User Manual

EASy-PLUS
®
User Manual
– 7
TRILITHIC
Rev 1.02
Attention Signal Dual tone, 853 Hz and 960 Hz. Programmable between 8 and 25 seconds.
Password Protected Menus and tests are enable using a programmable 4 digital front panel code.
Front panel menu Used for localized setup and enabling a Required Weekly Test.
Front panel display Indicates user activity
Message display for active messages
Radio signal input actives.
GENERAL SPECIFICATIONS
E.A.S. Encoder/Decoder compliant with all requirements defined in Part 11 of the FCC rules.
E.A.S. Encoder supports NWS SAME protocol decoding, including 1050 Hz tone detection.
Operating Temperature: 0 to +50 C
Max. Operating Humidity: 95%
Supply Voltage: 117 VAC +/- 15%
MECHANICAL SPECIFICATIONS
Chassis: 2U x 19” x 11” Rackmount Enclosure
Back Panel: Two RS-232C Serial ports available on DB-9 connectors
RS-485 Serial port available on a RJ-12 connector
Parallel port available on a DB-25 connector
I/O and Audio ports are available on modular terminal blocks
Video ports are available on 75 ohm BNC connectors
Antenna inputs are available on 75 ohm “F” connectors
Display: 20 characters by 4 row alphanumeric LCD matrix
LED Back lighted
Super-twist LCD
Controls: 4 x 4 Keypad (16 keys)
Conductive Rubber, Tactile Keys
Numbers 0-9 (and letters A—Z)
X (cancel) key
Checkmark (enter) key
Up, Down, Left, and Right arrows
Serial Interface:
RS-232C compliant interface to standard PC or Laptop PC running Trilithic Setup/control
software (in window’s)
E.A.S. Monitoring:
Monitors up to 6 inputs simultaneously, including;
Two Internal Programmable radios (on internal expansion port #1)
Two Receivers per Radio Board each receiver is selectable as AM, FM, or NOAA Band,
frequency, and amplitude of each receiver is configurable from the Front Panel.
75 ohm “F” connectors for the antenna inputs.
Two External Audio inputs (600 Ohm Balanced)
External input 2 can be configured for an external microphone
Two optional radios or audio inputs on internal expansion port #2
Audio inputs:
Inputs described in E.A.S. Monitoring Section
Internal Microphone (available on Front Panel)
Telephone Input (optional)
Note: All Inputs have Automatic Gain Control (AGC)
Audio Outputs:
All digital audio generation/recording from codes operating at 48 Khz
Four Monaural, Balanced Audio Outputs
Internal Speaker
Telephone Audio Output to the Telephone Access Board (optional)
FSK Audio Switch: Stereo, Balanced Audio Switch to insert FSK onto Audio Channel
Volume Control provided for each Output (Balanced Outputs, Speaker, Telephone, AFSK)
Virtual Controller AFSK Generator
Internal AFSK Encoder for Communicating with Virtual Controllers Internal stereo balanced
audio switch is provided to insert AFSK onto an Audio Channel
CONTROL AND COMMUNICATION INPUTS/OUTPUTS:
Ten TTL Output Ports
Each output can drive a minimum of 2 loads
Two TTL’s Dedicated to E.A.S. Channel, Eight TTL’s are User Programmable
Four Contact Closures
Each relay is capable of switching 2A @ 12 Vdc