ABB TTF350 Operating Instructions Manual page 56

2-sensor input functionality / Dual sensor mode
Device Description
parameters
Address Defines
(Multidrop) communication
type
HART burst
mode
Set Temperature
measuremen correction for
t start specified /
simulated sensor
LRL value to
desired LRL
temperature
value
Set Temperature
measuremen correction for
t end specified / simul.
Sensor
measurement
value at desired
URL temperature
value
Trim 4 mA Output signal
correction for
specified / simul.
Sensor LRL at
4,000 mA
setpoint
Trim 20 mA Output signal
correction for
specified / simul.
Sensor URL at
20,000 mA
setpoint
Simulation Output signal
simulation
corresponding to
the value
specified
56
DTM parameters HMI LCD display
parameters
<Device> <Communication>
<Maintenance> <Address (Multidrop)>
<Poll Address /
Tag>
<Communication>
<HART Burst Mode>
<Status>
<Communication>
<HART Burst Mode>
<Command>
<Device> <Calibrate> <Measuring
<Maintenance> Range>
<Adjust>
<Device> <Calibrate> <Measuring
<Maintenance> Range>
<Adjust>
<Device> <Calibrate> <Analog
<Maintenance > Output>
<Adjust /DAC
compensation fixed
for zero point at 4
mA>
<Device> <Calibrate>-
<Maintenance > <Analog Output>
<Adjust /DAC
compensation fixed
for amplification at
20 mA>
<Device> <Diagnostic>
<Simulation>
<Loop Test>
Effective range
Address = 0 conforms to HART
operating mode: Point-to-point
communication, 4 ... 20 mA
output signal address = 1 ... 15
conforms to HART multidrop
operating mode output signal
const. 4 mA only the digital HART
readings are available
on
off
Primary Var.
Current + % Range
Current + Dyn. Var.
Trim low or
Set Lower Range Value> ok
Trim high or
Set Upper Range Value> ok
Analog current measurement
value input min. 3,5 ... max. 4,5
mA
Analog current measurement
value input min. 19.5 ... max. 20.5
mA
3.5 ... 23.6 mA
TTF350
Safety information
Check safety
function
Check safety
function
Check safety
function
Check safety
function
Check safety
function
Check safety
function
Check safety
function
OI/TTF350-EN