Specifications

ADRLGESTX PCD1 PCD2BCC
130BA269.10
Illustration 7.7 Example Process Block
Parameter block
The parameter block is used to transfer parameters between master and slave. The data block is made up of 12 bytes (6
words) and also contains the process block.
PKEINDADRLGESTX PCD1 PCD2BCC
130BA271.10
PWE
high
PWE
low
Illustration 7.8 Example Parameter Block
Text block
The text block is used to read or write texts via the data block.
PKEIND
130BA270.10
ADRLGESTX PCD1 PCD2BCCCh1 Ch2Chn
Illustration 7.9 Example Text Block
7.4.7 The PKE Field
The PKE field contains two sub-fields: Parameter command and response AK, and Parameter number PNU.
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
130BA268.10
PKEIND
PWE
high
PWE
low
AK PNU
Parameter
commands and replies
Parameter number
Illustration 7.10 PKE Sub-fields
Bits no. 12-15 transfer parameter commands from master to slave and return processed slave responses to the master.
Installation and Set-up VLT® HVAC Drive FC 102 Design Guide
166 MG16C102 - Rev. 2013-08-20
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