Siemens Maxum II Manual

# Text Description Action
2516 ? I2C Invalid Bus on %4 SNECON I2C driver: Invalid I2C bus
identification number.
Reset the analyzer.
2518 ? I2C Unknown Address Re‐
ceived on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
2519 ? I2C Invalid Data Type on
%4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
2520 ? I2C Invalid Number of I/O
Channels on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
2521 ? I2C Bus Conflict; Lost Arbi‐
tration on %4
SNECON I2C driver: An I2C communica‐
tion error was detected (SNECON hard‐
ware revision 2.x).
Confirm that only one SNECON is
present on the bus; a revision 2 SNE‐
CON cannot share the I2C bus.
2522 ? I2C Using a Free Message
Buffer on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
2523 ? I2C NS486SXF-C0 Patch
Timeout on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
Replace the SNECON.
2525 ? I2C Invalid Driver Control
Command on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer
Reload the SNECON OS and APP soft‐
ware.
Replace the SNECON.
2526 ? I2C Capability Information
Too Big on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
2527 ? I2C Message Lost in a Con‐
troller Reset: %4
SNECON I2C driver: A pending I2C mes‐
sage could not be sent and was lost as a
result of a reset of the I2C interface. The
cause of the reset is usually a recurring
communication error.
Contact Customer Support.
2529 ? I2C Invalid Capability Ver‐
sion; Incompatible Firm‐
ware on %4
SNECON I2C driver: An I2C module has
provided an invalid device capability in‐
formation message. The associated
'Sys_Hardware' table may be invalid.
Replace the module
Reload newer SNECON OS and APP
software.
2530 ? I2C Internal Error; Invalid
Daemon Function on %4
System error Contact Customer Support.
2531 ? I2C Internal Error; Invalid
Info on %4
SNECON I2C driver: SNECON firm‐
ware internal error.
Reset the analyzer.
2532 ? I2C Invalid Device ID Ver‐
sion; Incompatible Firm‐
ware on %4
SNECON I2C driver: An I2C module has
provided an invalid device ID information
message. The module type and loca‐
tion ID information may be invalid.
Replace the module.
Reload SNECON OS and APP soft‐
ware.
2534 ? I2C Internal Error; Bus
Manager Invalid Command
on %4
System error Contact Customer Support.
2537 ? I2C Address Table not ini‐
tialized on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
2538 ? I2C ISR Lockup SNECON I2C driver: The SNECON
message receive indicator is stuck
(SNECON revision 3.0 hardware only).
Reset the analyzer.
Replace the SNECON.
2539 ? I2C Invalid Message Sta‐
tus Size on %4
SNECON I2C driver: SNECON firmware
internal error.
Reset the analyzer.
Replace the SNECON.
General Maintenance and Troubleshooting
4.6 Alarm Codes, Descriptions, and Suggested Actions
Maxum edition II Analyzer General Maintenance
Manual, August 2018, A5E42019842001 63

Siemens Maxum II Specifications

General

Category	Gas Chromatograph
Measurement Principle	Gas Chromatography
Communication Protocols	Modbus, Ethernet, Profibus
Operating Temperature	-20°C to 55°C
Power Supply	24 VDC or 100-240 VAC
Mounting	rack mount
Applications	Refinery, chemical, petrochemical, natural gas
Detectors	Thermal Conductivity Detector (TCD), Flame Ionization Detector (FID)
Sample Inlets	Multiple
Dimensions	Varies by configuration (e.g., 19" rack mount)