User Manual    California Instruments 
172  CSW Series 
8.9 WHM Option 
8.9.1 General 
This section describes the WHM option for the CSW Series Power Source. 
8.9.2 Specification 
All specifications are the same as the standard CSW Power Source specifications in addition to 
the following specifications: 
Watt-hour 
0-6.000KW     0.01KWH + 0.1%  <100Hz 
      0.02KWH +0.1%   100-500Hz 
>6.000KW    Times three of the above specification 
8.9.3 Local Operation 
  From the Menu screen 2, select the APPLICATIONS SETUP 2 screen. The screen will appear 
as shown in Figure 8-43.  Use the up and down key to position the cursor to the WH METER 
field.  Press the Enter Key. 
 
Figure 8-43: Application Screen 
 
  The WATT-HOURS METER screen shown in Figure 8-44 has the following fields: 
 
Figure 8-44 Watt-Hour Meter Screen 
 
START:  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 STOP as 
shown in Figure 8-45. 
 
1.  ETIME:  This field will accumulate the time in hours, minutes and seconds. 
2.  WATT HR: This field will accumulate the watt-hour in KWH. 
3.  POWER:  This field will report the instantaneous power in KW. 
4.  PK CURR: This field will report the peak current and will hold the maximum reading. 
 
Figure 8-45: WH-Meter Screen With Function Active