MoTeC SDL - Manual (Page 48)

46 Appendices
Appendix D: Input Characteristics
Analog Voltage Inputs
Suitable for: Potentiometers, Voltage output sensors & Variable resistance
sensors with a pullup resistor
Measurement Voltage Range:
Inputs 1 to 4: 0 to 5.5 V
Inputs 5 to 8: 0 to 15.3 V
• Note that voltages outside this range may affect the readings on
other inputs.
Input Resistance: 100k ohms to 0V
Resolution:
Inputs 1 to 4: 1.35 mV
Inputs 5 to 8: 3.74 mV
Measurement Methods: Ratiometric, Absolute, Variable Resistance, Off/On
Update Rate (Inputs 1 to 4): 1000 times / second (for anti-aliasing)
Update Rate (Other inputs): 500 times / second (for anti-aliasing)
Filter: 150Hz 1
st
order
Calibration Accuracy
Gain (Ratiometric operation) 0.05% max
Gain (Absolute operation) 0.15% max
Offset
± 6 mV max
Linearity
± 6 mV max
Temperature Stability 60 ppm/
°C max
Calibration Schedule 12 Months
Analog Temp Inputs
Suitable for: 2 wire variable resistance sensors and some voltage output
sensors.