MKS 20340-341-T1, Инструкция по эксплуатации

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2Introduction & Specifications
16
Series 340 Vacuum Gauge Controller
Instruction Manual - 340005 - Rev. D
2.3.3 Convectron
®
Specifications
Table 2-4 Pressure Display Specifications
Parameter Specification
Electronic Accuracy
Typical ± 3% of reading at ambient temperature of 25 ± 5 o C
Display Units Torr unless otherwise requested. Adjustment and internal selector switch provides readout
in mbar or pascal.
Display Resolution Scientific notation, 2 significant digits.
Display Update Time 0.5 sec. typical as shipped. Internal switch selectable to 3 sec. reading averaged.
Table 2-5 Electrometer/Ion Gauge Specifications
Parameter Specification
Sensitivity 3/Torr to 50/Torr (the factory setting is 10/Torr)
Emission Current 10 µA to 10 mA in 3 decade ranges (factory setting is 1 mA)
Collector Potential 0 Vdc
Grid Potential +180 Vdc
Filament Potential +30 Vdc
Degas I 2 R: 8 VAC, 10 A maximum
Analog Output 0-10 Vdc; Logarithmic; 1 V/decade
Table 2-6 Convectron Gauge Specifications
Parameter Specification
Gauge Type Granville-Phillips Series 275
Pressure Range
1 x 10
-4
Torr to 990 Torr, N
2
equivalent
Gas Type N
2
, Air
Maximum Gauge Temperature +150 o C
Gauge Operating Temperature
+4
o
C to +50
o
C