Yaskawa AC Drive Z1000 AC Drive HVAC Fan - Manual (Page 137)

Sequence Timers 2 to 4
These timers operate identically to Sequence Timer 1. Parameters S2-06 to S2-20 configure Sequence Timers 2 to 4.
Priority
If multiple sequence timers overlap, the timer with the lowest number has priority.
Sequence Timer 1 = highest priority
Sequence Timer 4 = lowest priority
Examples of Sequence Timers
If multiple sequence timers overlap, the timer with the lowest number has priority.
Sequence Timer 1 = highest priority
Sequence Timer 4 = lowest priority
Mon Tue Wed Thur Fri Sat Sun
0:00
1:00
2:00
3:00
4:00
5:00
6:00
Sequence Timer 3
Run at d1-03
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
Sequence Timer 4
18:00
19:00
Activate Sequence
20:00 Timer 4 digital output
21:00
22:00
23:00
Sequence Timer 1
Run at d1-01
Sequence Timer 2
Run at d1-02 with PI control disabled
Figure 1.72 Sequence Timer Example 1
Mon
0:00
Sequence Timer 2
1:00
(cont.)
2:00
3:00
4:00
5:00
6:00
Sequence Timer 2
Run at d1-03
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00
Sequence Timer 1
Run at d1-01
Sun Sat Fri Thur Wed Tue
Figure 1.73 Sequence Timer Example 2
1.11 S: Special Parameters
YASKAWA ELECTRIC SIEP YAIZ1U 03A YASKAWA AC Drive – Z1000 Programming Manual 137
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Parameter Details