Home / Mitsubishi Electric (Factory Automation) / Mitsubishi MELSEC iQ-R Series – Information/network / RJ71EN71 Mitsubishi MELSEC iQ-R Series Ethernet

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RJ71EN71 Mitsubishi MELSEC iQ-R Series Ethernet

MPN: RJ71EN71 · Brand: Mitsubishi Electric (Factory Automation)

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

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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 RJ71EN71 be shipped?

RJ71EN71 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 RJ71EN71 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 RJ71EN71 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 RJ71EN71, subject to availability and destination.

The Mitsubishi Electric RJ71EN71 is a ethernet in the MELSEC iQ-R Series. 1000BASE-T/100BASE-TX/10BASE-T: CC-Link IE Controller network (twisted pair cables), control/normal station: CC-Link IE Field Network manager/local station. Specifications and manuals below are Mitsubishi Electric's own data.

Specifications

Product

Series	MELSEC iQ-R Series
Category	Ethernet
Outline	1000BASE-T/100BASE-TX/10BASE-T: CC-Link IE Controller network (twisted pair cables), control/normal station: CC-Link IE Field Network manager/local station

Ethernet specifications

Transmission specifications: Data transmission speed	1 Gbps/100 Mbps/10 Mbps
Transmission specifications: Communication mode	1000BASE-T: Full-duplex 100BASE-TX: Full-duplex/half-duplex 10BASE-T: Full-duplex/half-duplex
Transmission specifications: Interface	RJ45 (AUTO MDI/MDI-X)
Transmission specifications: Transmission method	Base band
Transmission specifications: Maximum frame size	• 1518 bytes • 9022 bytes (when jumbo frames are used)
Transmission specifications: Jumbo frame	Available
Transmission specifications: Maximum segment length	100 m (length between hub and node)
Transmission specifications: IP version	IPv4
Sending/receiving data storage memory: Number of simultaneously open connections	128 connections (connections usable on a program)
Sending/receiving data storage memory: Fixed buffer	5K words × 16
Sending/receiving data storage memory: Socket communications	• 5K words × 48 (when only P1 is used) • 5K words × 112 (when P1 and P2 are used)
Sending/receiving data storage memory: Random access buffer	6K words × 1

CC-Link IE Controller Network specifications

Maximum number of link points per network: LB	32K points (32768 points, 4K bytes)
Maximum number of link points per network: LW	128K points (131072 points, 256K bytes)
Maximum number of link points per network: LX	8K points (8192 points, 1K bytes)
Maximum number of link points per network: LY	8K points (8192 points, 1K bytes)
Maximum number of link points per station: LB	16K points (16384 points, 2K bytes), extended mode: 32K points (32768 points, 4K bytes))
Maximum number of link points per station: LW	16K points (16384 points, 2K bytes), extended mode: 128K points (131072 points, 256K bytes))
Maximum number of link points per station: LX	8K points (8192 points, 1K bytes)
Maximum number of link points per station: LY	8K points (8192 points, 1K bytes)
Transient transmission capacity	Maximum 1920 bytes
Communication speed	1 Gbps
Network topology	Line topology, star topology (Coexistence of line topology and star topology is possible.), and ring topology
Communication cable	Ethernet cable which satisfies 1000BASE-T standard: Category 5e or higher, straight cable (double shielded, STP)
Maximum station-to-station distance	100 m (compliant with ANSI/TIA/EIA-568-B (Category 5e))
Overall cable distance	Line topology: 11900 m (when 120 stations are connected) Star topology: Depends on the system configuration Ring topology: 12000 m (when 120 stations are connected)
Number of cascade connections	20 levels maximum
Maximum number of connectable stations	120 stations (control station: 1, normal station: 119)
Maximum number of networks	239
Maximum number of groups	32
Communication method	Token passing
Applicable connector	RJ45 connector

CC-Link IE Field Network specifications

Maximum number of link points per network: RX	16K points (16384 points, 2K bytes)
Maximum number of link points per network: RY	16K points (16384 points, 2K bytes)
Maximum number of link points per network: RWr	8K points (8192 points, 16K bytes)
Maximum number of link points per network: RWw	8K points (8192 points, 16K bytes)
Maximum number of link points per station: Manager station: RX	16K points (16384 points, 2K bytes)
Maximum number of link points per station: Manager station: RY	16K points (16384 points, 2K bytes)
Maximum number of link points per station: Manager station: RWr	8K points (8192 points, 16K bytes)
Maximum number of link points per station: Manager station: RWw	8K points (8192 points, 16K bytes)
Maximum number of link points per station: Local station: RX	2K points (2048 points, 256K bytes)
Maximum number of link points per station: Local station: RY	2K points (2048 points, 256K bytes)
Maximum number of link points per station: Local station: RWr	1K points (1024 points, 2K bytes) 256 points (512 bytes) when communication mode is "High-Speed"
Maximum number of link points per station: Local station: RWw	1K points (1024 points, 2K bytes) 256 points (512 bytes) when communication mode is "High-Speed"
Transient transmission capacity	Maximum 1920 bytes
Communication speed	1 Gbps
Network topology	Line topology, star topology (Coexistence of line topology and star topology is possible.), and ring topology
Communication cable	Ethernet cable which satisfies 1000BASE-T standard: Category 5e or higher, straight cable (double shielded, STP)
Maximum station-to-station distance	100 m (conforms to ANSI/TIA/EIA-568-B (Category 5e))
Overall cable distance	Line topology: 12000 m (when 121 stations are connected) Star topology: Depends on the system configuration Ring topology: 12100 m (when 121 stations are connected)
Number of cascade connections	20 levels maximum
Maximum number of connectable stations	121 stations (manager station: 1, device station: 120)
Maximum number of networks	239
Communication method	Token passing

Hardware specifications

Number of occupied I/O points	32 points
Internal current consumption (5 V DC)	0.82 A
External dimensions: Height	106 mm (base unit mounting side: 98 mm)
External dimensions: Width	27.8 mm
External dimensions: Depth	110 mm
Weight	0.17 kg

Specifications

General specifications

Refer to the general specifications of the CPU module or remote head module.

Downloads & documentation

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

Data sheets & manuals

MELSEC iQ-R Ethernet/CC-Link IE User's Manual (Startup) (SH-081256ENG-AA)	PDF · 16.30MB
MELSEC iQ-R Ethernet User's Manual (Application) (SH-081257ENG-AF)	PDF · 19.76MB
MELSEC iQ-R CC-Link IE Controller Network User's Manual (Application) (SH-081258ENG-M)	PDF · 25.85MB
MELSEC iQ-R CC-Link IE Field Network User's Manual (Application) (SH-081259ENG-X)	PDF · 49.89MB
MELSEC iQ-R Module Configuration Manual (SH-081262ENG-AU)	PDF · 44.18MB
MELSEC iQ-R MODBUS and MODBUS/TCP Reference Manual (BCN-P5999-1060-B)	PDF · 0.54MB
MELSEC iQ-R Inter-Module Synchronization Function Reference Manual (SH-081401ENG-U)	PDF · 8.47MB
MELSEC iQ-R Ethernet, CC-Link IE, and MELSECNET/H Function Block Reference (BCN-P5999-0381-V)	PDF · 6.89MB
Before Using the Product (BCN-P5999-0072E-D)	PDF · 0.11MB
Safety Guidelines (IB-0800525)	PDF · 11.79MB