Samson 3730-2 Mounting And Operating Instructions page 98

Electropneumatic positioner
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Code list
Hardware errors
Error codes –
Recommended action
62 x signal
Additional indication at
the fault alarm contact
Status classification [Maintenance demanded]
Recommended
action
63 w too low
Status classification [No message]
Recommended
action
64 i/p converter (y)
Status classification Maintenance alarm (cannot be classified)
Recommended
action
98
Condensed state message active, when prompted, Err appears.
When fault alarms exist, they are displayed here.
Actuator's measured value recording failed.
The conductive plastic element is defective.
The device continues functioning in emergency mode but it must be replaced
as quickly as possible.
The emergency mode on the display is indicated by a blinking closed-loop op-
eration icon and 4 dashes instead of the position reading.
Note on the open-loop operation: If the measuring system has failed, the
positioner is still in a reliable state. The positioner switches to emergency
mode where the position cannot be accurately controlled anymore. However,
the positioner continues operation according to its set point so that the process
remains in a safe state.
Return positioner to SAMSON AG for repair.
The set point is considerably smaller than 4 mA (0 %). This happens when the
positioner's power supply does not meet the standard requirements.
This state is indicated on the positioner display by LOW blinking.
Check set point.
If necessary, adjust the current source's lower limit so that no values lower
than 4 mA can be applied.
Current circuit of i/p converter interrupted.
Cannot be remedied. Return positioner to SAMSON AG for repair.
EB 8384-2 EN

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