5 fault diagnostic/failsafe feature, Fault diagnostic/failsafe feature – Detcon CXT-DM User Manual
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Model CXT-DM
The menu item appears as: “Set Serial ID”.
From the “Set Modbus ID” text scroll, hold the programming magnet over PGM1 or PGM2 until the “
”
prompt appears and continue to hold the magnet in place for an additional 3-4 seconds (until the display starts
to scroll “Set ID”). The display will then switch to “XX” (where XX is the current ID address). Swipe the
magnet momentarily over PGM2 to increase or PGM1 to decrease the hexadecimal number until the desired
ID is displayed. Hold the magnet over PGM2 for 3-4 seconds to accept the new value. The display will scroll
“ID Saved”, and revert to “Set Modbus ID” text scroll.
Move to another menu item by executing a momentary hold, or, return to Normal Operation via automatic
timeout of about 15 seconds (the display will scroll “Set Serial ID” 5 times and then return to Normal
Operation).
3.5 Fault Diagnostic/Failsafe Feature
If the ITM should incur a fault, the Global Fault bit will be set on the Modbus™ output. This can occur if the
ITM detects a problem with the sensor, detects that there is no sensor connected, if the ITM has an internal
fault, or other fault condition. The Global Fault bit will be set on the Modbus™ output until the problem is
resolved. The display will show the Fault when a magnetic programming tool is swiped across either PGM1
or PGM2. The error codes are defined in section 6 Troubleshooting Guide.
CXT-DM Instruction Manual
Rev. 1.6
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