User Manual

4179V100-UK 15
Display readout below min. / above max. (-1999, 9999):
Input Range Readout Limit
All All
-1999 Display readout <-1999
9999 Display readout >9999
4511/4501 display readout of input error detection and signal ”outside range”
Readout at hardware error
Error search Readout Cause
Check measurement of analog output AO.ER No load on the current output (only S4...20 mA)*
Communications test between 4501/4511
and 4179
NO.CO Connection error
Configuration error CO.ER Default configuration is loaded
Configuration error CO.ER Invalid configuration**
Check that saved configuration in 4511/4501
matches device
TY.ER Invalid type or rev. no.
Hardware error RA.ER RAM error*
Hardware error AD.ER A/D converter error*
Hardware error AO.SU Analog output supply error*
Hardware error EF.ER External flash error*
Hardware error IF.ER Internal flash error*
!
All error indications in the display flash once per second. The help text explains the error. If the error is an
input loop error, the display backlight flashes as well - this is acknowledged (stopped) by pushing the 3
button.
*
Error is acknowledged by either stepping through the basic setup, or by resetting the device power.
Some types of errors can only be acknowledged by resetting the device power.
** Error is acknowledged by stepping through the basic setup.
Configurable input error detection - readout (IN.ER):
Input Range Readout Limit
CURR All IN.ER See table on page 14
VOLT All IN.ER See table on page 14