KUKA KR C4 compact robot controller

Enable switch release safety stop 2-

Enable switch full press/fail safe stop 1-

Emergency Stop Press Safety Stop 1 Safety Stop 1

Safety door open - safety stop 1

Safety controller malfunction, safety stop 0, safety stop 0

6.3 Safety Measures

In manual mode, the operator must always hold the enable switch and maintain a safe distance (recommended 50 cm).

After modifying the program, it must be fully tested in T1 mode first.

Do not operate the robot when any safety function is bypassed or removed.

When multiple operators enter a hazardous area, each person must be equipped with an enabling device.

Chapter 7 Maintenance and Service

7.1 Battery replacement and charging

The battery is used to store location data and complete a controlled shutdown after a power outage. Before the first startup, the X305 plug needs to be connected. Long term storage requires regular charging according to temperature.

7.2 Software and Service Interface

X65: EtherCAT interface, used to connect external EtherCAT slaves.

X69: KUKA Service Interface (KSI), used for laptop diagnostics, WorkVisual configuration, and system updates, without the need to connect to the factory network.

7.3 Technical Support

When obtaining support, the following information is required:

Problem description, frequency, and duration

Robot arm model and serial number

Controller model and serial number

System software version

Diagnostic package KRCDiag

Application type and external axis configuration