ADS Environmental Services Model 4000 530017 A0 - Manual (Page 113)

Specifications A-5
Doppler Velocity Subsystem
The following contains specifications for the Doppler velocity
sensor and Doppler velocity board.
Doppler Velocity Sensor
Enclosure Molded PVC plastic
Dimensions 2.375 inches (6.03 cm) long x 1.125 inches (2.85
cm) wide x 0.5 inches (1.27 cm) high
Range -5.0 to 20.0 feet per second (-1.5 to 6.1 m/s)
Accuracy
0 to 5.0 feet per second (-1.5 to 1.5 m/s):
0.8% full scale
5.0 to 10.0 feet per second (1.5 to 3.0 m/s):
1.2% full scale
10.0 to 15.0 feet per second (3.0 to 4.5 m/s):
2.8% full scale
Resolution
0.04 feet per second (0.01 m/s)
Cable Standard size: 40 feet (12.2 m) long x 0.225 inches
(0.57 cm) diameter
Velocity Board
Processor 80C31 CMOS microprocessor and digital signal
processor
Memory EPROM: 64K bytes
RAM: 32K bytes
Communication UART (to communicate over a logic-level bus with
the processor board)