User manual, introduces the hardware settings, connection to bus, etc. of ATV 61 LonWorks ® card VW3 A3 312.
The ATV 61 LonWorks card (VW3 A3 312) is an optional communication module for the ATV 61 variable‑frequency drive, enabling data exchange over a LonWorks network. It uses an open 3‑pin connector and operates at 78 kbit/s with free‑topology bus layouts.
The manual covers safety precautions, hardware setup, bus connection, configuration of network variables, diagnostics, and troubleshooting. It also lists the available parameters and commands that can be accessed through the LonWorks interface. This manual is written in Chinese.
| Supported communication speed | 78 kbit/s |
|---|---|
| Connector type | Open 3‑pin connector |
| Topology support | Free topology (bus, ring, star) |
A wide range of drive parameters such as speed setpoint, frequency setpoint, motor current, voltage, power, alarms, and diagnostic information are available as network variables.