2Introduction & Specifications
15
Series 340 Vacuum Gauge Controller
Instruction Manual - 340005 - Rev. D
2.3 Specifications
2.3.2 Electrometer/Ion Gauge Pressure Range Specifications
An internal overpressure limiter is factory adjusted to trip at a pressure of 1 decade below the upper
limits specified above. Refer to Section 5.4.3 for readjustment instructions.
2.3.1 340 VGC Specifications
Table 2-1 Series 340 VGC Physical Specifications
Parameter
Specification
Width
24.13 cm (9.5 in.) with 1/2-rack mounting brackets
Height
8.89 cm (3.5 in.)
Depth
35.56 cm (14 in.) includes 7.62 cm (3 in.) for connectors and cables
Weight
4.8 kg (10.5 lb.)
Environmental Temperature
0
o
C to 40
o
C
Table 2-2 Series 340 VGC Electrical Specifications
Parameter
Specification
Voltage
90-130 VAC or 200-260 VAC
Frequency
50 to 60 Hz
Power
100 watts max
Fuse Ratings
1.25 A (90-130 V)
.60 A (200-260 V)
Table 2-3 Emission Range for Non UHV Ion Gauges
.01mA to .1mA
.1mA to 1mA
1mA to 10mA
1 x 10
-7
to 1 x 10
-1
Torr
1 x 10
-8
to 1 x 10
-2
Torr
1 x 10
-9
to 1 x 10
-3
Torr
