Absolute Data Request Signal (Sen) - YASKAWA Sigma-V Series User Manual

5 Operation

5.9.2 Absolute Data Request Signal (SEN)

5.9.2

Absolute Data Request Signal (SEN)

The absolute data request signal (SEN) must be input to obtain absolute data as an output from the SERVO-
PACK.
The following table describes the SEN signal.
Type
Input
+5 V
7406 or the equivalent
We recommend a PNP transistor.
The SEN signal is input at the following timing.
SERVOPACK control
power supply
ALM signal OFF
(Alarm status)
SEN signal
PAO
PBO
Servomotor power
∗
Turn OFF the SEN signal to turn OFF the control power supply.
5-68
Connector
Signal Name
Pin Number
SEN CN1-4
Host controller
SEN
High level:
Approx. 1 mA
SG
0 V
ON
5 seconds max.
OFF
ON (Normal status)
OFF
ON
OFF
Undefined
Undefined
50 ms
The servomotor will not be turned ON even if /S-ON is turned ON during this interval.
Setting
OFF (low level)
ON (high level)
SERVOPACK
CN1
100 Ω
4
0.1 μF
4.7 kΩ
2
0 V
Rotational serial data
Initial incremental
pulses
(Phase A)
Initial incremental
pulses
(Phase B)
60 ms max.
(90 ms typ.)
Approx.
400 ms max.
15 ms
1 to 3 ms
Meaning
Disabled
The host controller sends a request to
the SERVOPACK for the absolute data.
Analog
OFF
OFF
OFF
Incremental
pulses
(Phase A)
Incremental
pulses
(Phase B)
ON
OFF
Analog
*