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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.