Altivar 21 BACnet card VW3 A21315 User manual

About this manual

This manual provides instructions for installing the Metasys N2 option card (VW3 A21313) into an Altivar 21 variable‑speed drive. It covers safety precautions, hardware description, wiring recommendations, and the use of the RS485 communication port.

The document also details configuration steps via the integrated HMI, explains network objects, and lists supported functions such as time synchronization, status updates, and indirect parameter access. Safety warnings and liability statements are included throughout.

What's inside

• Important Information
• Before you begin
• Introduction
• Documentation structure
• Hardware setup
• Connecting to the bus
• Configuration
• Network objects
• Additional functions

Specifications

Frequently asked questions

What is the maximum number of devices allowed on a Metasys N2 network segment?

Up to 32 devices can be connected per segment.

What is the maximum cable length for the Metasys N2 network?

The network can support cable lengths up to 4200 m.

How do you install the Metasys N2 card in the Altivar 21 drive?

Insert the card into the drive’s slot, secure it, connect the network cable, and close all covers before applying power.