ABB ProtectIT REL 551 2.5 Installation And Commissioning Manual page 89

80
Configuring the transceiver 21-16xx
Table 18: Settings
Switch, jumper Setting
S5 G.703 co - con, balanced Nx64 kbps
S6 Co-directional
S7 Has no influence on operation
S8 Has no influence on operation
S9 Has no influence on operation
S11 9 (64 kbit/s)
S14 timing source External clock
S14 sync No jumper
S13 Has no influence on operation
Chapter 8
Configuring the 56/64 kbit data
communication modules