This product appears in the Icon Process Controls Catalogue 2026
Rolls-Royce
Bureau Veritas
Englobe
National DefenceOverview
The TK3W is a 316 stainless steel in-line paddle wheel flow meter. It is a blind unit with an LED flow indicator and gives a pulse output, with voltage or 4-20mA outputs available as options. End connections are NPT, with flanged or sanitary available on request.
- 316 stainless steel body
- Pulse output with optional 4-20mA, 0-5V or 4-20mA + pulse outputs
- Accuracy of ±0.5% of full scale
- Pre-programmed with no setup, LED flow indicator
- NPT, flanged or sanitary connections
- Lifetime warranty on the paddle wheel assembly
Optional 4-20mA (+$149), 0-5V (+$249) or 4-20mA + pulse (+$249) output, sanitary or flanged ends and EPDM (+$49) or FFKM (+$399) seals are available. Contact us to order.
Specifications
- Output
- NPN pulse (optional 4-20mA / 0-5V / 4-20mA + pulse)
- Supply Voltage
- 10 to 30 VDC (4-20mA models) / 5 to 30 VDC (pulse models)
- Flow Velocity Range
- 1 to 33 ft/s (0.3 to 10 m/s)
- Accuracy
- ±0.5% of full scale
- Repeatability
- ±0.5% of full scale
- Paddle and Rotor
- ETFE Tefzel
- Rotor Pin and Bushings
- Zirconium ceramic
- O-Rings
- FKM (EPDM or FFKM optional)
- Enclosure Rating
- NEMA 4X / IP66
- Approvals
- UL, NSF, CE, RoHS
- 316 SS Body Temperature Range
- -40 to 300 F (-40 to 148 C)
- 316 SS Body Max Pressure (non-shock)
- 200 psi @ 180 F / 40 psi @ 300 F
- Pipe Size
- 1/4 - 4 in
Documents
Calibration and repair
Send it to our service team. We evaluate the instrument and send a detailed quote before any work starts.
Parts & accessories
-
Price on quote
-
Price on quote
Compare with similar models
Icon Process Controls · Flow Meter| Spec | This model Icon TK3W 316 Stainless Steel In-Line Paddle Wheel Flow MeterPrice on quote
|  Icon TK3S 316 Stainless Steel In-Line Paddle Wheel Flow Meter with Pulse and Relay OutputPrice on quote
|  Icon TK3B 316 Stainless Steel Battery-Powered In-Line Paddle Wheel Flow MeterPrice on quote
|  Icon TKP In-Line Paddle Wheel Flow Meter with Pulse OutputPrice on quote
|
|---|---|---|---|---|
| Flow Range | 1 - 33 ft/s | 1 - 33 ft/s | 1 - 33 ft/s | 1 - 33 ft/s |
| Accuracy | ±0.5 % FS | ±0.5 % FS | ±0.5 % FS | ±0.5 % FS |
| Output | Pulse (4-20mA / 0-5V optional) | Pulse + 1 A relay | — | Pulse (RS485 optional) |
Questions, answered
How fast will I get a price?
Send the quote request and a specialist replies within 4 business hours, Monday to Friday, 8:00 to 4:30 ET.
Can we pay on account or by purchase order?
Yes. With established credit, terms are Net 30 days, and you can send your purchase order with the quote request. We also accept Visa, Mastercard and American Express.
How is shipping charged?
On quotes and account orders, the carrier charge is worked out at shipment from the packed weight and dimensions, and added to your invoice.
Can I return it?
Yes, within 30 days of purchase, with a return authorization number from customer service first. A 25% restocking fee applies, unless it is a defect covered by the warranty. Special orders, hazardous materials, flammable liquids and gases can't be returned. Return policy
Can ERE calibrate or repair it?
Yes. Our service shop calibrates and repairs it in-house. Request service
What warranty does it carry?
The manufacturer's warranty applies. The exact terms are in the warranty document. Read the warranty
Related equipment we stock
Icon Transition Fitting for ProPulse 2 Turbine Flow Meters
Wetted Material: PP / PVDF
Icon CPVC Glue-On Adapter for TI Series Flow Meters (PG)
Pipe Size: 2 - 24 in | Wetted Material: CPVC
Icon Clamp-On Saddle Fitting (SDR Pipe) for TI Series Flow Meters (SAR)
Pipe Size: 2 - 16 in | Wetted Material: PVC
Icon True-Union Installation Tee Fitting for TI Series Flow Meters (PT / PPT / PFT)
Pipe Size: 1/2 - 2 in | Wetted Material: PVC / PP / PVDF