Rev. 1 - 07/99
Copyright© 1999-2000, Alpha Communications®, All Rights Reserved
42 Central Drive • Farmingdale NY 11735-1202 • Phone (631) 777-5500 • Fax (631) 777-5599
TOLL-FREE 1-800-666-4800 • Web: www.AlphaCommunications.com • Email: firstname.lastname@example.org
Due to continuous product improvement, all colors, sizes, materials,
finishes and specifications are subject to change without notice.
ARCHITECTS' AND ENGINEERS'
Selector card(s) shall be Alpha Communica-
tions®/Tektone PM261A or equivalent. The
PM261A shall provide connections for up to 32
station selector points, twin common wire con-
nection points, and one bidirectional audio chan-
nel (20 watts on output). The PM261A shall also
provide the necessary hardware to connect to the
NC260B Central Equipment and any NC261A
and/or NC262A Central Equipment Expanders.
All wiring connections shall be plug-in type.
The PM261A shall be UL® 1069 Listed to the
latest 4th Edition Standards.
The Alpha Communications® PM261A selector
card is designed to work with the NC205 Series
Nurse Call System. It provides connections for up to
32 station selector points, twin common wire con-
nection points, and one bidirectional audio channel
(20 watts on output). Its modular design allows it to
be plugged directly into an NC260B Central Equip-
ment or NC261A/NC262A Central Expander, al-
lowing for easy initial installation or for future
• UL® 1069 Listed - 4th Edition Standards
• Bidirectional audio channel (20 watts on output)
• Outputs are protected with self-resetting current
• Easy to install modular design
• Twin common wire connections
Height: 8.05" (204mm)
Width: 4.00" (102mm)
Depth: 1.25" (32mm)
0ºC - 50ºC, 0-80% relative
All outputs are protected by self-
resetting current limiting devices
TYPICAL SYSTEM COMPONENTS