Wiring Examples - Omron NXR Series User Manual

5 Installation and Wiring
Waterproof Covers
Install waterproof covers for I/O connectors on any unused I/O connectors. For waterproof covers, use
the M12 waterproof cover shown in 5-5 Connected Devices on page 5-31. Refer to 5-5-4 Waterproof
Covers for Connectors on page 5-35 for details.
Tighten the waterproof covers to the following torque.
You can maintain the IP67 protective structure when the waterproof covers are tightened to a suitable
tightening torque.
Tightening location
Waterproof covers for I/O connectors
(M12 waterproof covers)
5-4-4

Wiring Examples

Wiring examples for connecting the following external devices to the I/O connectors on the IO-Link
Master Unit are given below.
• IO-Link device
• Non-IO-Link input device
• Non-IO-Link output device
Wring examples with a branch connector are also shown.
The external devices that you connect to the I/O connectors depend on the communications mode set-
tings for pin 4 and pin 2 of the port on the IO-Link Master Unit. Refer to 9-3 Communications Mode
Settings on page 9-7 for information on the communications mode settings.
5-22
Screw size Tightening torque
M12 0.5 to 0.6 N·m
NXR-series IO-Link Master Unit for EtherCAT User's Manual (W640)