Siemens SINUMERIK 840D sl Function Manual page 732

Diagnostics
11.3 Safety messages for SINAMICS S120
F01786 SCC signal source changed
Response NONE
Acknowledg‐ IMMEDIATELY
ment
Explanation The signal source in p10235 or p10250 was changed.
The new signal source is active immediately.
See also: p10235 (SI Safety Control Channel control word S_STW3B), p10250 (SI Safety Control Channel
control word S_STW1B)
Remedy Acknowledge fault
F01787 SBT motor type different
Response OFF2
Acknowledg‐ IMMEDIATELY
ment
Explanation The motor type set for the Safe Brake Test (p10204) does not match the motor type set using the function
module (r0108.12).
Remedy Adapt the motor type set for the Safe Brake Test.
Note:
All of the parameters for the brake test, whose units depend on the particular motor type, must be carefully
checked.
See also: p10204 (SI Motion SBT motor type), p10209
A01796 (F, N) SI Motion CU: Wait for communication
Response NONE
Acknowledg‐ NONE
ment
Explanation The drive waits for communication to be established in order to execute the safe functions.
Note:
In this state, STO is active.
Alarm value (r2124, interpret decimal):
1: Wait for communication to be established with SINUMERIK.
Remedy If the message is not automatically withdrawn after a longer period of time, then depending on the commu‐
nication, the following checks should be made:
For communication with SINUMERIK, the following applies:
● Check and remove any additional messages that are present regarding PROFIBUS communication.
● Check the correct assignment of the axes on the higher-level control to the drives in the drive unit.
● Check that the safety motion monitoring functions for the corresponding axis on the higher-level control
are enabled and if required, set.
See also: p9601, p9801, p10010
Response for NONE (OFF1, OFF2, OFF3)
F
Acknowledg‐ IMMEDIATELY (POWER ON)
ment for F
732
Function Manual, 12/2017, 6FC5397-4BP40-6BA1
Safety Integrated