Edwards STP-iX457 Series - 5.4.20 Setoptions; 5.4.20.1 Second Speed Option Setting; Option Function Number and Parameter List

STP-iX457/iXU457 Series Turbomolecular Pump
MT-86E-001-F
Page 125
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:
*1
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
*1 The HEX code of ASCII character ' 0 ' is "30".
Parameter Item Data format Remark
1 Optional function number 16-bits hexad
ecimal coded
ASCII
see Table 33
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 33 - 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.