In-Situ Aqua TROLL 400 Modbus and SDI-12 Reference Guide - Manual (Page 67)

Code Name Description
0x0A Gateway Path
Unavailable
Specialized use in conjunction with gateways, indicates that
the gateway was unable to allocate an internal communication
path from the input port to the output port for processing the request.
Usually means that the gateway is misconfigured or overloaded.
This exception code may not be supported by the devices.
0x0B Gateway Target
Device Failed
To Respond
Specialized use in conjunction with gateways, indicates that no
response was obtained from the target device. Usually means
that the device is not present on the network.
This exception code may be used by controllers, but is not used
by probes.
8.13 Extended Exception Codes
Code Name Description
0x80 Field Mismatch Mismatch between register number, count and field size.
0x81 Write Only Register Attempting to read a Write Only register.
0x82 Read Only Register Attempting to write a Read Only register.
0x83 Access Level Attempting to Read/Write a register with invalid access level.
0x84 Write Value Attempting to write an illegal field value.
0x85 Command Sequence Invalid device command register sequence.
0x86 File Sequence Invalid file command register sequence.
0x87 File Command Invalid file command.
0x88 File Number Invalid file number.
0x89 File Size Invalid file size.
0x8A File Data The file data block transferred to device is invalid.
0x8B File Interval Invalid file interval.
0x90 Gateway Error Invalid probe command on controller gateway.
0x91 Sensor Sequence Invalid sensor command register sequence.
0x92 Sensor Mode Invalid change to sensor mode, or attempting to
read/write with an invalid sensor mode set.
0x93 Sensor Config Attempting a sensor operation on a sensor port that
is not part of the current configuration.
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