TK3P Series In-Line Paddle Wheel Flow Meter Sensor
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The TK3P Paddle Wheel Flow Meter by Icon Process Controls is a stainless steel in-line sensor designed for industrial liquid flow measurement. With a 360° rotatable LED display, ±0.5% accuracy, and a frequency pulse output, it ensures precise monitoring in tough applications like water treatment.

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OVERVIEW
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SPECIFICATIONS
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MODEL NUMBERS
Manufacturer: Icon Process Controls
Product Type: In-Line Paddle Wheel Flow Meter Sensor
Applications: Liquid flow measurement, filtration systems, water and wastewater monitoring, industrial liquid distribution, process skids, liquid consumption tracking, discharge verification
Key Features:
Precision TK3P Paddle Wheel Flow Meter for industrial applications
Industry-leading accuracy of ±0.5% for reliable measurements
316SS body with Tefzel® paddle wheel and zirconium ceramic rotor
360° rotatable vivid LED display showing flow rate and total
Frequency pulse output with optional RS485 for connectivity
Low-drag, fluid-dynamic paddle wheel design for durability
Life-time warranty on paddle assembly for long-term performance
Technical Specifications | |
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Operating Range | 0.3 to 3 ft/s (0.1 to 10 m/s) |
Pipe Size Range | 3/8″ to 12″ (DN10 to DN300) |
Linearity | ±0.5% of FS @ 25°C (77°F) |
Repeatability | ±0.05% of FS @ 25°C (77°F) |
Sensor Body Materials | PVC (Dark), PP (Pigmented), PVDF (Natural), 316SS |
Rotor | PVDF, ECTFE, 316SS |
Rotor Pin, Bushings | Zirconium Ceramic (ZrO2) |
Sensor Seal | ETFE Tefzel® |
Frequency Range | 40 Hz per ft/s nominal | 15 Hz per ft/s nominal |
Supply Voltage | 5 to 24 VDC unregulated | 20 mA @ 6 to 26 VDC |
Supply Current | ≤15 mA @ 3.15 to 6 VDC |
Max Temp / Pressure |
PVC: 180 PSI @ 68°F | 40 PSI @ 140°F PP: 150 PSI @ 68°F | 100 PSI @ 140°F PVDF: 200 PSI @ 68°F | 80 PSI @ 300°F 316SS: 290 PSI @ 68°F | 180 PSI @ 300°F |
Operating Temperature |
PVC: 32°F to 140°F (0°C to 60°C) PP: -4°F to 176°F (-20°C to 80°C) PVDF: -40°F to 300°F (-40°C to 150°C) 316SS: -40°F to 300°F (-40°C to 150°C) |
Outputs | NPN Pulse | RS485 |
Display | LED Flow Rate + Flow Totalizer |
Standards and Approvals | UL Rec., CE, RoHS Compliant |
Model Selection – PVC | ||
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Size | End Connection | Part Number |
1/2″ | NPT | TKX-P-5-NP |
3/4″ | NPT | TKX-P-7-NP |
1″ | NPT | TKX-P-10-NP |
1 1/2″ | NPT | TKX-P-15-NP |
2″ | NPT | TKX-P-20-NP |
3″ | NPT | TKX-P-30-NP |
4″ | NPT | TKX-P-40-NP |
6″ | Flanged | TKX-P-60-F |
10″ | Flanged | TKX-P-100-F |
Model Selection – PP | ||
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Size | End Connection | Part Number |
1/2″ | NPT | TKX-P-5-PP |
3/4″ | NPT | TKX-P-7-PP |
1″ | NPT | TKX-P-10-PP |
1 1/2″ | NPT | TKX-P-15-PP |
2″ | NPT | TKX-P-20-PP |
3″ | NPT | TKX-P-30-PP |
4″ | NPT | TKX-P-40-PP |
6″ | Flanged | TKX-P-60-F |
Model Selection – PVDF | ||
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Size | End Connection | Part Number |
1″ | NPT | TKX-P-10-K |
1 1/2″ | NPT | TKX-P-15-K |
2″ | NPT | TKX-P-20-K |
3″ | NPT | TKX-P-30-K |
4″ | NPT | TKX-P-40-K |
Model Selection – 316 SS | ||
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Size | End Connection | Part Number |
1/2″ | NPT | TKX-P-5-SS |
3/4″ | NPT | TKX-P-7-SS |
1″ | NPT | TKX-P-10-SS |
1 1/2″ | NPT | TKX-P-15-SS |
2″ | NPT | TKX-P-20-SS |