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Option, Whm: watt hour measurement – AMETEK MX15 Series User Manual

Page 170

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User Manual

– Rev M

California Instruments

MX15

170

9.7 Option

–WHM: Watt Hour Measurement

9.7.1

General

This section describes the WHM option available for the MX Series Power Source.

9.7.2

Specification

All specifications are the same as the standard MX Power Source specifications in addition to the
following specifications:

Watt-hour

0-6.000KW

0.2%FS +0.1%R

<100 Hz

0.5%FS +0.1%R

100-819 Hz

>6.000KW

Times three of the above specification

9.7.3

Local Operation

From the APPLICATIONS menu screen, use the up and down key to position the cursor to the
WHM field. Press the Enter Key.

The WATT-HOURS METER screen shown in Figure 9-20 has the following fields:

Figure 9-20: Watt-Hour Meter Screen

1. WHM STATE: This field will activate the watt-hour measurements. Moving the shuttle clockwise

when the field is highlighted will activate the watt-hour function and the field will change to ON as
shown in Figure 9-20.

2. ETIME: This field will accumulate the time in hours, minutes and seconds.

3. WATT HR: This field will accumulate the watt-hour in KWH.

Figure 9-21: WH-Meter Screen with Function Active

Note

: Changing from ON to OFF will stop the measurement and will maintain the last data

record for the watt-hour meter. To restart the measurements, the field is toggled to the ON
position from the OFF position and the previous data will be reset to zeros.