Fault Voltage - Pepperl+Fuchs HID2891 Manual

Frequency Converter HiD2891
Trouble shooting
7.2

Fault voltage

The following table shows the values of the voltage output during a fault, depending on the settings.
Setting
Upscale
from value exceeding end
Downscale
Hold
from value exceeding end
Upscale/
downscale
sensible only for
RTD
48
Characteristic
1 V ... 5 V unlimited
approx. 5.5 V
(cannot be distinguished
value)
0 V
(cannot be distinguished
from value below start
value)
last measured value before the fault
approx. 5.5 V
in the case of lead short-
circuit
(cannot be distinguished
value)
0 V
in the case of lead
breakage
(cannot be distinguished
from value below start
value)
Characteristics
1 V ... 5 V (NE 43)
1 V ... 5 V limited
approx. 5.375 V
0.5 V
approx. 5.375 V
in the case of
lead short-circuit
0.5 V
in the case of
lead breakage
Characteristic
0 V ... 5 V
approx. 5.375 V
0 V
(cannot be distinguished
from measurement of the
start value)
approx. 5.375 V
in the case of lead short-
circuit
0 V
in the case of lead
breakage
(cannot be distinguished
from measurement of the
start value)