7.4
Output
Output
Output signal
Low saturation limit (fully
•
adjustable)
High saturation limit (fully
•
adjustable)
Ripple (without HART
•
communication)
adjustable time constants
damping coefficient
Adjustable time constants (T63)
with local operation
Current transmitter
•
Failure signal
•
Load
Without HART communication
•
With HART communication
•
HART communicator (Handheld)
SIMATIC PDM
Characteristic curve
Bus physics
Polarity-independent
7.5
Operating conditions
Rated conditions for gauge pressure and absolute pressure (from the gauge pressure series)
Installation conditions
Ambient conditions
Ambient temperature
•
Note
Measuring cell with silicone oil
filling
Measuring cell with inert liquid
Measuring cell with inert filling
liquid for relative pressure
measuring cells 1, 4, 16 and 63
bar
Display
Storage temperature
Climate class
•
Condensation
44
HART
4 ... 20 mA
3.55 mA, set to 3.84 mA in the factory
23 mA, set to 20.5 mA or optionally
22.0 mA in the factory
I
≤ 0.5 % of the max. output current
SS
0 ... 100 s, continuously adjustable
0 ... 100 s, in steps of 0.1 s
Factory-set to 2 s
3.55 ... 23 mA
3.55 ... 23 mA
Resistor R [Ω]
U
Power supply in V
H
R =230 ... 1100 Ω
R =230 ... 500 Ω
Linearly increasing or linearly decreasing
•
Linear increase or decrease or root extraction increase (only for differential
•
pressure and flow rate)
–
–
Observe the temperature class in hazardous areas.
-40 ... +85 °C (-40 ... +185 °F)
-20 ... +85 °C (-4 ... +185 °F)
-40 ... +85°C (-40...+185°F)
-30 ... +85 °C (-22 ... +185 °F)
-50 ... +85 °C (-58 ... +185 °F)
Permitted
PROFIBUS PA and FOUNDATION
Fieldbus
Digital PROFIBUS PA or
FOUNDATION
TM
–
–
–
0 ... 100 s, continuously adjustable
0 ... 100 s, in steps of 0.1 s
Factory-set to 2 s
–
–
–
–
–
–
–
IEC 61158-2
Yes
SITRANS P DS III/P410 (7MF4.33.. 7MF4.34.. 7MF4.35..)
Fieldbus signal
A5E03434626-04, 05/2015