https://tandd.com/product/discon/rtr503l/
NEW needs new battery
RESTLAGER
8-ports managed switch
Komplet PC-kort
RESTLAGER
Serieport: RS232, RS422 eller RS485
Hastigheder fra 1200 til 115 Kbps
Databit:7/8, Stopbit:1/2 Paritet: Lige, Ulige, Ingen
Utilizes COM20020 ARCNET® controller
Interfaces ARCNET with PC/104™ bus computers
I/O-only mapping reduces bus contention problems
No requirement for wait-state arbitration
Enhanced software capabilities over earlier generation ARCNET controllers
Node address switch selects one of 255 possible station addresses
Variable data rates up to 5 Mbps
Supports coaxial, fiber optic and twisted-pair cabling including EIA-485
Suitable with all Contemporary Controls MOD HUB and AI Series active hubs
CMOS design for low-power consumption
