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1.2 Standard Features
• Generate alerts to alphanumeric and numeric devices, voice or tone devices, and wireless clocks
• User configurable 1000 devices database
• RS232 serial port for serial communication
• Built-in high-precision Real-Time clock
• Capable of synchronizing its internal clock from a PC clock or GPS (requires external GPS receiver)
• Synchronize both analog and digital wireless clocks
• User configurable Master Clock synchronization time
• External transmitter port
• Backlit LCD display
• Numeric keypad
• Built-in memory backup
• Desk or wall mountable
1.3 Optional Features
• Telephone line interface (RJ-11) for remote status change of system mode and live voice alerts
• Hand held microphone for live voice alerts
• Additional one serial port for extended serial communication
• Built-in scheduled tone activation for wireless receivers
• High power external digital transmitters (25 to 300 watt)
• Automated activation of wireless voice devices from external audio source
• 900MHz or UHF Wireless receiver for monitoring 900MHz or UHF wireless push buttons and transmitters
1.4 Package Contents
The following items are included with the VS4500:
• VS4500 Wireless Time & Voice Controller
• Power adaptor
• Manual
• USB cable (Note: RS232 null-modem communication cable supplied prior to 04/01/2014)
1.5 Key Navigation
The following keys also function in system menus as detailed below:
# Select / Acknowledge / Enter
* Return to previous menu / Escape
1 On / Next
0 Off / Previous
1.6 Display Indicators
Time source reception status (displayed between the hour and minutes segments) and daylight saving status (displayed to
the left of the hour segment) indicators are displayed on the main menu:
. No connection with time source
; No GPS or PC clock data reception detected
: GPS or PC clock data reception detected, date and time updated
* Daylight saving time is active
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