GENERAL NOTES
GENERAL OPERATION
1. Clear vehicle demands during associated phase green and yellow.
2. If in Af clear demands for Cf.
SIGNAL GROUP OPERATION
Signal Group 6
1. SG6 operates green-yellow-red in Cf.
2. SG6 goes red with SG2 in Af, and remains red through Bf.
3. SG6 closes down at the end of Cf green, remains red through Af late start, then goes ‘blank’ at 
    the start of Af minimum green.
When P1 is demanded.
5. If going BAf, with a demand for P1, hold SG6 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 SG6 red is switched off.
6. If going CAf, with a demand for P1, SG6 goes red at the start of  Cf 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 SG6 red is switched off. 
7. Af ECO is used to guarantee SG6 minimum blank period. Timer 2 (Special Purpose Timesetting No.10) 
    starts timing at the start of SG6 blank period. When Timer 2 expires, expire Af ECO.
Signal Group 7
1. Late start SG7 in Cf.
PEDESTRIAN GROUP OPERATION
Pedestrian 1
P1 calls Af.
P1 can introduce at the start of Af.
In Flexi, P1 is terminated in Af by Q+ (Q+ is set 6 steps before the call pulse for Bf).
Pedestrian 2
P2 calls Af.
P2 can introduce at anytime in Cf and at the start of Af and can overlap CAf.
In Flexi, P2 is terminated in Af by Q+ (Q+ is set 6 steps before the call pulse for Bf).
Pedestrian 3
P3 calls Bf.
P3 can introduce at the start of Bf.
Pedestrian 4
P4 calls Bf.
P4 can introduce at the start of Bf.