Rockwell Automation 1440-PK02-05M2 XM-720 Machine Monitor - Manual (Page 51)

Publication GMSI10-UM001C-EN-E - June 2011
Configuring the XM-720 51
• the min and max range of the 4-20mA output signal
4. When you are finished, choose Device > Download to Device to
download your changes to the XM module.
Tachometer Parameters
Use the Tachometer tab to enable the tachometer measurement and to define
the characteristics of the tachometer as well as the signal processing that will
be performed on the tachometer signal.
In the provided configuration files, the tachometer measurement has been
disabled (Pulses per Revolution set to zero) to prevent a tachometer fault
when no signal is present. Refer to Files to Use With Your XM-720 Monitor
on page 39 for a list of the provided configuration files.
To modify the tachometer parameters, follow these steps.
1. In the Configuration Tool, click the Tachometer tab. You will see a
screen similar to this.
TIP
Refer to Chapter 3 in the XM Module User Guide
for a detailed description of the configuration
parameters.
TIP
Press F1 to display the online help topic for the
current tab or dialog.
A voltage reading
outside this range
constitutes a
tachometer fault.
To enable the
tachometer
measurement, enter a
non-zero value.
Check this checkbox
to enable Auto Trigger
mode. Uncheck this to
enable Manual
Trigger mode and
enter Trigger
threshold and
Trigger slope.