CTI Products RYB-8 Relay Board - Manual (Page 5)

CTI Products, Inc. MCN RYB-8 Relay Board Manual
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68-11206-100
1. Introduction
The MCN-RYB-8 board is a relay board accessory to the MCN Monitoring and
Control Network product family.
The MCN-RYB-8 board has the following features:
• (8) DPDT Relays (Configured to switch circuit pairs).
• Hi-reliability long-life sealed relays.
• Relays rated for low-level (dry circuit) audio switching, up to 2A.
• Selectable 600 Ohm terminations for the Normally Open, Normally Closed, or
Common circuits (may be de-selected).
• LEDs to indicate which relays are active.
• Control Connector (relay coil inputs) which is pin-compatible with the MCN
IOB modules.
• 25-pair telco connectors used for control inputs and relay outputs.
• Jumpers to control adjacent relays.
• Jumpers for Sub-Category strapping for MCNRCD variable status text
messages.
• Optional EIA 19” rack-mount panel available for mounting (4) MCN-RYB-8
boards.
Part Number Description
S3-60644
Basic board with no jumpers installed
S2-60694 Board with standard jumpers installed
E1-E8:
B1 installed (I/O Line 1 controls relays)
B4 installed (Spare sub-category jumper, parked)
E9-E16: (2) jumpers installed in park position
(600 Ohm Termination de-selected)
S2-XXXXX Board with custom jumpering
Note: The MCN RYB-8 Relay board is pin-compatible with the IOB module and
is fully supported for operation with it. Although it is also pin- compatible with
the CIB Comparator Interface Module (in Spectra-TAC mode only), it is not
supported for use with CIB modules. References are made within this document
to the CIB Comparator Interface Module only for completeness, especially with
the MCNRCD PC Software.
1.1 Related Documents
1. MCN IOB Input/Output Control Module
Part Number S2-60630
2. MCN System Manual
Part Number S2-60425
3. MCN Remote Comparator Display (MCNRCD) Manual
Part Number S2-60428