Siemens ST750 - Types of Pedestrian Controller; Differences between the St750 and the St700

ST750 GENERAL HANDBOOK
667/HB/33750/000 Page 18 Issue 6
• Inputs/Outputs PCB
This board can expand the inputs/outputs as follows:
16 Inputs
16 Outputs
• Detectors
These can be Siemens, Microsense or Sarasota self tuning units. Up to 4 units
can be accommodated in the ST750 cabinet, each unit having four detector
channels.
• Ancillary Equipment
OTU – Outstation Transmission Unit for Tele Command 12.
OMU – Outstation Monitoring Unit for Remote Monitoring System.
2.1.5 Types of Pedestrian Controller
A number of different types of pedestrian crossings are available on the ST750. The
following table lists the different types of ‘stand-alone’ pedestrian crossings detailed
in TR2500A:
Type of
Crossing
Ped. Signal
Position
Pedestrian to Vehicle
Clearance Period
“Pelican”
Far-side
Vehicle Flashing Amber
Pedestrian Flashing
Green
“Puffin”
Near-side
Vehicle Red
Pedestrian Red
“Pedestrian”
Far-side
Vehicle Red
Pedestrian Blackout
“Toucan”
Far-side
Vehicle Red
Pedestrian Blackout
“Toucan”
Near-side
Vehicle Red
Pedestrian Red
These are described in more detail in sections 3.1.1 to 3.1.3 titled ‘Pelican
Crossing’, ‘Near Sided Pedestrian Crossing’ (which covers both ‘Puffin’ and
‘Toucan’) and ‘Far Sided Pedestrian Crossing’ (which covers both ‘Pedestrian’ and
‘Toucan’).
The ‘on-crossing detectors’ are described in section 3.1.4, while ‘kerbside detectors’
are described in section 3.3.
2.1.6 Differences between the ST750 and the ST700
The ST750 differs functionally from the ST700 in the following ways: