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Keyscan CA250B User Manual

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Keyscan Inc. – Technical Guide (PC109x - 04.15)
131
Figure 91 – Pre-alert Relay CA4500B/OCB-8 Connections
CA4500B
Control
Board
Cut View
OCB-8 ribbon cable
connects to
CONTROL 2.
red stripe
CONTROL
1
CONTROL
5
OCB-8 powered
through ribbon
cable with J1
Relay Power set
on ACU.
External pre-alert device
mounted at door.
DC Supply
-+
KI-00231E-10-14
CONTROL
4
S1
TB1
J1
OUTPUT
CONTROL
BOARD
K1
K2
K3 K4
K5K6K7K8
LE D ON =
RELAY
ENERGIZED
O
N
1 2 3 4 5 6 7 8
ACU
EXT
12V
GND
H1
TB2
TB3
TB4
OCB8
PC1102
RELAY
REV.
NORMAL
KEYSCAN
INC.
Aux
Output
5
(DIP
Switch 1)
Aux
Output
6
(DIP
Switch 2)
Aux
Output
7
(DIP
Switch 3)
Aux
Output
8
(DIP
Switch 4)
Pre-
Alert
1
(DIP
Switch 5)
Pre-
Alert
2
(DIP
Switch 6)
Pre-
Alert
3
(DIP
Switch 7)
Pre-
Alert
4
(DIP
Switch 8)
Relay
Power
Note
DIP switches set
relays for normal or
reverse, as
indicated by the
arrows.

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Keyscan CA250B Specifications

General IconGeneral
BrandKeyscan
ModelCA250B
CategoryController
LanguageEnglish