Azbil MagneW Two-wire PLUS+ MTG15A, User Manual

Page: 257 / 280

7-31
Excitation current adjustment
To adjust the excitation current adjustment, proceed as follow:
1. From online menu,
Select:
1. Device setup

2. Diag/Service

3. Calibration

6. Ex current trim
Fig. 7-67. will then be displayed.
If the control system is not affected by the
forcible change of the current signal, press
F4 (OK). By pressing F3 (ABORT), the
procedure is canceled.
OK EXIT ENTER ESC ABORT DEL SAVE HOME HELP
MAGNEW2W: ** ******
Set another value
58 %
58
Fig. 7-67.
2. Once the display as shown in Fig. 7-68.
appears, move the arrow key up or down
to select an excitation current to adjust,
and then press F4 (ENTER). This time,
select 3.5 mA.
Fig. 7-68.
3. Fig. 7-69. will then appears. Connect the
device to measure excitation current to the
both ends of the excitation check pin and
then press F4 (OK).
OK EXIT ENTER ESC ABORT DEL SAVE HOME HELP
MAGNEW2W: ** ******
Choose output check
pulse
1 Start
2 Exit
Fig. 7-69.
4. Fig. 7-70. will then appear. By pressing F4
(OK), excitation current adjustment starts,
and the converter will adjust the excitation
current to 3.5 mA. If it is fine, press F4
(OK).
OK EXIT ENTER ESC ABORT DEL SAVE HOME HELP
MAGNEW2W: ** ******
NOTE-Loop may be
returned to automatic
Control
Fig. 7-70.