cBallast
Industrial Parts Catalog
Datasheet generated 2026-10-07
sales@cballast.com
cballast.com

Schneider Electric VW3A3721 EtherNet/IP Modbus TCP MultiDrive-Link Module 2xRJ45

Schneider Electric · Drives & Controllers · Drive Accessories · France · se.com
Part Number
VW3A3721  ·  HS 8517.62
Schneider Electric VW3A3721 EtherNet/IP Modbus TCP MultiDrive-Link Module 2xRJ45

Schneider Electric VW3A3721 is a dual-port communication module for Altivar Process ATV600 and Altivar Process Modular drives, providing 2xRJ45 connections supporting EtherNet/IP, Modbus TCP and MultiDrive-Link (MD-Link) protocols at 10/100 Mbps. The card enables multi-pump control between drives without an external controller and hosts an embedded HTTP server with widgets for setup, monitoring, energy tracking and firmware upgrade. Topology supports daisy chain with RSTP, FDR, SNTP and Auto-MDIX.

Technical Specifications

Manufacturer part number (MPN)VW3A3721
EAN / GTIN3606481156426
Sales unitpcs
Package quantity16 pcs
Range of productAltivar
Product or component typeCommunication module
Range compatibilityAltivar Process ATV600; Altivar Process Modular
Communication port protocolMD-Link; EtherNet/IP; Modbus TCP
Electrical connection2 connectors RJ45, Ethernet IP/Modbus TCP/MD-Link
Transmission rate10/100 Mbps
Exchange modeHalf duplex and full duplex
Communication serviceSNMP agent for Ethernet IP; Modbus TCP server for Ethernet IP/Modbus TCP; Ethernet/IP adapter for Ethernet IP; RSTP support for Ethernet IP; FTP for Ethernet IP; ODVA AC drive and CiA 402 profile for Ethernet IP/Modbus TCP; Auto-MDIX for Ethernet IP/Modbus TCP; 32 parameters IN - 32 parameters OUT implicit messaging for Ethernet IP/Modbus TCP; FDR for Ethernet IP/Modbus TCP
Communication network typeIPv6 (internet protocol)
TopologyDaisy chain
Time synchronisation protocolSNTP
Web serverEmbedded HTTP server
Web servicesWidgets (ID, control, data table, diagnostic, charts); Energy monitoring; Customizable home page; Save/restore drive configuration; Ethernet setting and diagnostic; Pump function setting and monitoring; Upgrade drive firmware; Drive monitor; Drive setting and diagnostic
Display type1 LED for MS (Module Status); 1 LED for NS (Network Status); 1 LED for TX/RX (Transmit/Receive port 1); 1 LED for TX/RX (Transmit/Receive port 2)
Bus profileCIP AC Drive; CiA 402
Product weight0.2 kg
Product certificationsODVA; Achilles: level 2
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height6.5 cm
Package 1 Width13.0 cm
Package 1 Length19.0 cm
Package 1 Weight151.0 g
Unit Type of Package 2S03
Number of Units in Package 216
Package 2 Height30.0 cm
Package 2 Width30.0 cm
Package 2 Length40.0 cm
Package 2 Weight2.917 kg
Country of originID
Warranty (in months)18
Type of accessory/spare partCommunication module
AccessoryYes
Spare partNo

Properties

MOQ1

Cross-References

Attached Documents