E-026-3-E
3
(8) When you select "Other scale" on the window shown in Fig. 3-69, the input of other scale will be
enabled as shown in Fig. 3-73. If you enter an analog value (here, 1V) equivalent to 4mA output in the
4mA entry field, the corresponding value will be automatically entered in the 20mA entry field.
Fig. 3-73
Here, analog output adjustment with 1 to 5V scale is available.
By clicking "OK" button, Fig. 3-70 will be displayed in the same manner. To execute the analog output
adjustment, click "OK" button. Additionally, click "OK" button to start the adjustment. Connect a
measuring instrument (reference voltmeter) across both ends of load resistance R
L
.
(9) The window shown in Fig. 3-74 will be displayed. Select whether 4mA adjustment or 20mA adjust-
ment should be executed.
Here, 4mA adjustment is executed and then 20mA adjustment is executed in order.
Enter the reading of a measuring instrument and click "OK" button.
Fig. 3-74
When the reading is sent, the transmitter automatically adjusts the output to 4mA. Verify that the
indicator of the connected measuring instrument is 1V.
If another adjustment is required, enter the reading of a measuring instrument on this window and
click "OK" button.
(10) To execute 20mA adjustment, click 20mA on the window shown in Fig. 3-74 and execute adjustment
so that the connected measuring instrument indicates 5V as in the same way as 4mA adjustment.
(11) By clicking "Cancel" button, the adjustment of analog output value will be completed. The window
"Adjustment is completed" shown in Fig. 3-72 will be displayed. Click "OK" button.
(12) To stop the adjustment during the process, click "Cancel" button and follow the following message.
It is not necessary to enter
a value in the lower field.
If you enter a value in the
upper field, the value will be
automatically entered in the
lower field.
Click here and select
which adjustment
should be executed.
