ABB TTF350 Operating Instructions Manual page 57

Device Description
parameters
Drift activated
detection:
Sensor drift
enabled detection
Drift Value at which
detection: sensor drift
signaling occurs,
max. sensor
if overshoot is
differential
longer than the
limit time period
is present
Drift Time period
detection: during which the
max. sensor
Sensor drift
differential must
Limit time
be overshot,
period
before sensor
drift signaling
occurs
Analog alarm Analog alarm
pulse pulse signaling
Maintenance with configurable
Demand pulse width for
signaling: sensor
Response for maintenance
maintenance needs (e.g.,
need failure of a
sensor in
redundancy
mode or
overshoot of
max. sensor drift
differential)
* Safety check is performed acc. to SIL safety information based on the document SM/TTX3X/SIL-DE
OI/TTF350-EN
DTM parameters HMI LCD display
parameters
<Device >
<Parametrize>
<enabled>
<Device >
<Parametrize>
<Max. Sensor
Differential>
<Device >
<Parametrize>
<Limit time period>
<Device >
<Parametrize>
<Output current/
Response for
Maintenance
Needs>
2-sensor input functionality / Dual sensor mode
Effective range
on
off
... Degrees C; ...°F, ...mV, ... Ohm Check safety
.....minutes
Off
Pulse width: >0....59.5 s
continuous
TTF350
Safety information
Check safety
function
function
Check safety
function
Check safety
function
57