12
RF-Smart
– User Manual Rev 1.1 – 12/11/2019
3.6 AUX A Interface
The AUX interface provides via Male 6-pole plug connector, the following options:
•
Power control pin
–
To be use with internal PMW for 125khz transmitter
•
GPS PPS
–
direct output of PPS for Time stamp
•
TX AUX and RX AUX of the Modem
•
Ground pin, VIN pin to supply to external board (after input diode and spick suppressor)
3.6 AUX B Interface
The AUX interface provides via Male 6-pole plug connector, the following options:
•
2 digital inputs opto couplers, input 0-55vdc.
•
2 outputs opto couplers, drive up to 100ma, external diode needed when driving a relay.
•
1 ADC (10 bit) input 0-55v.
•
1 Ground pin.
3 2 1
6 5 4
Pin assignment
1.
POWER CONTROL / GPO
2.
GPS PPS/Analog Input
3.
VIN
4.
RX AUX MODEM/I2C
5.
TX AUX MODEM/I2C
6.
GND
Male 6-pole plug.
To use with MOLEX MICRO FIT
PART NUMBER 43025-0600.
3 2 1
6 5 4
4 3 2 1
5 6 7 8
Pin assignment
1.
POWER 4V
2.
RELAY A
3.
RELAY B
4.
GND MAIN
5.
INPUT A OPTOCOUPLER
6.
INPUT B OPTOCOUPLER
7.
OPEN COLLECTOR
8.
GND OPTOCOUPLER
Male 8-pole plug.
To use with MOLEX MICRO FIT
PART NUMBER 43025-0800.
4 3 2 1
5 6 7
8
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