System Overview - Abus MODUVIS TVHS20 Serie Manuel D'utilisation

3. System overview

This door intercom is also available with two different wiring technologies:
2-wire variant:
IP variant:
Both system variants can be combined with one another. This allows for optimal adaptation to the
building conditions present.
Communication and power supply are transmitted through 2 wires (1 pair).
The wiring is star-shaped, with the central point a 2-wire distributor.
A basic system consists of the 2-wire distributor, 2-wire monitor and 2-wire
video module.
Communication and power supply are transmitted through Ethernet
(network) cables. The components support power over Ethernet (PoE)
(optional 12 VDC) The wiring is star-shaped, with the (PoE) switch at the
central point.
A basic system consists of the IP monitor and IP video module.
IP
10
2-wire