Setup Review Screen 4; Setup Review Screen 5; Setup Review Screen 6 - MKS HPS 937A Series Owner's Operation And Maintenance Manual

The auto-zero indicator A U T appears on the top display line. The auto-zero
status of each head appears on its channel's display line.
O N
O F F

Setup Review Screen 4

This screen shows the channel and type of control/combination sensor selected for a
cold cathode sensor in Slots CC or A . CONTROL will be displayed. The first two lines,
CC and A1, indicate the channels selected, B 1 or B 2, for the two control sensors. The
B1 and B2 lines indicate the sensor type in the selected control channels.
P I R
C O N
T C
C A P
If no cold cathode sensor is installed in Slots CC and A , or if the selected
control sensor is missing or is unsuitable as a control sensor, N O
C H (no control channel) is displayed.

Setup Review Screen 5

Selected time delay for a cold cathode sensor is shown on this screen. The
cold cathode sensor delay indicator appears on the top two display lines. One
of the following appears on the next two display lines.
3 S E C
3 0 S E C
When a cold cathode sensor high voltage is switched on, this delay allows
the discharge to start before set points are activated and processed outputs
are updated.

Setup Review Screen 6

This screen shows the UCAL Enable switch status and is not affected if
calibration by the user is disabled by the optional communications interface.
Either of the following appears vertically on the display.
U C A L E N A B
U C A L D I S A B
42
Auto-zero enabled
Auto-zero disabled
Pirani Sensor
Convection Pirani Sensor
Thermocouple Sensor
Capacitance Manometer,
1, 10, or 100 Torr head
3-sec delay selected
30-sec delay selected
User calibration enabled
User calibration disabled
937A Multi-Sensor System
C T L
Screen 5
Screen 6