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MSD Servo Drive User Manual SERCOS II
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5.2 Warning messages
The key warning messages of the drive are displayed in parameter S-0-0012 (state
class 2). The warning messages in square brackets are defined in the SERCOS specifica-
tion but are not supported by the MSD Servo Drive.
Parameter Description
S-0-0012
State class 2 (C2D)
Shut-off warning
Activating or clearing a warning in C2D sets the C2D change bit (bit 12) in
the drive status. By reading C2D over the service channel the C2D change
bit in the drive status is reset to “0”. By way of the C2D form (S-0-0097) the
effect of the shut-off warnings on the change bit in the drive status can be
cancelled.
The bits defined in C2D are additionally defined by the single parameters in
brackets.
Structure of the C2D:
Bit 0: Overload warning (S-0-310)
Bit 1: Amplifier overheating warning (S-0-0311)
Bit 2: Motor overheating warning (S-0-0312)
Bit 3: Cooling fault warning (S-0-0313)
Bit 4: Reserved
Bit 5: Positioning speed > n-limit (S-0-0315)
Bit 6: Reserved
Bit 7: Reserved
Bit 8: Reserved
Bit 9: Undervoltage message DC-link
Bit 10: Reserved
[Bit 11: Excessive speed deviation (S-0-0377)]
Bit 12: Reserved
[Bit 13: Target position outside travel range (see S-0-0323)]
Bit 14: Reserved
[Bit 15: Manufacturer specific warning (S-0-0181)]
Bit = 0 Warning not active
Bit = 1 Warning active
Table 5.2 Structure of parameter S-0-0012 (state class 2)
5.3 Status messages
The key status messages of the drive are displayed in parameter S-0-0013 (state class 3).
The status messages in square brackets are defined in the SERCOS specification but are
not supported by the MSD Servo Drive.
Parameter Description
S-0-0013
Class 3 diagnostic (C3D)
Operating status messages
If a state in the drive changes, the assigned bit in C3D is also changed accord-
ingly and the change bit for C3D (Bit 11) in the drive status is set to “1“. By
reading C3D over the service channel the C3D change bit in the drive status
is reset to “0”. By way of the C3D form (S-0-0098) the effect of the operating
status messages on the change bit in the drive status can be cancelled.
The bits defined in C3D are additionally defined by the parameter numbers in
brackets.
Structure of the C3D:
Bit 0: n-actual = n-setpoint (see S-0-0330)
Bit 1: n-actual = 0 (see S-0-0331)
Bit 2: |n-actual| < |nx| (see S-0-0332)
Bit 3: |T| > | |Tx| (see S-0-0333)
[Bit 4: |T| > | |T-limit| (see S-0-0334)]
Bit 5: |n-setpoint| > |n-limit| (siehe S-0-0335)
Bit 6: (see S-0-0335) Bit 6: Target position reached (see S-0-0336)
[Bit 7: |P | > |Px| ((see S-0-0337)]
[Bit 8: : Actual position value = active target position
|(S-0-0430 – S-0-0951/S-0-0053)| < S-0-0057 (see S-0-0338)]
[Bit 9: |n-feedback| < Minimum spindle speed (see S-0-0339)]
[Bit 10: |n-feedback| >Maximum spindle speed (see S-0-0340)]
[Bit 11: Preliminary position reached (see S-0-0341, S-0-0261)]
[Bit 12: Position setpoint = target position (see S-0-0342)]
[Bit 13: Positioning interrupted (see S-0-0343)]
[Bit 14: reserved]
[Bit 15: Manufacturer specific status message set (see S-0-0182)]
Bit = 0 Status not active
Bit = 1 Status active
Table 5.3 Structure of parameter S-0-0013 (state class 3)