The UL adapter consists of a precision cylindrical spindle rotating inside a machined tube. Its rheologically correct geometry provides the highest accuracy of viscosity and shear rate. The tube has a removable end cap and thus can be used in a beaker or tank when open.
What does UL listed adapter mean?
When a product is UL-listed, it means that the global safety certification company UL has confirmed that the the product is safe for use. Products that should definitely be UL-listed before installation in your home include fixed appliances and electrical equipment.
What is a dual USB adapter?
- If you use your network for Netflix streaming or online gaming, select an adapter with a high rate of data transfer—ideally, 500 Mbps or more.
- Determine the security protocol of your current router. ...
- Determine if the device has single- or dual-band signal range. ...
- Confirm that the adapter is compatible with your computer's operating system. ...
What adapter to use?
so using only the cable that came with your Pixel is the best way to protect your phone. If this is your first Pixel, that likely means you'll have to shell out for a new charging adapter, too, since USB-C bricks are still not super prevalent and even if ...
What are types of adapter?
Type O
- used exclusively in Thailand
- 3 pins
- grounded
- 16 A
- 220 – 240 V
- socket compatible with plug types C & O (partial and unsafe compatibility with E & F)
What is a UL adapter used for?
1:332:48Brookfield Enhanced UL Adapter Overview - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis version can be used as either an open tube or a closed tube system in an open tube system theMoreThis version can be used as either an open tube or a closed tube system in an open tube system the water jacket and end cap are removed. So you can directly submerge the UL a into a sample container.
What is a UL plug?
When something is UL-Listed, that means that the UL has tested the device, and it meets their requirements for safety (fire or shock hazard). Because of this it is highly recommended that all of your electrical products carry the UL seal so that you can ensure the customers safety and satisfaction with your products.
What UL Listed mean?
UL Listing means that UL has tested representative samples of a product and determined that the product meets specific, defined requirements. These requirements are often based on UL's published and nationally recognized Standards for Safety.
What is UL viscosity?
Maximum recommended viscosity for measurement with the UL Adapter is 2000 cP (mPa•s). If viscosity exceeds 2000 cP, the material being measured may be too viscous to immerse the spindle into the sample chamber; damage to internal parts of the viscometer may result.
What if a product is not UL Listed?
There is no law in the U.S. requiring UL certification. But commercial building and electrical codes as well as retailers may require it. And if you produce a product designed to meet specific safety criteria or it might pose a safety risk, you definitely need testing.
How can you know if your appliance is UL certified?
Check the LabelLook for the UL trademark! ... Right under the UL trademark, the word LISTED or CLASSIFIED will appear in all capital letters.Under LISTED/CLASSIFIED you will find what the product is. ... Most importantly, under the product identity is the control or issue number.More items...•Aug 3, 2017
Do you need UL certification to import products?
2. Is UL listing or certification mandatory when importing from Asia? No, compliance with UL standards is not mandatory, in the sense that you are not required by law to follow them. When it comes to importing electronics to the United States, it's up to the importer to ensure that the product is safe.Aug 20, 2017
What needs to be UL Listed?
For a product to be UL listed, it must be a stand-alone product. UL listed is used to ensure the safety of products that are consumer ready and go on the market. To become UL listed, more product testing is involved than for UL recognized products.
What is UL Listed equipment?
What Are UL-Listed Devices? When a product is UL-listed, it means that the global safety certification company UL has confirmed that the the product is safe for use. Products that should definitely be UL-listed before installation in your home include fixed appliances and electrical equipment.Mar 4, 2021
What is UL?
UL stands for Underwriter Laboratories. Founded in 1984 in Chicago, they are a third-party certification company that provides benchmarks and standards for products and processes in regard to safety, quality, security, and sustainability. Their mission is to make the world safer, smarter, more secure, and more sustainable.
What is a UL-certified AC adapter?
A UL-certified AC adapter bears an authorized UL Mark. This means it has been evaluated and meets the appropriate Standard for Safety. These adapters comply with UL safety requirements for the US.
Why is it so important to use a UL-certified AC adapter?
It’s simple: generic AC adapters are dangerous. We understand that electronic devices are expensive and generic accessories could seem like a good way to cut costs. But their risks far outweigh the money saved.
How can you spot a counterfeit AC adapter?
If an AC adapter is branded and bears a UL Mark, this does not necessarily mean that it is a UL-certified AC adapter unfortunately. Most counterfeits will closely resemble an authentic UL-certified AC adapter.
What is UL recognized power supply?
UL recognition is for all system components down to the board level, so a "UL Recognized" power supply will normally include components that themselves need UL recognition. These could include "X" and "Y" capacitors and any component that crosses a safety isolation barrier or whose failure could cause a hazard.
What is UL recognized?
For example, a low voltage, non-isolated point-of-load dc-dc converter can be "UL Recognized" for safety, but the only relevant tests might be for peak voltage, material flammability and component temperature rise. At the other end of the spectrum, for recognition of a high-power ac-dc converter, tests would be applied for evaluation of the potential hazards of electric shock, fire, smoke, electromagnetic emissions and other harmful energy sources.
What does "UL listed" mean?
A basic concept is that "Listing" can only refer to stand-alone products with a specific function, tested against UL's published and nationally-recognized standards for safety for a specific category of equipment. The image below shows the "UL Listed" mark with the "C" and "US" adders signifying that Canadian and US cross-certification applies.
What is UL listed?
While not always straightforward, the key takeaway is that "UL Listed" is meant for self-contained products such as external power adapters and "UL Recognized" is for components comprising a larger system like internal ac-dc power supplies. However, these safety marks only cover a portion of the full picture and attention must be paid to the application and intended use environment to ensure safe operation of your end-product.
What is UL certification?
Underwriters' Laboratories, or UL as it is universally known, tests and evaluates components and products that allows a certification mark to be placed by the manufacturer. Most common are the "UL Listed" and "UL Recognized" marks. However, the meaning of these two marks is sometimes misunderstood and this blog looks to explain their differences in ...
Is a power supply an UL component?
Most power supplies, from on-board dc-dc converters to multi-kilowatt ac-dc power supplies, are classified as "UL Recognized" components.
Can UL recognize internal temperature?
Even when all this is specified, UL may only grant recognition up to a certain ambient temperature, beyond which they deem that internal material temperatures are higher than the recommended, very conservative maximums.
Receptacles
We can help you navigate through the product safety evaluation. We evaluate receptacles to the following standards for compliance and safety:
Areas of expertise
Receptacles, duplex, hospital grade, federal specification hospital grade/federal specification
Attachment plugs
We evaluate attachment plugs to the following standards for compliance and safety:
What Is Ul?
What Is A Ul-Certified AC Adapter?
- A UL-certified AC adapter bears an authorized UL Mark. This means it has been evaluated and meets the appropriate Standard for Safety. These adapters comply with UL safety requirements for the US. It’s important to understand that if an AC adapter bears a UL Mark, this does not mean that it is not a counterfeit or generic adapter.
Why Is It So Important to Use A Ul-Certified AC Adapter?
- It’s simple: generic AC adapters are dangerous. We understand that electronic devices are expensive and generic accessories could seem like a good way to cut costs. But their risks far outweigh the money saved. Counterfeit and generic AC adapters are often are made with substandard parts that fail to meet basic safety requirements. These faulty parts are a serious s…
How Can You Spot A Counterfeit AC Adapter?
- If an AC adapter is branded and bears a UL Mark, this does not necessarily mean that it is a UL-certified AC adapter unfortunately. Most counterfeits will closely resemble an authentic UL-certified AC adapter. To truly discern whether a product is fake it should not only be examined for label inconsistencies, but it should be tested by a trained technician. Below, we’ve outlined our p…