Samson Series 3730 Mounting And Operating Instructions page 109

Type 3730-6 electropneumatic positioner
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Error codes –
Recommended action
61 KP too low
Status classification [Maintenance required]
Recommended
action
Hardware error
Error codes –
Recommended action
62 x signal
Additional indication at
the fault alarm contact!
Status classification [Maintenance demanded]
Recommended
action
63 SIL shutdown/w
too low
Status classification [No message]
Recommended
action
EB 8384-6 EN
Condensed state message active, when prompted, Err appears.
When fault alarms exist, they are displayed here.
Proportional-action coefficient Kp level lower than 3 was detected during ini-
tialization.
Note: A Kp level < 3 does not cause the initialization process to be canceled.
• Activate volume restriction in positioner output.
• Increase the bypass restriction setting of booster (if installed).
Condensed state message active, when prompted, Err appears.
When fault alarms exist, they are displayed here.
• Actuator's measured value recording failed.
• Conductive plastic element defective.
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 closed-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 for repair.
Emergency shutdown of the i/p block is implemented by 3.8 mA or
1)
4.4 mA (depending on the positioner version)´.
The set point w is lower than 3.7 mA. This state is indicated on the posi-
2)
tioner display by LOW blinking.
Raise the current (depending on version) above the limit.
1)
Check set point w. If necessary, restrict lower limit of current source to en-
2)
sure that a current below 3.7 mA cannot be issued.
Code list
109

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