Keyscan CA250B, Technical Instructions

Page: 126 / 140

Keyscan Inc. – Technical Guide (PC109x - 04.15) 126
Figure 87 – Accessibility HC Output Relay CA250B/OCB-8 Connections
OCB-8 ribb on cab le
connects to CONTROL 1.
red stri pe
OCB-8
When not use d a s
HC outputs, rela y 5
can be use d a s Aux
Output 3 and rel ay
6 as A ux Ou tpu t 4.
Do not use relays
for b oth functi ons.
to
doo r
accessabi lity
ope rato r
CA250B
Control
Boa rd
Cut Vie w
C
O
N
T
R
O
L
2
RS-232 (COM4)
CTS
C
O
N
T
R
O
L
5
DTR
DCD
RD
TD
GND
OCB-8 powere d
through rib bon
cable with J1
Relay P ower set
on ACU.
TAMPER TB3
SWITCH
+
-
KI-00227E-10-14
C
O
N
T
R
O
L
4
S1
TB1
J1
OUTPUT
CONTROL
BOARD
K1 K2 K3 K4
K5 K6 K7 K8
LE D ON =
RELA Y
E NE RGIZ ED
O N
1
2
3
4
5
6
7
8
ACU
EXT
12V
GND
H1
TB2
TB3 TB4
OCB8
P C1102
RELAY
REV.
NORMAL
KEYSCAN
INC.
Door
Output
1
(DIP
Switch 1)
Door
Output
2
(DIP
Switch 2)
Aux
Output
1
(DIP
Switch 3)
Aux
Output
2
(DIP
Switch 4)
HC
Output
1
(DIP
Switch 5)
HC
Output
2
(DIP
Switch 6)
Pre-
Alert
1
(DIP
Switch 7)
Pre-
Alert
2
(DIP
Switch 8)
Relay
Power
Not e
DIP switches set
rela ys for normal or
reverse, as
indi cated by the
arro ws.