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MR-D05UDL3M-B MITSUBISHI Servo Communication Signal Cable For MR-J4 Amplifier

Name: MR-D05UDL3M-B MITSUBISHI Servo Communication Signal Cable For MR-J4 Amplifier
Brand: MOORE AUTOMATION LIMITED
SKU: MR-D05UDL3M-B
Availability: InStock

Product Details:

Place of Origin:	Japan
Brand Name:	MITSUBISHI
Certification:	CO.CQ
Model Number:	MR-D05UDL3M-B

Detail Information

Place of Origin:

Japan

Brand Name:

MITSUBISHI

Certification:

CO.CQ

Model Number:

MR-D05UDL3M-B

Type:

STO (Safe Torque Off) Safety Function Cable

Length:

3 Meters (3m)

Drive End:

Molded CN8 8-Pin Dedicated Connector

Control End:

Open / Bare Flying Leads (Pigtail)

Safety Rating:

PL D/e (ISO 13849-1) / SIL 2/3 (IEC 61508)

Highlight:

High Light

Highlight:

MR-D05UDL3M-B Replacement

Hardware-Level STO Integration

100% Original Factory Standard

Trading Information

Minimum Order Quantity:

Price:

inquires

Packaging Details:

new and original with factory sealed

Delivery Time:

2-3 work days

Payment Terms:

T/T

Supply Ability:

requires

Product Description

MR-D05UDL3M-B MITSUBISHI Servo Communication Signal Cable For MR-J4 Amplifier

Designed with a pre-molded CN8 connector and a 3-meter flying-lead tail, the Mitsubishi MR-D05UDL3M-B cable provides direct hardware-level integration for critical Safe Torque Off (STO) functions. It eliminates the risk of accidental machinery startups during maintenance without requiring a full system control reboot, saving hours of operational downtime. This makes it the essential safety link for high-throughput multi-axis robotic cells, CNC machining centers, and automated semiconductor assembly lines.

Technical Specifications

Parameter	Specification Details
Manufacturer	Mitsubishi Electric
Model Number	MR-D05UDL3M-B
Product Category	Servo Communication Signal Cable
Dedicated Function	Safe Torque Off (STO) Safety Function
Compatible Servo Series	MELSERVO MR-J4 (e.g., MR-J4-A, MR-J4-B, MR-J4-GF) / MR-J3-D05
Drive Interface	CN8 Interface Dedicated Connector (8-Pin)
Controller Interface	Open / Bare End Flying Leads (Pigtail Wire Type)
Cable Length	3 Meters (approx. 9.84 feet)
Compliance Standards	EN ISO 13849-1 PL d/e, IEC 61508 SIL 2/3

Core Parameters & Buying Value

Dedicated Function: STO (Safe Torque Off)
Value: Instant machinery safety without power cycling. It allows operators to safely clear jams or perform maintenance by cutting motor power without turning off the drive's main control system. This eliminates the 5-10 minute reboot lag common with older safety setups, protecting workers while keeping production efficiency high.
Drive Interface: CN8 Dedicated Connector
Value: 100% plug-and-play reliability. Because this connector is engineered by Mitsubishi specifically for the MR-J4 CN8 port, it eliminates wiring errors, loose connections, and signal noise. This saves your on-site engineers hours of troubleshooting during system integration and prevents costly equipment damage from faulty DIY wiring.
Controller Interface: Open / Bare End Flying Leads
Value: Universal hardware compatibility. The un-terminated, stripped wires on the controller end mean this cable can be wired directly into any brand of safety relay, emergency stop button, or safety PLC (such as Allen-Bradley, Siemens, or Omron). Procurement teams do not need to hunt for highly specific cross-brand mating connectors.

Engineer's Note

"Our senior automation engineer notes: When configuring safety loops for the MELSERVO MR-J4 system, skipping the dedicated MR-D05UDL3M-B cable and attempting a DIY connector pinout often triggers intermittent 'E6.1' or 'E7.1' safety circuit faults due to poor shielding. If your installation involves high-frequency multi-axis operations next to high-voltage lines, we highly recommend this factory-molded 3-meter version; its specialized internal twisted-pair shielding guarantees zero signal cross-talk and ensures your safety loop consistently meets international SIL 3 compliance thresholds during third-party factory audits."

Model-Specific FAQ

Q: Can I use the MR-D05UDL3M-B cable with standard MR-J3 or newer MR-J5 series servo amplifiers?

A: This cable is engineered explicitly for the CN8 interface of the Mitsubishi MR-J4 series (such as the MR-J4-B or MR-J4-A models) and the specialized MR-J3-D05 safety logic module. It cannot be used with the newer MR-J5 series, which utilizes a different connector form factor for safety signaling.

Q: Why does this cable feature bare/flying leads instead of a dual-sided molded connector?

A: The flying-lead (pigtail) design is highly intentional for factory compatibility. While the molded end connects directly to Mitsubishi's proprietary CN8 port, the bare wires on the other end allow system integrators to wire the STO signals directly into any multi-branded safety hardware on the control panel, including Siemens SIRIUS relays, Allen-Bradley Guardmaster controllers, or Omron safety networks, without hunting for custom adapters.

Q: What happens if the 3-meter length is too short for our control cabinet layout? Can we splice it?

A: Splicing safety cables is highly discouraged because it compromises the shielded integrity required by ISO 13849-1 safety standards. If your control cabinet distance exceeds 3 meters, you should procure the MR-D05UDL5M-B (5-meter variant) rather than extending the 3-meter line manually, ensuring your hardware-level emergency stop loop remains fully protected against EMI (Electromagnetic Interference).

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