Emerson FB3000 - Page 8

FB3000 Personality Module Field Installation Guide
D301872X012
June 2021
6
COM2 Configured as RS-232
1
RS-485 port on device
2
Cable shield connection to chassis ground (use either pin 19 or 20)
COM2 Configured as RS-485 (4-wire)
1
RS-485 (4-wire) port on device
2
Cable shield connection to chassis ground (use either pin 19 or 20)