Sig-Error Configuration Of Signal Level Fault Detection - Burkert 8792 Operating Instructions Manual

Type 8792, 8793 Type 8792, 8793
Start-up, operation
position controller Type 8792
21.3.13. SIG-ERROR
configuration of signal level fault detection
The SIG-ERROR function is used to detect a fault on the input signal.
Fault.detection.
Fault detection can be selected at 4 – 20 mA signal only:
Fault with input signal ≤ 3.5 mA (± 0.5% of final value, hysteresis 0.5% of final value)
If other signal types are selected, the respective menu branch is hidden. If this configuration does not
allow fault detection, not available is indicated in the selection menu.
ENTER
SP/CMD Input
SIG.ERROR
EXIT
Fig. 59: Operating structure SIG-ERROR
If signal fault detection is activated, the respective fault is indicated on the display.
(see chapter Error Messages on the Display).
Safety.position.SAFEPOS.on
When SAFEPOS on is set, the following configurations may occur:
Active menu option SAFEPOS
Inactive menu option SAFEPOS If a fault is detected, the actuator moves to the end position which the actuator
ENTER
ERROR off
ERROR on
EXIT
SAFEPOS
SafePos off
EXIT
SafePos on
If a fault is detected, the actuator moves to the lower SAFEPOS set position.
would specify in the isolated state.
SELEC
Signal fault detection inactive
Signal fault detection active
ENTER
Activate approach of safety
position (only possible if
ERROR on is selected in the
Selection menu)
SELEC
Approach of the safety
position is not active.
Approach of the safety
position is active.
Approach of the safety
position which is saved in
SAFEPOS.
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