ST900 LV & ST900 ELV
The ST900 family builds on the company’s highly successful and proven ST800 series of controllers, and includes all its predecessor’s features and benefits, whilst packing in a new advanced architecture. Incorporating the latest in ELV (Extra Low Voltage) technology, the ST900 family includes an advanced 48-volt traffic controller and a range of ELV street furniture including regulatory signs, solar sensors and signal heads which all offer significant power cost savings over conventional signals
Options
ST900 standard controller
The ST900 retains the robust and proven design features of the ST800 when configured as a standard 230V controller.
- Up to 248 digital inputs/output lines
- Highly reliable and proven operating software
- Integral lamp monitoring of all phases and signal colours
- Modular construction - available in an outercase or as a 19 inch, 6U rack
- Simple installation - easily retro-fitted to existing controller cabinets
- Dual processor safety system
- Multi-mode operation including advanced 'ripple' stage change algorithm
ST900 Extra Low Voltage controller
The ST900 ELV system is designed to reduce energy costs significantly, control busier and more complex junctions, and places greater emphasis on safety.
As well as the features of the ST900, the use of an ELV controller offers a wide range of benefits, including:
- Increased electrical safety for members of the public in the event of damage to the signal installation
- Increased electrical safety for personnel working on or around the intersection
- Reduced power costs
- Reduced cabling costs
- Improved lamp monitoring of very low power LED traffic and pedestrian signals
- Fully integrated 230V and ELV 48V lamp drive systems
- Up to 32 phases, 32 stages and 8 independent streams
2011-Dec-16 |