Serial ports | Switch features | Number of network ports | |||
---|---|---|---|---|---|
RS-422 | RS-485 | Single mode | Multi mode | Up to 8 | |
ATC-277MM |
|
|
  |
|
  |
ATC-277SM |
|
|
|
  |   |
PDS-220FC |
|
|
  |
|
  |
PDS-220FCS |
|
|
|
  |   |
PDS-220FCS-60 |
|
|
|
  |   |
PDS-220FT |
|
|
  |
|
  |
SF63-TB-DB-1Fm-SC-2 |   |   |   |
|
|