Omron NX Series Hardware User Manual page 131

Installation and Wiring
NX-series NX502 CPU Unit Hardware User's Manual (W629)
This section describes how to install and wire the NX-series NX502 CPU Unit as well
as details on installation locations.
5-1 Processing at Power ON and Power OFF .................................................... 5-2
5-1-1 Power ON Operation ....................................................................................... 5-2
5-1-2 Power OFF Operation ..................................................................................... 5-3
5-1-3 Resetting the Controller from the Sysmac Studio ........................................... 5-5
5-2 Fail-safe Circuits ............................................................................................ 5-6
5-3 Mounting and Removing Units ..................................................................... 5-8
5-3-1 Installation in a Control Panel.......................................................................... 5-8
5-3-2 Preparations for Installation........................................................................... 5-12
5-3-3 Installing the CPU Unit .................................................................................. 5-14
5-3-4 Attaching Markers ......................................................................................... 5-17
5-3-5 Installing and Connecting NX Units............................................................... 5-18
5-3-6 Installing and Connecting X Bus Units .......................................................... 5-21
5-3-7 Mounting the End Cover................................................................................ 5-22
5-3-8 Mounting the End Plates ............................................................................... 5-23
5-3-9 Installing and Removing the SD Memory Card ............................................. 5-24
5-3-10 Battery Installation......................................................................................... 5-27
5-3-11 Removing CPU Unit ...................................................................................... 5-29
5-3-12 Removing NX Units ....................................................................................... 5-30
5-3-13 Removing X Bus Units .................................................................................. 5-31
5-3-14 Assembled Appearance and Dimensions ..................................................... 5-32
5-4 Wiring ............................................................................................................ 5-36
5-4-1 Wiring the Unit Power Supply........................................................................ 5-36
5-4-2 Wiring the Additional NX Unit Power Supply Unit ......................................... 5-37
5-4-3 Wiring the Additional I/O Power Supply Unit ................................................. 5-37
5-4-4 Wiring the Protective Devices ....................................................................... 5-37
5-4-5 Grounding...................................................................................................... 5-37
5-4-6 Wiring the Built-in EtherCAT Port .................................................................. 5-41
5-4-7 Wiring the Built-in EtherNet/IP Port ............................................................... 5-41
5-4-8 Wiring to the CPU Unit Terminal Block.......................................................... 5-42
5-5 Control Panel Installation ............................................................................ 5-57
5-5-1 Temperature .................................................................................................. 5-57
5-5-2 Humidity ........................................................................................................ 5-58
5-5-3 Vibration and Shock ...................................................................................... 5-59
5-5-4 Atmosphere ................................................................................................... 5-59
5-5-5 Electrical Environment................................................................................... 5-59
5-5-6 Grounding...................................................................................................... 5-64
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5-1