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NuTone IM-3303 System Block Diagrams
CABLE MODEL NUMBER
100 ft. Roll 200 ft. Roll 500 ft. Roll 1000 ft. Roll DESCRIPTION Max Length Max Syst. Length
IW-2-100 IW-2-500 2 Conductor Intercom Control or Volume Control Cable 25 Feet 325 Feet
IW-2-100-UL IW-2-500-UL UL Approved 2 Conductor Intercom Control or Volume Control Cable 25 Feet 325 Feet
IW-2-100 IW-2-500 2 Conductor Door Speaker and Chime Button Cable 300 Feet 750 Feet
IW-2-100-UL IW-2-500-UL UL Approved 2 Conductor Door Speaker and Chime Button Cable 300 Feet 750 Feet
IWA-3-200 IWA-3-1000 3 Conductor Music/Intercom Speaker Cable 300 Feet 2000 Feet
IWA-3-200-UL IWA-3-1000-UL UL Approved 3 Conductor Music/Intercom Speaker Cable 300 Feet 2000 Feet
Available in USA and Canada
ISA-78
Music/Intercom Speaker
IS-76
Music/Intercom Speaker
IS-82
Music/Intercom Speaker
IS-903
Music Only Speaker
Outside
Music/Intercom
Speaker Options
Outside Music Only
Speaker Option
Inside Intercom/Music
Speaker Options
Inside Music/Intercom
or Inside Music
Speaker Options
Intercom Door Speaker /
Door Chime
Button Options
IM-3303
Master
Optional CP-95
Tape Player
(2) 301T
Transformers
Secondary
16V, 30VA
14/2 With Ground (Observe Local Codes)
120V 60HZ (Class 1)
S-143
301T
Transformer
DR-1 or DR-2
Door Release
IA-30WH
Audio Input Plate
IC-901WH
Inside Volume Control
IW-2
IW-2
IW-2
IWA-3
IWA-3
IC-331WH
Inside Remote Control
IS-335 or IS-338
Inside Speaker
To One
Speaker
To One
Music/Intercom
Speaker
IA-28 or IA-29
Chime Module
IW-2
IWA-3
IWA-3
IW-2
IC-331WHW
Outside Remote Control
IS-319 Series
or
IS-339WH
IS-67 or IS-69
Series
(Door Chime
Button Included)
IS-79 or ISA-77
IS-79 or IS-903
IW-2
IW-2 or S-143
IW-2 or
S-143
IS-70 Series
(Door Speaker Only)
Door
Chime
Button
IC-902
Outside Volume Control
IW-2
IW-2
IR-30K Rough-In
(Includes (2) 50'
Shielded Audio
Cables)
16