Digi, Switch, models:

5220 Series	Product Data Sheet
910H	Quick Installation Manual
AnywhereUSB 2 Plus	User Manual
AnywhereUSB Plus	User Manual
DIGI EIA-422	Information Manual
Digi Utility	Installation Manual
EL 2	Hardware Information Manual
Hubport /4	Installation Manual
Hubport Series	Installation Manual
MIL-190C	Installation Manual
MIL-4511H	User Manual
MIL-4711H	User Manual
MIL-5008H	User Manual
MIL-510H	User Manual
MIL-H3130	Installation Manual
MIL-S3120	Installation Manual
MIL-S3160	Installation Manual