Siemens SINUMERIK 840D sl Function Manual page 74

Safety Functions Integrated in the Drive
4.6 Acceptance test and certificate
"Safe brake control" (SBC) function
This test comprises the following steps:
Table 4-10 "Safe brake control" (SBC) function
No.
1. Initial state
S
Drive in the "Ready" state (p0010 = 0)
S
SH function enabled (p9601.0 = 1, p9801.0 = 1)
S
SBC function enabled (p9602 = 1, p9802 = 1)
S
Vertical axis:
Brake as in sequential control (p1215 = 1)
S
No vertical axis:
Brake always open (p1215 = 2)
S
Vertical axis:
Mechanical brake is closed
S
No vertical axis:
Mechanical brake is open
S
No safety faults and alarms (r0945, r2122)
S
r9772.0 = r9772.1 = 0 (SH deselected and inactive – CU)
S
r9872.0 = r9872.1 = 0 (SH deselected and inactive – MM)
S
r9773.0 = r9773.1 = 0 (SH deselected and inactive – drive)
S
r9772.4 = r9872.4 = 0 (SBC not requested – CU and MM)
2. Run drive (the closed brake is opened)
3. Ensure that the correct drive is running
4. Select SH when you issue the run command.
5. Check the following:
S
Drive is braked and stopped by the mechanical brake.
S
No safety faults and alarms (r0945, r2122)
S
r9772.0 = r9772.1 = 1 (SH selected and active – CU)
S
r9872.0 = r9872.1 = 1 (SH selected and active – MM)
S
r9773.0 = r9773.1 = 1 (SH selected and active – drive)
S
r9772.4 = r9872.4 = 1 (SBC requested – CU and MM)
6. Deselect SH
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SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 03.2006 Edition
Description Status
© Siemens AG, 2006. All rights reserved
03.06