| GENERAL NOTES | ||||||||||||||||||
| SUMMARY OF XSF FLAGS | ||||||||||||||||||
| (Communications Operation of XSF flags is required) | ||||||||||||||||||
| XSF1 | - Allows the auto introduction of P1 in AØ. | |||||||||||||||||
| XSF2 | - Permanent demand for P2 in BØ. | |||||||||||||||||
| XSF6 | - Places a permanent demand for CØ and removes the 'Recall' for AØ. | |||||||||||||||||
| XSF7 | - When set with XSF6, CØ late start, minimum green and yellow periods are expired if there are other phase demands set prior to the start of or during CØ. | |||||||||||||||||
| SUMMARY OF mss FLAGS | ||||||||||||||||||
| MSS6 | - set when XSF6 is set. | |||||||||||||||||
| MSS7 | - set when XSF6 and XSF7 are set. | |||||||||||||||||
| PEDESTRIAN GROUP OPERATION | ||||||||||||||||||
| P1 | - calls AØ. | |||||||||||||||||
| - can introduce at the start of AØ. | ||||||||||||||||||
| - auto introduces at the start of AØ when XSF1 is set. | ||||||||||||||||||
| P2 | - calls BØ. | |||||||||||||||||
| - can introduce at the start of BØ. | ||||||||||||||||||
| - is permanently demanded and auto introduces at the start of BØ when XSF2 is set. | ||||||||||||||||||
| PHASE OPERATION | ||||||||||||||||||
| DWELL ON RED PHASE | ||||||||||||||||||
| CØ is a 'Dwell on Red' phase that operates overnight from 21:00 to 5:00 Monday to Sunday when XSF6 is set, as part of a Road Safety Department trial. | ||||||||||||||||||
| During this period, the signals rest in CØ, which has a permanent demand, and only goes to AØ or BØ if they are demanded. | ||||||||||||||||||
| CØ runs for the late start, minimum green and yellow periods. | ||||||||||||||||||
| When XSF6 is set, a permanent demand for CØ is set and the 'Recall' for AØ is removed. | ||||||||||||||||||
| When XSF6 is set MSS6 is set. | ||||||||||||||||||
| XSF6 is set by time of day (Action List). | ||||||||||||||||||
| XSF6 selects the alternate phase sequence in Flexilink. | ||||||||||||||||||
| When XSF7 is set with XSF6, CØ late start, minimum green and yellow periods are expired if there are other phase demands set prior to the start of or during CØ, except for the following transitions: | ||||||||||||||||||
| - AØ ® CØ ® AØ | ||||||||||||||||||
| - BØ ® CØ ® BØ | ||||||||||||||||||
| When XSF6 and XSF7 are set, MSS7 is set. | ||||||||||||||||||