Here’s a concise breakdown of the KL9400 Power Supply Unit Terminal from Beckhoff:

• Function: Used to refresh the K-bus, ensuring stable data exchange between the Bus Coupler and Bus Terminal.

• Input Voltage: 24 V DC (-15%/+20%).

• Output Voltage: 5 V DC.

• Output Current: Provides an extra 2 A for K-bus supply.

• Power Contacts: Max. 24 V DC / Max. 10 A.

• Short-Circuit Proof: Yes.

• Weight: Approx. 65 g.

• Operating Temperature: -25°C to +60°C.

• Storage Temperature: -40°C to +85°C.

• Relative Humidity: 95%, no condensation.

• Vibration/Shock Resistance: Conforms to EN 60068-2-6 / EN 60068-2-27.

• EMC Immunity/Emission: Conforms to EN 61000-6-2 / EN 61000-6-4.

• Protection Rating: IP20.

• Installation Position: Variable.

• Pluggable Wiring: Compatible with all KSxxxx Bus Terminals.

• Approvals & Markings: CE, CCC, UL, ATEX, IECEx, DNV GL.

• ATEX & IECEx Marking: Ex ec IIC T4 Gc