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Frequency measurement subsystem – AMETEK Lx Series II Programming Manual User Manual

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Programming Manual

Lx \ Ls Series II

56

4.10 Frequency Measurement Subsystem

This subsystem programs the frequency measurement capability of the Lx\Ls Series. Two
measurement commands are available: MEASure and FETCh. MEASure triggers the acquisition
of new measurement data before returning a reading. FETCh returns a reading computed from
previously acquired data.

Subsystem Syntax

MEASure | FETCh

[:SCALar]

:FREQuency?

Returns the output frequency

MEASure:FREQuency?
FETCh:FREQuency?

This query returns the output frequency in Hertz.

Query Syntax

MEASure[:SCALar]:FREQuency?

FETCh[:SCALar]:FREQuency?

Parameters

None

Examples

MEAS:FREQ? FETC:FREQ?

Returned Parameters