Index
A
Additional I/O Power Supply Unit...................................... 4-5
Additional NX Unit Power Supply Unit...............................
4-4
applicable wires............................................................... 5-42
attaching a terminal block................................................5-52
B
Basic System Configuration....................................... 1-6, 2-2
Battery...............................................................................A-2
Battery connector.............................................................. 3-
5
Battery Installation Procedure......................................... 5-28
Battery Replacement Procedure....................................... 7-6
Battery Service Life and Replacement Period...................7-7
Battery slot.........................................................................3-5
Battery-related Error Detection Setting............................3-11
Block................................................................................4-23
built-in EtherCAT port................................................. 2-3, 3-5
Built-in EtherNet/IP port.....................................................3-5
built-in EtherNet/IP port 2.................................................. 1-7
BUSY.................................................................................3-7
C
Calculating the Effective Value........................................ 4-20
Cleaning............................................................................ 7-2
commercially available markers...................................... 5-18
Communications Cable.............................................. 2-5, 2-6
Configuration Units.....................................................2-5, 2-6
connecting/removing wires.............................................. 5-44
CPU Rack...................................................................2-4, 2-5
CPU Unit............................................................................3-2
crimping tool.................................................................... 5-43
D
Daisy chain.............................................................5-64, 5-66
DIN Track......................................................
5-12, 5-13, 5-15
DIN Track contact plate............................................ 3-5, 5-39
DIN Track Insulation Spacer............................................5-41
DIN Track mounting hooks................................................ 3-4
DIP switch..........................................................................3-5
E
Earthing Methods............................................................ 5-64
Electrical Specifications ....................................................
3-2
End Cover......................................................... 2-5, 3-5, 5-22
End Plate.......................................................5-12, 5-14, 5-23
Equipotential bonding system................................ 5-64, 5-65
ERROR..............................................................................3-7
EtherCAT Network Configuration............................... 1-6, 2-3
Event log............................................................................5-5
F
Fail-safe Circuits................................................................5-6
Fan.................................................................................. 3-12
ferrules.............................................................................5-42
Functional Grounding
...................................................... 5-68
G
Grounding...............................................................5-37, 5-64
I
I/O power supply...................................................... 4-3, 4-24
I/O Power Supply Connection Unit....................................
4-8
ID information indication...........................................3-5, 3-12
inrush current...................................................................4-24
Installation Dimensions....................................................5-32
Installation Height............................................................ 5-34
Installation in Cabinets or Control Panels..........................5-8
Installation Locations for Protective Devices................... 4-26
Installation Method in Control Panels.............................. 5-10
Interlock Circuits................................................................ 5-7
L
LINK/ACT.......................................................................... 3-9
Lot number...................................................................... 3-13
M
MAC addresses............................................................... 3-13
Maximum I/O Power Supply Current...............................
4-16
Mechanical Specifications ................................................ 3-2
Momentary Power Interruption.......................................... 5-4
N
NET ERR...........................................................................3-8
NET RUN...........................................................................3-
8
Network Configuration................................................1-7, 2-9
NX bus connector.............................................................. 3-4
NX Unit..................................................................... 2-5, 3-16
NX Unit configuration.........................................................2-4
NX Unit Power Supply Capacity...................................... 4-12
O
Operating environment......................................................A-2
Operating Mode at Startup................................................
5-3
Operating Procedure....................................................... 1-15
Operation until Operation Ready Status............................5-2
order of powering on..........................................................5-7
Overcurrent......................................................................4-25
P
Periodic Inspection Items.................................................. 7-3
Index
I-2
NX-series NX502 CPU Unit Hardware User's Manual (W629)