Function Specifications - Omron NJ501-1300 User Manual

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Function Specifications

Specifications of the OPC UA Server
Item
Connection ports
OPC UA function
Transport and data encoding
Supported profile and model
Endpoint URL (Server URL)
Maximum number of sessions (client)
Maximum number of monitored items per server
Maximum number of subscriptions per server
Variable type
Maximum number of variables that
Conditions as
can be published
a whole net-
Maximum number of value attri-
work-pub-
butes that can be published
lished
Maximum number of structure defi-
*1
variables
nitions that can be published
Conditions that can not be published for each net-
*1
work-published variable
OPC UA security mode and policy
Authentication
Application
authentica-
Number of certificates that can be
tion
stored
User authen-
Method of user authentication
tication
*1. For details, refer to Restrictions on Publishing to the OPC UA Client on page 6-7.
NJ-series CPU Unit OPC UA User's Manual (W588)
1 Overview of OPC UA Server Function
Description
Built-in EtherNet/IP Port on the CPU Unit
Note: The OPC UA Server function can be used simultaneously
with EtherNet/IP communications.
Server function
UA TCP binary
• UA 1.02 Micro Embedded UA Server Profile
• PLCOpen Information Model
opc.tcp: // [IP address] : [port number] /
By default, below.
opc.tcp: //192.168.250.1: 4840 /
5
2000
100
Network variable
10,000
10,000
100
• Multidimensional array specified structure
• Structure containing multidimensional array(s) as member(s)
• Structure whose nesting number exceeds three
• Union, and structure containing union(s) as member(s)
• Array whose start number is not 0; e.g., Array[2..5]
• Array whose number of elements exceeds 1024
• Structure whose number of members exceeds 100
• Variable whose size exceeds 1024 bytes
Allowable security methods can be specified from the following
(multiple specifications possible):
• Both signature and encryption required: SignAndEncrypt
Signature and encryption algorithm: Basic256-
Sha256/Basic256/Basic128Rsa15
(multiple specifications possible)
• Only signature required: Sign
Signature algorithm: Basic256Sha256/Basic256/Basic128R-
sa15 (multiple specifications possible)
• Neither signature nor encryption required
X.509
• Trusted certificate: 32
• CA certificate: 32
• Rejected certificate: 32
The following can be set:
• User name and Password
• Anonymous
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