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Founded in 2012, Shree Vijayvargiya Technologies Pvt. Ltd. is a leading provider of industrial and commercial supplies, specializing in industrial switchgear and automation products. We focus on excellence, innovation, and customer delight across wholesale, distribution, and automation solutions.

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Omron NX502 PLC

Omron NX502 PLC Programmable Logic Controller

The Omron NX502 is the latest flagship in the Sysmac Machine Automation Controller series, built for high-speed, high-precision control combined with advanced data handling. Designed for smart factories and high-end industrial applications, NX502 delivers powerful performance with enhanced connectivity, cybersecurity, and seamless integration across control, motion, safety, and information layers.

Categories:

Omron NX Series PLC
  • Ultra-Fast Processing: Control cycle time down to 250 μs with deterministic performance.
  • Scalable Motion Control: Supports up to 256 axes of motion via EtherCAT—ideal for large and complex machines.
  • Massive Memory & Speed:
    • Fastest instruction execution in its class
    • Expanded program/data memory for heavy logic and large datasets
  • Multi-Layer Communication:
    • Built-in EtherCAT for high-speed field control
    • Dual EtherNet/IP ports for IT/OT integration
    • OPC UA and MQTT for IIoT/cloud applications
  • Cybersecurity Features: Conforms to IEC 62443-4-1/4-2 for industrial control system security.
  • Advanced Sysmac Studio Integration: Unified development for logic, motion, vision, safety, and data connectivity.
Specification Description
Item Specification
Enclosure Mounted in a panel
Grounding method Ground to less than 100 Ω.
Operating environment Ambient operating temperature 0 to 55°C
Ambient operating humidity 10% to 95% (with no condensation)
Atmosphere Must be free from corrosive gases.
Ambient storage temperature -25 to 70°C (excluding battery)
Altitude 2,000 m max.
Pollution degree 2 or less: Meets IEC 61010-2-201.
Noise immunity 2 kV on power supply line (Conforms to IEC 61000-4-4.)
Overvoltage category Category II: Meets IEC 61010-2-201.
EMC immunity level Zone B
Vibration resistance Conforms to IEC 60068-2-6. 5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz, acceleration of 9.8 m/s2 100 min each in X, Y, and Z directions (10 sweeps of 10 min each = 100 min total) Gravity acceleration is assumed to be G=9.8 m/s2.
Shock resistance Conforms to IEC 60068-2-27. 147 m/s2, 3 times in X, Y, and Z directions Gravity acceleration is assumed to be G=9.8 m/s2.
Battery Life 5 years at 25°C (Power ON time rate 0% (power OFF))
Model CJ1W-BAT01 (sold separately)
Applicable standards *1 EU Directives, cULus, RCM, UKCA and KC
Function Specification
Item NX502-
17[][] *1 16[][] *1 15[][] 14[][] 13[][]
Processing time Instruction execution times LD Instruction 0.53 ns
Math instructions (for long real data) 3.3 ns
Pro- gramming Program capacity *2 Size 80 MB
Quantity Number of POU definitions 6,000
Number of POU instances 48,000
Memory capacity for variables *3 Retain attributes Size 4 MB
Number of variables 40,000
No Retain attributes 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 AT specifications for variables.) CIO Area 0 to 6,144 words (CIO 0 to CIO 6,143) *4
Work Area 0 to 512 words (W0 to W511) *4
Holding Area 0 to 1,536 words (H0 to H1,535) *5
DM Area 0 to 32,768 words (D0 to D32,767) *5
EM Area 32,768 words × 25 banks (E0_0 to E18_32,767) *5
Motion control Number of controlled axes *6 Maximum number of controlled axes 256 axes 128 axes 128 axes 64 axes 32 axes
Motion control axes 256 axes 128 axes 128 axes 64 axes 32 axes
Single-axis position control axes ---
Maximum number of used real axes 256 axes 128 axes 64 axes 32 axes 16 axes
Used motion control servo axes 256 axes 128 axes 64 axes 32 axes 16 axes
Used single- axis position control servo axes ---
Maximum number of axes for linear interpolation 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 64 axes groups 32 axes groups
Motion control period The same control period as that is used for the process 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
Override factors 0.00%, or 0.01% to 500.00%
Built-in EtherNet/IP port Number of ports 2
Physical layer 10BASE-T, 100BASE-TX, 1000BASE-T
Frame length 1,514 bytes max.
Media access method CSMA/CD
Modulation Baseband
Topology Star
Baud rate 1 Gbps (1000BASE-T)
Transmission media STP (shielded, twisted-pair) cable of Ethernet category 5, 5e or higher
Maximum transmission distance between Ethernet switch and node 100 m
Maximum number of cascade connections There are no restrictions if an Ethernet switch is used.
CIP service: Tag data links (cyclic communi- cations) Maximum number of connections 64 per port 128 total
Packet interval *7 Can be set for each connection. 1 to 10,000 ms in 1-ms increments
Permissible communications band 20,000 pps *8 *9 (including heartbeat)
Maximum number of tag sets 64 per port 128 total
Tag types Network variables CIO, Work, Holding, DM, and EM Areas
Number of tags per connection (i.e., per tag set) 64 (63 tags if Controller status is included in the tag set.)
Maximum number of tags 256 per port 512 total
Maximum link data size per node (total size for all tags) 92,416 bytes per port 184,832 bytes total
Maximum data size per connection 1,444 bytes
Maximum number of registrable tag sets 64 per port 128 total (1 connection = 1 tag set)
Maximum tag set size 1,444 bytes (Two bytes are used if Controller status is included in the tag set.)
Multi-cast packet filter *10 Supported.
CIP message service: Explicit messages Class 3 (number of connections) 128 per port 256 total (clients plus server)
UCMM (non- connection type) Maximum number of clients that can communicate at one time 32 per port 64 total
Maximum number of servers that can communicate at one time 32 per port 64 total
CIP Safety routing *11 *12 Maximum number of routable CIP Safety connections 128 total
Maximum routable safety data length per connection 32 bytes
Number of TCP sockets 60
Secure socket services Number of secure sockets 60
TLS version 1.2
DB connection services*13 Supported DB versions SQLServer by Microsoft 2014 *14, 2016 *14, 2017 *14, 2019 *15, 2022 *14
Oracle Database by Oracle 19c *15, 21c *16, 23c *14
MySQL Community Edition by Oracle 8.0
PostgreSQL by PostgreSQL Global Development Group 11 *14, 12 *14, 13 *14, 14 *16, 15 *14, 16 *14
Number of DB Connections (Number of databases that can be connected at the same time) 3
Max. number of DB Map Variables for which a mapping can be connected SQLServer by Microsoft 60
Oracle Database by Oracle 30
MySQL Community Edition by Oracle 30
PostgreSQL by PostgreSQL Global Development Group 30
Spool function Used to store SQL statements when an error occurred and resend the statements when the communications are recovered from the error.
Spool capacity 2 MB
Encrypted communi- cations Supported databases SQL Server, Oracle, MySQL, PostgreSQL
OPC UA Server *17 Support profile/Model Embedded 2017 UA Server Profile PLCopen Information Model 1.00
Default Endpoint/Port opc.tcp://192.168.250.1:4840/
Maximum number of sessions (Client) 5
Maximum number of Monitored Items per server 2,000
Sampling rate of Monitored Items (ms) 0 *18, 50, 100, 250, 500, 1,000, 2,000, 5,000, 10,000
Maximum number of Subscriptions per server 100
Maximum number of variables that can be published 10,000
Number of structure definitions that can be published 100
Restrictions on variables unable to be published • Variables whose size is over 60 KB • Two-dimensional or higher structure arrays (global variables) • Structures that include two-dimensional and higher arrays (global variables) • Structures with four or higher levels of nesting • Unions • Arrays whose index number suffix does not start from 0 • Arrays with more than 2,048 elements (global variables) • Structures with more than 100 members
SecurityPolicy/Mode Select one of the following. None Sign - Basic128Rsa15 Sign - Basic256 Sign - Basic256Sha256 Sign - Aes128Sha256RsaOaep Sign - Aes256Sha256RsaPss SignAndEncrypt - Basic128Rsa15 SignAndEncrypt - Basic256 SignAndEncrypt - Basic256Sha256 SignAndEncrypt - Aes128Sha256RsaOaep SignAndEncrypt - Aes256Sha256RsaPss
Application Authenti- cation Authentication X.509
Maximum number of storable certifications Trusted certification: 32 Issuer certification: 32 Rejected certification: 32
User Authenti- cation Authentication You can set the following items. User name/Password/role *19 Anonymous
Built-in EtherCAT port Communications standard IEC 61158 Type12
EtherCAT master specifications Class B (Feature Pack Motion Control compliant)
Physical layer 100BASE-TX
Modulation Baseband
Baud rate 100 Mbps (100BASE-TX)
Duplex mode Auto
Topology Line, daisy chain, branching and ring *20
Transmission media Twisted-pair cable of category 5 or higher (double-shielded straight cable with aluminum tape and braiding)
Maximum transmission distance between nodes 100 m
Maximum number of slaves 256
Range of node addresses that can be set 1 to 256
Maximum process data size Input: 11,472 bytes Output: 11,472 bytes
Maximum process data size per slave Input: 1,434 bytes Output: 1,434 bytes
Communications cycle Primary periodic task 250 μs to 8 ms (in 250-μs increments)
Sync jitter 1 μs max.
Unit config- uration Units on CPU Rack Maximum number of X Bus Units that can be mounted to the CPU Unit 4
Maximum number of NX Units that can be mounted to the CPU Unit 63
Maximum I/O data size that can be allocated in the CPU Unit Inputs: 8,192 bytes *21 Outputs: 8,192 bytes *21
Maximum number of NX Units for entire controller 4096
Power supply Model A non-isolated power supply for DC input is built into the CPU Unit.
Power OFF detection time 2 to 4 ms
Internal clock Accuracy At ambient temperature of 55°C: -4.0 to 4.0 min error per month At ambient temperature of 25°C: -2.5 to 2.5 min error per month At ambient temperature of 0°C: -4.0 to 4.0 min error per month
Product name Specifications Model
Program capacity Memory capacity for variables Maximum number of used real axes
Used motion control servo axes
NX502 CPU Unit 80 MB 4 MB (Retain attributes) / 256 MB (No Retain attributes) 256 axes 256 axes NX502-1700
128 axes 128 axes NX502-1600
64 axes 64 axes NX502-1500
32 axes 32 axes NX502-1400
16 axes 16 axes NX502-1300
Catalog Name
Catalog Number[size]
Last Update
NX5 Data Sheet P159-E1-07
[2773KB]		 Mar 03, 2025 NX5 Data Sheet
NJ/NX-series CPU Units (OPC UA) Catalog P123-E1-08
[2627KB]		 Dec 16, 2024 NJ/NX-series CPU Units (OPC UA) Catalog
NJ/NX-series Database Connection CPU Unit Catalog P088-E1-24
[1372KB]		 Apr 22, 2024 NJ/NX-series Database Connection CPU Unit Catalog
NJ/NX Series Controller Catalog P089-E1-29
[4858KB]		 Mar 03, 2025 NJ/NX Series Controller Catalog
Sysmac Automation Platform Catalog P079-E1-34
[11591KB]		 Mar 03, 2025 Sysmac Automation Platform Catalog
Applicable Models of Cable Redundancy Function R200-E1-06
[213KB]		 Aug 26, 2024 Applicable Models of Cable Redundancy Function
HMC-SD292/492/1A2 Data Sheet -
[244KB]		 Jun 05, 2023 HMC-SD292/492/1A2 Data Sheet

Applications

  • High-speed packaging and bottling lines
  • Large-scale robotics and coordinated motion control
  • Semiconductor and electronics assembly
  • Automotive manufacturing cells
  • Smart production lines with real-time analytics and traceability

Why Choose

  • Flagship controller with top-class speed, scalability, and data capabilities
  • Built for smart machine architectures and predictive maintenance
  • Ideal for integration with MES, ERP, SCADA, and cloud platforms
  • Simplifies high-performance machine building with fewer components
  • Future-ready with support for advanced IIoT, AI, and digital transformation

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