NDRM
DESCRIPTION:
The NDRM Rack Mount Intercom System provides
a convenient and reliable means to communicate
and confirm access to secured areas from one
centralcontroloffice.Themasterstationisequipped
with communication and selective control of
external devices for up to 20 locations. The add-
on panel can accommodate up to 40 locations with
selective control. Each panel occupies three rack
spaces in a standard EIA 19” rack.
All of the controls for the system are located on the
front of the master panel for easy access. A jack is
provided for the modular handset (or telephone
headset) for more private communication.
Rack Mount Communication and Access/Camera Control System
SPECIFICATIONS:
PowerSource: 24VDC.Use one PS-2420ULper master panel andeach add-on panel.
Current Consumption: Maximum 45W
Power Output: 500mW per channel for intercom. 3W per 10 stations for All Call/BGM
Calling: Pressing call button at remote activates tone and flashes yellow LED at master,
remaining lit until answered. LED changes to steady yellow while communicating.
Communication: Press-to-talk, release-to-listen at master, or voice actuated handset.
Hands free at remote.
Talk Channel: Single talk channel
Wiring: 1 common wire plus 1 individual wire per standard sub station looped, or 2 wires
homerun from each sub station. 2 Common + 1 individual for NE-NVP-2DC/B.
Shielded cable is recommended. Use Aiphone #822202 (22AWG) or
#821802 (18 AWG) 2-conductor wire. (Multi-conductor also available).
Wiring Distance: 420’ w/ 22AWG; 1000’ w/ 18AWG
Momentary Contact: N/O: 5A at 125VAC or 30VDC. N/C: 3A at 125/250VAC or 30VDC.
Constant Contact: 2A at up to 200V DC or 250V AC.
Mounting: Rack mount in standard 19” EIA rack, each panel occupying 3 rack spaces
Dimensions (HxWxD): 5-1/4” x 19” x 10”
FEATURES:
• 12- or 20-station Rack Mount Master Panel
• 20- or 40-station Add-on Panel
• Each panel occupies 3 rack spaces
• 4-station expansion modules to easily add station
capacity to Master or Add-on Panel
• Expandable to 100 intercom stations withAll Call
•Simplex open voicecommunication
• Modular phone jack for VOX handset (included)
• Intercom channels with LED status indication
(blinkingfor call-in andsteady while communicating)
• Built-in relays for selective door release and CCTV
camera activation while in communication with a
remote station
• Call-in LED and tone stay on until call is answered
• One master, or dual master w/NEW-5 per 5 subs
NDRM-20 20-station Rack Mount Master Panel
Aiphone Communication Systems • 1700 130th Ave. N.E. • Bellevue, WA 98005
(425) 455-0510 • FAX: (425) 455-0071 • (800) 692-0200 • www.aiphone.com 1202M
