Technical data
BKI 09 ATEX 0003X 
 htk4014a0600p_01.doc 
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5.2 PROGRAMMING WITH SAP-300 DISPLAY UNIT 
The main parameters of the Microtrek can be also set using the SAP-300 display unit. 
 The default display shows the primary measured value (which the output current is calculated from). 
 Besides the numerical display there is a bargraph on the right showing the value of the current output. 
Programming is hepled by a text-based menu. Navigation in the menu can be done with 
E
/ 
/ 
/   buttons. 
5.2.1 SAP-300 DISPLAY UNIT 
Display 
64x128 Dot-matrix LCD, 
glyphs, units and bargraph 
Ambient temperature  – 20°C…+60°C 
Housing material 
PBT fiberglass, plastic (DuPont
) 
SAP-300 is a plug-in LCD display and programming module. 
Warning!  
The display of the SAP-300 is based on LCD technology, 
do not expose the SAP-300 to continuous direct sunlight 
to avoid display damage. 
If MicroTREK is not equipped with a sunshade and ambient temperature 
exceeds the operating temperature of SAP-300 do not leave the SAP-300 
in the instrument! 










