Agilent Technologies TwisTorr 74 FS AG - Page 183

Technical Information
Description
17
N. Read/ Write Data
Type
Description Permitted Values
147 R/W N Vent open time
See “vent connector” paragraph
0 = infinite
1 bit = 0.2 sec
1 to 65535
155 R N Power limit applied
Read the maximum permitted power
watt
157 R/W N Gas load type
Select the gas load to the pump
Ø = N
2
1 = Ar
161 R/W N Pressure Reading Connection Factor
See “GAUGE CONNECTOR” for more details
0 to 10
0 = 0
10 = 1 = N
2
162 R/W A R1 Set Point Pressure Valve
Valid if Win. 101 = 4
Format X.X E. XX
Where X = 0 to 9 s = + or -
163
R/W
N
Pressure unit of measure
0 = mBar
1 = Pa
2 = Torr
167 R/W A Stop speed reading
Activates / deactivates the pump speed
reading after Stop command
0 = disable
1 = enable
(default = 0)
200 R N Pumpcurrent in mA dc
201 R N Pump voltage in Vdc
202 R N Pump power in W (pump current x pump
voltage)
203 R N Driving frequency in Hz
TwisTorr 74 FS AG On-board Controller User Manual / 87-901-054-01 183/192