GE DigitalFlow DF968, Руководство по обслуживанию

Страница: 16 / 78

March 2008
1-8 Calibration
aLOW Option = [F1]
1. Enter the low reference value and press the
[ENT]
key.
2. Press
[F1]
to store the current low reference value or press
[F2]
to
cancel the entry. In either case, the
ANALOG INPUT
prompt will
reappear.
3. Press
[F2]
to proceed to the next section.
aHIGH Option = [F2]
1. Enter the high reference value and press the
[ENT]
key.
2. Press
[F1]
to store the current high reference value or press
[F2]
to
cancel the entry. In either case, the
ANALOG INPUT
prompt will
reappear.
3. Proceed to Procedure Options below.
4 mA Option = [F3]
1. Connect the 4 mA current source to the currently selected analog
input, as shown in Figure 1-3 on page 1-6.
2. Press
[F1]
to store the current 4 mA value or press
[F2]
to cancel the
entry. In either case, the
ANALOG INPUT
prompt reappears.
3. Press
[F4]
to proceed to the next section.
20 mA Option = [F4]
1. Connect the 20 mA current source to the currently selected analog
input, as shown in Figure 1-3 on page 1-6.
2. Press
[F1]
to store the current 20 mA value or press
[F2]
to cancel
the entry. In either case, the
ANALOG INPUT
prompt reappears.
3. Proceed to Procedure Options below.
Procedure Options
You have completed calibration of the analog input. Do one of the
following:
•
To calibrate another input, return to Step 3 in Accessing the
Calibration Menu on the previous page.
•
To calibrate/test additional slots, press
[F4] (EXIT)
and proceed to
the appropriate section.
•
To leave the Calibration Menu, press
[F4] (EXIT)
twice.