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DCS Compact II INSTALLATION MANUAL
7.3 Common Bell
A customer-provided loud ringing device can be controlled using the dry contact
pair on the KSU. (See Figure 7–4).
25 PAIR CABLE WITH FEMALE CONNECTOR TO KSU P1
PIN
C O L O U R
1 1
B l u e / b l a c k
3 6
B l a c k / b l u e
1 0
S l a t e / r e d
35
R e d / s l a t e
9
B r o w n / r e d
3 4
R e d / b r o w n
8
G r e e n / r e d
33
R e d / g r e e n
7
O r a n g e / r e d
32
R e d / o r a n g e
5
S l a t e / w h i t e
3 0
W h i t e / s l a t e
4
B r o w n / w h i t e
2 9
W h i t e / b r o w n
3
G r e e n / w h i t e
2 8
W h i t e / g r e e n
2
O r a n g e / w h i t e
2 7
W h i t e / o r a n g e
CONNECT THE COMMON BELL TO ANY
PORTS OF TACT 1/2/3 AS REQUIRED
FOR CORRECT OPERATION.
<FIGURE 7-4> MDF CONNECTIONS COMMON BELL CONTACTS
Using MMC 204 programming allows for INTERRUPTED or CONTINUOUS
operation of the contacts. The interrupted selection follows the C.O. ring cadence
- one second ON/three seconds OFF.
Chapter 7. Connecting Optional Equipment
C I R C U I T
F U N C T I O N
OPEN A
OPEN B
BGM 1A
BGM 1B
BGM 2A
BGM 2B
PAGE 1A
PAGE 1B
PAGE 2A
PAGE 2B
1
TACT 1A
TACT 1B
2
TACT 2A
TACT 2B
3
TACT 3A
TACT 3B
ALARM 1
ALARM 2
7 - 4
CUSTOMER-PROVIDED
COMMON BELL
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