Motec Systems C125 - Characteristics; Input Characteristics

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60 Appendices MoTeC

Characteristics

Input Characteristics

Analogue Voltage Inputs

Suitable for

Potentiometers

Voltage output sensors

Variable resistance sensors with pull-up

resistor

Measure Voltage Range

Inputs 1-4: 0 to 5.46 V

Inputs 5-6: 0 to 15.00 V

Note: Voltages outside this range may affect

the readings on other inputs.

Input Resistance

100k ohms to 0 V

Resolution

Inputs: 1.33 mV

Measurement Methods

Ratiometric

Absolute

Variable Resistance Off/On

Update Rate

1000 times/second

Filter

240 Hz 1st order

Calibration Accuracy

Gain 0.05% max (Ratiometric method)

Gain 0.15% max (Absolute method)

Offset ± 6 mV max

Linearity ± 6 mV max

Temperature Stability 60 ppm/°C max

Calibration Schedule 12 months