Fuji Electric RYS...S3-VVS Series - Command Pulse, Command Code; Forward Pulse, Reverse Pulse

6-15 MHT258a (Engl.)
Remark : Where the motor rotates at 5000[r/min] at output pulse count setting 3000[pulse/rev]
The output pulse count is
3000
60
5000 250000
[/]
[/min] [ ]
pulse rev
rHz×=
If the motor rotation exceeds 5000[r/min] at 16384[pulse/rev] max., the pulse count will exceed 1.3[MHz].
6.2.4 Pulse train input
The pulse form of pulse train input terminal can be selected.
The pulse form of pulse train input terminal [CA], [*CA], [CB], [*CB] can be selected. The maximum input frequency is 400kHz.
System parameter 78
Para. Name Setting range Initial value Change
78 Pulse train input form 0 : Command code, command pulse
1: Forward pulse, reverse pulse
2: Two 90° phase-different signal
1 Power
■ Command pulse, command code
The command pulse indicates rotational quantity and the command code indicates rotational direction.
t
1
t
2
t
3
t
4
Pulse level : t
1
＞ 1.25 μ s
Pulse cycle : t
2
≧ 2.5 μs
Before sign change : t
3
＞ 1.25 μ s
After sign change : t
4
≧ 1.25 μ s
Command code
[CB]
Command pulse
[CA]
■ Forward pulse, reverse pulse
Forward pulse indicates forward direction, reverse pulse indicates the reverse direction.
t
5
t
6
t
7
Reverse pulse
[CB]
Forward pulse
[CA]
Pulse level : t
5
＞ 1.25 μ s
Pulse cycle : t
6
≧ 2.5 μ s
Edge interval : t
7
＞ 1.25 μ s