Changeable Message Signs (CMS)
Changeable Message Signs (CMS) provide advisory information to travelers to warn of traffic congestion, accidents, special events, estimated travel times, road closures, or provide Amber Alerts. Available in three different models, McCain CMS signs help keep traffic moving and reduce delays by keeping drivers informed of changing road conditions so they may alter their routes accordingly.
- Promote public safety and awareness
- Increase roadway efficiency
- Display custom messages
- Repair quickly and easily without switch or jumper settings
- Three Caltrans configurations available - 500, 510, and 520
- LEDs mounted on circuit boards
- Operates with a 170E controller, CIA and PDA-3
- Operates with Sign View software (available from Caltrans)
- All exterior seams continuous welded
- Z-bar mounting brackets on rear
- Conforms to Caltrans TEES
| CMS 500 | CMS 510 | CMS 520 | |
| Dimensions |
306” L x 81” H x 16” D |
230” L x 54” H x 16” D | 94” L x 54” H x 24” D |
| Material | 5052-H32 aluminum, 0.125” thick | ||
| Finish | Pixel Matrix Modules: Powder coated black Housing: Latex paint |
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| Access Doors | Front (1), side (1); right or left | Front (2); right or left | Rear (2); center |
| LED Display | Caltrans CMS LED pixel type 2 mounted on module PCBs | ||
| Pixel Arrangement | 40 pixels each; 8 wide x 5 high | ||
| Pixel Diameter, # LEDs | 1.5” diameter, 16 LEDs | 1.1” diameter, 8 LED’s | |
| Pixel Quantity | 2400 pixels , 25 rows x 96 columns | 1200 pixels, 25 rows x 48 columns | |
| Ventilation | Thermostatically controlled 106 CFM fan, louvered air intake, pleated filter | ||
| Power | 120/240 VAC, single phase input, 5 KVA minimum rating; > 0.95 power factor | ||
