6-10
VersaMax Modules, Power Supplies and Carriers
GFK-1504N
6
IC200ERM001
Expansion Receiver Module, Isolated
VersaMax Expansion Modules Standard RS-485 Differential Expansion Interface
The Expansion Receiver Module connects to an Expansion Transmitter Module
in a VersaMax PLC or VersaMax NIU I/O Station, or to an Expansion Receiver
in a previous rack, as displayed in the following figure. Modules are connected
using expansion cable IC200CBL6xx (xx represents the length in meters). Up to
seven expansion racks can be used in a system. With the isolated Expansion
Receiver Module, the total overall length of the expansion cable can be up to
750 m.
PS
CPU/NIU
PS
ERM
PS
ERM
ETM
VersaMax ExpansionRack 1
Terminator
Plug
15M with any
IC200ERM002 ERMs
750M with all
IC200ERM001 ERMs
VersaMax PLC or I/O Station Main Rack (0)
VersaMax ExpansionRack 7
IC200CBL601,
602, 615