ATI Model F12/D Gas Transmitter Part 4 – Operation
55
O&M Manual (Rev-H)
Table 2. Trouble Messages
The analog-to-digital converter channel
assigned to the sensor’s gas concentration
output signal has failed, or is out of range.
The LCD driver chip cannot recover from an
internal error.
An internal CPU bus has faulted.
The analog-to-digital converter channel
assigned to the sensor’s temperature output
signal has failed, or is out of range.
The sensor has drifted -20% range (below zero).
See Table 1
Zero calibrate the sensor
4,6,8
The sensor cannot be detected.
One or more configuration settings in the
sensor memory do not pass checksum test.
One or more sensor configuration settings are
outside of their expected range.
The generator’s non-volatile memory is corrupt.
Auto-test Fail
With
Gen. Config Err
Auto-test is enabled (Status=READY) and a
problem has been detected with the gas
generator, or the gas generator is not
compatible with the sensor’s type or range.
This problem is reported on the display during
startup, when a sensor is installed, and when a
generator is removed or installed.
4,5, or disable Auto-test (set Status to OFF)
An error has been detected in the user settings
stored in the transmitter’s primary non-volatile
memory.
2,3, otherwise, reset the user memory
defaults (see Reset Menu on pg 77)
If the problem persists, replace the CPU
board.
An error has been detected in the factory
settings stored in the transmitter’s primary
non-volatile memory.
An error has been detected in the transmitter’s
secondary non-volatile memory.
Not applicable on this transmitter
An error has been detected in the transmitter’s
secondary non-volatile memory.
Not applicable on this transmitter
Auto-test Fail
Without
Gen. Config Err
Auto-test failed after three attempts (and the
Auto-test Trouble is set to YES).
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