BARTINGTON INSTRUMENTS
Page 6 of 8
OM3836/2
6.2. Electromagnetic Compatibility
Note:
The Mag646 sensors are not shielded for immunity from, or emission of,
electromagnetic fields.
Note:
The Mag646 sensors are intended for integration into other systems. Ensure these
meet the appropriate level of shielding.
7. Troubleshooting
The sensor is unlikely to suffer any defects in normal use: no internal components are
serviceable. The most likely causes of failure, and their solutions, are detailed in the following
table.
In the event of any apparent malfunction beyond those described in the table below, please email
, or telephone the Bartington Instruments service team on +44 (0)1993
706565.
Problem
Cause
Solution
There is no
analogue
output present
in Z
Sensor head not
connected
Ensure that the sensor head and electronics are
connected as per
“Cable Recommendations”
.
Power supply
not connected or
not sufficient to
power the sensor
Check that the power supply meets the requirement
provided in
DS3836
and that the connection is as per
“Connection to Power Supply/Acquisition Unit”
.
Broken coil
If the axis is not responding, the fluxgate coil could be
damaged. Please return the unit to us for assessment.
Component
damage
If the axis is not responding, one component could be
damaged. Please return the unit to us for assessment.
There is an
abnormal
current draw
on the sensor
Faulty
component
A faulty component can lead to an abnormal current
draw before it fails. Please return the unit to us for
assessment.
