
2786-2817
Description
IOPoint [ ] - HART field device not write protected in locked mode
Possible Cause
It is expected that field devices be put into locked mode via an AMS or HART handheld communicator
when the Mark VIeS is in locked mode. This alarm indicates that the device on the specified channel is not in a
write-protected or secured mode while the controller is in locked mode.
Solution
Refer to the field device manual to determine how to place the device in the write-protected mode. All devices
used in a safety-protected system must be able to be placed in a read-only mode.
2818
Description
Outputs are disabled
Possible Cause
Input voltage dropped below 18 V. I/O pack or module input power is required to be within range 28 V
±5%.
Solution
Check the I/O pack or module power within the control cabinet.
2819-2820
Description
Cold Junction Sensor [ ] failure
Possible Cause
The Cold Junction temperature sensor on the terminal board failed to deliver an updated reading, most
likely due to hardware failure.
Solution
•
Verify that the I/O module is properly seated on the terminal board.
•
Replace the I/O module.
•
Replace the terminal board.
2821
Description
Cold Junction difference detected
Possible Cause
The difference between the two local Cold Junction sensors on the terminal board exceeds 5
°
C (41
°
F),
indicating a failed sensor. If ColdJuncType is set to Local, then the BackupCj will be used instead.
Solution
•
Check for abnormal ambient air heat sources close to the module.
•
Replace the terminal board.
2822
Description
Internal hardware issue detected (code[ ])
Possible Cause
An internal hardware issue has occurred, most likely due to an internal hardware failure. Possible causes
include:
•
Internal power supply failure
•
Internal data corruption (either due to a single-event upset or internal failure)
Solution
•
Cycle power on the I/O module.
•
Replace the I/O module.
224
GEH-6855_Vol_II
GEH-6855_Vol_II Mark VIeS Functional Safety Systems Volume II
Public Information
Содержание Mark VIeS
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Страница 145: ...TRLYS1B Terminal Board Wiring YDOA Discrete Output Modules GEH 6855_Vol_II System Guide 145 Public Information ...
Страница 153: ...TRLYS1D Circuits TMR YDOA Discrete Output Modules GEH 6855_Vol_II System Guide 153 Public Information ...
Страница 157: ...TRLYS1F Terminal Board Wiring YDOA Discrete Output Modules GEH 6855_Vol_II System Guide 157 Public Information ...
Страница 210: ...210 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
Страница 226: ...Notes 226 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
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Страница 369: ...JPDE Photo PDM Power Distribution Modules GEH 6855_Vol_II System Guide 369 Public Information ...
Страница 396: ...JGND Mounting 396 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
Страница 440: ...Notes 440 GEH 6855_Vol_II GEH 6855_Vol_II Mark VIeS Functional Safety Systems Volume II Public Information ...
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