STP-iS2207 Series Turbomolecular Pump 
 
MT-89E-001-C
Page 120 
5
SERIAL COMMUNICATION PROTOCOL 
Example: 
In case of Disturbance X_H detection at September 13, 2007    12: 34 
Parameter
a  b  c  d 
ASCII 
0
D
0
1
0
7
0
9
1
3
1
2
3
4
*3
*3
*3
*3
*3
*3
HEX 
30
44
30
31
30
37
30
39
31
33
31
32
33
34
           
*3  System reservation 
 
Example: 
When 3 errors have been detected in the past; 
  The number of "Error Record":      03
hex
 = 3 errors 
  The maximum number of "Error Record":    14
hex
 = 20 errors 
  Error Record 1:      Error Code    0F
hex
 = 15 = Disturbance Xb 
          Time flag    01
hex 
= Detection time is built-in clock time 
          Error detection time    0709131234
hex
 = Sep. 13, 2007 at 12:34 
  Error Record 2:      Error Code    0D
hex
 = 13 = Disturbance Xh 
          Time flag    01
hex
 = Detection time is built-in clock time 
          Error detection time    0704300659
hex
 = Apr. 30, 2007 at 06:59 
  Error Record 3:      Error Code    12
hex
 = 18 = MOTOR Overheat 
          Time flag    01
hex
 = Detection time is built-in clock time 
          Error detection time    0612011508
hex
 = Dec. 1, 2006 at 15:08 
  Error Record 4 to 20    No error recorded 
Parameter
1  2 
ASCII 
0
3
1
4
HEX 
30
33
31
34
 
Parameter
3a  3b  3c  3d 
ASCII 
0
F
0
0
0
7
0
9
1
3
1
2
3
4
*1
*1
*1
*1
*1
*1
HEX 
30
46
30
30
30
37
30
39
31
33
31
32
33
34
           
 
Parameter
4a  4b  4c  4d 
ASCII 
0
D
0
0
0
7
0
4
3
0
0
6
5
9
*1
*1
*1
*1
*1
*1
HEX 
30
44
30
30
30
37
30
34
33
30
30
36
35
39
           
 
Parameter
5a  5b  5c  5d 
ASCII 
0
F
0
0
0
6
1
2
0
1
1
5
0
8
*1
*1
*1
*1
*1
*1
HEX 
30
46
30
30
30
36
31
32
30
31
31
35
30
38