Home / Mitsubishi Electric (Factory Automation) / Mitsubishi MELSEC iQ-R Series – Information/network / RD81OPC96 Mitsubishi MELSEC iQ-R Series OPC UA server

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RD81OPC96 Mitsubishi MELSEC iQ-R Series OPC UA server

MPN: RD81OPC96 · Brand: Mitsubishi Electric (Factory Automation)

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12-month warranty (new) · 3-month (used/refurbished)

30-day returns, no restocking fee on unused parts

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Quick facts

Availability	Confirmed on request
Category	Mitsubishi MELSEC iQ-R Series – Information/network
Lifecycle	Active
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can RD81OPC96 be shipped?

RD81OPC96 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up RD81OPC96 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for RD81OPC96 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for RD81OPC96, subject to availability and destination.

The Mitsubishi Electric RD81OPC96 is a OPC UA server in the MELSEC iQ-R Series. 10BASE-T/100BASE-TX/1000BASE-T. Specifications and manuals below are Mitsubishi Electric's own data.

Specifications

Product

Series	MELSEC iQ-R Series
Category	OPC UA server
Outline	10BASE-T/100BASE-TX/1000BASE-T

Software specifications

OPC UA server specification: Address Space Model	Address Space Atomicity Address Space Base Address Space Full Array Only
OPC UA server specification: Attribute Services	Attribute Read Attribute Write Values
OPC UA server specification: Base Information	Base Info Core Structure Base Info GetMonitoredItems Method Base Info ResendData Method Base Info Type System
OPC UA server specification: Discovery Services	Discovery Find Servers Self Discovery Get Endpoints
OPC UA server specification: Method Services	Method Call
OPC UA server specification: Monitored Item Services	Monitor Basic Monitor Value Change Monitored Items Deadband Filter Monitor Items 2 Monitor Items 10 Monitor Items 100 Monitor QueueSize_1 Monitor MinQueueSize_02 Monitor Triggering
OPC UA server specification: Protocol and Encoding	Protocol UA TCP UA Binary Encoding UA Secure Conversation
OPC UA server specification: Security	AsymmetricEncryptionAlgorithm_None AsymmetricSignatureAlgorithm_None KeyDerivationAlgorithm_None Security None CreateSession ActivateSession SecurtyPolicy_None_Limits SymmetricEncryptionAlgorithm_None SymmetricSignatureAlgorithm_None Security Invalid user token Security User Name Password Security Default ApplicationInstance Certificate Security Policy Required
OPC UA server specification: Session Services	Session Base Session General Service Behaviour Session Minimum 1 Session Minimum 2 Parallel
OPC UA server specification: Subscription Services	Subscription Basic Subscription Minimum 1 Subscription Minimum 02 Subscription Publish Min 02 Subscription Publish Min 05 Subscription Publish Discard Policy
OPC UA server specification: View Services	View Basic View Minimum Continuation Point 01 View RegisterNodes View TranslateBrowsePath
OPC UA server specification: Security Policies	SecurityPolicy – None SecurityPolicy – Basic128Rsa15 SecurityPolicy – Basic256 SecurityPolicy – Basic256Sha256 SecurityPolicy – Aes128-Sha256-RsaOaep SecurityPolicy – Aes256-Sha256-RsaPss
OPC UA server specification: IdentityTokens	User Token – Anonymous User Token – User Name Password User Token – X509 Certificate
Basic operation specification: Time information: Time	Acquired from a CPU module (in multiple CPU system, CPU No.1)
Basic operation specification: Time information: Time zone	Acquired from a CPU module (in multiple CPU system, CPU No.1)
Basic operation specification: Ethernet: Connection method	IPv4
Basic operation specification: Configuration tool: Simultaneously connectable number	1
Basic operation specification: Configuration tool: Connectable Ethernet port	• CH1 • CH2 (connection only via a hub)
Device memory input/output: Group: Maximum number of definitions	10000
Device memory input/output: Group: Maximum number of layers	4
Device memory input/output: Tag: Maximum number of definitions	10000
Device memory input/output: Access target device: Maximum	8 devices
Device memory input/output: Access target device: Access target device type	• RCPU • QCPU (Q mode) • LCPU
Device memory input/output: Polling: Maximum number of definitions	8
Device memory input/output: Polling: Setting cycle	50...86400000 ms
Device memory input/output: Scaling: Maximum number of definitions	256
Device memory input/output: Access data: Data type	• BOOL (logical type) • INT (signed 16-bit integer type) • UINT (unsigned 16-bit integer type) • DINT (signed 32-bit integer type) • UDINT (unsigned 32-bit integer type) • TIME (time type) • REAL (32-bit floating point type) • LREAL (64-bit floating point type) • ARRAY (one to three-dimensional array) • STRING (ASCII string type) • WSTRING (UTF-16 string type)
Scaling: Conversion type	• None (Double type) • Linear • Square root
Scaling: Clamping: Clamping type	• None • Engineering unit • Details (Another engineering unit can be specified.)
Log output: Log retention period	14 day
Log output: Maximum file size	99M bytes
Log output: Required free space	100M bytes or more
OPC UA client connection: Connection setting: Maximum number of connections	15
OPC UA client connection: Connection setting: Connectable Ethernet port	CH1
OPC UA client connection: Connection setting: SessionTimeout	10000...60000 ms
Structure: Structure definition: Maximum number of settings	128
Structure: Structure definition: Maximum number of members that can be set for one structure	5120
Structure: Structure definition: Data type of a member	• BOOL • INT • UINT • DINT • UDINT • TIME • REAL • LREAL • ARRAY • STRING • WSTRING • Structure
Subscription: Number of subscriptions	10 per session
Subscription: Number of monitored items	• 10000 items per subscription • 12000 items per session • 12000 items in total for all sessions
Application certificate: Trust list: Maximum number	100 (recommended)
Application certificate: Revocation list: Maximum number	100 (recommended)
Application certificate: Denied certificate list: Maximum number	100
User certificate: Trust list: Maximum number	100 (recommended)
User certificate: Revocation list: Maximum number	100 (recommended)
User certificate: Denied certificate list: Maximum number	100

Hardware specifications

SD memory card specifications: Interface	SD/SDHC memory card (2...16G bytes)
SD memory card specifications: Power supply	+3.3 V DC, up to 200 mA
Ethernet port: Number of channels	2
Ethernet port: Interface	10BASE-T/100BASE-TX/1000BASE-T
Ethernet port: Data transmission speed	10 Mbps (10BASE-T), 100 Mbps (100BASE-TX), 1000 Mbps (1000BASE-T)
Ethernet port: Number of cascaded connections	Maximum 4 stages (10BASE-T)/Maximum 2 stages (100BASE-TX)
Ethernet port: Communication method	Full-duplex/half-duplex
Ethernet port: Transmission method	Base band
Ethernet port: Maximum segment length	100 m
Ethernet port: Connector applicable to external wiring	RJ45
Ethernet port: Supported function	Auto-negotiation function (automatic recognition of communication speed/communication method) Auto-MDI/MDI-X (automatic recognition of straight/crossing cable)
Number of occupied I/O points	32 points (I/O assignment: Intelligent 32 points)
Clock	Acquired from a CPU module (in multiple CPU system, CPU No.1)
Internal current consumption (5 V DC)	1.25 A
External dimensions: Height	106 mm
External dimensions: Width	27.8 mm
External dimensions: Depth	110 mm
Weight	0.25 kg

Specifications

General specifications

Refer to the general specifications of the CPU module.

Downloads & documentation

Official documents from Mitsubishi Electric (Factory Automation), downloaded directly from the manufacturer.

Data sheets & manuals

MELSEC iQ-R OPC UA Server Module User's Manual (Startup) (SH-081693ENG-N)	PDF · 3.59MB
MELSEC iQ-R OPC UA Server Module User's Manual (Application) (SH-081694ENG-T)	PDF · 4.61MB
MELSEC iQ-R Module Configuration Manual (SH-081262ENG-AU)	PDF · 44.18MB
Before Using the Product (BCN-P5999-0783)	PDF · 0.13MB
MX OPC UA Module Configurator-R Installation Instructions (BCN-P5999-0785-D)	PDF · 0.10MB
MELSEC iQ-R OPC UA Server Module User's Manual (Information Model) (SH-082679ENG-E)	PDF · 2.32MB
Safety Guidelines (IB-0800525E-AC)	PDF · 11.79MB