18
6651-2231
S2 DIP-switch
ON
1 2 3 4 5 6 7 8
CTS always active.
ON
1 2 3 4 5 6 7 8
Use secondary data channel.*
ON
1 2 3 4 5 6 7 8
Transport RTS to CTS.*
ON
1 2 3 4 5 6 7 8
Single channel system redundant
ring. E.g. only the primary or
secondary channel is used.
ON
1 2 3 4 5 6 7 8
Multidrop mode.
ON
1 2 3 4 5 6 7 8
Dual channel system redundant ring.
E.g. both the primary and secondary
channel are used simultaneously.
ON
1 2 3 4 5 6 7 8
Redundant ring mode.
ON
1 2 3 4 5 6 7 8
Set status port on both local fibre
link (FL L) and remote fibre link
(FL R) errors.
ON
1 2 3 4 5 6 7 8
Multidrop mid unit or
Redundant ring member.
ON
1 2 3 4 5 6 7 8
Set status port on local fibre link
(FL L) error only.
ON
1 2 3 4 5 6 7 8
Multidrop end unit. Redundant ring
focal point.
ON
1 2 3 4 5 6 7 8
S2:7 has no function
ON
1 2 3 4 5 6 7 8
Use primary data channel.
ON
1 2 3 4 5 6 7 8
Always OFF
* = RTS to CTS transport and secondary channel cannot be used at the same time.
Factory default
ON
1 2 3 4 5 6 7 8
S1
ON
1 2 3 4 5 6 7 8
S2