JANUS 2020 Hand-Held Computer User's Manual
JANUS Readers in an Ethernet and CrossBar Data Collection Network
JANUS
Communications dock
hardwired to
CrossBar controller
You can make the JANUS 2020 an end device in your local area network or
distributed data collection system. The reader is often used as a downline data
collection computer connected to powerful upline systems.
6-4
BC
N F
Mainframe
Ethernet
9154/9161
CrossBar
Controller
JANUS
Communications dock
hardwired to
CrossBar controller
CRT terminals
PC
JANUS
Communications dock
hardwired to PC
2020U.183
File server