2000 - FIRE ALARM SOLUTIONS TECHNICAL DESCRIPTION
6.1. WIRING OUTSIDE THE BUILDING
If cabling should be drawn out of the building, it must be protected with a transient filter. Two filters are required for each cable type.
One for each building.
Following type of transient filters can be used. They are adapted for grounded DIN rail.
Transient filters
24V DC
COM Loop, 1A
EDL1V - 24 or ED20 - 24V DC
EDL1V - 24 or EDL2V – 24
25