AEM 3945-B Manual

A SERVICE OF

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Power Quality Analyzer Model 3945-B

31

buttons to select the desired measurement range of 200, 100 or 5

Amps. If the 5 Amp range is selected, a choice for programming the ratio

is offered.

- To change the ratio, press the

button to highlight the secondary value.

Pressing either of the

buttons will toggle this value to either 1 or 5.

- After making this selection, press the

button to adjust the primary

value. Each press of the

buttons will move the highlight one digit

to the left or right, accordingly. Use the

buttons to change each digit

position as desired. The primary range can be set between 1 and 2999.

• Press the

buttontoapplythecurrentsensorselection.TheConguration

menu will once again be displayed on the screen.

NOTE: In addition to the 4 current probe choices, there is an adapter selection.

This selection allows the operator to use current probes that have a current

output with PowerPad

®

. The ratio for these probes can be programmed with this

selection. The primary current can be programmed from 5 to 2999 Amps. The

secondary current can be set to 1 or 5 Amps. Adjustment for the ratio is per-

formed in the same way as described on the previous page for the MN probe.

4.1.7 Baud Rate

• Highlight BAUD RATE with the

buttons, then press the button.

• Choosefrom the baudrate values:2400, 4800, 7200,9600, 19200, 38400,

57600 or 115200 with the

buttons.

• Press the

buttontoapplythecurrentsensorselection.TheConguration

menu will once again be displayed on the screen.

NOTE: For transfer of data between the PowerPad

®

and PC, the communication

speeds must be identical on both sides.