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“ alk with SS ”

Resolution: Depends on what is being ordered; SS can stand for either the "Signal Switch" or the "Silk Screen" push bar. The SS (Signal Switch) and ALK (Exit Alarm) sit in the same location in the exit devi...:

Will the PT790 work with the ALK?

Resolution: The new exit alarm ALK uses the 24VDC regulated PS902 power supply.:

Is the external inhibit option standard on the " new " ALK from Von Duprin?

Resolution: The current Von Duprin ALK comes standard with the External Inhibit feature.:

Does a Von Duprin ALK kit come with an RX switch?

Resolution: ALK kit comes with standard RX switch. It can be ordered without the RX switch or with LX switch as an option.:

Does the ALK have 24vdc terminals on the circuit board?

Resolution: The Von Duprin exit alarm ALK shipped after November 2010 are new style boards and can be identified by the 3 terminal blocks and LED. Only these ALK will work with 24vdc power supply.:

What power supply replaces the Von Duprin 9VDC PS9 power supply?

Resolution: 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...:

Does the current Von Duprin ALK have an EI?

Resolution: Current exit alarm ALK released in November 2010 does ship standard with an EI (external inhibit) option. ALK shipped prior to this would only have EI if ordered as a Special option.:

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“ alk with SS ”

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