1-2
Specifications
This section gives the specifications of the NX-series NX502 CPU Units.
Item
NX502-
15££ 14££ 13££
Process-
ing time
Instruction execu-
tion times
LD Instruction 0.53 ns or more
Math instructions (for long real data) 3.3ns ns or more
Program-
ming
Program capaci-
ty
*1
Size 80 MB
Quantity
Number of POU defi-
nitions
6,000
Number of POU in-
stances
48,000
Memory capacity
for variables
*2
Retain attributes
Size 4 MB
Number of variables 40,000
No Retain attrib-
utes
Size 256 MB
Number of variables 360,000
Data types Number of data types 8,000
Memory for CJ-
series Units (Can
be specified with
A
T specifications
for variables.)
CIO Area
0 to 6,144 words
(CIO 0 to CIO 6,143)
*3
W
ork Area
0 to 512 words
(W0 to W51
1)
*3
Holding Area
0 to 1,536 words
(H0 to H1,535)
*4
DM Area
0 to 32,768 words
(D0 to D32,767)
*4
EM Area
32,768 words × 25 banks
(E0_0 to E18_32,767)
*4
Motion
control
Number of con-
trolled axes
*5
Maximum number of controlled axes 128 axes
64 axes 32 axes
Motion control axes 128 axes 64 axes 32 axes
Single-axis position
control axes
---
Maximum number of used real axes 64 axes 32 axes 16 axes
Used motion control
servo axes
64 axes 32 axes 16 axes
Used single-axis po-
sition control servo
axes
---
Maximum number of axes for linear in-
terpolation axis control
4 axes per axes group
Number of axes for circular interpolation
axis control
2 axes per axes group
Maximum number of axes groups 32 axes groups
Motion control period
The same control period as that is used for the proc-
ess data communications cycle for EtherCAT
.
Maximum velocity of axes 2 G pps
Cams
Number of cam
data points
Maximum points per
cam table
65,535 points
Maximum points for
all cam tables
1,048,560 points
Maximum number of cam tables 640 tables
Position units Pulse, mm, μm, nm, degree, and inch
1 Introduction to NX-series Controllers
1-10
NX-series NX502 CPU Unit Hardware User's Manual (W629)
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