Rev. 3 - 02/09
SF311 and SF312 Call Cords
with Modular Plugs
The Alpha Communications® SF311 (single) or
SF312 (double) call cords are for use with the
NC110A, NC110N, NC150N, NC200N, NC205
and the NC300/NC300II nurse-call systems where
an 8-pin modular jack is used at the patient bed
Model SF311 and SF312 call cords provide for
call placement to the system master station(s) and
may be used in applications where a pillow speaker
type call cord is not desired or where changing
bedside stations to a conventional phono plug type
jack is not feasible.
Bed clips are included with cord.
• UL 1069 Listed - 4th Edition standards
• SPST1-A switch
Integral brass, hard gold contacts
• 500 mA, 50 watt max., AC
• Dirt and dust protection
• Small, lightweight pendant fits comfortably in
• Simple operation
• Snap-in locking tab
Copyright© 1997-2009, 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'
Call cord switches shall be Alpha Communica-
tions®/Tektone model SF311 (or SF312) or
approved equal. Model SF311 shall provide for
one molded push button. Model SF312 shall
provide for a "Y" type cord with two molded
The momentary-contact push button cord sets
shall be encased in a molded, shock-proof plas-
tic shell and connected to a 6' long polyvinyl
covered cord with 8-conductor, modular con-
The SF311 and SF312 shall be UL 1069 listed
to the latest 4th Edition.