User`s manual
RS-400-SF User’s Manual 
90 
14. If any of the following situations arises, get the equipment checked by 
service personnel. 
a. The power cord or plug is damaged. 
b. Liquid has penetrated into the equipment. 
c. The equipment has been exposed to moisture. 
d. The equipment does not work well, or you cannot get it to work well 
according to the installation reference guide. 
e. The equipment has been dropped and damaged. 
f. The equipment has obvious signs of breakage. 
15. DO NOT LEAVE THIS EQUIPMENT IN AN UNCONTROLLED 
ENVIRONMENT WHERE THE STORAGE TEMPERATURE IS 
BELOW –20 ℃ (-4 ℉ ) OR ABOVE 60 ℃  (140 ℉ ). THE MAY 
DAMAGE THE EQUIPMENT. 
The sound pressure level at the operator’s position according to IEC 704-1; 
1982 is equal to or less than 70dB(A). 
DISCLAIMER: This set of instructions is given according to IEC 704-1. 
Advantech disclaims all responsibility for the accuracy of any statements 
contained herein. 










