Introduction
All Maple Systems HMI Touch Screens programmed with EBPro (EasyBuilder Pro), including every cMT X Series and cMT Series model, are compatible with Danfoss VLT2800 Series. Configure your Controller and HMI/cMT with the following parameters to establish reliable communication.
Supported Series: VLT2800 series
Website: www.danfoss.com
HMI Setting
| Parameters | Recommended | Options | Notes |
|---|---|---|---|
| PLC type | Danfoss VLT2800 Series | ||
| PLC I/F | RS485 2W | ||
| Baud rate | 9600 | ||
| Data bits | 8 | ||
| Parity | Even | ||
| Stop bits | 1 | ||
| PLC sta. no. | 1 | 0-126 | According to PLC |
PLC Setting
| Parameter | Value |
|---|---|
| Communication mode | 9600, Even, 8, 1 (default) |
Device Address
| Bit/Word | Device type | Format | Range | Memo |
|---|---|---|---|---|
| DW | Parameter | DDDD | 0 ~ 2000 | Set Parameter |
| W | Reference | D | 0 ~ 1 | Control Bus Reference |
The control word register is set according to the station number. If the station number is 1, the control word will be RW100 and RW101; if the station number is 2, the control word will be RW102 and RW103, and so on.
Wiring Diagram
NOTE: The serial port pin assignments may vary between HMI models.
RS-485 2W
| HMI | Direction | PLC |
|---|---|---|
| Pin assignments | RS485 2W Terminal | |
| Data- | ↔ (bidirectional) | 69 Data- |
| Data+ | ↔ (bidirectional) | 68 Data+ |
| GND | ↔ (bidirectional) |