As voltage supply of 24 V … 48 V DC is necessary.
The printer must be equipped with an optional Ethernet interface.

Connection of one print module
(Direct transmission of print data by serial, parallel, Ethernet or USB interface)

Connection of one print module
(Transmission of print data by a network)

Connection of 4 printers/print modules (maximum)

Note:
These specifications refer to print modules with two Ethernet ports. If your device should have one port only, then a switch must be used.