Table of Contents
Advertisement
Calibration Procedure
Press MENU to return to the operating screen.
e.
4.
Continue as in Step 2, but measuring the millivolt values.
Linear-voltage Tests in Meter Mode
1.
Set the Model 1140A to METER mode.
Press MENU to go the MAIN MENU (the cursor must be absent).
a.
b.
Scroll to INSTRUMENT MODE and press ENTER to go to the INSTRUMENT MODE
MENU.
Scroll to INSTRUMENT MODE and press ENTER.
c.
Select METER and press ENTER.
d.
Press MENU to return to the operating screen.
e.
2.
Set the Datron Model 4708 for dc volts and connect it to the Model 1140A as is
shown in Figure
3.
For each of the non-zero linear-voltage tests on the test report that has a unit of
millivolts:
a.
Program the precision voltage source to the specified voltage.
b.
Record the reading on the Model 1140A display.
c.
Ensure that each is within the tolerance shown.
4.
For the 0 mV test:
a.
Disconnect the low-thermal cable from the Model 1140A.
b.
Connect a shorting bar.
11-3
using low-thermal leads.
Figure 11-3: Setup for Meter Tests
11-4
Advertisement
Table of Contents
