Keyscan CA4500B - Figure 21 - Lock State - Fail Safe Device

Keyscan Inc. – Technical Guide (PC109x - 07.15)
36
Control Board/OCB-8
Door # /Relay #
Ribbon Cable Connection OCB-8 to
Control Board
CA8500B/OCB-8
Door 1/Relay 1 (K1)
Door 2/Relay 2 (K2)
Door 3/Relay 3 (K3)
Door 4/Relay 4 (K4)
Door 5/Relay 5 (K5)
Door 6/Relay 6 (K6)
Door 7/Relay 7 (K7)
Door 8/Relay 8 (K8)
Connect ribbon from H1 on OCB-8 to Control 1 on
CA8500B.
Figure 21 – Lock State - Fail Safe Device
Maglock
+
-
to 'Normally Closed'
positon on relay
to common
on DC power supply
Relay board
Relay board
+
-
Door
Strike
Lock State
of
Fail Safe Device
DC
Supply
+
-
Lock
to 'Normally Closed'
positon on relay
to
+
supply
to common
on DC power supply
to
+
supply
KI-00124E-07-11