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Edwards STP-iXA3306CV - SetOptions and Speed Settings

Edwards STP-iXA3306CV
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STP-iXA3306 Series Turbomolecular Pump
MT-82E-001-H
Page 134
5
SERIAL COMMUNICATION
PROTOCOL
5.4.20 SetOptions
Function: Changes the setting value of optional function. The parameter n depends on the optional
function.
Transmission frame:
PC->SIM
Stx
0
0
1
Sp
0
Parameter 1 to n
Etx
LRC
SIM->PC
Ack
PC->SIM
Ack
SIM->PC
Stx
0
0
1
#
Etx
LRC
Parameter
Item
Data format
Remark
1
Optional function number
16-bits hexadecimal coded
ASCII
see Table 42
2 to n
Function item
Optional function number
Value
Total parameter n
Remark
Second speed option setting
0014
3
see 5.4.20.1
Second speed selection
0015
2
see 5.4.20.2
Table 42 - Option function number and parameter list
5.4.20.1 Second speed option setting
Settings for second speed can be changed.
CAUTION
There is an endurance limit of setting changes (no more than 24 times per day for about ten years).
If this limit is exceeded, it not only may become impossible to change the setting but can also cause
pump failure. Do not make setting changes in excess of this endurance limit.
Parameter
Item
Data format
Remark
1
Optional function
number
16-bits hexadecimal
coded ASCII
0014 hex
2
Second speed setting
(Unit: Hz)
16-bits hexadecimal
coded ASCII
*1
3
Second speed option
setting
16-bits hexadecimal
coded ASCII
0000 hexDISABLE
00FF hexENABLE

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