| GENERAL NOTES | |||||||||||
| GENERAL OPERATION | |||||||||||
| 1. Use AØ yellow for CØ yellow if going CØ®BØ. | |||||||||||
| 2. In Flexi, Y+ must be set to run the alternate sequence ACB. | |||||||||||
| SIGNAL GROUP OPERATION | |||||||||||
| Signal Group 4 | |||||||||||
| 1. SG4 operates green-yellow-red in CØ. | |||||||||||
| 2. SG4 goes red with SG2 in AØ, and remains red through BØ. | |||||||||||
| 3. SG4 closes down at the end of CØ green, remains red through BØ, if going CØ®BØ, and AØ late | |||||||||||
| start, then goes ‘blank’ at the start of AØ minimum green. | |||||||||||
| When P1 is demanded. | |||||||||||
| 4. If going BØ®AØ, with a demand for P1, hold SG4 red for the duration of Timer 1 (Special Purpose | |||||||||||
| Timesetting no. 9). Timer 1 starts timing at the start of P1 walk. When Timer 1 expires, SG4 red is | |||||||||||
| switched off. | |||||||||||
| 5. If going CØ®AØ, with a demand for P1, SG4 goes red at the start of CØ all red period, and is held | |||||||||||
| red for the duration of Timer 1 (Special Purpose Timesetting no. 9). Timer 1 starts timing at the | |||||||||||
| start of P1 Walk. When Timer 1 expires, SG4 red is switched off. | |||||||||||
| 6. AØ ECO is used to guarantee SG4 minimum blank period. Timer 2 (Special Purpose Timesetting | |||||||||||
| no. 10) starts timing at the start of SG4 blank period. When Timer 2 expires, expire AØ ECO. | |||||||||||
| Signal Group 5 | |||||||||||
| 1. Late start SG5 in BØ if going AØ®BØ. | |||||||||||
| PEDESTRIAN GROUP OPERATION | |||||||||||
| Pedestrian 1 | |||||||||||
| P1 calls AØ. | |||||||||||
| P1 calls BØ if the controller is resting in AØ. | |||||||||||
| P1 can introduce at the start of AØ. | |||||||||||
| Pedestrian 2 | |||||||||||
| P2 calls BØ. | |||||||||||
| P2 can introduce at the start of BØ. | |||||||||||
| DETECTOR OPERATION | |||||||||||
| General | |||||||||||
| Clear vehicle demands during associated phase green and yellow. | |||||||||||
| Detector 4 | |||||||||||
| Detector 4 places a non-locking call for CØ when its presence time expires. | |||||||||||
| Clear demands for CØ from detector 4 during SG4 green and yellow. | |||||||||||
| Detector 6 | |||||||||||
| Clear demands for BØ from detector 6 during SG3 and SG6 green and yellow. | |||||||||||