Version 6.6 127 October 2014
Installation & Operation Manual 20. Connecting to External Telco Alarm Equipment
20 Connecting to External Telco Alarm
Equipment
The Mediant 8000 may be connected to the external Telco alarm equipment via a
Terminal Block Connector provided on the SA/RTM module.
The alarm outputs are rated for 2A at 30V. A maximum gauge of 20 AWG for standard
copper wire may be used.
To connect the contact relays to Telco alarm equipment:
1. Open the screws that connect the terminal block to the PCB’s connector.
2. Unplug the terminal block.
3. Connect the relays of both SA/RTMs to the Telco alarm equipment either using
normal logic or inverse logic:
• If the equipment has NO (Normally Open) and COM terminals, use normal
logic scheme
• If the equipment has NC (Normally Closed) and COM terminals, use inverse
logic scheme
Figure
20-1: Normal Logic External Alarm Equipment Connection
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