Internal supply for logic inputs at 19...30 V, <= 100 mA for
overload and short-circuit protection
Internal supply for reference potentiometer (2.2 to 10 kOhm) at
10...10.8 V, <= 10 mA for overload and short-circuit protection
communication port protocol
CANopen
Modbus
IP degree of protection
IP20 on upper part without cover plate
IP21 on connection terminals
IP31 on upper part
IP41 on upper part
option card
CANopen daisy chain communication card
DeviceNet communication card
Fipio communication card
Modbus TCP communication card
Profibus DP communication card
