System Manual – MOVIDRIVE® compact Drive Inverters
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Starting up the inverter with INTERBUS (MCH42A)
Startup
The WRITE service to the "Download parameter block" object on the INTERBUS
interface starts a parameterization mechanism that writes sequentially all parameters
listed in the user data area of the object into the DPRAM and, by doing so, sets the
parameters of the inverter. After successful processing of the download parameter
block, i.e. all parameters transferred by the INTERBUS interface module were written,
the write service is ended with a positive write response. In the event of a fault, a nega-
tive write response is returned. Consequently, the return code contains more details
about the type of error and the parameter number (no. 1 to 38) where the error occurred
(see example).
Example: Error writing the 11th parameter Write Error Response:
Error class: 8 Other
Error-Code: 0 Other
Additional code High: 11dec Error writing parameter 11
Additional code Low: 15hex Value too high
Object "Last PCP
index"
This object is 4 bytes long and, when read access is made, it returns the numerical value
of the last index which can be addressed directly using the PCP services. PCP accesses
to indices that are higher than this numerical value must be performed using the
"MOVILINK
®
acyclic parameter channel" object.
NOTE
Observe the following notes when using the download parameter block:
•
Do not execute any factory setting within the download parameter block!
•
After activating a parameter lock, all subsequently written parameters are rejected.
Index:
8297
Object code:
7 (simple variable)
Data type index:
10 (octet string)
Length:
4
Local address:
Password:
Access groups:
Access rights:
Read all
Name[16]:
-
Extension length:
-
0
0
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