Sperry Marine VisionMaster FT - Pulse Bearing Output

VisionMaster Ship’s Manual Chapter 11
Additional Features Pulse Bearing Output
65900011 11–7
2.3 Pulse Bearing Output
Output 1
Output 2
Table 3: Pulse Bearing Output 1
Parameter Value
Output Type Open drain FET (referenced to 0V)
Pulses per Revolution 4096
Voltage Rating 25V DC maximum
Current Rating 100mA maximum
Mark Space Ratio <1.5:1
Table 4: Pulse Bearing Output 2
Parameter Value
Output Type RS422 (differential)
Pulses per Revolution 4096
Output Drive To drive 120ohm twisted pair
V
out
high 2.0V min. Isource -20mA
V
out
low 0.5V max Isink 20mA
Mark Space Ratio <1.5:1