The CU305 Control Unit features the following connections and interfaces as standard:

• Fieldbus interface
  • CU305 PN: 1 PROFINET interface with 2 ports (RJ45 sockets) with PROFIdrive V4 profile
  • CU305 DP: 1 PROFIBUS interface with PROFIdrive V4 profile
• 1 DRIVE-CLiQ socket, used solely to connect a DRIVE-CLiQ motor or a Sensor Module
• 1 onboard encoder evaluation for evaluating the following encoder signals
  • Incremental encoder TTL/HTL
  • SSI encoder without incremental signals
• 1 PE/protective conductor connection
• 1 connection for the electronics power supply via the 24 V DC power supply connector
• 1 temperature sensor input (KTY84‑130 or PTC)
• 3 parameterizable, fail-safe digital inputs (floating), or alternatively 6 parameterizable digital inputs (floating)
• 5 parameterizable digital inputs (floating)
• 1 parameterizable, fail-safe digital output (floating), or alternatively 1 digital output (floating)
• 4 parameterizable bidirectional digital inputs/outputs
• 1 analog input ± 10 V, resolution 12 bit + sign
• 1 serial RS232 interface
• 1 slot for the memory card on which the firmware, parameters and licenses can be stored
• 1 PM‑IF interface for communication with PM340 Power Modules in blocksize format
• 2 test sockets and one reference ground for commissioning support
• 1 interface to the BOP20 Basic Operator Panel