Keyscan EC2500 Series User Manual

Keyscan Technical Guide (PC109x - 04.12)
166
Figure 128 – Pre-alert Relay CA8500B/OCB-8 Connections
CA8500B
Control Board
Cut View
OCB-8 ribbon
cable connects to
CONTROL 3.
Pre-
Alert
Output
1
Pre-
Alert
Output
2
Pre-
Alert
Output
3
Pre-
Alert
Output
4
Pre-
Alert
Output
6
Pre-
Alert
Output
7
Pre-
Alert
Output
8
J1 J2 J3 J4
J5J6J7
J8
12V
ACU EXT
PWR
Normal
Reversed
J1
to
J8
K1
K2 K3 K4
K5K6K7K8
GND
red stripe
OCB-8
J9
Pre-
Alert
Output
5
External pre-alert device mounted at door
DC Supply
-+
CONTROL 2
CONTROL 5
CONTROL 4
OCB-8 powered
through ribbon
cable with J9 set to
ACU PWR.
KI-00232E-07-11

Keyscan EC2500 Series Specifications

General

Brand	Keyscan
Model	EC2500 Series
Category	Control Unit
Language	English