Abus MODUVIS TVHS20 Serie Mode D'emploi page 123

Relay 2
For more information, read chapter "
station monitor" and
"
Activates/deactivates the additional switching
output on the monitor (e.g.: for a door opener
on the front door of the respective floor). If the
function is enabled, another "key symbol"
labelled "3" will appear on the local monitor.
9.6 Connecting existing door openers to
121
the door