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If any of the items are received in damaged condition, immediately notify the
carrier and request an inspection. You must notify the carrier within 15 days of
shipment. If a claim is not made within that time period, then the carrier will not
acknowledge any claim for the lost or damaged goods.
1.3 Specifications:
Receiver
Input: RF, VHF or UHF (Customer specified)
Frequency Range: VHF 135 - 174MHz; UHF 406 - 470MHz
Output: 700 mV
p-p
audio signal
Connector:
1/8
Stereo phone jack
Voltage: ~12 VDC
Current: ~50 mA
Squelch: Open: -112 dBm, Close: -114 dBm
Impedence: 600 Ohm
Temp. Range: -30 to +60° C
Size: 8 1/4" wide x 2" high x 7" deep
Weight: 2 Pounds
Float Charger
Input: 110 VAC 60Hz, 0.11A
Output: 13.7 VDC @ 0.3A
Size: 2.2" x 1.88" x 1.94"
Weight: 0.5 Pounds
2.0 INSTALLATION
The Model 4500 ALERT/IFLOWS VHF Data Receiver is shipped complete, no
additional items are required for installation. The Model 4500 should be located near
the antenna mounting structure so as to minimize losses in the antenna transmission
line and it must be installed in a dry location, protected from inclement weather.
A cable from the jack marked "AUDIO OUT" on the rear of the chassis connects
to the "AUDIO IN" on the Model 1000 Decoder. The audio cable connection to the
decoder may be up to 1000 feet in length. Audio cable in excess of 100 feet should be
shielded with tip, ring and shield connections to a
1/8
inch stereo plug (twisted pair
phone wire may also be used).
The antenna connects to the Model 4500 via a BNC type connector on the rear of
the chassis.
A wall mount float charger and connecting cable is supplied to power the
receiver. Attach this cable to the terminal strip marked 12 VDC IN. Connect the red
wire
+
spade lug to the left terminal marked "+", and the black wire
-
spade lug to the
right terminal marked "-". In addition, a cable to connect an external gel cell battery is
supplied if an uninterruptible power source is desired. If a gel cell battery is used, the
Model 4500 April 2004
2