Fault Alarms - Samson TROVIS 6495 Series Mounting And Operating Instructions

Fault alarms

12 Fault alarms
The fault alarm icon
fault alarm has been registered.
Possible sources of error are displayed in
the info menu on selecting the menu item
Error messages. If several errors exist,
use the cursor keys (
through the errors.
As soon as an error has been corrected, it is
removed from the list of errors and is no
longer displayed.
Error message
AI1(2, 3, 4) Wrong switch position
AI1(2, 3, 4) below range
AI1(2, 3, 4) above range
C1(2)–SPC below range
46
EB 6495-2 EN
is displayed when a
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Possible cause
The position of the two DIP
switches for the analog input
configuration is not identical.
The input signal is 5 % below
the lower value of the rated
signal range.
The input signal is 5 % above
the upper value of the rated
signal range.
The given set point is lower than
the lower measuring range
value AI1(2, 3, 4).MIN of the
analog input assigned to the
controlled variable PV.
Incoming and outgoing error messages are
time-stamped and saved in the last events
list (info menu).
The following error table contains possible
causes and the recommended action.
Note: We recommend for any errors not de-
scribed in detail to switch off the power sup-
ply and to wait approx. five seconds before
switching it on again.
The digital outputs DO5 and DO6 can be
configured so that they are activated when a
sensor/signal error or communication error
occurs. See configuration item O.10.1 and
O.11.1 in section 15.2.
Recommended action
Re-position DIP switches (see
section 5.2).
• Check input signal setting.
• Check the sensor lead for
sensor/wire breakage or for
a short circuit.
• Check electrical connection
to terminal strip 1 (analog
inputs). See section 4.
Check value