Ex p Control unit
SILAS
pz
Commissioning
Rev. 0
A1-37S2-7D0001_pz_Manual_Exp-Control-Unit_20210923_0_en.docx
Page 73 of 88
Configuration for dust applications
Ensure that the electrical wiring has been connected as
described in the relevant operating instructions and that the
purge gas supply has been connected.
To carry out the configuration, log into the WEB interface at the user level. The
structure of the chapters corresponds to the flow diagram in Chapter 7.1, and
can therefore by worked through chapter by chapter.
Ex p settings
Follow the individual chapters for the correct procedure to the parameters to be
performed.
Setting the “Purge program / Purge mode”
DANGER
DEATH OR SERIOUS BODILY INJURY FROM USE OF AN IMPROPER FLUSH
MODE.
Explosion risk.
Only activate rinsing programs suitable for the application.
Purge programs Ex_pD_3, Ex_M_1 and Ex_M_2 are special purge
modes which must not be used for standard applications.
Within the "Purge parameter / Purge mode" web interface, the purge mode as
well as the sequence control can be adjusted.
The precondition for all purge programs, so that the further
phases are initiated, is that po > p1 is.
Procedure
Connect PC with Ex p control unit, activate programming switch
Logging into the WEB interface with the user level
Call up the Purge parameter / Purge mode menu
Select the applied purge program by clicking the left button
Purge program Ex_pD_1 by clicking the button
Button changes from to
Confirm pop-up window with changed value
Purge mode should be set to "Manuel" for the purge described here.
