Chapter 3 SPAN Operation
OEM7 SPAN Installation and Operation User Manual v14
112
For information about creating a custom interface cable, see the
PwrPak7 Installation and Operation User
.
2. Connect the wheel sensor wires on the interface cable to the DMI.
For a quadrature configuration, connect the DMI to the Wheel Sensor A+, Wheel Sensor A-, Wheel Sensor
B+, Wheel Sensor B- and GND wires.
For a single channel configuration, connect the DMI to the Wheel Sensor A, Wheel Sensor A- and GND
wires.
3. Connect an external power supply to the DMI.
The power required for the DMI depends on the DMI used. Refer to the DMI user documents for more inform-
ation.
Configure a DMI
1. Send the following command to enable a DMI on the PwrPak7 wheel sensor inputs.
DMICONFIG DMI1 ENABLE ENCLOSURE
2. Send the following commands to log the DMI data.
LOG DMICONFIGA ONCHANGED
LOG RAWDMIA ONNEW
LOG INSUPDATESTATUSA ONNEW
3. Check the
RAWDMI
log to ensure the DMI is producing data.
4. Check the
INSUPDATESTATUS
log to ensure the DMI is being used in the SPAN solution.
If there is no DMI data being produced or the DMI status is not USED, refer to
For more information, see the
DMICONFIG
command,
RAWDMI
log and
INSUPDATESTATUS
log in
the
OEM7 Commands and Logs Reference Manual
3.7.5 DMI Connected to an IMU
A DMI can be connected to the following IMUs:
l
IMU-ISA-100C
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IMU-ENC-LN200
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IMU-HG1900
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IMU-µIMU-IC
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IMU-IGM-A1
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IMU-IGM-S1
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IMU-FSAS
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IMU-CPT
on the next page shows an overview of a DMI connected to the IMU.
