Chapter 4: Operation
This port can also be configured as a multidrop port (RS-485).
Table 4-5. RS-422 / 485 Connector Pin Assignments
Pin
Signal
Type
1
N/C
2
RXD+
Input
3
TXD+
Output
4
TXD-
Output
5
GND
Ground
6
RXD–
Input
7
N/C
8
EXPIO_5V
Output
9
GND
Ground
To change the configuration of the RS-422 / 485 port, see Configuring Serial Ports on page 33.
See the previous table for the eV+ designation when referenced in the eV+ ATTACH or FSET
instructions.
4.5 Connecting User-Supplied Safety and Power-Control Equipment
The user-supplied safety and power-control equipment connects to the system through the
XUSR and XFP connectors on the controller. The XUSR connector (25-pin) and XFP (15-pin)
connector are both female D-sub connectors located on the front panel of the controller. Refer to
the following table for the XUSR pin-out descriptions. Refer to the table Contacts Provided by
the XFP Connector on page 37 for the XFP pin-out descriptions. See the figure CAT-3 E-Stop Cir-
cuit on XUSR and XFP Connectors on page 39 for the XUSR wiring diagram.
Table 4-6. Contacts Provided by the XUSR Connector
Pin
Pairs
Description
Comments
Voltage-Free Contacts Provided by Customer
1, 14
User E-Stop CH 1 (mushroom push-
button, safety gates, etc.)
N/C contacts, Shorted if NOT Used
2, 15
User E-Stop CH 2 (same as pins
1, 14)
N/C contacts, Shorted if NOT Used
3, 16
Line E-Stop (used for other robot or
assembly line E-Stop inter-
connection. Does not affect E-Stop
indication (pins 7, 20))
N/C contacts, Shorted if NOT Used
4, 17
Line E-Stop (same as pins 3, 16)
N/C contacts, Shorted if NOT Used
11069-000 Rev. H
SmartController EX User's Guide
35
