Specifications

14 5975 Series MSD Troubleshooting and Maintenance Manual
1 Introduction
The gauge is required for chemical ionization (CI) operation.
Table 3 5975 series MSD models and features
Model
Feature G3170A
G3175A
G3171A
G3176A
G3172A G3174A
High vacuum pump Diffusion Standard
turbo
Performance
turbo
Performance
turbo
Optimal He column flow mL/min 1 1 1 to 2 1 to 2
Maximum recommended gas flow
mL/min
*
* Total gas flow into the MSD: column flow plus reagent gas flow (if applicable).
1.5 2.0 4.0 4
Maximum gas flow, mL/min
†
† Expect degradation of spectral performance and sensitivity.
2 2.4 6.5 6.5
Max column id 0.25 mm
(30 m)
0.32 mm
(30 m)
0.53 mm
(30 m)
0.53 mm
(30 m)
CI capability No No No Yes
DIP
‡
capability (3rd party)
‡ Direct insertion probe.
Yes Ye s Ye s Yes