User manual
R2020 Wired Display
Battery: Dual 6 volt, 7AH gell cell batteries.
Power requirements: 12-15VAC input or 15-18VDC
input.
Current consumption: Up to 2.75A with all segments
on. Minimum current 80mA with power on and all
segments off. Consumes a quiescent current of
125uA with power off.
Dimensions: 30” x 36” x 3”. Overall dimensions
including feet 32” x 36” x 3”.
Weight of display: 1LB.
Battery Pack Specifications
Indicators: LED indicators to indicate charging and
charge status.
RS-232 Connector: RS-232 serial data connector so
the display can be used as a wired display.
TX-422 Connector: RS-422 serial data connector to
transmit serial data to other displays or to a
computer.
RX-422 Connector: RS-422 serial data connector
receive serial data from another display or radar gun
with RS-422 port. (Not on all models)
Data rate: 1,200 baud on the serial port between the
radar gun and the battery pack / wireless transmitter.
Battery: 12 volt, 4AH gell cell battery.
Power requirements: 12-15VAC input or 15-18VDC
input.
Current consumption: Up to 0.85A when the radar
gun is taking a speed measurement. Consumes a
quiescent current of 50mA with power on.
Consumes a quiescent current of 1uA with power
off.
Dimensions: 6” x 6” x 6”.
Weight of display: 1LB.
Troubleshooting
Inspect the connector on the radar gun to insure that
no pins are bent or broken.
Manufactured for the Jugs Company by Alzatex. Inc.
4
05/20/08
