Examples for operation of PZD process data area
Example 1
The master communicates with the slave via PPO4, see fig. 14-2 "PPO telegram
type" on page 278.
If we need to start frequency converter for forward rotation at 50.00 Hz
(0×1388). When the parameters in group H1 are kept as defaults, complete PPO
request and response messages are shown in table below.
PZD1 PZD2 PZD3 PZD4 PZD5 PZD6
PPO request message
CW REF
0x0000 0x0000 0x0000 0x0000
0x0081 0x1388
PPO response message
SW ACT
0x0000 0x0000 0x0000 0x0000
0xxx02 0x1388
Tab. 14-37: Example 1 for PZD process data area_request and response messages of PPO
The higher byte of the status word is the latest error code (0x00
means no error).
Example 2
When the frequency converter forward runs at 50 Hz, to stop the frequency con-
verter as parameter settings, please refer to example 1.
PZD1 PZD2 PZD3 PZD4 PZD5 PZD6
PPO request message
CW REF
0x0000 0x0000 0x0000 0x0000
0x0088 0x1388
PPO response message
SW ACT
0x0000 0x0000 0x0000 0x0000
0xxx00 0x0000
Tab. 14-38: Example 2 for PZD process data area_request and response messages of PPO
Bosch Rexroth AG
Communication
EFC x610 Series
282/389
DOK-RCON03-EFC-X610***-IT05-EN-P
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