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Changeable Message Signs (CMS)

Changeable Message Signs (CMS)

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Product Overview

McCain’s Changeable Message Signs (CMS) provide advisory information to en-route motorists, such as Amber Alerts, accidents, events, construction, estimated travel times, and road closures. Manufactured to McCain’s high quality standards, these durable signs make a functional and aesthetically pleasing addition to any roadway. Designed to meet Caltrans specifications and available in a variety of sizes to meet your needs, CMS signs can help reduce traffic delays by keeping motorists informed of road conditions and closures so they may alter their routes accordingly.

Benefits

  • Meets all Caltrans TEES Chapter 8 Specifications
  • Modules are fully interchangeable without switch or jumper settings facilitating quick and efficient service or repair
  • Solid, external matrix module covers (1 hole for each cluster) reduce glare and provide increased message contrast and visibility
  • Standard assemblies assure interchangeability of components
  • Advanced LED pixel matrix module design
  • Three Caltrans configurations available (500, 510, and 520) to meet your needs

Standard Features

  • LED’s mounted on circuit boards (LED pixel type 2)
  • Operates with a 170E controller, CIA and PDA-3
  • Z-bar mounting brackets on rear
  • All exterior seams continuous welded
  • Operates with Sign View software available from Caltrans
  • Can withstand temperatures ranging from -37° C to 74° C and humidity from 0 to 95% (non-condensing)

Assemblies

  • CMS Interface Panel (CIP)
  • Power Distribution Assembly No. 4 (PDA4) with 206 power supply
  • Isolation Module (ISO)
  • Pixel Driver Assembly (PXDA) (5)
  • Pixel Driver Modules (PDM) (number varies by model)
  • Pixel Matrix Modules (PMM)

General Specifications

 
CMS 500
CMS 510
CMS 520
Demensions:306” L x 81” H x 16” D230” L x 54” H x 16” D94” L x 54” H x 24” D
Housing:
Material: 5052-H32 aluminum, 0.125” thick; Finish: black powder coat (front surface)
Access Doors:Front (1), side (1); right or left
Front (2); right or left
Rear (2); center
Display Technology:
LED, T-1 3/4, AllnGaP, amber, ultra-bright, 591 nm peak ?, 2?½ = 30°
Display Type:
Caltrans CMS LED pixel type 2 (LED’s mounted on module PCB’s)
Module Quantity:
60, 5 rows x 12 columns
30, 5 rows x 6 columns
Module Dimensions:22.0” L x 13.7” H x 1.7” D13.9” L x 8.6” H x 1.9” D
Module Operating Voltage:
18 VAC to 28 VAC
Module Current & Power:
2.35 A, 56 W
1.70 A, 40 W
Pixel Arrangement:
40 pixels each, 8 wide x 5 high
Pixel Pitch:
2.75” C-to-C1.75” C-to-C
Pixel Diameter, # LED’s:
1.5” diameter, 16 LED’s1.1” diameter, 8 LED’s
Pixel Quantity:
2400 pixels , 25 rows x 96 columns
1200 pix’s, 25 rows x 48 col’s
Power:
120/240 VAC, single phase input, 5 KVA minimum rating; > 0.95 power factor
Ventilation:
Thermostatically controlled 106 CFM fan, louvered air intake, pleated filter