Q1: What is a variable message sign？
A1: Variable message sign(VMS) is an electronic traffic sign for road traffic management. They typically consist of arrays of LED lights that can display text, graphics and symbols to convey information to the driver.
Q2: What is the usage of variable message signs?
A2: Variable message signs are mainly used in road traffic management, they can provide drivers with real-time traffic information, road conditions, road closures, construction and other important information.
Q3:What are the advantages of using a variable message sign?
A3:Provide real-time traffic information: VMS can provide drivers with real-time traffic information, road conditions, road closures, construction and other important information to help drivers make better driving decisions.
Improve traffic flow: Providing traffic information to drivers through VMS can help drivers avoid congestion, thereby improving traffic flow.
Reduce accidents: VMS can provide important information needed by drivers, such as road conditions, construction, etc., to help drivers make better driving decisions, thereby reducing accidents.
Improve road safety: By reducing congestion, improving traffic flow and providing drivers with vital information, VMS can improve road safety and reduce accidents.
Convenient and fast: VMS is controlled by the central control system, which can remotely change the information displayed on the signs, so that traffic operators can quickly respond to changing conditions on the road and provide convenient and fast traffic information services.
Q4: What types of variable message signs are available?
A4: There are several types of VMS signs available, including:
Matrix VMS: This type of VMS consists of a large LED matrix that commonly used on highways and major roads to provide traffic information and directions.And also divided into Line Matrix VMS, Full Matrix VMS, Character Matrix VMS etc.
Full Color VMS: This type of VMS is similar to Matrix VMS, but it can also display color images and animations. This type of VMS is commonly used on urban roads and major transportation hubs.
Text VMS: This type of VMS can only display text information and is usually used on urban roads and small roads.
Mobile VMS: This type of VMS is a mobile, self-contained device that can be quickly deployed to where it is needed. This type of VMS is often used in emergency situations and temporary traffic management.
Q5: What styles of variable message signs are available?
A5: Variable message signs come in a variety of styles, including trailer-mounted signs, pole-mounted signs, and wall-mounted signs.
Q6: What sizes of variable message signs are available?
A6: Variable message signs come in a range of sizes, from small signs that can be mounted on a pole to large signs that can be mounted on a trailer.
Q7: How much energy do variable message signs consume?
A7: The energy consumption of variable message signs varies depending on the size and type of sign. However, most signs are designed to be energy-efficient, using LED lights and other technologies to minimize energy consumption.
Q8: What are the standards for variable message signs?
A8: Variable Message Signs need to adhere to a number of standards to ensure that their design and use are safe and effective.
Here are some common VMS standards:
MUTCD standard, EN 12966 – European standard, NTCIP 1202 – US National ITS Communications Protocol, ASTM D 4956 – American Standard.
Q9: What are the installation methods of variable message signs?
A9: Variable message signs can be installed in a variety of ways, depending on the type and style of sign. Trailer-mounted signs can be easily moved from one location to another, while pole-mounted signs and wall-mounted signs require more extensive installation.
Q10: What are the applicable scenarios for variable message signs?
A10: Variable message signs are applicable to various transportation scenarios. Such as highways and major roads,urban roads and major transport hub, temporary traffic management.
Q11: How much does a variable message sign cost?
A11: The cost of variable message signs varies depending on the size, type, and style of the sign. However, they can range from several thousand to tens of thousands of dollars.
Q12: How can I purchase variable message signs?
A12: You can buy variable message signs through our official website or official store or sales representative. Our sales representatives will provide you with detailed information on product specifications, prices and delivery times. If you have any questions or concerns, please feel free to contact us.