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AGILENT 35670A
Supplemental Operator’s Guide
47
• difference in motion between Channel 1 and Channel 2 in mils peak-to-
peak
• phase angle between the two channels.
Set up the AGILENT 35670A
• Press the green [Preset] hardkey
• Press [DO PRESET] softkey (F1).
• Press the [Pause/Cont] hardkey if desired.
• Press the [Freq] hardkey
• Enter 800 and then press the [Hz] softkey (F2).
• Press the [Input] hardkey.
• Press the [ALL CHANNELS] softkey (F2).
• Select the [CH* AUTO UP ONLY] softkey (F5).
Set up transducer parameters on Channel 1 and Channel 2 as per the section
“Measuring with Transducers.” Mount the accelerometers to the machinery and
connect them to Channel 1 and Channel 2. The following procedures assume that
Using a Math Function to Measure Differential Motion
For accelerometers with the same polarity
• Press the [Analys] hardkey.
• Press the [DEFINE FUNCTION] softkey (F1).
• Press the [DEFINE F1] softkey (F1).
• Press the [MEAS DATA] softkey (F1).
• Press the [LIN SPEC CHANNEL 1] softkey (F3).
• Press the [ - ] softkey (F2).
• Press the [MEAS DATA] softkey (F1).
• Toggle the [CHANNEL 1 2 34] softkey (F1) until 2 is highlighted.
• Press the [LIN SPEC CHANNEL 2] softkey (F3).
• Press the [ENTER] softkey (F7).
For accelerometers with opposite polarity
• Press the [Analys] hardkey.
• Press the [DEFINE FUNCTION] softkey (F1).
• Press the [DEFINE F1] softkey (F1).
• Press the [MEAS DATA] softkey (F1).
• Press the [LIN SPEC CHANNEL 1] softkey (F3).
• Press the [ + ] softkey (F1).
• Press the [MEAS DATA] softkey (F1).