Yaham Lens Variable Message Sign Specification

Product catalog summary

Company Information:
Yaham Optoelectronics Co., Ltd. is located in Shenzhen, China, and is certified with ISO 9001:2008 and ISO 14001:2004 standards.

Product Overview:
The iVMS Traffic Variable Message Sign YHT-DT20 is designed for use on roadways to provide information about traffic conditions, special events, and parking guidance. It features a metal box with a special coating for high contrast visibility and a thermal pressure ventilation design for durability and IP66 protection.

Key Features:

Green technology with power-saving modes including sleep mode and duo voltage.
Reliability features such as double dimming sensors and LED level error detection.
Protection level of IP65 with a temperature differential ventilation system.

Specifications:

LED Type: SMD LED
Pixel Pitch: 20mm
Pixel Density: 2,500 pixels/sqm
Module Dimension: 160mm x 320mm
Cabinet Dimension: 960mm x 960mm x 210mm
Viewing Angle: Horizontal 30°, Up 2°, Down 10°
Best Viewing Distance: 33m to 300m
Protection Level: Front IP65/Back IP54 or IP65
Luminance: Red 3100, Green 3770, Blue 1240, Yellow 7440, White 12400 nits
Power Supply: 380V, 50/60Hz
Operating Temperature: -20°C to 60°C
Storage Temperature: -40°C to 80°C
Operation Humidity: 5% to 95% RH
Power Consumption: Standard mode Max. 270W; Avg. 90W, Sleeping mode Max. 216W; Avg. 54W

Construction Details:

Cabinet Weight: Galvanized Steel Sheets 80kg/ Aluminum Alloy 60kg
Maintenance: Rear Access
Driving Method: Static

Catalog excerpts

Yaham Lens Variable Message Sign Specification-1

Traffic Variable Message Sign YHT-DT20 Features Our display uses metal box with special coating process, ensuring high contrast under less than 0.4 reflectance and strong-sunlight exposion; Our display has thermal pressure ventilation design with totally-enclosed. When temperature and pressure rises inside box, the thermal pressure radiator ensures ventilation and guarantees IP66 protection. Power Saving Sleep Mode Second Optical Reliability Double Dimming Sensor LED Level Error Detection Total IP 65 with Temperature Differential Ventilation System Energy saving A variable message sign, often abbreviated VMS, CMS, or DMS is an electronic traffic sign often used on roadways to give travelers information about special events. Such signs warn of traffic congestion, accidents, incidents, roadwork zones, or speed limits on a specific highway segment. In urban areas, VMS are used within parking guidance and information systems to guide drivers to available car parking spaces. Cabinet (Front) Cabinet (Rear) Module(Rear) Module(Rear) ( Yaham Optoelectronics Co., Ltd. Address: Bldg4, HANS Industrial Park, 128 Chongqing Rd, Fuyong, Bao'an District, Shenzhen, P.R.China, 518103. E-mail: [email protected] Website: //www.yaham.org

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Yaham Lens Variable Message Sign Specification-2

Traffic Variable Message Sign YHT-DT20 ■Module Drawing Pixel Pitch Pixel Density Pixel Configuration Cabinet Weight Galvanized Steel Sheets 80kg/ Aluminum Alloy 60kg Viewing Angle Best Viewing Distance Rear Access Protection Level Standard Ver.: Front IP65/Back IP54 Other Ver.: Front IP65/Back IP65 Red 3100, Green 3770, Blue 1240, Yellow 7440, White 12400 Gray Scale Luminance Ratio White 16.7, Yellow 10, Green 5, Red 4.2, Blue 1.7 Power Supply Operation Temp. Storage Temp. Operation Humidity. Display Capacity Text, image, graphics Driving Method Power Consumption (Display Module) Standard mode...

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