Aiphone NDA-20 Instructions Manual page 7

3
WIRING DIAGRAMS
3D. SYSTEM USED WITH LEF-5-NE MASTERS
WIRING DIAGRAM:
Mother Board
CP-543A
A+
+
- A-
PS-2420UL
B-
B+
CN 1
H
Q
E
S
B
Y
V1
A1
V2
A2
Ribbon Cable "M"
To CP-530
(Included Ribbon Cable #1)
* Numbered ribbon cables from NDRM
master determine sub station placement
on the master console.
Cable 1 connects to CP544 of sub
stations 1 through 4, cable 2 for station 5
through 8, etc. Connection is the same
for NDA add-on selectors.
NDRM-20
Intercom
CP-544A #1
1
E
H
Moment
NO
COM
NC
Const
NO
COM
4
E
H
Wire each
station to a
designated
Moment
number station
NO
as shown here.
COM
NC
Const
NO
COM
CN51
+
-
PS-1225UL
LEW-5-NE/B
N1 D1
N2 D2
N3 D3
N4 D4
N5 D5
NE
H
Q
LEF-5-NE
L1
1
K1 K1
2 L2
K2
K2
L3
3
K3
K3
4 L4
K4 K4
L5
5
K5
K5
E LE
R RF
L
NOTES:
1. "K" Terminal connections are required in this application, with or
without door release being included.
+
2. Standard NE-NVP/B, NE-NVP-RA or NE-NVP-2DC cannot be
-
used in a system with the LEF-5-NE Master stations.
Specially modified versions of these units must be used.
The models are identified as:
NE-NVP-RA-LE (for use with LEF-5-NE)
NE-NVP-LE Vandal proof sub for LEF-5-NE
NE-NVP-2DC-LE (for use with LEF-5-NE)
3. For more detailed information, please refer to the instructions
included with the LEW-5-NE and the LEF-5-NE.
NE-NVP-RA-LE
Red
Blk
Gray
Grn
wire
Blu
NAR-2A*
Pur
Org
Blue
Blue
Yel
* Reset Button:
(Any normally closed
button or keyswitch.
Not required when
resetting the call from
the master.)
NE-NVP-LE
Red
Blk
Pur
Grn
wire
Pg. 7