The Falcon Exit Alarm option was updated in June 2012 to include the following benefits.
Louder Alarm 95dbs vs 87dbs
Easier battery changes
24Vdc hardwire(HW) option included w...
The PS9 power supply was discontinued. The new exit alarm ALK can either use a 9VDC battery or 24VDC regulated power supply.
There is no direct replacement for Von Duprin PS9 power supply.
Cur...
You should use the LX switch with the Von Duprin surface vertical rod exit device because the rods are exposed and are vulnerable to attack. IE, the top rod can be grasped and forced down to retrac...