St950 Controller Family; System Overview - Siemens ST950 Handbook

2 ST950 C
ONTROLLER
The Siemens ST950 Controller family is the latest in a long line of highly integrated
traffic controllers.
The ST950 family of controllers can be supplied either in a single-door outer case with
a 6U logic rack and equipment mounting frame or as a free-standing logic rack housing
the power supply, CPU Card and Lamp Switch cards.
2.1

System Overview

The main features of the ST950 family are:
Designed to satisfy the requirements of Class X1 of EN50556 (which superseded
HD638) and the UK Highways Agency specification TR2500
32 phases, 32 stages.
8 streams.
8 maximum green sets.
8 hurry calls which are in priority order.
8 uni-directional detector loop units.
Multi-mode operation with stage ripple change facility for improved intersection
capacity.
Fully integrated MOVA7 and UTMC OTU functionality
Fully integrated Light Rapid Transport (LRT) mode for use at Tram / Road
intersections.
Fully configurable lamp sequences for worldwide application.
Fully integral and configurable lamp monitoring of both incandescent and LED
signals.
Flexible part-time and start-up modes, allowing any stream to be sent in and out
of part-time mode without affecting any others.
Cableless linking (Plan) facility with sophisticated plan timetables and 32 plan
groups.
Event timetable which supports actions based on 32 independent events with
easy programming.
Time system with full date details – automatically time synchronised to central
system where the controller linked to Siemens UTMC central system.
Date stamped rolling log providing detailed history of events and faults, coupled
with improved presentation to aid recognition of entries.
Uncomplicated web browser user interface capable of multi-language support
Support for up to 248 I/O lines via I/O cards and Intelligent Detector Backplanes
RS232 and USB interfaces for handset, modem and GPS
Major configuration changes with signals on
Security classification
Version
Last Editor
Document Name
Copyright © Siemens plc 2015. All Rights Reserved.
F
AMILY
Unrestricted
4
Paul Cox
ST950 General Handbook
Mobility Division, Traffic Solutions
Sopers Lane, Poole, Dorset, BH17 7ER
Page 18 of 107
Status Issued
Date 16-Jul-2015
Document No. 667/HB/46000/000
Mobility is a division of Siemens Plc