You searched for "PLC interface module"
Phoenix Contact
Phoenix Contact Extension Module
Part: 1259849
PLC extension module for expanding automation control system capacity and functionality.
Siemens
Siemens 6SL3255 Series Expansion Module, 117mm Length, 5 → 30 V
Part: 6SL3255-0BE00-0AA0
Siemens extension module for motor control drives, 5 to 30 volt range.
Siemens
Siemens 6AG213 Series Extension Module for Use with ET 200SP, Analog
Part: 6AG21366AA001CA1
Analog extension module for Siemens ET 200SP additional sensor input.
Siemens
Siemens 6AG213 Series Extension Module for Use with ET 200SP, Digital, Digital
Part: 6AG21366PA001BC0
Siemens digital input/output extension module for ET 200SP systems.