Micromeritics GEMINI VII KEYPAD Operator's Manual page 107

Manual Mode Keypad Functions (continued)
Functions
System valves
System values
Gemini VII Keypad Operator Manual
239-42801-01 (Rev E) — July 2021
Description
The 0, dot, 1, 2, and 3 keys operate system valves.
Choices are:
V = Vacuum
n
H = Helium
n
N = Nitrogen
n
R = Reservoir
n
P = Port
n
0 = Po valve (not applicable for Gemini 2390a)
n
Po / VACUUM. Opens and closes the Po or vacuum valve. For the
Po value (not applicable for the Gemini 2390a), press Alt + 1. For
the vacuum valve, press 1.
HELIUM. Opens and closes the helium valve.
NITROGEN. Opens and closes the nitrogen valve.
RESERVOIRS. Opens and closes the balance and sample reservoir
valve in unison.
PORTS. Opens and closes the balance and sample port valves in
unison.
When the character displays, the valve is open. When a dash (–)
displays, the valve is closed.
Manual Mode Operations
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