Battery charging – ETS-Lindgren HI-4416 Numeric EMF Readout Unit User Manual
Page 23
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Operation
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Next
—Accesses the next value stored in data log memory.
The operation of this key is similar to that of the Prev key except that successive
operations of the Next key increment the displayed value toward the end of data
log memory. In addition, if the key is operated while viewing the highest stored
value, the readout "wraps around" to identification number 001.
If an under range value is logged and displayed, the measured value
along with the under range indicator arrow will appear. If an over
range value is logged and displayed, 'OL' and the over range indicator
arrow will appear.
X Axis
—Commands the probe to enable/disable X axis measurements.
Y Axis
—Commands the probe to enable/disable Y axis measurements.
Z Axos
—Commands the probe to enable/disable Z axis measurements.
In some applications, it is advantageous to make field measurements
along only one or two axes. These three keypads allow you to enable
or disable each axis independently. The status of each axis is denoted
by the "XYZ" axis identifier characters in the lower left corner of the
LCD. If the axis identifier is visible, field measurement in that axis is
enabled; if not visible, the axis is disabled.
Battery Charging
The HI-4416 System Readout contains a rechargeable nickel-cadmium (NiCd)
battery. ETS-Lindgren, charges the internal NiCd battery of the HI-4416 at the
factory in order to test the HI-4416 System Readout prior to shipment. While
every effort is made to make sure that your readout arrives ready to use, we
cannot guarantee that this will be the case. Always check the condition of the
readout's battery prior to making any measurements.
A fully charged battery (nominal output voltage of 3.6 VDC) provides up to 80
hours of operation. When the batteries have discharged to 3.3 VDC, the readout
is still operational, but its battery needs charging. When the voltage drops below
3.18 VDC, the display will be blank.