Burkert 8693 - SIG-ERROR Configuration of Signal Level Fault Detection

80
Type 8692, 8693
english
Start-up, operation
position controller Type 8692
4.3.11 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 de-
tection, not available is indicated in the selection menu.
SIG.ERROR
ENTER
SELEC
ERROR off
EXIT
SAFEPOS
Signal fault detection inactive
Activate approach of safety
position (only possible if
ERROR on is selected in the
Selection menu)
SP/CMD Input
ENTER
ERROR on
ENTER
Signal fault detection active
SELEC
SafePos off
Approach of the safety
position is not active.
SafePos on
Approach of the safety
position is active.
Approach of the safety
position which is saved
in SAFEPOS.
EXIT
EXIT
Fig. 31: Operating structure SIG-ERROR
If signal fault detection is activated, the respective fault is indicated on the display.
(see chapter entitled "Maintenance and troubleshooting")
Safety position SAFEPOS on
When SAFEPOS on is set, the following configurations may occur:
Active SAFEPOS menu option
If a fault is detected, the actuator moves to the lower SAFEPOS set position.
Inactive menu option SAFEPOS
If a fault is detected, the actuator moves to the end position which it would specify in the isolated state.