As 804971.IN but with plastic triggering element, which supports easy reset after an alarm has been triggered without having to replace the broken element (glass pane).
Typically applied in nursery, clean rooms as for example in food processing industries.
704980 Surface mount housing
If the glass pane is replaced with the optionally available plastic pane with reset function, the MCP can be reset from the outside using the key.
For the surface mounting of the MCP the surface mount base Part No. 704980 must be ordered separately, if the cable wasn't laid about a standard flush mount wall socket.
Type a definition - single action in accordance with EN 54-11 § 3.4.1
(excerpt taken from EN standard):
Manual fire alarm unit, for which the alarm status is automatically set (additional alarm triggering is not required) after the fragile element has been broken or its position has been changed.
1 x plastic operating panel, 1 x key, 1 x multilingual paper insert with "Out of Order" pictogram included
