✔ In Stock (Can ship in 5-7 days)

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12 Months Warranty for New Products
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Repeatability: ±0.1%
Pressure Rating: 150 psig (10.3 bar)
Maximum Pressure Rating: 225 psi
Temperatures:
Operational: 0 to 60°C (32 to 140°F)
Storage: -40 to 70°C (-40 to 158°F)
Viscosity: Rated accuracy for fluids with viscosity of water (1 centistoke); meters with display can be used for fluids up to 100 centistokes with field calibration
Pulse Output (Option): Open collector sinking, 9 to 35 Vdc
Wetted Components:
Housing: PVC
Journal Bearings: Ceramic (96% alumina)
Shaft: Tungsten carbide
Rotor and Supports: PVDF
Retaining Rings: 316 SS
Display: 6-digit LCD, flow rate, batch and cumulative total
Power: Two 3V lithium batteries (included)
Battery Life: 5 years
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- Q: Do I need to pay for shipping when returning a product?
A: According to our return policy, if the return is due to product quality issues or our mistake, we will cover the return shipping fee. If it's for other reasons, the return shipping fee may be borne by you. Please refer to our return policy for specific details.
- Q: How can I check the stock status of a product?
A: On the product details page, you can check the stock status of the item. If a product is temporarily out of stock, we will restock it as soon as possible or provide a pre-order option.
- Q: How can I find out about product recalls or safety alerts?
A: We prioritize the safety of our customers and comply with product recall and safety alert notifications. You can stay informed about product recalls by regularly checking our website's safety alert section or subscribing to relevant product safety authorities' notifications.
Reviews
- K
Kurt Bluhm
Mar 15, 2026
Omega Flowmeter FTB691A-NPTEverything’s just dandy!HelpfulUnhelpful - M
Marshall Gunter
Sep 28, 2023
Omega Flowmeter FTB691A-NPTConvenient and fast supportHelpfulUnhelpful - D
Debby Waln
Sep 06, 2023
Omega Flowmeter FTB691A-NPTThey provided just what I needed, exactly when I needed it.HelpfulUnhelpful - J
James Pecar
Aug 20, 2023
Omega Flowmeter FTB691A-NPTThey did what it took to get a hard to find compressor shipped promptlyHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Omega Flowmeter FTB691A-NPTAll was ok! No problems whatsoever.HelpfulUnhelpful
Omega Flowmeter FTB691A-NPT
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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