Electrical Specifications And Connections Of Input Circuit - YASKAWA E-V Series User Manual

4 Wiring and Connection

4.2.2 Electrical Specifications and Connections of Input Circuit

4.2.2

Electrical Specifications and Connections of Input Circuit

This section describes the characteristics of the input signals assigned to the CN21 and CN22 connectors on
the Safety Module.
(1) Specifications
Safety Request Input
Signal A
Safety Request Input
Signal B
Electrical characteristics of Safety Request Input Signal are as follows.
Input Current
ON Input Voltage Range
OFF Input Voltage Range
Maximum Pulse Width
(2) Connection Example
Note: This is the same for Safety Request Input Signal B.
4-4
Name Signal
SRI-A1
SRI-A2
SRI-B1
SRI-B2
Items
5 mA (Typ.)
+20 V to +26 V
0 V to +2 V
20 ms
24 V Power supply
Switch
Fuse
Use contacts
for a minute current.
0 V
Pin No. Input Status
ON
CN21-4
CN21-3
OFF
ON
CN21-6
CN21-5
OFF
ON
CN22-4
CN22-3
OFF
ON
CN22-6
CN22-5
OFF
Characteristics
This is the value per channel.
–
–
The Safety Request Input Signal will not detect
pulses with pulse widths of 0.5 ms or shorter.
Safety Module
CN21
SRI-A1+ 4
SRI-A1−
3
SRI-A2+
6
SRI-A2−
5
Meaning
The SERVOPACK is operating nor-
mally.
Safety Function A activates.
The SERVOPACK is operating nor-
mally.
Safety Function A activates.
The SERVOPACK is operating nor-
mally.
Safety Function B activates.
The SERVOPACK is operating nor-
mally.
Safety Function B activates.
Remarks