Ludlum Measurements 16, Техническое руководство

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Model 16 Analyzer Technical Manual
Section 2
Ludlum Measurements, Inc. Page 2-2 July 2011
counterclockwise a quarter of a turn. Install two
˝
D
˝
size batteries in the
compartment.
Note the (+) and (-) marks inside the battery door. Match the battery
polarity to these marks. Close the battery box lid, push down, and turn the
quarter-turn thumb screw clockwise a quarter of a turn.
Note:
Center post of a flashlight battery is positive. The batteries are
placed in the battery compartment in opposite directions.
Connecting a Detector to the Instrument
Caution!
The detector operating voltage (
HV
) is supplied to the detector
via the detector input connector. A mild electric shock may
occur if you make contact with the center pin of the input
connector. Switch the Model 16 range selector switch to the
OFF
position before connecting or disconnecting the cable or
detector.
Connect one end of a detector cable to the detector by firmly pushing the
connectors together while twisting clockwise a quarter of a turn. Repeat the
process in the same manner with the other end of the cable and the
instrument.
Battery Test
The batteries should be checked each time the instrument is turned on.
Move the range switch to the
BAT
position. Ensure that the meter needle
deflects to the battery check portion on the meter scale. If the meter does
not respond, check to see if the batteries have been correctly installed.
Replace the batteries if necessary.
Instrument Test
After checking the batteries, turn the instrument range switch to the ×1000
position. Place the
AUD ON
-
OFF
switch in the
ON
position and the
WIN
IN
/
OUT
switch to the
OUT
position. Expose the detector to a check source.