Museum Technology Source B-104 BrightSign Button Interface - Manual (Page 7)

250 MA MAX
ST ART PUSHBUT T ON WIRING ST ANDARD
YELLOW: Collec tor of NPN trans is tor c onduc ts
to ground to turn on lamp
GREEN: Connec t to ground to s tart. Sourc e is
12 VDC at 10 mA
RED: Common ground
BLACK: Sourc e of 12 VDC to power lamp.
Max imum load 250 mA
Pushbutton Wiring
Rear panel showing connectors
Museum Technology Source Inc.
323 Andover Street Wilmington MA 01887
800-729-6873 | 978-657-3898 | f 978-657-7132
www.museumtech.com March 2012 Rev A
p7