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Specifications
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VSS Compatibility
The DriveRight can work with many different VSS signals provided
the switch settings of the VSS in-line circuit are set correctly. However,
if the signal does not meet the specifications below it may not work.
Maximum VSS frequency: . . . . . . . . . . . . . . . . . .1 khz (144,000 PPM) at
25 mph
Min peak to peak amplitude: . . . . . . . . . . . . . . . .1 volt at 5 mph
Max peak to peak amplitude:. . . . . . . . . . . . . . . .25 volts.
VSS inline-circuit Input Impedance:. . . . . . . . . . .22k.
Digital Input Specifications
Number of digital inputs: . . . . . . . . . . . . . . . . . . .2
Input 1 wire color:. . . . . . . . . . . . . . . . . . . . . . . . .Green
Input 2 wire color:. . . . . . . . . . . . . . . . . . . . . . . . .Yellow
Input Impedance: . . . . . . . . . . . . . . . . . . . . . . . . .> 1 Megaohm
High input range: . . . . . . . . . . . . . . . . . . . . . . . . .3 VDC min, system volt-
age max
Low input range: . . . . . . . . . . . . . . . . . . . . . . . . .-0.5 min to 1.0 VDC max
Input 1 Sampling:. . . . . . . . . . . . . . . . . . . . . . . . .Start & stop of trip, GPS
record, Accident Log
Input 2 Sampling:. . . . . . . . . . . . . . . . . . . . . . . . .Start and stop of trip,
GPS record
Input power requirements: . . . . . . . . . . . . . . . . . .+12 VDC nominal
Fuses (3):. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3AG, 0.25A, Slo-Blo
(1.25 x 0.25”, 6.4 x
31.8mm)