CTI Products RYB-8 Relay Board User Manual
Cti products, inc, Features, Power supply options
RYB-8 Relay Board
for MCN™ Monitoring and Control Systems
CABLE TIE HOLE
12V
GN
D
1
4
++
--
TB1
J2
12V
GN
D
1
4
++
--
J1
TB1
J2
12V
GND
1
4
++
--
TB1
J2
12V
GN
D
1
4
++
--
TB1
J2
K1
K2
K3
K4
K5
K6
K7
K8
K1
K2
K3
K4
K5
K6
K7
K8
K1
K2
K3
K4
K5
K6
K7
K8
K1
K2
K3
K4
K5
K6
K7
K8
6
6
96
96
J1
J1
J1
17-11198-100
Four RYB-8 Boards
Mounted to Rear of 19” Rack Mount Panel
Introduction
The RYB-8 Relay Board provides dry-closure
outputs when driven by CIB, IIB, or IOB modules.
Up to four RYB-8 Relay Boards can be mounted to
the rear of the optional EIA 19” Rack Panel
Features
•
(8) DPDT (Form C) Relays, configured to
switch circuit pairs.
•
Relays are sealed, hi-reliability, rated for low-
level (dry circuit) audio switching, up to 2A.
•
Selectable 600 Ohm terminations for
Normally Open, Normally Closed, or Common
circuits (may be de-selected).
•
LEDs indicate active relays.
•
Control Connector (relay coil inputs) is pin-
compatible with the MCN CIB, IIB, and IOB
modules.
•
Jumpers to control adjacent relays.
•
Jumpers for Sub-Category strapping for
MCNRCD variable status text messages.
Power Supply Options
Power Supply options normally mount to the front of
the optional EIA 19” Rack panel. The following
figure shows the Hot-Standby Power Supply Option.
This option includes redundant power supplies and
the Power Distribution Board for monitoring and
switching the supplies.
Part Numbers
Part
Number
Description
S2-60694
MCN RYB-8 Relay Board
Std Jumpering
(Terminations unselected)
S2-60645
Cable Assy, IOB/CIB/IIB to RYB-8,
50 Conductor Ribbon Male to Male,
1' Length
S2-60646
RYB-8 Rack Panel for 4 Boards
without Power Supply.
19" rack mount, 6 RUs (10.5") high
S2-61117
RYB-8 Rack Panel for 4 Boards
with single Power Supply.
19" rack mount, 6 RUs (10.5") high
S2-61390
RYB-8 Rack Panel for 4 Boards with
Hot-Standby Power Supply Option.
19" rack mount, 6 RUs (10.5") high
CTI Products, Inc.
1211 West Sharon Road
Cincinnati, Ohio 45240
USA
phone
+1.513.595.5900
fax
+1.513.595.5983
www.ctiproducts.com