Pressure Input; Figure 27 External Options - Michell Instruments QMA401 User Manual

QMA401 User's Manual
3.7.2

Pressure Input

Selects the pressure source. Options are:
• Atmos.
• Fixed
• External
If the external option is selected the 'Fixed' selection box is hidden and replaced with
the 'Ext. 4mA' and 'Ext. 20mA' selection boxes as shown below:
Michell Instruments
External Options
Figure 27
OPERATION
31