Analogue temp inputs, Switch inputs, Motec appendices 45 analogue temp inputs – MoTeC C185 User Manual

Page 50

MoTeC

Appendices

Analogue Temp Inputs

Suitable for:

2 wire variable resistance sensors some voltage
output sensors

Measure Voltage Range:

0 to 15.0 V

Note: Voltages outside this range may affect the
readings on other inputs.

Input Resistance:

1000 ohms pull-up to 5 V sensor supply
+100 k to 0 V

Resolution: 3.66

Measurement Methods:

Ratiometric

Absolute

Variable Resistance

Off/On

Update Rate:

1000 times / second

Filter:

290 Hz 1

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

Switch Inputs

Suitable for:

Switch to 0 V

Off/On Voltage signal

Pull-up Resistor:

2200 ohms to 3.3 V

Voltage Range:

0 to 15 V

Positive Trigger Threshold:

2.4 V max

Negative Threshold:

0.6 V min

Hysteresis:

0.4 V Min

Measurement Methods:

Off/On only

Filter Time Constant:

22 usec