ABB 4623, Руководство пользователя

Страница: 25 / 32

23
Factory Settings Access Code
Enter the required code number, between 00000 and 19999, to gain access to the
factory settings. If an incorrect value is entered, access to subsequent parameters is
prevented and the display reverts to the top of the
Factory Settings Page
.
Electrical Calibration
Select
Yes
to access the electrical calibration sequence. Select
No
to advance to
Adjust Retransmission Zero
.
Caution. Do not select
Yes
unless instrument calibration is required.
Advance to next parameter.
Calibrate Cell Zero 1
Open circuit the cell simulator and allow the instrument display to stabilize.
Advance to next parameter.
Calibrate Cell Span 1
Set the cell simulator to 10K
Ω
and allow the instrument display to stabilize.
Advance to next parameter.
Calibrate Cell Zero 2
Open circuit the cell simulator and allow the instrument display to stabilize.
Advance to next parameter.
Calibrate Cell Span 2
Set the cell simulator to 1k
Ω
and allow the instrument display to stabilize.
Advance to next parameter.
Continued on next page.
8.3 Factory Settings Page
When carrying out the electrical calibration procedure, the actual values denoted by
xxxxx
are unimportant and are used
only to determine display reading stability.
8 CALIBRATION…
Res Zero 2 (O/C)
x x x x x
Res Span 2 (1K0)
x x x x x
Res Zero 1 (O/C)
x x x x x
Res Span 1 (10K)
x x x x x
ELECTRICAL CAL
– – – – –
Calibrate Yes
– – – – –
No
No
Advance to
Adjust RTX Zero
FACTORY SETTINGS
– – – – –
FACTORY SET CODE
0 0 0 0 0
Yes