Edwards STP-iXA4507 Series - Readsetpoint; Readmotortemp

STP-iXA4507 series Turbomolecular Pump
MT-91E-001-0
Page 92
SERIAL COMMUNICATION PROTOCOL
PAG
E
92
5
5.4.8 ReadSetPoint
Function: Reading the setting values of the speed set point and the TMS temperature; the "Speed
Set Point" data is the same data as that of "ReadSpeedSetPoint".
Transmission frame:
PC->SIM
Stx
0
0
1
?
d
Etx
LRC
SIM->PC
Ack
PC->SIM
Ack
SIM->PC
Stx
0
0
1
Sp
d
Parameter 1 to 2
Etx
LRC
Parameter
Item
Data format
Remarks
1
Speed Set Point
(Unit: Hz)
16-bits hexadecimal
coded ASCII
2
*1
TMS temperature setting
(Unit: ºC)
16-bits hexadecimal
coded ASCII
*1 Valid only with TMS specification
Example:
Speed Set Point: 0190
hex
= 400 Hz = 24,000 rpm
TMS temperature setting: 0046
hex
= 70 ºC (158°F)
Parameter
1
2
ASCII
0
1
9
0
0
0
4
6
HEX
30
31
39
30
30
30
34
36
5.4.9 ReadMotorTemp
Function: Reading the measured motor temperature
Transmission frame:
PC->SIM
Stx
0
0
1
?
e
Etx
LRC
SIM->PC
Ack
PC->SIM
Ack
SIM->PC
Stx
0
0
1
Sp
e
Parameter 1
Etx
LRC