Owner's manual

Quick Reference Guide
SPC-1209/1709 Quick Reference Guide
11
2.1 SPC-1209/1709 connector mapping
2.1.1 Waterproof DB-9 connector (COM)
Signal
PIN
PIN
Signal
NDCDA#_485TXN
1
6
NDSRA#
NRXDA_485TXP
2
7
NRTSA#
NTXDA_485RXP
3
8
NCTSA#
NDTRA#_485RXN
4
9
NRIA#
GND
5