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Repeatability: 0.5% of full scale
Ambient Temperature: 0 to 70°C (32 to 158°F)
Maximum Pressure: 200 psig
Connections: 1/8' FNPT
End Blocks: Aluminum or 316 Stainless Steel
Elastomers: Buna & FKM (Aluminum), FKM (316SS)
Tube: Borosilicate
Floats:Glass or 316 Stainless Steel or Tantalum
Input Power: 12 Vdc, 15 Vdc maximum, 250 mA regulated, peak to peak maximum 100 mV
Power Consumption: Less than 200 mA
Response Time: 500 milliseconds
Source of Light: 65 nm, red LED
Light Immunity: Pulse modulated
Dry Contact Closures: 2 normally open, and normally closed relays 91A, 30 Vdc max.)
Alarm Options: High, Low or High/Low
Buzzer: User configurable, momentary or latch through DIP Flowmeter setting
Reset: Reset button or remote through “D”-through “D”- connector, to disable relay or buzzer
Interface: 9-pin “D”-connector
Optional: 12 Vdc power supply, tripod base
Dimensions:
Alarm Electronics Enclosure: 51.1 x 76.2 mm (2.01 x 3.00')
Enclosure #2 with Phone Plug: 30.5 x 14.2 mm (1.2 x 0.6')
Ask questions
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- Q: How can I apply for a purchase invoice?
A: On the checkout page, you can select the option for an invoice and fill in the relevant invoice information. We will provide you with the corresponding invoice according to your request.
- Q: Can I save my payment information for faster checkout?
A: We prioritize the security of your payment information and do not store sensitive payment details on our servers. However, you may have the option to securely save your payment information with trusted third-party payment processors for faster checkout on future orders.
- Q: Do you have a size conversion chart for international customers?
A: Yes, we provide size conversion charts for international customers on our website. These charts help you convert sizes between different measurement systems, ensuring you select the appropriate size for your region. They can usually be found in the product description or on the size guide page.
Reviews
- G
Gwen Liveris
Feb 10, 2026
Omega Flowmeter FLSW3401GSuper fast shipping, fantastic product.HelpfulUnhelpful - G
Gary Torfin
Jan 28, 2025
Omega Flowmeter FLSW3401GmasterfulHelpfulUnhelpful - S
Steven Watts
May 14, 2024
Omega Flowmeter FLSW3401G¡Envío rápido y de calidad!HelpfulUnhelpful - C
Clifton Handy
Jul 31, 2023
Omega Flowmeter FLSW3401GGot what I needed quickly, and buying was a piece of cake.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Omega Flowmeter FLSW3401GAll was ok! No problems whatsoever.HelpfulUnhelpful
Omega Flowmeter FLSW3401G
✔ 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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