Teledyne Car Video System 460L Benutzerhandbuch
TELEDYNE INSTRUMENTS
Calibration
460L Instruction Manual
44
05228 Rev B
PRINTED DOCUMENTS ARE UNCONTROLLED
DCN 5164
5.
The monitor will automatically generate the nominal signal level by producing a 25%
increment output level on the current loop.
EXAMPLE
EXAMPLE
OUTPUT LEVEL
NOMINAL SIGNAL
LEVEL
0% 4mA
25% 8mA
50% 12mA
75% 16mA
50% 12mA
75% 16mA
100% 20mA
6.
The display will then show “A100” (four times). Adjust the “Span” potentiometer (See
Figure 8.2) as necessary.
Span
Pot
.
Zero
Pot
.
Figure 8-2 Location Current Output Adjustment Potentiometers
7.
Note that the zero and span adjustments are not completely independent and adjusting
one point may slightly affect on the other. Therefore steps 4-6 may need to be repeated
several times in order to properly adjusted both points.
several times in order to properly adjusted both points.
8.
When the adjustment process is complete, the monitor will automatically restart in
standard measurement after 5 cycles.
USER NOTES: