The Danfoss MI18I241 VLT® HVAC Basic Drive manual explains installation, operation, specifications and parameter settings for the multi‑pump controller.
This manual describes the VLT® HVAC Basic Drive multi‑pump controller, which can manage up to five identical pumps by controlling speed, start/stop conditions and pump rotation. It details system status display, bandwidth management, and how the controller interacts with variable‑frequency drives.
Installation instructions cover control terminals, wiring diagrams, and electrical overview. Subsequent sections list product specifications, extensive parameter tables, digital and analog I/O configuration, communication options, and smart‑logic functions for advanced control. This manual is written in Chinese.
| Typical motor output range | 0.37 kW – 11 kW |
|---|---|
| PCB coating | Coated |
Terminal 18 is used for the start signal.
Pump status is shown via parameters 25‑81 Pump Status and 25‑80 Cascade Status on the LCP.