Product Details | |
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Serial Number | LD-402 |
Country of Origin | China |
Certificate | CE |
Payment & Shipping Terms | |
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Price Quote | USD 175 |
Minimum Order | 1 Piece |
Average Delivery Time | After receiving payment 5-7 working day |
Payment Method | T/T ,Western Union |
Package Details | 1sets/CTN |
Ability to Supply | 500 per/month |
Four-Way Loop Detectors are devices used for traffic signal control, typically installed near the vehicle stop line at intersections or junctions. Their primary function is to detect the arrival or departure of vehicles and control the change of traffic signal lights based on this information. Four-way ground sensors usually consist of four induction loops, with each loop located beneath the stop line of a lane. When a vehicle stops on the induction loop, the loop detects the presence of the vehicle and sends a signal to the traffic signal controller.
The working principle of the Four-Way Loop Detector is based on electromagnetic induction. When a vehicle passes over the induction loop, the metal parts of the vehicle affect the loop's inductance, thereby changing the loop's current. This change is detected by the traffic signal controller, which adjusts the timing of traffic signals according to preset algorithms to optimize traffic flow and management.
Four-Way Loop Detector play a crucial role in traffic signal control systems, helping to reduce traffic congestion, improve traffic efficiency, and enhance road safety. By accurately detecting the arrival and departure of vehicles, traffic signals can be adjusted more intelligently to adapt to real-time changes in traffic flow, thereby improving road conditions for motorists.
Four-way loop detector have significant differences and advantages compared to single and dual lane ground sensors in several aspects:
Vehicle detection capability: Single-lane ground sensors can only detect vehicles in one lane, while four-way ground sensors can simultaneously detect vehicles in four lanes. Single- way loop detector can detect vehicles in two lanes.
Traffic control accuracy: Four-way loop detector can more accurately detect vehicle flow at intersections or junctions, thus more effectively controlling traffic signal changes and optimizing traffic flow.
Cost-effectiveness: Although four-way ground sensors are relatively more expensive than single or dual loop sensors, considering their larger coverage area and higher detection accuracy, they may bring better cost-effectiveness.
Road safety: Due to the ability of four-way loop sensors to comprehensively detect vehicle conditions at intersections or junctions, they contribute to improving road safety and reducing the occurrence of traffic accidents.
System reliability: Four-way loop sensors typically have more complex designs and higher technical requirements, thus they may have superior system stability and reliability.
In summary, four-way loop sensors provide more comprehensive and accurate vehicle detection and traffic control capabilities compared to single or dual-way loop sensors, thereby offering greater assistance in traffic management and road safety.
As a seasoned manufacturer of four-way loop detectors, Noble has gained increasing acceptance among users. Our four-channel loop detector boasts a more comprehensive functionality compared to dual-loop detectors. However, it's worth noting that the price of four-way loop detectors is higher than that of single and dual-channel loop detectors due to their enhanced features and pulse settings. Nevertheless, our four-way loop detectors are renowned for their superior quality.
DIP NO. | DIP Mode | Function | |
SW1 | DIP6→CH1 DIP1→CH2 |
ON | Pulse Output |
OFF | Presence Output | ||
SW2 | DIP6→CH3 DIP1→CH4 |
ON | Pulse Output |
OFF | Presence Output |
Concerning about four-way loop detector sensitivity you can check the below:
SW1 | DIP7 | DIP8 | Sensitivity setting |
CH2 |
ON | ON | High |
ON | OFF | Medium-high | |
OFF | ON | Medium-low | |
OFF | OFF | low |
SW2 | DIP7 | DIP8 | Sensitivity setting |
CH3 |
ON | ON | High |
ON | OFF | Medium-high | |
OFF | ON | Medium-low | |
OFF | OFF | low |
A dependable induction loop traffic detector is vital for effectively controlling gates, barriers, traffic light systems, and other traffic signals. Noble provides a diverse array of induction loop detectors to meet these needs. Our newly designed four-way inductive-loop traffic detectors have gained popularity in South Africa.
While North American customers typically prefer single or dual-channel ground loop detectors, some customers in South Africa favor the four-way loop detector. Therefore, we prioritize customer requirements and advise them on selecting the most suitable product for their specific needs.
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