NuTone LB-55, Wiring Instructions

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RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2 B3 B2 B1 A3 A2 A1
V+ I-COM CONTROL 1
2
DOOR SPEAKER
EXT
.
SPKR.
INTERCOM MASTER
DOOR COMMON (CENTER)
I-COM
2 1
JUMPER
CHIME INPUT (COPPER)
MODEL IMA-303, IMA-323, or IMD-313 Speakers in Radio-Intercom as well as Intercom Door Speakers will receive chime.
MUSIC WILL BE MUTED.
RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2 B3 B2 B1
V+ I-COM CONTROL 1
2
DOOR SPEAKER
EXT
.
SPKR.
INTERCOM MASTER
DOOR COMMON (CENTER)
I-COM
2
1
CHIME
Speakers in Radio-Intercom as well as Intercom Door Speakers will receive chime.
MUSIC WILL NOT BE
MUTED. CHIME WILL OVERRIDE MUSIC
and Intercom
on all but door speakers which will only receive chime.
RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2 B3 B2 B1
V+ I-COM CONTROL
2
DOOR SPEAKER
EXT
.
SPKR.
INTERCOM MASTER
DOOR COMMON (CENTER)
1
INTERCOM DOOR SPEAKERS ONLY WILL RECEIVE CHIME.
No chime received buy other Intercom Speakers.
No new wiring connections to Intercom Master are required (if splices are made at door speaker location.)
RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2
B3 B2 B1 A3 A2 A1
V+ I-COM CONTROL 1 2
DOOR SPEAKER
EXT
.
SPKR.
IMA-203 DOOR COMMON (CENTER)
I-COM
2
1
ORN WIRE PLUG P1, PIN 7
INPUT (COPPER)
MODEL IMA-203 Speakers in Radio-Intercom as well as Intercom Door Speakers will receive chime.
MUSIC WILL BE MUTED.
RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2
B3 B2 B1
V+ I-COM CONTROL C1 2
DOOR SPEAKER
EXT
.
SPKR.
IMA-203
DOOR COMMON (CENTER)
I-COM
2
1
INPUT (COPPER)
Speakers in Radio-Intercom as well as Intercom Door Speakers will receive chime.
MUSIC WILL NOT BE
MUTED. CHIME WILL OVERRIDE MUSIC
and Intercom
on all but door speakers which will only receive chime.
RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2 B3 B2 B1
V+ I-COM CONTROL 2
DOOR SPEAKER
EXT
.
SPKR.
IMA-203
DOOR COMMON (CENTER)
1
INTERCOM DOOR SPEAKERS ONLY WILL RECEIVE CHIME.
No chime received by other Intercom Speakers.
No new wiring connections to Intercom Master are required (if splices are made at door speaker location.)
RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2 B3 B2 B1 A3 A2 A1
V+
I-COM CONTROL
1
2
DOOR SPEAKER
EXT
.
SPKR.
CHIME BLK
1 2
I-COM
JUMPER
BLK/WHT RED/WHT CHIME
INTERCOM AMPLIFIER
MODEL IMA-516 All inside/patio speakers as well as Intercom Door Speakers will receive chime.
OPTIONAL MUSIC
SOURCE WILL BE MUTED.
RELA
Y
BOARD
CHIME BOARD
CHIME
V+ C1 C2 B3 B2 B1 A3 A2 A1
V+
I-COM CONTROL
1
2
DOOR SPEAKER
EXT
.
SPKR.
INTERCOM AMPLIFIER
CHIME BLK
1 2
I-COM
BLK/WHT CHIME
All inside/patio speakers as well as Intercom Door Speakers will receive chime.
OPTIONAL MUSIC SOURCE WILL
NOT BE MUTED. CHIME WILL OVERRIDE MUSIC
and
intercom on all but door speakers which will only receive chime.
RELA
Y
BOARD
CHIME BOARD
V+ C1 C2 B3 B2 B1 A3 A2 A1
V+
I-COM CONTROL
1
2
DOOR SPEAKER
EXT
.
SPKR.
INTERCOM AMPLIFIER
BLK BLK/WHT
INTERCOM DOOR SPEAKERS ONLY WILL RECEIVE CHIME.
No chime received by other Intercom Speakers.
No new wiring connections to Intercom Amplifier are required (if splices are made at door speaker location.)