Designated use
1
Application
The plug-on display PHX can be used for the Cerabar T with analog
output and a plug connection according to DIN 43 650.
•
PHX 20: for standard applications
•
PHX 21: for use in hazardous areas
The plug-on display is mounted between the plug and the plug base
and is ready for operation immediately. The scaling, the position of
the decimal point and the damping can be set via two keys. The indi-
vidual menu steps are displayed on the LED display field.
2
Safety instructions
❑ The PHX20 and PHX21 modules are plug-on displays for the pres-
sure transmitter Cerabar T. In hazardous areas, only the PHX21
model may be used! Observe ATEX Safety Instructions XA278P!
❑ The manufacturer does not accept any liability for damage arising
from improper use or from use other than that designated. The
display may not be converted or altered in any way.
❑ Installation, electrical installation and commissioning of the dis-
play must be carried out by qualified, authorised specialists under
strict adherence to the instructions in these Operating Instruc-
tions.
en
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