Robust aluminium die-cast housing with a door aperture angle of more than 180° Operating instructions by means of symbols – EN 54-11
Function marking “HANDAUSLÖSUNG-Gaslöschanlage”, replaceable Reverse polarity protection
Optical activation indication by means of LED
Latching push button
Easy to replace standardised glass plate
Detector housing can be opened with key SCHL-HFM/HM (not included) Button in combination with LED for setting the physical address from 1 to 159 Plenty of room for cabling
Increasing the protection class to IP54 by using the optional Protection Kit for Manual Call Point HFM/HM-ZS-IP54
