Keyscan Inc. A Member of the Kaba Group
16
IOCB1616 Power Supply Connections with OCB-8s
RX
TX
GND
12V
+
AUX
Power
IOCB1616 Circuit Board
Red Power (+)
(-)
+
Connect to
separate
12VDC lock
power supply
Notes on IOCB1616
- Lock power and ACU
power must be separate
supplies.
- Current consumption
without low current open
collector connected to any
device draws 100mA
OCB-8
GND
12V
J9
Ext Pwr
ACU Pwr
OCB-8
GND
12V
J9
Ext Pwr
ACU Pwr
Set J9 jumper
to Ext Pwr
Set J9 jumper
to Ext Pwr
Second side of DPS-15
can be used to power
locks provided total
current does not exceed
1.2 Amps. Requires 2nd
transformer.
DPS-15
Terminals
Primary
110 VAC
ACU 16V 40VA
or
ACU 16.5V 37VA
Transformer
12V
Battery
+
-
ACU Ground
Lug
AUX/RDR
AC
AC
BATT
-
+
AUX/RDR
FAIL -
+
EGND
ACU
FAIL
-
+
KI-00392E-10-11
