Product Details
The city guidance screen generally refers to the LED display screen widely standing at the intersection and both sides of the city road, which plays the role of traffic guidance. It is used to publish real-time and preset intelligence information, so as to guide and guide the traffic.
● Stable and reliable
● real-time monitoring
● communication security
● High brightness and strong penetration
| Variable message sign | ||||
| Model | YDBZ-1-B-EL-FH | YDBZ-1-B-EL-I | YDBZ-1-B-EL-II | YDBZ-1-B-EL-III |
| Max brightness | >8000cd/m2 | |||
| View angle | >75° | |||
| Display color | Red, green, yellow,amber | |||
| Brightness control | Manual, automatic, timing, remote setting | |||
| Control model | Synchronous, asynchronous, wired network, wireless 4G, etc | |||
| interface | RJ45, RS232, RS485, RS422 | |||
| Blind spot ratio | <0.0001，Discrete distribution | |||
| MTBF | >10000h | |||
| Life span | >100000h | |||
| Protective performance | Short circuit ,open circuit,overvoltage,overcurrent,overload,overheating,leakage, lightning protection, etc | |||
| Working tempreture/humidity | -40℃-- +60℃, 10-80%, nodew | |||
| Storge tempreture/humidity | -50℃-- +80℃, 10-85%, nodew | |||
| Wind resistance | 40m/s | |||
| Protectiion class | IP56 | |||
| Grounding resistance | Working grounding resistance<4Ω, lighting protection grounding resistance<10Ω | |||
| Insulation resistance | >100MΩ | |||
| Dilectric breakdown strength | AC1500V | |||
| Visual recognition distance | Max dynamic visual recognition distance>210m, max static visual recognition distance>250m | |||
| Installatioin | Frame type, cantilever type, Column type | |||
| Input voltage | AC220V(1±15%) or AC380V(1±15%), 50±2Hz | |||
| Environmental monitoring | Temperature,humidity,smoke, brightness, switching power status, box door status | |||
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