Eaton EMR-4000-2A0DA0 Motor Relay - Profibus-DP over Fiber
Part Number: EMR-4000-2A0DA0
Quick Summary
Eaton EMR-4000-2A0DA0 motor relay provides integrated current and voltage monitoring for motor control in industrial drives. Engineers often struggle with coordinating protections, signaling, and timing without triggering unnecessary downtime. Compliance considerations vary by region, so verify certifications such as CE, IP ratings, and SIL levels with Eaton for your installation. This device also supports Profibus-DP over fiber, URTD/IRIG-B interfaces, and 1A/5A phase current options, enabling scalable, safe control in modern automation.
Product Information
Extended Description
EMR-4000-2A0DA0 Eaton: Eaton, EMR-4000-2, current and voltage motor relay, 8I, 5O, 4AO, ZSI, IRIG-B, 5/1A PH and GND, Profibus-DP over Fiber Optic ST, No conf. coat, Semi-flush mount
Product Name
Eaton motor relay
Catalog Number
EMR-4000-2A0DA0
UPC
786679147412
Product Length/Depth
8.06 in
Product Height
8.7 in
Product Width
9.72 in
Product Weight
9.259 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
Contact Manufacturer
Application
Motor
Type
Motor relay
Analog inputs
0
Phase current
5A, 1A
Analog outputs
4
Digital inputs
8
Digital outputs
5
I/O options
URTD Interface IRIG-B
PROFIBUS-DP
over fiber optic ST
Sensing inputs
Current Protection and Metering Power Protection and Metering Voltage Protection and Metering
Zone selective interlocking
1
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Eaton Specification Sheet - EMR-4000-2A0DA0
Integrated protection and metering: The EMR-4000-2A0DA0 provides current and voltage monitoring for motors, reducing nuisance trips and enabling precise protection schemes. Business impact: lower maintenance costs and improved uptime in continuous-run processes. Application: packaging lines and process plants where motor reliability is critical. I/O flexibility: With 8 digital inputs, 5 digital outputs, and 4 analog outputs, the relay supports multi-function control and fault signaling. This translates to faster commissioning and adaptable control logic, reducing time-to-value in new line configurations. Application: small to mid-size motor drives with varied signaling needs. Robust communications: PROFIBUS-DP over fiber optic ST ensures EMI immunity and deterministic networks; URTD Interface IRIG-B adds precise timing for synchronized control. Business impact: enhanced data integrity and predictable operation in harsh environments. Application: automation architectures requiring reliable field-bus performance. Zone selective interlocking: ZSI enables selective fault isolation, improving safety and reducing voltage dips on main feeders. This supports safer start-ups and reduced impact on other equipment. Application: large motor banks and critical process lines. Compact panel fit: Semi-flush mount with dimensions 8.06 in L × 8.7 in H × 9.72 in W and a weight of about 9.259 lb eases installation in space-constrained switchgear. Business impact: reduced enclosure size and simplified retrofits. Warranty and support: One-year Eaton warranty per policy 25-000, with support aligned to regional requirements.
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FAQs
Begin by mapping the EMR-4000-2A0DA0 inputs and outputs to your control scheme, then connect the PROFIBUS-DP fiber interface to the fieldbus backbone. Confirm URTD IRIG-B time synchronization if your system requires precise timing. Use Eaton configuration tools to assign addresses, set protection thresholds, and validate communications with a loopback test before commissioning.
The relay provides 8 digital inputs, 5 digital outputs, and 4 analog outputs, with phase current options of 5 A and 1 A. It integrates current and voltage motor protection and zone selective interlocking (ZSI) to improve selective tripping and minimize impact on other circuits during faults.
Yes. Its multi-function I/O, robust fiber-based PROFIBUS-DP communication, and ZSI capability make it well-suited for packaging and manufacturing lines where reliable motor protection, quick fault isolation, and easy integration with existing control networks are required.
Compliance details are listed as 'Contact Manufacturer' in the data. For your region and application, verify CE, SIL levels, and IP ratings with Eaton to ensure alignment with your safety and regulatory requirements before deployment.
The integrated protection and metering reduce unexpected motor trips and downtime, improving OEE and extending motor life. Maintenance focuses on periodic firmware/configuration checks and interfacing health signals with your SCADA or MES systems to monitor performance trends and anticipate failures, delivering a favorable return on investment over the motor’s lifecycle.