Honeywell APT2000 Series User Manual page 17

on the sensor condition. A sad
"Smiley" indicates that there is a
Sensocheck message.
cuit of the primary coil and its lines
as well as an interruption at the
secondary coil and its lines. Senso-
check can be switched off. With
Sensocheck switched off, no
friendly Smiley appears.
For more detailed information, see chapter "Diagnos-
tic, Maintenance and Cleaning" (Pg. 26).
Simultaneously pressing Y and "
Y
"
+
starts the manual instrument self-
test.
A display test is carried out, the software version is
displayed and the memory and measured value
transmission are checked.
The automatic unit self-test checks the memory and
the measured-value transmission. It runs automati-
cally in the background at fixed intervals.
provides information
signals a short cir-
Operation
17