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PTT24 Manual

5. Connect the PTT24 to 48 VDC Power

Each PTT24 has 2 diode protected power connectors. The power connectors are 3 position

Phoenix type connectors. Each connector has Frame Ground, positive and negative power

connections.

6. Connect the Alarm IN and Alarm Out

The Alarm In can come from another PTT24 or from the channel bank. The Alarm Out can

be connected to another PTT24, to a SCADA system for remote reporting, to some local

external alarm signal device, etc. The Alarm In and Alarm out are contact closures. Alarm

Off is open, Alarm On is a closed relay connection. The PTT24 will operate with or without

the Alarm In or Alarm Out connected.

7. Select the Control Channel

Select the Control Channel to be monitored by the PTT24. For 12 channel operation the

channel must be from 1 to 12. For 24 channel operation the channel must be from 1 to 24.

The Power LED will flash if an invalid channel is selected. .