250L/min Electric Digital Gas Mass Flow Meter Oxygen Nitrogen Air Flow Tester
Specifications
| Return Shipping Will Be Paid By | Buyer |
| All Returns Accepted | Returns Accepted |
| Item Must Be Returned Within | 30 Days |
| Refund Will Be Given As | Money Back |
| Brand | HayWHNKN |
| Flow Meter Type | Mass Flow Meter |
| MPN | W22L633 |
Digital Gas Mass Flowmeter Oxygen, nitrogen, air flow tester 250L Parameters: Diameter: 12mm Mechanical interface: G 1/2" (BSPP1/2") Flow range: 250L/min (standard condition) 15m³/h (standard) Maximum input current: 250mA Maximum working pressure: 0.8MPa Operating temperature: -10~55℃ Power consumption: ≤10mW Instantaneous flow resolution: 0.01L/min (standard) Cumulative flow resolution: 0.001m³ (standard) Pressure loss: ≤2000Pa Standard calibration gas: Air (20℃, 101.325kPa) Dimensions: 98*50*141mm Features: 1.Two power supply modes: ①. Power adapter: External power (5-24) VDC ②. Four AA batteries (LR6),6VDC 2. The sensor chip adopts thermal mass flow measurement without temperature and pressure compensation, which ensures the high-precision measurement of the flowmeter. 3. High sensitivity, can start to measure very small starting flow. 4. Multi-sensor integration is realized on a single chip, so that its range ratio reaches 80:1 or even higher. 5. High stability, high accuracy and excellent repeatability throughout the process. 6. Support a variety of gas measurement, fast response speed. 7.Parameters can be configured by pressing the button, and it has the function of over-range alarm indication. Wide range of applications: mechanical and electrical industry. Food industry. Tobacco industry. Analytical instrument industry. Chemical industry. Beverage industry. Glass industry. Scientific research institutions. Pharmaceutical industry. Agriculture, forestry and fishery Item Number: 022633 Shipping & Handling Details Default Shipping Cost or Free Shipping Information: ▲Default shipping cost or free shipping service is only for the lower 48 United States by UPS Ground or USPS. Other areas or needs other shipping ways, please contact us. ▲Buyers from Guam, Puerto Rico, Virgin Islands, American Samoa, Alaska, Hawaii, PO Boxes, APO/FPO addresses or other countries/areas, there WILL be extra shipping costs, please contact us for more detailed information. ▲Please make sure your address is valid for both UPS and USPS services. Any costs incurred because of incorrect or undeliverable address should be undertaken by buyer. Handling Time: Shipping is usually made in 1-3 business days after payments cleared. Orders are processed from Monday-Friday; Not on the weekends & public holidays. Sales tax / Customs duties: Any sales taxes or Customs duties are not included. If came out, they must be undertaken by the buyer. Sales Tax of 8% will be applied for orders shipped within the state of California. Damage In Shipping: Email or call us First! We will work with you to get the case resolved in the fastest method. Return / Refund If you are not 100% happy with your purchase, please contact Us. Please don't directly opened a request or case without informing us, or else, we will do some discounts on the warranty and other sales-services later on. Hope for your understanding. Returns & Exchanges ▲All returns must be made within 14 days of delivery date. Items must be in new, unused condition, with all original materials included with the shipment. A partial refund may be applied for opened or damaged items, depending on the condition. ▲Items returned under the buyer’s remorse: The return shipping fee must be covered by the buyer; The original shipping cost will also be deducted from the refund. 15% restocking fee of the items purchase price will be charged. ▲Returns that are the result of our seller's error: Buyer will receive a full refund of the item as well as shipping charges. ▲All returns require a RA (Return Authorization) number that will be given by our seller. Please contact with us at first for more details. Defective & Damaged Products ▲If product was received damaged or not as described, please send us some pictures or videos, so we could well understand your problem, then solve them for you ASAP. Besides, it's much helpful for us to claim with UPS, remind our related department to pay much more attention to packaging later on. Hope for your understanding. ▲Replacement or refund of defective or damaged products can only be returned in exchange for the exact same product, or else, the purchase price will be refunded back to your original payment method. ▲If an item is received damaged, customer service must be contacted within 7 days of receiving your item.All returns require a RA (Return Authorization) number as above. Payment eCheck Issues: Payments via eCheck do not clear immediately. Usually you will wait 5-7 days after checkout for it to clear. Then we will arrange shipments for you. Warranty & Feedback ▲6 months' warranty for the machines, not for the consumables. We stand behind our products all the item, so even if your warranty period has expired, you can still seek for service or technical support from us with low cost. ▲Any warranty shipping cost to us is responsible by buyer. ▲Any shipping cost to buyer is responsible by the seller. ▲We committee to the customer satisfaction and want to bring you the best purchase experience. If there is any problems, please contact us ASAP. If not, please leave us a positive feedback as it's very important for us. Thanks very much. On Mar 11, 2024 at 01:36:18 PDT, seller added the following information: