User manual
  26
2
nd
 byte  Address (0~0XFE)   
3
rd
 byte 
Command( 31H)  
4
th
 to 8
th
 byte  Product model(ASIC code) 
9
th
 byte  Lower byte of the software version 
10
th
 byte  Higher byte of the software version 
11
th
 to 20
th
 byte  Serial number(ASCII code) 
21
st
 to 25
th
 byte  System reserve 
26
th
 byte  Check sum   
18. Restore the factory default calibration data (32H) 
1
st
 byte  Start bit (AAH) 
2
nd
 byte  Address(0~0XFE)   
3
rd
 byte  Command(32H) 
4
th
 to 25
th
 byte  System reserve 
26
th
 byte  Check sum   
19. Enable the local key (37H) 
1
st
 byte  Start bit ( AAH) 
2
nd
 byte  Address (0-0XFE)   
3
rd
 byte  Command (37H) 
4
th
 byte  Enable/disable local key (0 is disable, 1is enable) 
5
th
 to 25
th
 byte  System reserve 
26
th
 byte  Check sum code 
20. The return information of command operation in power supply (12H) 
1
st
 byte  Start bit (AAH) 
2
nd
 byte  Address (0~0XFE) 
3
rd
 byte  Command(12H) 
4
th
 byte  Command checkout result 
5
th
 to 25
th
 byte  System reserve 
Note: For example, the serial number is 000045, the product model is IT 6811, and software 
version is V2.03, then the returned data is as follows: 
AA  00  31  36  38  31  31  00  03  02  ZZ  ZZ  ZZ  ZZ  ZZ  ZZ  ZZ  ZZ  ZZ  ZZ  XX  XX  XX  XX  XX  57 
Note:
 The local keys on the front panel are not allowed to use when the power 
supply is in remote mode. If the local key was enabled, user can press the 
numeric key 7 to change the remote mode to front panel operation mode 
and all local keys will work.










