Siemens SIMOTRAS 6SG7050 Operating Instructions Manual page 123

01.04
Node address
of drive (P918)
Basic identifier for parameterizing
PZD Receive (U712)
Example of PZD Receive:
P918 = 1
U712 = 96
Node address
of drive (P918)
Basic identifier for
PZD send (U713)
Example of PZD Send:
P918 = 1
U713 = 196
How received data are utilized by the drive or which data are to be sent by the drive is determined
by connectors (see Section 8, function diagrams Z110 and Z111).
3 different modes of COB transmission can be selected in CB parameter 5 (U715):
U715 = 0
U715 = 1 to 65534 Actual values are transmitted after the set time [ms] or on request
U715 = 65535
Structure of a telegram for PZD data exchange:
The telegram consists of the following data words:
Identifier
ID is the CAN identifier that is defined for the COB in question by parameterization.
PZDx are process data words
SIEMENS AG 6SG7000-0BA76
SIMOTRAS HD Operating Instructions
x4
This settings assigns identifier 100 to the first 4 receive PZDs,
identifier 101 to the second 4 receive PZDs, etc.
x4
This setting assigns identifier 200 to the first 4 send PZDs,
identifier 201 to the second 4 send PZDs, etc.
Actual values are transmitted only on request (Remote Transmission
Requests)
(Remote Transmission Requests)
Actual values are transmitted if the values have changed (event) or on
request (Remote Transmission Requests). This option should only be
used in cases where values seldom change so as to prevent excessive
bus loading.
Process data word 1
ID PZD1
PZD Receive 1 (setpoints 1 to 4)
PZD Receive 2 (setpoints 5 to 8)
+
+1
PZD Receive 3 (setpoints 9 to 12)
+2
PZD Receive 4 (setpoints 13 to 16)
+3
PZD Send 1 (actual values 1 to 4)
PZD Send 2 (actual values 5 to 8)
+
+1
PZD Send 3 (actual values 9 to 12)
+2
PZD-Send 4 (actual values 13 to 16)
+3
Process data word 2 Process data word 3
PZD2
Start-up
Process data word 4
PZD3 PZD4
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