Operating instructions

Functions
5.12 Safety functions
CU240S and CU240E Control Units, FW 3.2
Operating Instructions, 03/2009, A5E02440075B AA
207
Safety function SLS (Safely Limited Speed)
The SLS safety function can be operated in three different modes. Depending on the mode,
the inverter behavior differs when the SLS safety function is activated.
Table 5- 92 Safety-related parameters for SLS
Parameters Description
P9603 = …
P9803 = …
Selecting the signal source of the safety functions
P9680 = …
P9880 = …
Ramp deceleration
You will find a calculation formula for the ramp deceleration in the Function Manual
P9681 = …
P9881 = …
Ramp-down time of the braking ramp
P9690 = …
P9890 = …
Fixed setpoint for SLS
P9691 = …
P9891 = …
Tolerance to monitor the velocity
P9692 = …
P9892 = …
Mode of the SLS safety function
P9761 = … Password for the safety functions
P9799 = …
P9899 = …
r9798 = …
r9898 = …
Checksum of the safety-related parameters
Safety function SBC (Safe Brake Control)
The SBC safety function is only possible in conjunction with the Safe Brake Relay.
Table 5- 93 Safety-related parameters for SBC
Parameters Description
P9602 = …
P9802 = …
Enabling the SBC safety function
P9761 = … Password for the safety functions
P9799 = …
P9899 = …
r9798 = …
r9898 = …
Checksum of the safety-related parameters