Siemens SIMOVERT MASTERDRIVES Manual page 922

Motion control
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U950.22 = ___(20)
Only allowed for PWE 2 or 20 (inactive).
Fine synchronization
Fine synchronization can cause a smaller
synchronization deviation (r748.9).
Fine synchronization has a greater effect the
higher the DP cycle/T2 ratio.
(with transceiver)
1
2
PROFIBUS CBP2
Synchronizing
Maximum
synchronized
time slot
PROFIBUS
0...10
cycle time
P754 (0)
Sync time counter
P753 (0)
K
Diagnosis
PROFIBUS
synchronization
3
[420.5]
r748.15
Pulse frequency
Synchronizing
PLL
r748.001: Number of error-free synchronizing telegrams
SLB Diagnosis
r748
4
5
V2.4
1
Alarm A003 "not synchronous"
B0043
Drive in synchronism
Time counter
K0260
(Dispatcher only)
.002:
Unassigned
.003:
Unassigned
.004:
Unassigned
.005:
Unassigned
.006:
Unassigned
.007:
Unassigned
.008:
Unassigned
.009:
Synchronism deviation
(65535 Synchronization not active)
permissible deviation between 65515 and 20
.010:
Corrected pulse period in units of 100 ns
.011:
T0 counter (0 with active synchronization)
.012:
Internal
.013:
Internal
.014:
Time counter
.015:
Implemented bus cycle time
.016:
Internal
6
7
Function diagram
fp_mc_122_e.vsd
MASTERDRIVES MC
23.10.02
n959.22 = 4
8
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