Chapter 3
22
Convectron
®
ATM Vacuum Gauge Module Instruction Manual
Table 3-5
Voltages (VDC) for commonly used gases, 0.1 mTorr to 1000 Torr
CH
4
.375
.3766
.3780
.3825
.3896
.403
.438
.492
.584
.796
1.053
1.392
2.014
2.632
3.313
–
4.699
5/172
5.583
5.720
5.860
–
6.103
–
6.342
–
–
6.519
–
6.642
Ne
.375
.3
757
.3
763
.3
782
.381
.388
.405
.433
.484
.608
.768
1.
002
1.
469
1.
976
2.
631
3.
715
4.
605
5.
406
6.
159
6.
483
6.
661
6.
726
6.
767
6.
803
6.
843
6.
890
6.
920
6.
942
7.
000
7.
056
D
2
.375
.376
.377
.381
.386
.396
.425
.470
.549
.727
.944
1.265
1.914
2.603
3.508
5.059
6.361
–
–
–
–
–
–
–
–
–
–
–
–
–
Fr
eon
22
.375
.376
.378
.381
.388
.400
.432
.480
.566
.764
.990
1.291
1.805
2.247
2.666
3.090
3.330
3.414
3.509
3.660
3.883
4.005
4.088
4.151
4.203
4.247
4.271
4.286
4.321
4.354
Fr
eon
12
.3
75
.3
76
.3
78
.3
82
.3
88
.4
01
.4
37
.4
88
.5
81
.7
78
1.0
0
9
1.3
1
5
1.8
2
6
2.2
5
7
2.6
4
7
3.0
2
9
3.2
0
4
3.3
0
8
3.4
3
0
3.6
1
8
3.8
2
7
3.9
3
8
4.0
1
6
4.0
7
6
4.1
2
4
4.1
6
6
4.1
9
0
4.2
0
3
4.2
3
7
4.2
7
0
KR
.375
.3755
.3768
.3772
.379
.384
.395
.415
.451
.544
.668
.847
1.194
1.536
1.921
2.429
2.734
2.966
3.075
3.134
3.269
3.384
3.466
3.526
3.573
3.613
3.632
3.645
3.674
–
CO
2
.375
.376
.377
.381
.385
.395
.412
.462
.536
.705
.900
1.179
1.668
2.172
2.695
3.316
3.670
3.903
4.071
4.154
4.336
4.502
4.621
4.708
4.775
4.830
4.860
4.877
4.919
4.955
O
2
.37
5
.37
6
.37
7
.38
0
.38
4
.39
2
.41
7
.45
3
.52
1
.67
9
.86
8
1.14
1
1.66
4
2.19
5
2.81
4
3.67
2
4.22
5
4.62
0
4.91
6
5.02
6
5.10
6
5.20
0
5.31
5
5.42
2
5.51
5
5.59
2
5.63
3
5.65
8
5.71
3
5.76
2
Helium
.375
.3755
.3765
.379
.382
.389
.409
.441
.497
.637
.814
1.068
1.589
2.164
2.939
4.387
5.774
7.314
–
–
–
–
–
–
–
–
–
–
–
–
Argon
.375
.3757
.376
.378
.381
.387
.403
.429
.477
.595
.745
.962
1
.386
1
.818
2
.333
3
.028
3
.480
3
.801
4
.037
4
.122
4
.192
4
.283
4
.386
4
.477
4
.550
4
.611
4
.643
4
.663
4
.706
4
.745
N
2
(
air)
.375
.376
.377
.379
.384
.392
.417
.455
.523
.682
.876
1.155
1.683
2.217
2.842
3.675
4.206
4.577
4.846
4.945
5.019
5.111
5.224
5.329
5.419
5.495
5.534
5.558
5.614
5.659
Tr
u
e press
u
re
in Torr/
mT
or
r
0
.1 mTorr
.2 mTorr
.5 mTorr
1 mTorr
2 mTorr
5 mTorr
10 mTorr
20 mTorr
50 mTorr
100 mTorr
200 mTorr
500 mTorr
1 Torr
2 Torr
5 Torr
10 Torr
20 Torr
50 Torr
100 Torr
200 Torr
300 Torr
400 Torr
500 Torr
600 Torr
700 Torr
760 Torr
800 Torr
900 Torr
1000 Torr
Summary of Contents for GRANVILLE-PHILLIPS Convectron ATM
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