AEMC 6470-b User Manual page 15

MANUAL
AUTO
ALARM
REMOTE
MEM
MR
NOISE
DISTANCE
CONFIG
SMOOTH
SWEEP
FREQUENCY
OBJ:TEST
Ground Resistance Tester Model 6470-B
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Indicates that the measurement is running in State 2 or instrument is
working
Indicates MANUAL mode - the user has to stop the measurement, other-
wise the measurement keeps on running
Indicates AUTO mode - measurement stops immediately after all results
are available. In AUTO mode, the measurement frequency is automatically
adjusted to the best available disturbance voltage rejection.
Symbol not used in Model 6470-B
Indicates the 2-Wire DC resistance; calculates the offset of the cable
resistance into the result (5Ω max for offset value)
Symbol not used in Model 6470-B
Symbol not used in Model 6470-B
Symbol not used in Model 6470-B
Symbolizes the soil resistivity value (Rho): W or S indicates respectively
that Wenner or Schlumberger method is used for the measurement
(changed by the Hz
/OPTIONS
Indicates the alarm is activated. An audible alarm will sound if the value
measured is above the limit defined in the SET-UP mode.
Indicates the instrument is controlled remotely by the RS-232/USB inter-
face. In this mode, all of the buttons and the rotary switch are inactive,
except switching to the OFF position.
Indicates that there is recorded data in memory
Memory recall - displayed as long as this state is active
If blinking, indicates the measurement had a disturbance at the moment
the measurement was started.
If blinking, indicates the value is ready to be overwritten with a new value
or that a new value will be entered instead of "- - -". If more than one
value has to be entered, the CHANGE
Indicates that the blinking value of AUTO/MANUAL mode, frequency, volt-
age or DC current direction can be changed.
Optional with a push on the 2nd button - sets a digital filter active
Symbol not used in Model 6470-B
Indicates the test frequency
Memory address
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button)
button moves to the next one.
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