Keyscan CA4500B - Figure 34 - Pre-Alert Relay CA8500 B;OCB-8 Connections

Keyscan Inc. – Technical Guide (PC109x - 07.15)
52
Figure 34 – Pre-alert Relay CA8500B/OCB-8 Connections
CA8500B
Control Board
Cut View
OCB-8 ribbon
cable connects to
CONTROL 3.
red stripe
External pre-alert device mounted at door
DC Supply
-+
CONTROL
2
CONTROL
5
OCB-8 powered
through ribbon
cable with J1 Relay
Power set on ACU.
KI-00232E-05-15
S1
S2
S3
O
N
1 2 3 4 5 6 7 8 9 101112
S1
TB1
J1
OUTPUT
CONTROL
BOARD
K1
K2
K3 K4
K5K6K7K8
LED 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.
Pre-
Alert
1
(DIP
Switch 1)
Pre-
Alert
2
(DIP
Switch 2)
Pre-
Alert
3
(DIP
Switch 3)
Pre-
Alert
4
(DIP
Switch 4)
Pre-
Alert
5
(DIP
Switch 5)
Pre-
Alert
6
(DIP
Switch 6)
Pre-
Alert
7
(DIP
Switch 7)
Pre-
Alert
8
(DIP
Switch 8)
Relay
Power
Note
DIP switches set
relays for normal or
reverse, as
indicated by the
arrows.
Relay 1
Relay 2 Relay 3 Relay 4
Relay 5Relay 6Relay 7Relay 8