DC Adjustment Procedure (cont’d)

Test Procedure (cont’d)

5.Trigger the DMM and note the reading.

6.Send the reading to the AFG: CAL:DC:POINT? <reading>

where <reading> is the DMM reading from step 5. The AFG will return, in order, the number of the current cal point and an error code. Any non-zero error code indicates a failure.

Table 3-1. DMM Range Setting for Cal Points 41 and 43

Absolute Value

 

of DC Offset

DMM Range

 

 

Less than 10 mV

100 Ω

 

 

Between 10 mV and 100 mV

1000 Ω

Greater than 100 mV

Offset too high - abort cal

Table 3-2. DC Calibration Points

Cal

DMM Settings

Point

(changes only)

 

 

1

DCV, 10 V range, 10 NPLC

29

1 V range, 20 NPLC

31

10 V*

33

100 mV range

41

4-wire ohms, offset comp on*

43

4-wire ohms, offset comp on*

 

 

*See Step 4 of the "DC Adjustment Procedure" for special instructions.

Agilent E1445A Service Manual

Adjustments 89

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Agilent Technologies E1445A, 75000 Series C service manual DMM Range Setting for Cal Points 41 Absolute Value DC Offset
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75000 Series C, E1445A specifications

The Agilent Technologies E1445A is part of the renowned 75000 Series C modular test and measurement instruments, specifically designed to provide high-performance capabilities for advanced electronic testing applications. This versatile and compact device is essential for engineers and technicians who require reliable and accurate measurement solutions in research and development, manufacturing, and quality assurance environments.

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