23.10
Error Codes
Whenever a measurement value is missing the data item status
is set to OLD_VALUE. If the data item has never been updated,
the status is set to DEFAULT_VALUE. In both cases an error
code is updated to the data item. The error code is calculated
according to the formula -(900 + value of the data item).
Measurement fail error codes of the SMU
Table 23-8
Error code
Explanation
-901
Power error
-902
AD error
-903
Shift register error
-904
Connection error
-905
Sensor short error
-906
Sensor break error
-908
Temperature reference error
-909
Overflow error
-910
Underflow error
-911
EE error
-912
Hardware error or no measurements done yet
Communication fail error codes of the SMU
Table 23-9
Error code
Explanation
-1000
Timeout before reply received
-1001
Checksum error in the received message
-1002
STX not found in the start frame or data length is zero
-1003
Data field is too wide
-1004
Measured value out of measurement range
-1005
The result is not a floating point number
-1006
The difference between two consecutive
measurements is too big
-1007
Failed to initialize SMU
The sensor values may be multiplied in the MCU with 10 or 100
for the Modbus communication. In the external system the values
are accordingly divided with 1/10 or 1/100. In the case of error
code value the sensor code is not multiplied in the MCU. If the
external system anyway divides the error code value it may differ
from the value shown in tables above by one or two decade (e.g.
MCU error code -906 may be -90.6 in the external system).
23
Instrumentation and Automation
32-200115/II
23-58
WÄRTSILÄ 32
Содержание PAAE051728
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Страница 18: ...Appendix B Welding Precautions 200640 00 6...
Страница 26: ...01 Main Data Operating Data and General Design 32 200634 01 01 8 W RTSIL 32...
Страница 60: ...Appendix A Environmental Hazards 200507 02A 10...
Страница 68: ...Page 7 7 Document No 4V92A0645 Rev j...
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Страница 98: ...04 Maintenance Schedule 32 200623 01 04 14 W RTSIL 32...
Страница 154: ...07 Tightening Torques and Use of Hydraulic Tools 32 200643 01 07 30 W RTSIL 32...
Страница 162: ...08 Operating Troubles Emergency Operation 32 200402 01 08 8 W RTSIL 32...
Страница 164: ...Specific Installation Data 2005 01 09 2...
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Страница 216: ...Appendix A Testing of cylinder tightness 32 200142 A 4 W rtsil 20 32 34...
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Страница 253: ...U tube manometer Fig 15 12 401508200050 32 200549 10 Turbocharging and Air Cooling 15 W RTSIL 32 15 19...
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