Micro Motion RFT9709 Bedienerhandbuch PDF herunterladen (Seite 167)

Using ProLink

Software with Micro Motion

Transmitters

153

Calibrate Menu

continued

Milliamp output trim

Applications Menu Help Menu

Configure Menu:

Meter Factors

Calibrate Menu Test Menu

Figure 14-14.Milliamp output trim: setting output to 4 mA

2. Choose OK to set the output at the 0 mA or 4 mA level.

3. When the dialog box shown in

Figure 14-14

appears, read the

amount of current indicated by the reference device. The current

level should be approximately 4 mA, regardless of the 0-20 or

4-20 mA span of the output. Enter the measured amount of current

into the Enter Meas Output text box, shown in

Figure 14-15

, then

choose Do Cal.

Figure 14-15.Milliamp output trim: enter measured low output

4. When the Compare Output Trim dialog box appears, choose Yes if

the reference device indicates approximately 4 mA. If the reference

device indicates an output level that is not acceptably close to 4 mA,

choose No, then repeat step 3.

5. When Yes is chosen in step 4, choose OK to set the output at 20 mA.

6. When the dialog box shown in

Figure 14-16

appears, read the

amount of current indicated by the reference device. The current

level should be approximately 20 mA. Enter the measured amount of

current into the Enter Meas Output text box, then choose Do Cal.

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Micro Motion RFT9709 Bedienerhandbuch Seite 167