Alarms 700 - 737 - Siemens Maxum II Manual

# Text
698 ? NAU %3 not available for
communication
699 ? MODBUS: result is not in
address map %3
4.6.6

Alarms 700 - 737

GCP Alarm Descriptions 700 - 736
The following tables list the alarm number (#), type (+ information, ? warning, ! error) alarm
text, description, and actions.
# Text
700 ? Network: Analyzer %3 not
available
701 ? MODBUS: scale factor or
euhi absent for %3
702 ? MODBUS: host command
for %3 invalid; undefined
database location
703 ? MODBUS: host command
for undefined address: %3
704 ? MODBUS: host cannot
write to this address: %3
705 ? MODBUS: mod‐
bus_msg_buffer cannot be
processed: %3
706 ? MODBUS: cannot locate
euhi %3
707 ? Calibration rejected: mar‐
gin exceeded for %3
708 ? MODBUS: Data type fail‐
ure for address: %3
709 ! DB: AI averaging %3
710 ? DB: AI averaging %3
Maxum edition II Analyzer General Maintenance
Manual, August 2018, A5E42019842001
4.6 Alarm Codes, Descriptions, and Suggested Actions
Description
1. No analyzer reference in host table for
Maxum Modbus
2. Cannot open connection to remote an‐
alyzer for Maxum Modbus or remote I/O.
This is a sometimes-temporary error that
indicates a problem in the host table or a
network problem.
Cannot find address in map for result or
analyzerstatus that came from an ana‐
lyzer.
Description
Analyzer cannot be opened from NAU to
receive message from the DCS.
Scale factor or EUHI is absent for scaled
results.
A DCS command has been received for
an undefined address.
DCS message received that is for an un‐
known address.
The address written to by the DCS is not
defined with a value_type that the host
can send messages to.
1. Invalid DCS command was sent to an
Optichrom or
2. EUHI, calibrate, stream select, skip
stream, run/hold, doset set from host that
cannot be located in analyzer table.
Cannot find EUHI for result.
Peak or group margins exceeded on auto
calibration.
Data_type mismatch with value_type.
Averaging is occurring on an AI with no
result designated to receive the average.
Averaging is occurring on an AI with no
result designated to receive the average.
General Maintenance and Troubleshooting
Action
Check the cables at the sending and
receiving ends.
Check modbus_addmap for an incor‐
rect anlz attribute.
Action
Check network.
Reset SYSCON.
Check contents of modbus_addmap.
Check contents of modbus_addmap.
Check contents of modbus_addmap.
Check value_type of address in mod‐
bus_addmap.
1. Cannot clear alarms on optichrom or
2. Check analyzer table to see if entry
occurs or wait until analyzer broadcasts.
Check EUHI address in modbus_add‐
map_result table.
Check peak or group margins in EZ‐
Chrom.
Check modbus_addmap. This is usu‐
ally self-correcting, but changes should
be checked.
Check configuration of AI averaging.
Check configuration of AI averaging.
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