Honeywell APT2000 Series, User Manual, Page: 17 / 48

+
Y
"
Operation
17
Safety Functions
Sensoface

sensor monitoring
Sensoface

provides information
on the sensor condition. A sad
“Smiley” indicates that there is a
Sensocheck

message.
Sensocheck

signals a short cir-
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).
GainCheck

manual instrument self-test
Simultaneously pressing
Y
and
"
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.
Automatic instrument self-test
The automatic unit self-test checks the memory and
the measured-value transmission. It runs automati-
cally in the background at fixed intervals.