The N-20AS is a 20 button add on selector designed to function with the NEM Lamp Memory System (Type C or later). Multiple add on selectors can be added to a master station to allow the system to be tailored to a user's needs.
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This part is discontinued by supplier with no suggested replacement.
- Communication: Push-to-talk, release to listen or VOX with handset Hands-free at substation
- Power Source: Use PS-2410A for NEM-10/20 and PS-2420UL for NEM-30/40 24V DC, 45W max
- Wire Type: NE-JA to master: 360' (22AWG) Doors/Subs to masters: Aiphone #822202 or Aiphone #821802
- Calling: Master to sub: By voice only after pre-tone. Sub to master: Call tone and LED, remaining lit unitl call is answered
- Communication Output: 500mW max., adjustable. All Call: 6W (10-20), 12W (30-40); Selectively up to 10 subs with TALK: 3W
- Wiring: Doors/Subs to masters: 2-cond., overall shield; NEW-5 to master: 10-cond., overall shield
- Distance: Doors/Subs to masters: 420' (22AWG) 1,000' (18AWG)