During The Measurement - AEMC 6550 User Manual

■ In the V-RAMP mode: the programming of the ramp (Set Ramp Function)
Use the ▲▼ arrow buttons to go to Set Ramp Function; the instrument displays the voltage ramp values
programming screen. This programming can also be done in SET-UP (see § 3.4).
■ In the V-STEP mode: the programming of the step (Set Step Function)
Use the ▲▼ arrow buttons to go to Set Step Function; the instrument displays the voltage step values
programming screen. This programming can also be done in SET-UP (see § 3.4).

2.4.3.2 During the Measurement

During the measurement (for V-VAR and V-FIXED), the CONFIG button is used to choose the current range:
automatic (default) or fixed. For more details, refer to the previous section.
■ Once the measurement has started, press the CONFIG button. The following screen appears:
■ Use the ◄ ►▲▼ arrow buttons to modify the measurement current range. Changes are applied and
saved immediately after entry.
■ Confirm and exit by pressing the CONFIG button again.
■ If the range is fixed, the RANGE symbol is displayed.
■ The choice remains active until the rotary switch is moved to another position.
During the measurement, it is also possible to turn the analog filter ON/OFF (Disturbance Level). For more
details, refer to the previous section.
In the case of a variable test voltage, the voltage set is also displayed and can be modified during the
measurement.
Megohmmeter Models 6550/6555
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CONFIG
RANGE
502 MΩ
2305 V
Elapsed Time 00:00:12
I-Range
Disturbance Level
Adjustable Voltage
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502 MΩ
502 V
Set 500V
Elapsed Time 00:00:12
CONFIG
I-Range
Disturbance Level
BURN
Set 2300V
4.61 µA
CONFIG
Fix 2
Low
2300 V
.ca
BURN
978 nA
Auto(2)
Low
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