Siemens SIMATIC 505 PPX:505–6108A User Manual page 40

! CAUTION
To help avoid potential damage to equipment, use a non-metallic
screwdriver to calibrate the module. Do not use a metallic
screwdriver.
! WARNING
To minimize the risk of personal injury or property damage, do not
touch the printed circuit board during the calibration procedure
while the system is powered up.
Series 505 Analog I/O Modules User Manual
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