R-sensors NDAS-8426N, User Manual

Page: 82 / 88

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NDAS-N. User Manual.
82
Fig. 2-3. Pins for the main ADC connector
Table 2-3. Designations at Fig. 2-3
№ Designations
1 CH1- (4-) is a ‘-’ input of the first (fourth) channel of the main
ADC
2 CH1+ (4+) is a ‘+’ input of the first (fourth) channel of the
main ADC
3 CH2- (5-) is a ‘-’ input of the second (fifth) channel of the
main ADC
4 CH2+ (5+) is a ‘+’ input of the second (fifth) channel of the
main ADC
5 CH3- (6-) is a ‘-’ input of the third (sixth) channel of the
main ADC
6 CH3+ (6+) is a ‘+’ input of the third (sixth) channel of the
main ADC
7 AGnd – a common signal wire of the main ADC is connected
to the PGND line inside of the data logger
8 Cal.Enab is a calibration logic output (+ 3.3 V): ‘1’ is on,
‘0’ is off
9 Cal.out is a test signal output for calibration