Crest Audio CC-STS Datasheet page 2

Block Diagram
B speaker return
+
-
B speaker return
+
-
Electrical Specifications
Sense input voltage range:
Sense threshold:
Sense tone:
Fault Alarm output:
Connectors:
Controls:
Indicators:
v. 1.4 3/22/2001 A44000082
CC-STS
Speaker Tone Sense Module
tone decoder
hi pass filter
tone
threshold
(center frequency)
tone decoder
hi pass filter
tone
threshold
(center frequency)
100V rms
5Vrms – 50mVrms
13k-30kHz
two 100mA relay contacts
Speaker Returns:
Alarm Outputs:
Tone (center frequency): Recessed trim potentiometer
Threshold: Recessed trim potentiometer
Tone Fault LED
Protect Fault LED
NexSys is a registered trademark of Crest Audio Inc. Crest Audio re-
serves the right to make improvements in manufacturing or design which
may affect specification (so there). Crest Audio specification literature is
available in downloadable PDF format; visit our web site at http://
www.crestaudio.com.
2000 Crest Audio Inc.
fault status LED's
tone protect
A B A B
NDP-ENG NDP-ENG NDP-ENG
NDP-ENG NDP-ENG
microcontroller
on
on
off
off
paralled mode A B
sense enable
user selectable jumpers
2 position Pheonix Combicon connecters
2 position Pheonix Combicon connecters
Middle Bay Module
ETHERNET NEXSY ETHERNET NEXSYS GA ETHERNET NEXSY
ETHERNET NEXSY ETHERNET NEXSY
relay
alarm output A
relay alarm output B
Crest Audio Inc.
100 Eisenhower Drive
Paramus, NJ 07652 USA
(201)909-8700
TEL: FAX:
http://www.crestaudio.com
S GA S GATEW S GA TEW TEWA A A A A TEW
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(201)909-8744