42 
  10 Programming Using IO-Link   
 
 
 
<Sample programming 3> 
 
 
 
 
 
 
• Specify Index No. 71 where the 
amount of incident light of each 
optical axis of the safety light 
curtain is stored. 
• Specify Index No. 0 where the 
amount of incident light of each 
optical axis of the safety light 
curtain is stored. 
(2)  Read the amount of incident light 
of each optical axis of the safety 
light curtain specified above by 
executing IO-Link communications 
instructions. 
 
After they are read, error codes are 
stored to SLC_RECEIVER_LEVEL.  
 
Program 2 for the operation check is 
used as it is. 
(1)  Specify the No. of the service data 
where the amount of incident light of 
each optical axis of the safety light 
curtain is stored as follows: