iSMA-B-AAC20/Sedona Modbus
Version 1.3
www.gc5.pl
Page 41 / 55
Figure 20 - RJ12 connector pins numbers
RJ12 pins description:
Pin1
–
G0 potential, (SD card side),
Pin2
–
RS485
–
(B),
Pin3
–
RS485 + (A),
Pin4
–
G0 potential,
Pin5
–
G potential, directly connecter to G terminal in power supply,
Pin6 - G potential, directly connecter to G terminal in power supply (USB side).