Atten ATM3500A, User Manual

Page: 26 / 203


ACI: Selects AC current measurement.

Ω4: Selects 4-wire resistance measurement.

PERIOD: Selects period measurement.

: Selects diode testing.

TCOUPL: Selects thermocouple temperature measurement.
2.3.
Second row without SHIFT button:

FILTER: Enable or disable the digital filter.

DIGITS: Changes resolution.

RATIO: Enables the dcv:dcv ratio function.

%: Calculates the ratio to a target value in percentage.

MIN/MAX: Captures the minimum or maximum readings from the
measurement.

NULL: Activates the offset function in order to get the real
measured reading.
2.4.
Second row with SHIFT button:

STEP: Scans from a channel to the next channel in delayed action
when using the scanner card.

SCAN: Enables scanning function when using the scanner card.

LIMITS: Used for Setting upper and lower limit values for readings.

MX+B: Used for calculating slope. X is the normal display reading.
M and B are constants defined by user for scale factor and offset.
26