Vaisala MRG112 Technical Reference page 27

Appendix C ____________________________________________________ Front Panel Connectors
APPENDIX C
FRONT PANEL CONNECTORS
COM1 Connector
GPS ANT Connector
NOTE
VAISALA _______________________________________________________________________ 25
Serial port COM1 is for optional external communication.
Type of connector:
Corresponding cable connector:
Table 11 COM1 Connector Signal List and Layout
Signal Pin
RxD2A 2
TxD2 3
GND 5
Signal input for GPS local antenna.
Type of connector:
Corresponding cable connector:
The center wire of the cable feeds the supply voltage +4.8 VDC to the
antenna amplifier.
9-pin male D connector.
9-pin female D connector
Description
Data input for serial channel 2
Data output for serial channel 2
Ground
SMA female
SMA male
Level
RS232C
RS232C