DCB PTT24 Посібник - Сторінка 12
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Specifications
PTT24 Push-to-Talk Lockout Device Specifications
General
Front Panel (these are approximate placements, subject to relocation):
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- Toggle switch to select 12 or 24 E&M ports
- Push button switch to select port 1 to 24 for PTT Lockout control
- Test switch, momentary, to test lockout function
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- Front panel switch to kill an audio alarm that will sound when/if the control port activates
- Green Power LED (flashes if an invalid control port number is selected, i.e. 00, 25, etc.)
- Red "ALARM" LED to indicate the PTT Lockout switch is activated
- Yellow "ACO" LED to indicate the ALARM CUT OFF is on
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Rear Panel
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- 2 rear panel power inputs for -48 VDC power, diode protected between the 2 power inputs
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to avoid power feed back
- Alarm Input (dry contact closure) to externally activate the PTT Lockout function and/or
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test the unit
- Alarm output dry contact
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- Female 50 pin telco connector from the channel bank, screw connection and cable tie type
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of cable cable fasteners
- Male 50 pin telco from the PTT lockout to Transmitter side of the circuit, screw connection
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and cable tie type of cable fasteners
Physical/Electrical
Standalone or rack mounting
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Power requirements: -48 VDC
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19" W x 10" D x 1 ¾" H
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3 pounds
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Environmental
Operational Temperature: -40 to +70 C
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Storage Temperature: -50 to +75 C
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Humidity: <95% Non-condensing
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