Rigol M300 Manual do Utilizador descarregar pdf (Página 23)

RIGOL

User’s Guide for DM3000 Series

1-13

To Measure AC Current

The following shows the system connections and selection of measurement functions.

The practice provides as guide to be familiar with the AC Current measurement

technique. (The AC functions only support 5½ digits measurement.)

Figure 1- 15 AC Current Measurement Data Interface

Table1- 4 AC Current Measurement Characteristics

Five Ranges

20mA, 200mA, 1A, 10A

Max Resolution

100nA

Input Protection

10A, 250V Current Input Fuse on rear

panel

Configurable

Parameters

Range, AC Filter, Null value

Steps:

1. Connect test leads as shown in Figure 1- 16; red test lead to the I Terminal,

black test lead to LO Terminal.

2. Press to select the AC Current measurement function.

3. Choose the appropriate measurement range.

4. Setup the AC Filter.

Press  Filter, to setup the AC Filter Bandwidth (Default value: “Mid”

(Middle)).

5. Set the Null setting value.

Null computing will be an option operation, could be setup in accordance with

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