Truflo TKB Series In-Line Paddle Wheel Flow Meter

Truflo TKB Series

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The Truflo TKB Series In-Line Paddle Wheel Flow Meter offers industry-leading precision for liquid flow measurement in full pipes. With the patented ShearPro® design, this battery-powered flow meter achieves ±0.5% accuracy, making it ideal for chemical processing and water treatment applications. Its true union design (½” – 2”) and flanged options (3” – 4”) ensure easy installation, backed by a lifetime warranty on the paddle wheel assembly.

Truflo TKB Series In-Line Paddle Wheel Flow Meter with ShearPro Design for High Accuracy

Manufacturer: Icon Process Controls Ltd.

Product Type: In-Line Paddle Wheel Flow Meter Sensor

Applications: Chemical processing, water treatment, industrial fluid management

Key Features:

    • ±0.5% linearity and repeatability for high accuracy flow measurement

    • ShearPro® design reduces drag by 78% (NASA “Shape Effects on Drag”)

    • Battery-powered (CR2477T lithium battery) with >1-year life in normal mode

    • True union design (½” – 2”) and flanged connection (3” – 4”) for easy installation

    • NEMA 4X | IP 66-rated high-impact enclosure for durability

General
Operating Range0.3 to 33 ft/s (0.1 to 10 m/s)
Pipe Size Range¼” to 4″ (DN08 to DN100)
Linearity±0.5% of F.S @ 25°C / 77°F
Repeatability±0.5% of F.S @ 25°C / 77°F
Wetted Materials
Sensor BodyPVC (Dark) | PP (Pigmented) | PVDF (Natural) | 316SS
O-RingsFKM | EPDM* | FFKM*
Rotor Pin / BushingsZirconium Ceramic (ZrO₂)
Paddle / RotorETFE Tefzel®
Electrical
Operating Voltage Battery3.0 VDC
BatteryLithium Battery (CR2477)
Life of Battery> 1 Year Normal | > 2 Years Eco Mode
Max. Temperature/Pressure Rating – Standard and Integral Sensor | Non-Shock
PVC180 Psi @ 68°F | 40 Psi @ 140°F
12.5 Bar @ 20°C | 2.7 Bar @ 60°C
PP180 Psi @ 68°F | 40 Psi @ 190°F
12.5 Bar @ 20°C | 2.7 Bar @ 88°C
PVDF200 Psi @ 68°F | 40 Psi @ 240°F
14 Bar @ 20°C | 2.7 Bar @ 115°C
316 SS300 Psi @ 180°F | 40 Psi @ 300°F
21 Bar @ 82°C | 2.7 Bar @ 148°C
Operating Temperature
PVC32°F to 140°F (0°C to 60°C)
PP-4°F to 190°F (-20°C to 88°C)
PVDF-40°F to 240°F (-40°C to 115°C)
316 SS-40°F to 300°F (-40°C to 148°C)
Display
LCDFlow Rate + Flow Totalizer
Standards and Approvals
CertificationsUL | CE | RoHS Compliant

*Optional
**¼” – ⅜” SS Only

Size End Connections Part Number
½” Sch 80 Soc TKB-15-P
¾” Sch 80 Soc TKB-20-P
1″ Sch 80 Soc TKB-25-P
1 ¼” Sch 80 Soc TKB-40-P
2″ Sch 80 Soc TKB-50-P
3″ Flanged TKB-80-P
4″ Flanged TKB-100-P

Size End Connections Part Number
½” NPT TKB-15-PP
¾” NPT TKB-20-PP
1″ NPT TKB-25-PP
1 ¼” NPT TKB-40-PP
2″ NPT TKB-50-PP
3″ Flanged TKB-80-PP
4″ Flanged TKB-100-PP

Size End Connections Part Number
½” NPT TKB-15-PF
¾” NPT TKB-20-PF
1″ NPT TKB-25-PF
1 ¼” NPT TKB-40-PF
2″ NPT TKB-50-PF

Size End Connections Part Number
½” NPT TKB-08-SS
¾” NPT TKB-10-SS
1″ NPT TKB-15-SS
1 ¼” NPT TKB-20-SS
1 ½” NPT TKB-25-SS
2″ NPT TKB-40-SS
3″ NPT TKB-80-SS
4″ NPT TKB-100-SS

Note: PVC Socket Ends (Std), PP/PVDF NPT Ends (Std)

The Truflo TKB Series In-Line Paddle Wheel Flow Meter excels in:

  • Chemical Processing: Compatible with corrosive liquids using PVDF and 316 SS materials

  • Water Treatment: Measures flow in full pipes with a wide range of 0.3 to 33 ft/s

  • Industrial Fluid Management: Ensures accurate monitoring with minimal maintenance