Instruction manual
3.
SIGNALS
AND
WIRING
(b)
Speed selection
1
(SPl), speed selection
2
(SP2) and speed command value
Choose any
of
the speed settings made by the internal speed commands
1
to 3 using speed selection
1
(SP1) and speed selection 2 (SP2) or the speed setting made by the analog speed command (VC).
(Note) External Input Signals
~~
Speed Command Value
SP2
I
SP1
0
Internal speed command
3
(parameter
No.
IO)
1
1
Internal speed command
2
(parameter
No.
9)
0
1
Internal speed command
1
(parameter
No.
8)
1
0
Analog speed command
(VC)
0
Note.
0
:
SPl/SPB-SG
off
(open)
1
:
SPl/SPS-SG on
(short)
The speed may be changed during rotation. In
ths
case, the values set in parameters
No.
11
and 12
are used for
acceleratioddeceleration.
When the speed has been spec~ed under any internal speed command, it does not
vary
due to the
ambient temperature.
(2)
Speed
reached
(SA)
SA-SG
are connected when the servo motor speed nearly reaches the speed set
to
the internal speed
command or analog speed command.
Internal
speed
Set speed selection
Internal speed
1
command
2
command
1
I
Start
(ST1
,ST2)
gpF
t
Servo
motor
speed
I,
,I
I,
ON
Speed reached
(SA)
(3)
Torque
limit
As
in
Section 3.4.1 (2).
3-
25