Exchange unit for connecting up to 4 units. Used when up to four doorphones are connected to one handset. Only actual door are opened.
| Make | Vanderbilt |
|---|---|
| Manufacturer | Vanderbilt Industries |
| Model code | Si-BTVX |
| Series | Bewatel Series |
| Environmental Specifications | Operating Temperature oC: -20 ~ +35 |
| Electrical Specifications |
Voltage: 12 ~ 24 VDC Power Consumption: 20 mA |
| Physical Specifications | Dimensions mm: 200 x 140 x 60 |
| Accessories | Exchange unit |
| Additional info |
Exchange unit for connecting up to 4 units. Used when up to four doorphones are connected to one handset. Only actual door are opened. |