10 psid) at maximum 10:1 flow rate

Dynamic Response

Less than 10 mS response to a step input change of flow rate

Gas Service

Gas service performance specifications are based on air at standarad conditions 1 BAR and 20° C (14.7 psia and 68 ° F) with ball bearings.

Calibration Accuracy

<+0.3% of reading (accuracy of primary flow calibration standard directly traceable to NIST)

Repeatability

<+0.1% of reading

Linearity

<+1.0% of full scale over the normal 10:1 flow range +/-0.1% of reading with linearizing electronics

Pressure Drop

Less than 40 mBAR (16 inches of water) at normal 0:1 maximum flow rate

Pressure Tap

Optional on all gas meters 7/16-2OUNJF-3A thread, MS33656, for flared 1/4" O.D. tube, AN806-4

Note: Due to the specialized nature of aggressive fluid applications, some customizing is often required. A completed Flow Technology Application Form is used to select the best materials and connections for each application.

Specifications and dimensions are subject to change without notice.