Aiphone 4 IER-2 Leaflet

IER-2

1

E

IER-2

1

E

The MK Door Sentry system can have up to two video monitors, each having one audio-only handset
wired to it.  Each monitor and/or handset can have a chime extension speaker wired to it as well.  This is
the maximum configuration.  Aiphone does not guarantee the operation of any system beyond this
capacity.

Audio Video Door Answering System

Individual Components for MK Door Sentry System:
MK-DS

Video door station, fixed wide angle

MK-1MD/A

Monitor/handset room station

MK-1SD/A

Audio-only handset room station

IER-2

Chime extension speaker

PS-18YC/A

18V DC Power supply for MK monitor (1 ea.)

EL-9S

Electric door strike

PT-1210N

AC Transformer for door strike

STATION MOUNTING:
MK-1MD/A & MK-1SD/A:
Surface mount to wall or

 1-gang box

MK-DS:
Surface mount to wall or 1-gang box

Aiphone Communication Systems
1700 130th Ave. N.E.
Bellevue, WA  98005
(425) 455-0510
FAX (425) 455-0071

A1
A2

1
2
3

4/S

5

S

L
L

+

-

MK-1MD/A

MK-DS

A1
A2

max-mk.vsd

0398JD

Red
Blk

PS-18YC/A

1
2
3
4
5

S
S

MK-1SD/A

A1
A2

1
2
3

4/S

5

S

L
L

+

-

MK-1MD/A

Red
Blk

PS-18YC/A

1
2
3
4
5

S
S

MK-1SD/A

Power for Strike

IER-2

1

E

IER-2

1

E

MK-1MD/A TERMINAL DEFINITIONS:
+

Positive 18V DC

-

Negative

A1

Audio/Video

A2

Audio/Video

1

Communication to MK-1SD/A

2

Chime to MK-1SD/A

3

Power to MK-1SD/A

4/S

Ground

5

Door release control

S

Chime output

L

Door release control

L

Door release control (N/O dry closure)

polarized

polarized

Door Strike