Fluke Biomedical ULT800 - Manual (Page 15)

Ultrasound Transducer Leakage Current Tester
Controls and Indicators
5
Table 2. Controls and Indicators
Item Description
READY Glows amber when the self-test procedure
completes (approx. 8 sec.). The ULT800 is
then ready for testing.
PASS Glows green when either the Conductivity
Test or Leakage Test passes.
FAIL Glows red when either the Conductivity Test
or the Leakage Test fails. Pulses red when
the Leakage Test results in less than 20
μ A,
indicating a possible open circuit condition
with invalid test results.
LOW BAT Flashes red to indicate that the battery
requires replacement.
LEAKAGE/CONDUCTIVITY
SWITCH Selects the test to perform.
ON/TEST BUTTON Turns the ULT800 on and initiates the
selected test.
BATTERY COMPARTMENT (not shown): Holds a 9-volt alkaline battery.
The instrument automatically powers off if
you do not perform a test within
12 seconds.