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5function blocks – Lenze E94A User Manual

Page 269

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Lenze · 9400 function library · Reference manual · DMS 6.7 EN · 08/2014 · TD05

269

5

Function blocks

5.71

L_DevParReadFix - read parameter

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

Step 1: Activate SDO server channel 2
To gain read access via the L_DevParReadFix FB, the remote node ("9400 server") must have a para-

meterised SDO server channel suitable for this purpose. SDO server channels 2 ... 10 can be set via

codes C00372 and C00373 at the 9400 server.

• Subcodes 2 ... 10 stand for SDO server channels 2 ... 10.
• To activate SDO server channel 2, a receive identifier (RX identifier) must be entered in C00372/

2 and a transmit identifier (TX identifier) must be entered in C00373/2 at the 9400 server:

[5-35] Activation of parameter data channel 2 at the 9400 server

Now SDO server channel 2 which has been activated at the 9400 server can be used for communi-

cation via a client.

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