ICE-400 Series Intercom Station
Document IM-ICE-400-1.1
Page 5
A second connection is possible whereby Switch B of the Secondary station will act as a Switch A. In this case the
two stations acts as a single station with two call switches. This can allow the operator to distinguish between the
two call requests.
SPK
SW
SW
SPK
S
lav
e B
SPK
+
SPK-
SWB
+
SWB
-
SWA
+
SWA
-
LED+
LED-
S
lav
e A
SPK
SW
SW
SPK
LI
NE
+
-
-
+
PC
B0674
1-0
4
Fa
c
e
pl
a
te
Pin 1
Pin 1
Pin 1
Pin 1
SW B
SW B
To SAB 400(401) or SCC 400(401)
Maintain Polarity and Leave Shield
Unconnected at this end
Secondary ICE-320-CUS-101
Primary ICE-420-CUS-110
Marr
Conector
Marr
Conector
Marr
Conector
Marr
Conector
Black
Green
Yellow
Yellow
4-wire Cable Terminated
with MTA-4 Connector
Two Sided Door Primary/Secondary Pair with Two Separate Call Switches
5. Mounting
ICM
The ICE-420 and ICE-421 Intercom Stations are designed to mount in a standard 2-gang electrical box, with the
faceplate connected to the box by four #6-32 mounting screws. The box must have a minimum opening of
3.625"W x 2.875"H x 1.75"D. The ICE-431 Intercom Stations are designed to mount in a standard 3-gang electrical
box, with a minimum opening of 5.438"W x 2.875"H x 1.75"D. Mounting hole details for the 2-gang and 3-gang
ICEs are shown
1.81"
4.50"
3.
28"
Switch A
Switch B
4.
50
"
4 Mounting Holes 0.188" (3/16")
Minimum Opening
3.63"W x 2.88"H x 1.75"D
LED
2 Gang
