COUNT ON/OFF Switch

1.1.3.4

RESET Switch (Cont'd)

switch is on. May also be initiated by a remote solid state or mechanical switch closure or by

a pulse.

1.1.3.5

COUNT ON/OFF Switch

A momentary pushbutton switch on the front panel. Active in the PRESET COUNT and

TIME INT. modes only. The first actuation initiates a gate interval and the second actuation

stops the interval.

1.1.3.6

MEM. ON/OFF Switch

A two position toggle switch on the front panel. In the MEM. ON position, the display is

updated only at the end of the gate interval. In the off position, the display continuously

follows the counting process.

1.1.3.7

DISPLAY TIME

A combination pot/switch control on the front panel. Full CCW (past the detent) is the HOLD

position or infinite display time where the last reading is held until an external command

(reset) occurs to start a new interval. Full CCW (not past the detent) is MIN. display time,

less than 200 milliseconds between samples. Full CW of the control is MAX. display time,

greater than 5 seconds between samples.

1.1.3.8

POWER ON/OFF Switch

A two position toggle switch on the front panel which controls all primary power to the

instrument.

1.1.3.9

Input Signal Controls

A concentric, independent pot/switch combination on the front panel for the 10 millivolt

Input A.

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