Yaskawa DR2 Sigma Servo - Manual (Page 141)

APPLICATIONS OF Σ-SERIES PRODUCTS
3.7.1 Using Servo Alarm Output and Alarm Code Output
128
3.7 Forming a Protective Sequence
This section describes how to use I/O signals from the Servopack to form a protective
sequence for safety purposes.
3.7.1 Using Servo Alarm Output and Alarm Code Output 128 . . . . . . . . . . . . . . . . . . .
3.7.2 Using Servo ON Input Signal 132 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.7.3 Using Positioning Complete Signal 133 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.7.4 Using Speed Coincidence Output Signal 134 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.7.5 Using Running Output Signal 136 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.7.6 Using Servo Ready Output Signal 138 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.7.1 Using Servo Alarm Output and Alarm Code Output
1) Basic Wiring for Alarm Output Signals
Photocoupler Output
Per output:
Maximum operation
voltage: 30 VDC
Maximum output
current: 50 mADC
Open Collector Output
Per output:
Maximum operation
voltage: 30 VDC
Maximum output
current: 20 mADC
Servopack
Photocoupler
I/O power
supply
Host controller
1CN-31
1CN-32
1CN-37
1CN-38
1CN-39
1CN-2
ALM+
ALM-
ALO1
ALO2
ALO3
SG
Provide an external I/O power supply separately. There are no DC power available
from Servopack for output signals.
3