Version 
Modify typical application. 
Change input port 3 and 4 to multiplex input port, that is 
to say, the input port 3 and input port 4 can be used as 
auxiliary input port or analog input port.   
Change  “External  Shutdown”  input  to  “Emergency 
Shutdown” input. 
Some functions are added. 
Modify the description of output raise/drop speed. 
 
This manual is suitable for HGM400 series controller only. 
Clarification of notation used within this publication.     
Highlights  an  essential  element  of  a  procedure  to  ensure 
correctness. 
Indicates a procedure or practice, which, if not strictly observed, 
could result in damage or destruction of equipment.   
Indicates  a procedure or  practice, which  could  result in  injury to 
personnel or loss of life if not followed correctly.